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Diffstat (limited to 'src/gtest.cc')
| -rw-r--r-- | src/gtest.cc | 5386 |
1 files changed, 0 insertions, 5386 deletions
diff --git a/src/gtest.cc b/src/gtest.cc deleted file mode 100644 index 4170e5c..0000000 --- a/src/gtest.cc +++ /dev/null @@ -1,5386 +0,0 @@ -// Copyright 2005, Google Inc. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -// -// Author: wan@google.com (Zhanyong Wan) -// -// The Google C++ Testing Framework (Google Test) - -#include "gtest/gtest.h" -#include "gtest/internal/custom/gtest.h" -#include "gtest/gtest-spi.h" - -#include <ctype.h> -#include <math.h> -#include <stdarg.h> -#include <stdio.h> -#include <stdlib.h> -#include <time.h> -#include <wchar.h> -#include <wctype.h> - -#include <algorithm> -#include <iomanip> -#include <limits> -#include <list> -#include <map> -#include <ostream> // NOLINT -#include <sstream> -#include <vector> - -#if GTEST_OS_LINUX - -// TODO(kenton@google.com): Use autoconf to detect availability of -// gettimeofday(). -# define GTEST_HAS_GETTIMEOFDAY_ 1 - -# include <fcntl.h> // NOLINT -# include <limits.h> // NOLINT -# include <sched.h> // NOLINT -// Declares vsnprintf(). This header is not available on Windows. -# include <strings.h> // NOLINT -# include <sys/mman.h> // NOLINT -# include <sys/time.h> // NOLINT -# include <unistd.h> // NOLINT -# include <string> - -#elif GTEST_OS_SYMBIAN -# define GTEST_HAS_GETTIMEOFDAY_ 1 -# include <sys/time.h> // NOLINT - -#elif GTEST_OS_ZOS -# define GTEST_HAS_GETTIMEOFDAY_ 1 -# include <sys/time.h> // NOLINT - -// On z/OS we additionally need strings.h for strcasecmp. -# include <strings.h> // NOLINT - -#elif GTEST_OS_WINDOWS_MOBILE // We are on Windows CE. - -# include <windows.h> // NOLINT -# undef min - -#elif GTEST_OS_WINDOWS // We are on Windows proper. - -# include <io.h> // NOLINT -# include <sys/timeb.h> // NOLINT -# include <sys/types.h> // NOLINT -# include <sys/stat.h> // NOLINT - -# if GTEST_OS_WINDOWS_MINGW -// MinGW has gettimeofday() but not _ftime64(). -// TODO(kenton@google.com): Use autoconf to detect availability of -// gettimeofday(). -// TODO(kenton@google.com): There are other ways to get the time on -// Windows, like GetTickCount() or GetSystemTimeAsFileTime(). MinGW -// supports these. consider using them instead. -# define GTEST_HAS_GETTIMEOFDAY_ 1 -# include <sys/time.h> // NOLINT -# endif // GTEST_OS_WINDOWS_MINGW - -// cpplint thinks that the header is already included, so we want to -// silence it. -# include <windows.h> // NOLINT -# undef min - -#else - -// Assume other platforms have gettimeofday(). -// TODO(kenton@google.com): Use autoconf to detect availability of -// gettimeofday(). -# define GTEST_HAS_GETTIMEOFDAY_ 1 - -// cpplint thinks that the header is already included, so we want to -// silence it. -# include <sys/time.h> // NOLINT -# include <unistd.h> // NOLINT - -#endif // GTEST_OS_LINUX - -#if GTEST_HAS_EXCEPTIONS -# include <stdexcept> -#endif - -#if GTEST_CAN_STREAM_RESULTS_ -# include <arpa/inet.h> // NOLINT -# include <netdb.h> // NOLINT -# include <sys/socket.h> // NOLINT -# include <sys/types.h> // NOLINT -#endif - -// Indicates that this translation unit is part of Google Test's -// implementation. It must come before gtest-internal-inl.h is -// included, or there will be a compiler error. This trick is to -// prevent a user from accidentally including gtest-internal-inl.h in -// his code. -#define GTEST_IMPLEMENTATION_ 1 -#include "src/gtest-internal-inl.h" -#undef GTEST_IMPLEMENTATION_ - -#if GTEST_OS_WINDOWS -# define vsnprintf _vsnprintf -#endif // GTEST_OS_WINDOWS - -namespace testing { - -using internal::CountIf; -using internal::ForEach; -using internal::GetElementOr; -using internal::Shuffle; - -// Constants. - -// A test whose test case name or test name matches this filter is -// disabled and not run. -static const char kDisableTestFilter[] = "DISABLED_*:*/DISABLED_*"; - -// A test case whose name matches this filter is considered a death -// test case and will be run before test cases whose name doesn't -// match this filter. -static const char kDeathTestCaseFilter[] = "*DeathTest:*DeathTest/*"; - -// A test filter that matches everything. -static const char kUniversalFilter[] = "*"; - -// The default output file for XML output. -static const char kDefaultOutputFile[] = "test_detail.xml"; - -// The environment variable name for the test shard index. -static const char kTestShardIndex[] = "GTEST_SHARD_INDEX"; -// The environment variable name for the total number of test shards. -static const char kTestTotalShards[] = "GTEST_TOTAL_SHARDS"; -// The environment variable name for the test shard status file. -static const char kTestShardStatusFile[] = "GTEST_SHARD_STATUS_FILE"; - -namespace internal { - -// The text used in failure messages to indicate the start of the -// stack trace. -const char kStackTraceMarker[] = "\nStack trace:\n"; - -// g_help_flag is true iff the --help flag or an equivalent form is -// specified on the command line. -bool g_help_flag = false; - -} // namespace internal - -static const char* GetDefaultFilter() { -#ifdef GTEST_TEST_FILTER_ENV_VAR_ - const char* const testbridge_test_only = getenv(GTEST_TEST_FILTER_ENV_VAR_); - if (testbridge_test_only != NULL) { - return testbridge_test_only; - } -#endif // GTEST_TEST_FILTER_ENV_VAR_ - return kUniversalFilter; -} - -GTEST_DEFINE_bool_( - also_run_disabled_tests, - internal::BoolFromGTestEnv("also_run_disabled_tests", false), - "Run disabled tests too, in addition to the tests normally being run."); - -GTEST_DEFINE_bool_( - break_on_failure, - internal::BoolFromGTestEnv("break_on_failure", false), - "True iff a failed assertion should be a debugger break-point."); - -GTEST_DEFINE_bool_( - catch_exceptions, - internal::BoolFromGTestEnv("catch_exceptions", true), - "True iff " GTEST_NAME_ - " should catch exceptions and treat them as test failures."); - -GTEST_DEFINE_string_( - color, - internal::StringFromGTestEnv("color", "auto"), - "Whether to use colors in the output. Valid values: yes, no, " - "and auto. 'auto' means to use colors if the output is " - "being sent to a terminal and the TERM environment variable " - "is set to a terminal type that supports colors."); - -GTEST_DEFINE_string_( - filter, - internal::StringFromGTestEnv("filter", GetDefaultFilter()), - "A colon-separated list of glob (not regex) patterns " - "for filtering the tests to run, optionally followed by a " - "'-' and a : separated list of negative patterns (tests to " - "exclude). A test is run if it matches one of the positive " - "patterns and does not match any of the negative patterns."); - -GTEST_DEFINE_bool_(list_tests, false, - "List all tests without running them."); - -GTEST_DEFINE_string_( - output, - internal::StringFromGTestEnv("output", ""), - "A format (currently must be \"xml\"), optionally followed " - "by a colon and an output file name or directory. A directory " - "is indicated by a trailing pathname separator. " - "Examples: \"xml:filename.xml\", \"xml::directoryname/\". " - "If a directory is specified, output files will be created " - "within that directory, with file-names based on the test " - "executable's name and, if necessary, made unique by adding " - "digits."); - -GTEST_DEFINE_bool_( - print_time, - internal::BoolFromGTestEnv("print_time", true), - "True iff " GTEST_NAME_ - " should display elapsed time in text output."); - -GTEST_DEFINE_int32_( - random_seed, - internal::Int32FromGTestEnv("random_seed", 0), - "Random number seed to use when shuffling test orders. Must be in range " - "[1, 99999], or 0 to use a seed based on the current time."); - -GTEST_DEFINE_int32_( - repeat, - internal::Int32FromGTestEnv("repeat", 1), - "How many times to repeat each test. Specify a negative number " - "for repeating forever. Useful for shaking out flaky tests."); - -GTEST_DEFINE_bool_( - show_internal_stack_frames, false, - "True iff " GTEST_NAME_ " should include internal stack frames when " - "printing test failure stack traces."); - -GTEST_DEFINE_bool_( - shuffle, - internal::BoolFromGTestEnv("shuffle", false), - "True iff " GTEST_NAME_ - " should randomize tests' order on every run."); - -GTEST_DEFINE_int32_( - stack_trace_depth, - internal::Int32FromGTestEnv("stack_trace_depth", kMaxStackTraceDepth), - "The maximum number of stack frames to print when an " - "assertion fails. The valid range is 0 through 100, inclusive."); - -GTEST_DEFINE_string_( - stream_result_to, - internal::StringFromGTestEnv("stream_result_to", ""), - "This flag specifies the host name and the port number on which to stream " - "test results. Example: \"localhost:555\". The flag is effective only on " - "Linux."); - -GTEST_DEFINE_bool_( - throw_on_failure, - internal::BoolFromGTestEnv("throw_on_failure", false), - "When this flag is specified, a failed assertion will throw an exception " - "if exceptions are enabled or exit the program with a non-zero code " - "otherwise."); - -#if GTEST_USE_OWN_FLAGFILE_FLAG_ -GTEST_DEFINE_string_( - flagfile, - internal::StringFromGTestEnv("flagfile", ""), - "This flag specifies the flagfile to read command-line flags from."); -#endif // GTEST_USE_OWN_FLAGFILE_FLAG_ - -namespace internal { - -// Generates a random number from [0, range), using a Linear -// Congruential Generator (LCG). Crashes if 'range' is 0 or greater -// than kMaxRange. -UInt32 Random::Generate(UInt32 range) { - // These constants are the same as are used in glibc's rand(3). - state_ = (1103515245U*state_ + 12345U) % kMaxRange; - - GTEST_CHECK_(range > 0) - << "Cannot generate a number in the range [0, 0)."; - GTEST_CHECK_(range <= kMaxRange) - << "Generation of a number in [0, " << range << ") was requested, " - << "but this can only generate numbers in [0, " << kMaxRange << ")."; - - // Converting via modulus introduces a bit of downward bias, but - // it's simple, and a linear congruential generator isn't too good - // to begin with. - return state_ % range; -} - -// GTestIsInitialized() returns true iff the user has initialized -// Google Test. Useful for catching the user mistake of not initializing -// Google Test before calling RUN_ALL_TESTS(). -static bool GTestIsInitialized() { return GetArgvs().size() > 0; } - -// Iterates over a vector of TestCases, keeping a running sum of the -// results of calling a given int-returning method on each. -// Returns the sum. -static int SumOverTestCaseList(const std::vector<TestCase*>& case_list, - int (TestCase::*method)() const) { - int sum = 0; - for (size_t i = 0; i < case_list.size(); i++) { - sum += (case_list[i]->*method)(); - } - return sum; -} - -// Returns true iff the test case passed. -static bool TestCasePassed(const TestCase* test_case) { - return test_case->should_run() && test_case->Passed(); -} - -// Returns true iff the test case failed. -static bool TestCaseFailed(const TestCase* test_case) { - return test_case->should_run() && test_case->Failed(); -} - -// Returns true iff test_case contains at least one test that should -// run. -static bool ShouldRunTestCase(const TestCase* test_case) { - return test_case->should_run(); -} - -// AssertHelper constructor. -AssertHelper::AssertHelper(TestPartResult::Type type, - const char* file, - int line, - const char* message) - : data_(new AssertHelperData(type, file, line, message)) { -} - -AssertHelper::~AssertHelper() { - delete data_; -} - -// Message assignment, for assertion streaming support. -void AssertHelper::operator=(const Message& message) const { - UnitTest::GetInstance()-> - AddTestPartResult(data_->type, data_->file, data_->line, - AppendUserMessage(data_->message, message), - UnitTest::GetInstance()->impl() - ->CurrentOsStackTraceExceptTop(1) - // Skips the stack frame for this function itself. - ); // NOLINT -} - -// Mutex for linked pointers. -GTEST_API_ GTEST_DEFINE_STATIC_MUTEX_(g_linked_ptr_mutex); - -// A copy of all command line arguments. Set by InitGoogleTest(). -::std::vector<testing::internal::string> g_argvs; - -const ::std::vector<testing::internal::string>& GetArgvs() { -#if defined(GTEST_CUSTOM_GET_ARGVS_) - return GTEST_CUSTOM_GET_ARGVS_(); -#else // defined(GTEST_CUSTOM_GET_ARGVS_) - return g_argvs; -#endif // defined(GTEST_CUSTOM_GET_ARGVS_) -} - -// Returns the current application's name, removing directory path if that -// is present. -FilePath GetCurrentExecutableName() { - FilePath result; - -#if GTEST_OS_WINDOWS - result.Set(FilePath(GetArgvs()[0]).RemoveExtension("exe")); -#else - result.Set(FilePath(GetArgvs()[0])); -#endif // GTEST_OS_WINDOWS - - return result.RemoveDirectoryName(); -} - -// Functions for processing the gtest_output flag. - -// Returns the output format, or "" for normal printed output. -std::string UnitTestOptions::GetOutputFormat() { - const char* const gtest_output_flag = GTEST_FLAG(output).c_str(); - if (gtest_output_flag == NULL) return std::string(""); - - const char* const colon = strchr(gtest_output_flag, ':'); - return (colon == NULL) ? - std::string(gtest_output_flag) : - std::string(gtest_output_flag, colon - gtest_output_flag); -} - -// Returns the name of the requested output file, or the default if none -// was explicitly specified. -std::string UnitTestOptions::GetAbsolutePathToOutputFile() { - const char* const gtest_output_flag = GTEST_FLAG(output).c_str(); - if (gtest_output_flag == NULL) - return ""; - - const char* const colon = strchr(gtest_output_flag, ':'); - if (colon == NULL) - return internal::FilePath::ConcatPaths( - internal::FilePath( - UnitTest::GetInstance()->original_working_dir()), - internal::FilePath(kDefaultOutputFile)).string(); - - internal::FilePath output_name(colon + 1); - if (!output_name.IsAbsolutePath()) - // TODO(wan@google.com): on Windows \some\path is not an absolute - // path (as its meaning depends on the current drive), yet the - // following logic for turning it into an absolute path is wrong. - // Fix it. - output_name = internal::FilePath::ConcatPaths( - internal::FilePath(UnitTest::GetInstance()->original_working_dir()), - internal::FilePath(colon + 1)); - - if (!output_name.IsDirectory()) - return output_name.string(); - - internal::FilePath result(internal::FilePath::GenerateUniqueFileName( - output_name, internal::GetCurrentExecutableName(), - GetOutputFormat().c_str())); - return result.string(); -} - -// Returns true iff the wildcard pattern matches the string. The -// first ':' or '\0' character in pattern marks the end of it. -// -// This recursive algorithm isn't very efficient, but is clear and -// works well enough for matching test names, which are short. -bool UnitTestOptions::PatternMatchesString(const char *pattern, - const char *str) { - switch (*pattern) { - case '\0': - case ':': // Either ':' or '\0' marks the end of the pattern. - return *str == '\0'; - case '?': // Matches any single character. - return *str != '\0' && PatternMatchesString(pattern + 1, str + 1); - case '*': // Matches any string (possibly empty) of characters. - return (*str != '\0' && PatternMatchesString(pattern, str + 1)) || - PatternMatchesString(pattern + 1, str); - default: // Non-special character. Matches itself. - return *pattern == *str && - PatternMatchesString(pattern + 1, str + 1); - } -} - -bool UnitTestOptions::MatchesFilter( - const std::string& name, const char* filter) { - const char *cur_pattern = filter; - for (;;) { - if (PatternMatchesString(cur_pattern, name.c_str())) { - return true; - } - - // Finds the next pattern in the filter. - cur_pattern = strchr(cur_pattern, ':'); - - // Returns if no more pattern can be found. - if (cur_pattern == NULL) { - return false; - } - - // Skips the pattern separater (the ':' character). - cur_pattern++; - } -} - -// Returns true iff the user-specified filter matches the test case -// name and the test name. -bool UnitTestOptions::FilterMatchesTest(const std::string &test_case_name, - const std::string &test_name) { - const std::string& full_name = test_case_name + "." + test_name.c_str(); - - // Split --gtest_filter at '-', if there is one, to separate into - // positive filter and negative filter portions - const char* const p = GTEST_FLAG(filter).c_str(); - const char* const dash = strchr(p, '-'); - std::string positive; - std::string negative; - if (dash == NULL) { - positive = GTEST_FLAG(filter).c_str(); // Whole string is a positive filter - negative = ""; - } else { - positive = std::string(p, dash); // Everything up to the dash - negative = std::string(dash + 1); // Everything after the dash - if (positive.empty()) { - // Treat '-test1' as the same as '*-test1' - positive = kUniversalFilter; - } - } - - // A filter is a colon-separated list of patterns. It matches a - // test if any pattern in it matches the test. - return (MatchesFilter(full_name, positive.c_str()) && - !MatchesFilter(full_name, negative.c_str())); -} - -#if GTEST_HAS_SEH -// Returns EXCEPTION_EXECUTE_HANDLER if Google Test should handle the -// given SEH exception, or EXCEPTION_CONTINUE_SEARCH otherwise. -// This function is useful as an __except condition. -int UnitTestOptions::GTestShouldProcessSEH(DWORD exception_code) { - // Google Test should handle a SEH exception if: - // 1. the user wants it to, AND - // 2. this is not a breakpoint exception, AND - // 3. this is not a C++ exception (VC++ implements them via SEH, - // apparently). - // - // SEH exception code for C++ exceptions. - // (see http://support.microsoft.com/kb/185294 for more information). - const DWORD kCxxExceptionCode = 0xe06d7363; - - bool should_handle = true; - - if (!GTEST_FLAG(catch_exceptions)) - should_handle = false; - else if (exception_code == EXCEPTION_BREAKPOINT) - should_handle = false; - else if (exception_code == kCxxExceptionCode) - should_handle = false; - - return should_handle ? EXCEPTION_EXECUTE_HANDLER : EXCEPTION_CONTINUE_SEARCH; -} -#endif // GTEST_HAS_SEH - -} // namespace internal - -// The c'tor sets this object as the test part result reporter used by -// Google Test. The 'result' parameter specifies where to report the -// results. Intercepts only failures from the current thread. -ScopedFakeTestPartResultReporter::ScopedFakeTestPartResultReporter( - TestPartResultArray* result) - : intercept_mode_(INTERCEPT_ONLY_CURRENT_THREAD), - result_(result) { - Init(); -} - -// The c'tor sets this object as the test part result reporter used by -// Google Test. The 'result' parameter specifies where to report the -// results. -ScopedFakeTestPartResultReporter::ScopedFakeTestPartResultReporter( - InterceptMode intercept_mode, TestPartResultArray* result) - : intercept_mode_(intercept_mode), - result_(result) { - Init(); -} - -void ScopedFakeTestPartResultReporter::Init() { - internal::UnitTestImpl* const impl = internal::GetUnitTestImpl(); - if (intercept_mode_ == INTERCEPT_ALL_THREADS) { - old_reporter_ = impl->GetGlobalTestPartResultReporter(); - impl->SetGlobalTestPartResultReporter(this); - } else { - old_reporter_ = impl->GetTestPartResultReporterForCurrentThread(); - impl->SetTestPartResultReporterForCurrentThread(this); - } -} - -// The d'tor restores the test part result reporter used by Google Test -// before. -ScopedFakeTestPartResultReporter::~ScopedFakeTestPartResultReporter() { - internal::UnitTestImpl* const impl = internal::GetUnitTestImpl(); - if (intercept_mode_ == INTERCEPT_ALL_THREADS) { - impl->SetGlobalTestPartResultReporter(old_reporter_); - } else { - impl->SetTestPartResultReporterForCurrentThread(old_reporter_); - } -} - -// Increments the test part result count and remembers the result. -// This method is from the TestPartResultReporterInterface interface. -void ScopedFakeTestPartResultReporter::ReportTestPartResult( - const TestPartResult& result) { - result_->Append(result); -} - -namespace internal { - -// Returns the type ID of ::testing::Test. We should always call this -// instead of GetTypeId< ::testing::Test>() to get the type ID of -// testing::Test. This is to work around a suspected linker bug when -// using Google Test as a framework on Mac OS X. The bug causes -// GetTypeId< ::testing::Test>() to return different values depending -// on whether the call is from the Google Test framework itself or -// from user test code. GetTestTypeId() is guaranteed to always -// return the same value, as it always calls GetTypeId<>() from the -// gtest.cc, which is within the Google Test framework. -TypeId GetTestTypeId() { - return GetTypeId<Test>(); -} - -// The value of GetTestTypeId() as seen from within the Google Test -// library. This is solely for testing GetTestTypeId(). -extern const TypeId kTestTypeIdInGoogleTest = GetTestTypeId(); - -// This predicate-formatter checks that 'results' contains a test part -// failure of the given type and that the failure message contains the -// given substring. -AssertionResult HasOneFailure(const char* /* results_expr */, - const char* /* type_expr */, - const char* /* substr_expr */, - const TestPartResultArray& results, - TestPartResult::Type type, - const string& substr) { - const std::string expected(type == TestPartResult::kFatalFailure ? - "1 fatal failure" : - "1 non-fatal failure"); - Message msg; - if (results.size() != 1) { - msg << "Expected: " << expected << "\n" - << " Actual: " << results.size() << " failures"; - for (int i = 0; i < results.size(); i++) { - msg << "\n" << results.GetTestPartResult(i); - } - return AssertionFailure() << msg; - } - - const TestPartResult& r = results.GetTestPartResult(0); - if (r.type() != type) { - return AssertionFailure() << "Expected: " << expected << "\n" - << " Actual:\n" - << r; - } - - if (strstr(r.message(), substr.c_str()) == NULL) { - return AssertionFailure() << "Expected: " << expected << " containing \"" - << substr << "\"\n" - << " Actual:\n" - << r; - } - - return AssertionSuccess(); -} - -// The constructor of SingleFailureChecker remembers where to look up -// test part results, what type of failure we expect, and what -// substring the failure message should contain. -SingleFailureChecker:: SingleFailureChecker( - const TestPartResultArray* results, - TestPartResult::Type type, - const string& substr) - : results_(results), - type_(type), - substr_(substr) {} - -// The destructor of SingleFailureChecker verifies that the given -// TestPartResultArray contains exactly one failure that has the given -// type and contains the given substring. If that's not the case, a -// non-fatal failure will be generated. -SingleFailureChecker::~SingleFailureChecker() { - EXPECT_PRED_FORMAT3(HasOneFailure, *results_, type_, substr_); -} - -DefaultGlobalTestPartResultReporter::DefaultGlobalTestPartResultReporter( - UnitTestImpl* unit_test) : unit_test_(unit_test) {} - -void DefaultGlobalTestPartResultReporter::ReportTestPartResult( - const TestPartResult& result) { - unit_test_->current_test_result()->AddTestPartResult(result); - unit_test_->listeners()->repeater()->OnTestPartResult(result); -} - -DefaultPerThreadTestPartResultReporter::DefaultPerThreadTestPartResultReporter( - UnitTestImpl* unit_test) : unit_test_(unit_test) {} - -void DefaultPerThreadTestPartResultReporter::ReportTestPartResult( - const TestPartResult& result) { - unit_test_->GetGlobalTestPartResultReporter()->ReportTestPartResult(result); -} - -// Returns the global test part result reporter. -TestPartResultReporterInterface* -UnitTestImpl::GetGlobalTestPartResultReporter() { - internal::MutexLock lock(&global_test_part_result_reporter_mutex_); - return global_test_part_result_repoter_; -} - -// Sets the global test part result reporter. -void UnitTestImpl::SetGlobalTestPartResultReporter( - TestPartResultReporterInterface* reporter) { - internal::MutexLock lock(&global_test_part_result_reporter_mutex_); - global_test_part_result_repoter_ = reporter; -} - -// Returns the test part result reporter for the current thread. -TestPartResultReporterInterface* -UnitTestImpl::GetTestPartResultReporterForCurrentThread() { - return per_thread_test_part_result_reporter_.get(); -} - -// Sets the test part result reporter for the current thread. -void UnitTestImpl::SetTestPartResultReporterForCurrentThread( - TestPartResultReporterInterface* reporter) { - per_thread_test_part_result_reporter_.set(reporter); -} - -// Gets the number of successful test cases. -int UnitTestImpl::successful_test_case_count() const { - return CountIf(test_cases_, TestCasePassed); -} - -// Gets the number of failed test cases. -int UnitTestImpl::failed_test_case_count() const { - return CountIf(test_cases_, TestCaseFailed); -} - -// Gets the number of all test cases. -int UnitTestImpl::total_test_case_count() const { - return static_cast<int>(test_cases_.size()); -} - -// Gets the number of all test cases that contain at least one test -// that should run. -int UnitTestImpl::test_case_to_run_count() const { - return CountIf(test_cases_, ShouldRunTestCase); -} - -// Gets the number of successful tests. -int UnitTestImpl::successful_test_count() const { - return SumOverTestCaseList(test_cases_, &TestCase::successful_test_count); -} - -// Gets the number of failed tests. -int UnitTestImpl::failed_test_count() const { - return SumOverTestCaseList(test_cases_, &TestCase::failed_test_count); -} - -// Gets the number of disabled tests that will be reported in the XML report. -int UnitTestImpl::reportable_disabled_test_count() const { - return SumOverTestCaseList(test_cases_, - &TestCase::reportable_disabled_test_count); -} - -// Gets the number of disabled tests. -int UnitTestImpl::disabled_test_count() const { - return SumOverTestCaseList(test_cases_, &TestCase::disabled_test_count); -} - -// Gets the number of tests to be printed in the XML report. -int UnitTestImpl::reportable_test_count() const { - return SumOverTestCaseList(test_cases_, &TestCase::reportable_test_count); -} - -// Gets the number of all tests. -int UnitTestImpl::total_test_count() const { - return SumOverTestCaseList(test_cases_, &TestCase::total_test_count); -} - -// Gets the number of tests that should run. -int UnitTestImpl::test_to_run_count() const { - return SumOverTestCaseList(test_cases_, &TestCase::test_to_run_count); -} - -// Returns the current OS stack trace as an std::string. -// -// The maximum number of stack frames to be included is specified by -// the gtest_stack_trace_depth flag. The skip_count parameter -// specifies the number of top frames to be skipped, which doesn't -// count against the number of frames to be included. -// -// For example, if Foo() calls Bar(), which in turn calls -// CurrentOsStackTraceExceptTop(1), Foo() will be included in the -// trace but Bar() and CurrentOsStackTraceExceptTop() won't. -std::string UnitTestImpl::CurrentOsStackTraceExceptTop(int skip_count) { - return os_stack_trace_getter()->CurrentStackTrace( - static_cast<int>(GTEST_FLAG(stack_trace_depth)), - skip_count + 1 - // Skips the user-specified number of frames plus this function - // itself. - ); // NOLINT -} - -// Returns the current time in milliseconds. -TimeInMillis GetTimeInMillis() { -#if GTEST_OS_WINDOWS_MOBILE || defined(__BORLANDC__) - // Difference between 1970-01-01 and 1601-01-01 in milliseconds. - // http://analogous.blogspot.com/2005/04/epoch.html - const TimeInMillis kJavaEpochToWinFileTimeDelta = - static_cast<TimeInMillis>(116444736UL) * 100000UL; - const DWORD kTenthMicrosInMilliSecond = 10000; - - SYSTEMTIME now_systime; - FILETIME now_filetime; - ULARGE_INTEGER now_int64; - // TODO(kenton@google.com): Shouldn't this just use - // GetSystemTimeAsFileTime()? - GetSystemTime(&now_systime); - if (SystemTimeToFileTime(&now_systime, &now_filetime)) { - now_int64.LowPart = now_filetime.dwLowDateTime; - now_int64.HighPart = now_filetime.dwHighDateTime; - now_int64.QuadPart = (now_int64.QuadPart / kTenthMicrosInMilliSecond) - - kJavaEpochToWinFileTimeDelta; - return now_int64.QuadPart; - } - return 0; -#elif GTEST_OS_WINDOWS && !GTEST_HAS_GETTIMEOFDAY_ - __timeb64 now; - - // MSVC 8 deprecates _ftime64(), so we want to suppress warning 4996 - // (deprecated function) there. - // TODO(kenton@google.com): Use GetTickCount()? Or use - // SystemTimeToFileTime() - GTEST_DISABLE_MSC_WARNINGS_PUSH_(4996) - _ftime64(&now); - GTEST_DISABLE_MSC_WARNINGS_POP_() - - return static_cast<TimeInMillis>(now.time) * 1000 + now.millitm; -#elif GTEST_HAS_GETTIMEOFDAY_ - struct timeval now; - gettimeofday(&now, NULL); - return static_cast<TimeInMillis>(now.tv_sec) * 1000 + now.tv_usec / 1000; -#else -# error "Don't know how to get the current time on your system." -#endif -} - -// Utilities - -// class String. - -#if GTEST_OS_WINDOWS_MOBILE -// Creates a UTF-16 wide string from the given ANSI string, allocating -// memory using new. The caller is responsible for deleting the return -// value using delete[]. Returns the wide string, or NULL if the -// input is NULL. -LPCWSTR String::AnsiToUtf16(const char* ansi) { - if (!ansi) return NULL; - const int length = strlen(ansi); - const int unicode_length = - MultiByteToWideChar(CP_ACP, 0, ansi, length, - NULL, 0); - WCHAR* unicode = new WCHAR[unicode_length + 1]; - MultiByteToWideChar(CP_ACP, 0, ansi, length, - unicode, unicode_length); - unicode[unicode_length] = 0; - return unicode; -} - -// Creates an ANSI string from the given wide string, allocating -// memory using new. The caller is responsible for deleting the return -// value using delete[]. Returns the ANSI string, or NULL if the -// input is NULL. -const char* String::Utf16ToAnsi(LPCWSTR utf16_str) { - if (!utf16_str) return NULL; - const int ansi_length = - WideCharToMultiByte(CP_ACP, 0, utf16_str, -1, - NULL, 0, NULL, NULL); - char* ansi = new char[ansi_length + 1]; - WideCharToMultiByte(CP_ACP, 0, utf16_str, -1, - ansi, ansi_length, NULL, NULL); - ansi[ansi_length] = 0; - return ansi; -} - -#endif // GTEST_OS_WINDOWS_MOBILE - -// Compares two C strings. Returns true iff they have the same content. -// -// Unlike strcmp(), this function can handle NULL argument(s). A NULL -// C string is considered different to any non-NULL C string, -// including the empty string. -bool String::CStringEquals(const char * lhs, const char * rhs) { - if ( lhs == NULL ) return rhs == NULL; - - if ( rhs == NULL ) return false; - - return strcmp(lhs, rhs) == 0; -} - -#if GTEST_HAS_STD_WSTRING || GTEST_HAS_GLOBAL_WSTRING - -// Converts an array of wide chars to a narrow string using the UTF-8 -// encoding, and streams the result to the given Message object. -static void StreamWideCharsToMessage(const wchar_t* wstr, size_t length, - Message* msg) { - for (size_t i = 0; i != length; ) { // NOLINT - if (wstr[i] != L'\0') { - *msg << WideStringToUtf8(wstr + i, static_cast<int>(length - i)); - while (i != length && wstr[i] != L'\0') - i++; - } else { - *msg << '\0'; - i++; - } - } -} - -#endif // GTEST_HAS_STD_WSTRING || GTEST_HAS_GLOBAL_WSTRING - -void SplitString(const ::std::string& str, char delimiter, - ::std::vector< ::std::string>* dest) { - ::std::vector< ::std::string> parsed; - ::std::string::size_type pos = 0; - while (::testing::internal::AlwaysTrue()) { - const ::std::string::size_type colon = str.find(delimiter, pos); - if (colon == ::std::string::npos) { - parsed.push_back(str.substr(pos)); - break; - } else { - parsed.push_back(str.substr(pos, colon - pos)); - pos = colon + 1; - } - } - dest->swap(parsed); -} - -} // namespace internal - -// Constructs an empty Message. -// We allocate the stringstream separately because otherwise each use of -// ASSERT/EXPECT in a procedure adds over 200 bytes to the procedure's -// stack frame leading to huge stack frames in some cases; gcc does not reuse -// the stack space. -Message::Message() : ss_(new ::std::stringstream) { - // By default, we want there to be enough precision when printing - // a double to a Message. - *ss_ << std::setprecision(std::numeric_limits<double>::digits10 + 2); -} - -// These two overloads allow streaming a wide C string to a Message -// using the UTF-8 encoding. -Message& Message::operator <<(const wchar_t* wide_c_str) { - return *this << internal::String::ShowWideCString(wide_c_str); -} -Message& Message::operator <<(wchar_t* wide_c_str) { - return *this << internal::String::ShowWideCString(wide_c_str); -} - -#if GTEST_HAS_STD_WSTRING -// Converts the given wide string to a narrow string using the UTF-8 -// encoding, and streams the result to this Message object. -Message& Message::operator <<(const ::std::wstring& wstr) { - internal::StreamWideCharsToMessage(wstr.c_str(), wstr.length(), this); - return *this; -} -#endif // GTEST_HAS_STD_WSTRING - -#if GTEST_HAS_GLOBAL_WSTRING -// Converts the given wide string to a narrow string using the UTF-8 -// encoding, and streams the result to this Message object. -Message& Message::operator <<(const ::wstring& wstr) { - internal::StreamWideCharsToMessage(wstr.c_str(), wstr.length(), this); - return *this; -} -#endif // GTEST_HAS_GLOBAL_WSTRING - -// Gets the text streamed to this object so far as an std::string. -// Each '\0' character in the buffer is replaced with "\\0". -std::string Message::GetString() const { - return internal::StringStreamToString(ss_.get()); -} - -// AssertionResult constructors. -// Used in EXPECT_TRUE/FALSE(assertion_result). -AssertionResult::AssertionResult(const AssertionResult& other) - : success_(other.success_), - message_(other.message_.get() != NULL ? - new ::std::string(*other.message_) : - static_cast< ::std::string*>(NULL)) { -} - -// Swaps two AssertionResults. -void AssertionResult::swap(AssertionResult& other) { - using std::swap; - swap(success_, other.success_); - swap(message_, other.message_); -} - -// Returns the assertion's negation. Used with EXPECT/ASSERT_FALSE. -AssertionResult AssertionResult::operator!() const { - AssertionResult negation(!success_); - if (message_.get() != NULL) - negation << *message_; - return negation; -} - -// Makes a successful assertion result. -AssertionResult AssertionSuccess() { - return AssertionResult(true); -} - -// Makes a failed assertion result. -AssertionResult AssertionFailure() { - return AssertionResult(false); -} - -// Makes a failed assertion result with the given failure message. -// Deprecated; use AssertionFailure() << message. -AssertionResult AssertionFailure(const Message& message) { - return AssertionFailure() << message; -} - -namespace internal { - -namespace edit_distance { -std::vector<EditType> CalculateOptimalEdits(const std::vector<size_t>& left, - const std::vector<size_t>& right) { - std::vector<std::vector<double> > costs( - left.size() + 1, std::vector<double>(right.size() + 1)); - std::vector<std::vector<EditType> > best_move( - left.size() + 1, std::vector<EditType>(right.size() + 1)); - - // Populate for empty right. - for (size_t l_i = 0; l_i < costs.size(); ++l_i) { - costs[l_i][0] = static_cast<double>(l_i); - best_move[l_i][0] = kRemove; - } - // Populate for empty left. - for (size_t r_i = 1; r_i < costs[0].size(); ++r_i) { - costs[0][r_i] = static_cast<double>(r_i); - best_move[0][r_i] = kAdd; - } - - for (size_t l_i = 0; l_i < left.size(); ++l_i) { - for (size_t r_i = 0; r_i < right.size(); ++r_i) { - if (left[l_i] == right[r_i]) { - // Found a match. Consume it. - costs[l_i + 1][r_i + 1] = costs[l_i][r_i]; - best_move[l_i + 1][r_i + 1] = kMatch; - continue; - } - - const double add = costs[l_i + 1][r_i]; - const double remove = costs[l_i][r_i + 1]; - const double replace = costs[l_i][r_i]; - if (add < remove && add < replace) { - costs[l_i + 1][r_i + 1] = add + 1; - best_move[l_i + 1][r_i + 1] = kAdd; - } else if (remove < add && remove < replace) { - costs[l_i + 1][r_i + 1] = remove + 1; - best_move[l_i + 1][r_i + 1] = kRemove; - } else { - // We make replace a little more expensive than add/remove to lower - // their priority. - costs[l_i + 1][r_i + 1] = replace + 1.00001; - best_move[l_i + 1][r_i + 1] = kReplace; - } - } - } - - // Reconstruct the best path. We do it in reverse order. - std::vector<EditType> best_path; - for (size_t l_i = left.size(), r_i = right.size(); l_i > 0 || r_i > 0;) { - EditType move = best_move[l_i][r_i]; - best_path.push_back(move); - l_i -= move != kAdd; - r_i -= move != kRemove; - } - std::reverse(best_path.begin(), best_path.end()); - return best_path; -} - -namespace { - -// Helper class to convert string into ids with deduplication. -class InternalStrings { - public: - size_t GetId(const std::string& str) { - IdMap::iterator it = ids_.find(str); - if (it != ids_.end()) return it->second; - size_t id = ids_.size(); - return ids_[str] = id; - } - - private: - typedef std::map<std::string, size_t> IdMap; - IdMap ids_; -}; - -} // namespace - -std::vector<EditType> CalculateOptimalEdits( - const std::vector<std::string>& left, - const std::vector<std::string>& right) { - std::vector<size_t> left_ids, right_ids; - { - InternalStrings intern_table; - for (size_t i = 0; i < left.size(); ++i) { - left_ids.push_back(intern_table.GetId(left[i])); - } - for (size_t i = 0; i < right.size(); ++i) { - right_ids.push_back(intern_table.GetId(right[i])); - } - } - return CalculateOptimalEdits(left_ids, right_ids); -} - -namespace { - -// Helper class that holds the state for one hunk and prints it out to the -// stream. -// It reorders adds/removes when possible to group all removes before all -// adds. It also adds the hunk header before printint into the stream. -class Hunk { - public: - Hunk(size_t left_start, size_t right_start) - : left_start_(left_start), - right_start_(right_start), - adds_(), - removes_(), - common_() {} - - void PushLine(char edit, const char* line) { - switch (edit) { - case ' ': - ++common_; - FlushEdits(); - hunk_.push_back(std::make_pair(' ', line)); - break; - case '-': - ++removes_; - hunk_removes_.push_back(std::make_pair('-', line)); - break; - case '+': - ++adds_; - hunk_adds_.push_back(std::make_pair('+', line)); - break; - } - } - - void PrintTo(std::ostream* os) { - PrintHeader(os); - FlushEdits(); - for (std::list<std::pair<char, const char*> >::const_iterator it = - hunk_.begin(); - it != hunk_.end(); ++it) { - *os << it->first << it->second << "\n"; - } - } - - bool has_edits() const { return adds_ || removes_; } - - private: - void FlushEdits() { - hunk_.splice(hunk_.end(), hunk_removes_); - hunk_.splice(hunk_.end(), hunk_adds_); - } - - // Print a unified diff header for one hunk. - // The format is - // "@@ -<left_start>,<left_length> +<right_start>,<right_length> @@" - // where the left/right parts are ommitted if unnecessary. - void PrintHeader(std::ostream* ss) const { - *ss << "@@ "; - if (removes_) { - *ss << "-" << left_start_ << "," << (removes_ + common_); - } - if (removes_ && adds_) { - *ss << " "; - } - if (adds_) { - *ss << "+" << right_start_ << "," << (adds_ + common_); - } - *ss << " @@\n"; - } - - size_t left_start_, right_start_; - size_t adds_, removes_, common_; - std::list<std::pair<char, const char*> > hunk_, hunk_adds_, hunk_removes_; -}; - -} // namespace - -// Create a list of diff hunks in Unified diff format. -// Each hunk has a header generated by PrintHeader above plus a body with -// lines prefixed with ' ' for no change, '-' for deletion and '+' for -// addition. -// 'context' represents the desired unchanged prefix/suffix around the diff. -// If two hunks are close enough that their contexts overlap, then they are -// joined into one hunk. -std::string CreateUnifiedDiff(const std::vector<std::string>& left, - const std::vector<std::string>& right, - size_t context) { - const std::vector<EditType> edits = CalculateOptimalEdits(left, right); - - size_t l_i = 0, r_i = 0, edit_i = 0; - std::stringstream ss; - while (edit_i < edits.size()) { - // Find first edit. - while (edit_i < edits.size() && edits[edit_i] == kMatch) { - ++l_i; - ++r_i; - ++edit_i; - } - - // Find the first line to include in the hunk. - const size_t prefix_context = std::min(l_i, context); - Hunk hunk(l_i - prefix_context + 1, r_i - prefix_context + 1); - for (size_t i = prefix_context; i > 0; --i) { - hunk.PushLine(' ', left[l_i - i].c_str()); - } - - // Iterate the edits until we found enough suffix for the hunk or the input - // is over. - size_t n_suffix = 0; - for (; edit_i < edits.size(); ++edit_i) { - if (n_suffix >= context) { - // Continue only if the next hunk is very close. - std::vector<EditType>::const_iterator it = edits.begin() + edit_i; - while (it != edits.end() && *it == kMatch) ++it; - if (it == edits.end() || (it - edits.begin()) - edit_i >= context) { - // There is no next edit or it is too far away. - break; - } - } - - EditType edit = edits[edit_i]; - // Reset count when a non match is found. - n_suffix = edit == kMatch ? n_suffix + 1 : 0; - - if (edit == kMatch || edit == kRemove || edit == kReplace) { - hunk.PushLine(edit == kMatch ? ' ' : '-', left[l_i].c_str()); - } - if (edit == kAdd || edit == kReplace) { - hunk.PushLine('+', right[r_i].c_str()); - } - - // Advance indices, depending on edit type. - l_i += edit != kAdd; - r_i += edit != kRemove; - } - - if (!hunk.has_edits()) { - // We are done. We don't want this hunk. - break; - } - - hunk.PrintTo(&ss); - } - return ss.str(); -} - -} // namespace edit_distance - -namespace { - -// The string representation of the values received in EqFailure() are already -// escaped. Split them on escaped '\n' boundaries. Leave all other escaped -// characters the same. -std::vector<std::string> SplitEscapedString(const std::string& str) { - std::vector<std::string> lines; - size_t start = 0, end = str.size(); - if (end > 2 && str[0] == '"' && str[end - 1] == '"') { - ++start; - --end; - } - bool escaped = false; - for (size_t i = start; i + 1 < end; ++i) { - if (escaped) { - escaped = false; - if (str[i] == 'n') { - lines.push_back(str.substr(start, i - start - 1)); - start = i + 1; - } - } else { - escaped = str[i] == '\\'; - } - } - lines.push_back(str.substr(start, end - start)); - return lines; -} - -} // namespace - -// Constructs and returns the message for an equality assertion -// (e.g. ASSERT_EQ, EXPECT_STREQ, etc) failure. -// -// The first four parameters are the expressions used in the assertion -// and their values, as strings. For example, for ASSERT_EQ(foo, bar) -// where foo is 5 and bar is 6, we have: -// -// expected_expression: "foo" -// actual_expression: "bar" -// expected_value: "5" -// actual_value: "6" -// -// The ignoring_case parameter is true iff the assertion is a -// *_STRCASEEQ*. When it's true, the string " (ignoring case)" will -// be inserted into the message. -AssertionResult EqFailure(const char* expected_expression, - const char* actual_expression, - const std::string& expected_value, - const std::string& actual_value, - bool ignoring_case) { - Message msg; - msg << "Value of: " << actual_expression; - if (actual_value != actual_expression) { - msg << "\n Actual: " << actual_value; - } - - msg << "\nExpected: " << expected_expression; - if (ignoring_case) { - msg << " (ignoring case)"; - } - if (expected_value != expected_expression) { - msg << "\nWhich is: " << expected_value; - } - - if (!expected_value.empty() && !actual_value.empty()) { - const std::vector<std::string> expected_lines = - SplitEscapedString(expected_value); - const std::vector<std::string> actual_lines = - SplitEscapedString(actual_value); - if (expected_lines.size() > 1 || actual_lines.size() > 1) { - msg << "\nWith diff:\n" - << edit_distance::CreateUnifiedDiff(expected_lines, actual_lines); - } - } - - return AssertionFailure() << msg; -} - -// Constructs a failure message for Boolean assertions such as EXPECT_TRUE. -std::string GetBoolAssertionFailureMessage( - const AssertionResult& assertion_result, - const char* expression_text, - const char* actual_predicate_value, - const char* expected_predicate_value) { - const char* actual_message = assertion_result.message(); - Message msg; - msg << "Value of: " << expression_text - << "\n Actual: " << actual_predicate_value; - if (actual_message[0] != '\0') - msg << " (" << actual_message << ")"; - msg << "\nExpected: " << expected_predicate_value; - return msg.GetString(); -} - -// Helper function for implementing ASSERT_NEAR. -AssertionResult DoubleNearPredFormat(const char* expr1, - const char* expr2, - const char* abs_error_expr, - double val1, - double val2, - double abs_error) { - const double diff = fabs(val1 - val2); - if (diff <= abs_error) return AssertionSuccess(); - - // TODO(wan): do not print the value of an expression if it's - // already a literal. - return AssertionFailure() - << "The difference between " << expr1 << " and " << expr2 - << " is " << diff << ", which exceeds " << abs_error_expr << ", where\n" - << expr1 << " evaluates to " << val1 << ",\n" - << expr2 << " evaluates to " << val2 << ", and\n" - << abs_error_expr << " evaluates to " << abs_error << "."; -} - - -// Helper template for implementing FloatLE() and DoubleLE(). -template <typename RawType> -AssertionResult FloatingPointLE(const char* expr1, - const char* expr2, - RawType val1, - RawType val2) { - // Returns success if val1 is less than val2, - if (val1 < val2) { - return AssertionSuccess(); - } - - // or if val1 is almost equal to val2. - const FloatingPoint<RawType> lhs(val1), rhs(val2); - if (lhs.AlmostEquals(rhs)) { - return AssertionSuccess(); - } - - // Note that the above two checks will both fail if either val1 or - // val2 is NaN, as the IEEE floating-point standard requires that - // any predicate involving a NaN must return false. - - ::std::stringstream val1_ss; - val1_ss << std::setprecision(std::numeric_limits<RawType>::digits10 + 2) - << val1; - - ::std::stringstream val2_ss; - val2_ss << std::setprecision(std::numeric_limits<RawType>::digits10 + 2) - << val2; - - return AssertionFailure() - << "Expected: (" << expr1 << ") <= (" << expr2 << ")\n" - << " Actual: " << StringStreamToString(&val1_ss) << " vs " - << StringStreamToString(&val2_ss); -} - -} // namespace internal - -// Asserts that val1 is less than, or almost equal to, val2. Fails -// otherwise. In particular, it fails if either val1 or val2 is NaN. -AssertionResult FloatLE(const char* expr1, const char* expr2, - float val1, float val2) { - return internal::FloatingPointLE<float>(expr1, expr2, val1, val2); -} - -// Asserts that val1 is less than, or almost equal to, val2. Fails -// otherwise. In particular, it fails if either val1 or val2 is NaN. -AssertionResult DoubleLE(const char* expr1, const char* expr2, - double val1, double val2) { - return internal::FloatingPointLE<double>(expr1, expr2, val1, val2); -} - -namespace internal { - -// The helper function for {ASSERT|EXPECT}_EQ with int or enum -// arguments. -AssertionResult CmpHelperEQ(const char* expected_expression, - const char* actual_expression, - BiggestInt expected, - BiggestInt actual) { - if (expected == actual) { - return AssertionSuccess(); - } - - return EqFailure(expected_expression, - actual_expression, - FormatForComparisonFailureMessage(expected, actual), - FormatForComparisonFailureMessage(actual, expected), - false); -} - -// A macro for implementing the helper functions needed to implement -// ASSERT_?? and EXPECT_?? with integer or enum arguments. It is here -// just to avoid copy-and-paste of similar code. -#define GTEST_IMPL_CMP_HELPER_(op_name, op)\ -AssertionResult CmpHelper##op_name(const char* expr1, const char* expr2, \ - BiggestInt val1, BiggestInt val2) {\ - if (val1 op val2) {\ - return AssertionSuccess();\ - } else {\ - return AssertionFailure() \ - << "Expected: (" << expr1 << ") " #op " (" << expr2\ - << "), actual: " << FormatForComparisonFailureMessage(val1, val2)\ - << " vs " << FormatForComparisonFailureMessage(val2, val1);\ - }\ -} - -// Implements the helper function for {ASSERT|EXPECT}_NE with int or -// enum arguments. -GTEST_IMPL_CMP_HELPER_(NE, !=) -// Implements the helper function for {ASSERT|EXPECT}_LE with int or -// enum arguments. -GTEST_IMPL_CMP_HELPER_(LE, <=) -// Implements the helper function for {ASSERT|EXPECT}_LT with int or -// enum arguments. -GTEST_IMPL_CMP_HELPER_(LT, < ) -// Implements the helper function for {ASSERT|EXPECT}_GE with int or -// enum arguments. -GTEST_IMPL_CMP_HELPER_(GE, >=) -// Implements the helper function for {ASSERT|EXPECT}_GT with int or -// enum arguments. -GTEST_IMPL_CMP_HELPER_(GT, > ) - -#undef GTEST_IMPL_CMP_HELPER_ - -// The helper function for {ASSERT|EXPECT}_STREQ. -AssertionResult CmpHelperSTREQ(const char* expected_expression, - const char* actual_expression, - const char* expected, - const char* actual) { - if (String::CStringEquals(expected, actual)) { - return AssertionSuccess(); - } - - return EqFailure(expected_expression, - actual_expression, - PrintToString(expected), - PrintToString(actual), - false); -} - -// The helper function for {ASSERT|EXPECT}_STRCASEEQ. -AssertionResult CmpHelperSTRCASEEQ(const char* expected_expression, - const char* actual_expression, - const char* expected, - const char* actual) { - if (String::CaseInsensitiveCStringEquals(expected, actual)) { - return AssertionSuccess(); - } - - return EqFailure(expected_expression, - actual_expression, - PrintToString(expected), - PrintToString(actual), - true); -} - -// The helper function for {ASSERT|EXPECT}_STRNE. -AssertionResult CmpHelperSTRNE(const char* s1_expression, - const char* s2_expression, - const char* s1, - const char* s2) { - if (!String::CStringEquals(s1, s2)) { - return AssertionSuccess(); - } else { - return AssertionFailure() << "Expected: (" << s1_expression << ") != (" - << s2_expression << "), actual: \"" - << s1 << "\" vs \"" << s2 << "\""; - } -} - -// The helper function for {ASSERT|EXPECT}_STRCASENE. -AssertionResult CmpHelperSTRCASENE(const char* s1_expression, - const char* s2_expression, - const char* s1, - const char* s2) { - if (!String::CaseInsensitiveCStringEquals(s1, s2)) { - return AssertionSuccess(); - } else { - return AssertionFailure() - << "Expected: (" << s1_expression << ") != (" - << s2_expression << ") (ignoring case), actual: \"" - << s1 << "\" vs \"" << s2 << "\""; - } -} - -} // namespace internal - -namespace { - -// Helper functions for implementing IsSubString() and IsNotSubstring(). - -// This group of overloaded functions return true iff needle is a -// substring of haystack. NULL is considered a substring of itself -// only. - -bool IsSubstringPred(const char* needle, const char* haystack) { - if (needle == NULL || haystack == NULL) - return needle == haystack; - - return strstr(haystack, needle) != NULL; -} - -bool IsSubstringPred(const wchar_t* needle, const wchar_t* haystack) { - if (needle == NULL || haystack == NULL) - return needle == haystack; - - return wcsstr(haystack, needle) != NULL; -} - -// StringType here can be either ::std::string or ::std::wstring. -template <typename StringType> -bool IsSubstringPred(const StringType& needle, - const StringType& haystack) { - return haystack.find(needle) != StringType::npos; -} - -// This function implements either IsSubstring() or IsNotSubstring(), -// depending on the value of the expected_to_be_substring parameter. -// StringType here can be const char*, const wchar_t*, ::std::string, -// or ::std::wstring. -template <typename StringType> -AssertionResult IsSubstringImpl( - bool expected_to_be_substring, - const char* needle_expr, const char* haystack_expr, - const StringType& needle, const StringType& haystack) { - if (IsSubstringPred(needle, haystack) == expected_to_be_substring) - return AssertionSuccess(); - - const bool is_wide_string = sizeof(needle[0]) > 1; - const char* const begin_string_quote = is_wide_string ? "L\"" : "\""; - return AssertionFailure() - << "Value of: " << needle_expr << "\n" - << " Actual: " << begin_string_quote << needle << "\"\n" - << "Expected: " << (expected_to_be_substring ? "" : "not ") - << "a substring of " << haystack_expr << "\n" - << "Which is: " << begin_string_quote << haystack << "\""; -} - -} // namespace - -// IsSubstring() and IsNotSubstring() check whether needle is a -// substring of haystack (NULL is considered a substring of itself -// only), and return an appropriate error message when they fail. - -AssertionResult IsSubstring( - const char* needle_expr, const char* haystack_expr, - const char* needle, const char* haystack) { - return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack); -} - -AssertionResult IsSubstring( - const char* needle_expr, const char* haystack_expr, - const wchar_t* needle, const wchar_t* haystack) { - return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack); -} - -AssertionResult IsNotSubstring( - const char* needle_expr, const char* haystack_expr, - const char* needle, const char* haystack) { - return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack); -} - -AssertionResult IsNotSubstring( - const char* needle_expr, const char* haystack_expr, - const wchar_t* needle, const wchar_t* haystack) { - return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack); -} - -AssertionResult IsSubstring( - const char* needle_expr, const char* haystack_expr, - const ::std::string& needle, const ::std::string& haystack) { - return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack); -} - -AssertionResult IsNotSubstring( - const char* needle_expr, const char* haystack_expr, - const ::std::string& needle, const ::std::string& haystack) { - return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack); -} - -#if GTEST_HAS_STD_WSTRING -AssertionResult IsSubstring( - const char* needle_expr, const char* haystack_expr, - const ::std::wstring& needle, const ::std::wstring& haystack) { - return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack); -} - -AssertionResult IsNotSubstring( - const char* needle_expr, const char* haystack_expr, - const ::std::wstring& needle, const ::std::wstring& haystack) { - return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack); -} -#endif // GTEST_HAS_STD_WSTRING - -namespace internal { - -#if GTEST_OS_WINDOWS - -namespace { - -// Helper function for IsHRESULT{SuccessFailure} predicates -AssertionResult HRESULTFailureHelper(const char* expr, - const char* expected, - long hr) { // NOLINT -# if GTEST_OS_WINDOWS_MOBILE - - // Windows CE doesn't support FormatMessage. - const char error_text[] = ""; - -# else - - // Looks up the human-readable system message for the HRESULT code - // and since we're not passing any params to FormatMessage, we don't - // want inserts expanded. - const DWORD kFlags = FORMAT_MESSAGE_FROM_SYSTEM | - FORMAT_MESSAGE_IGNORE_INSERTS; - const DWORD kBufSize = 4096; - // Gets the system's human readable message string for this HRESULT. - char error_text[kBufSize] = { '\0' }; - DWORD message_length = ::FormatMessageA(kFlags, - 0, // no source, we're asking system - hr, // the error - 0, // no line width restrictions - error_text, // output buffer - kBufSize, // buf size - NULL); // no arguments for inserts - // Trims tailing white space (FormatMessage leaves a trailing CR-LF) - for (; message_length && IsSpace(error_text[message_length - 1]); - --message_length) { - error_text[message_length - 1] = '\0'; - } - -# endif // GTEST_OS_WINDOWS_MOBILE - - const std::string error_hex("0x" + String::FormatHexInt(hr)); - return ::testing::AssertionFailure() - << "Expected: " << expr << " " << expected << ".\n" - << " Actual: " << error_hex << " " << error_text << "\n"; -} - -} // namespace - -AssertionResult IsHRESULTSuccess(const char* expr, long hr) { // NOLINT - if (SUCCEEDED(hr)) { - return AssertionSuccess(); - } - return HRESULTFailureHelper(expr, "succeeds", hr); -} - -AssertionResult IsHRESULTFailure(const char* expr, long hr) { // NOLINT - if (FAILED(hr)) { - return AssertionSuccess(); - } - return HRESULTFailureHelper(expr, "fails", hr); -} - -#endif // GTEST_OS_WINDOWS - -// Utility functions for encoding Unicode text (wide strings) in -// UTF-8. - -// A Unicode code-point can have upto 21 bits, and is encoded in UTF-8 -// like this: -// -// Code-point length Encoding -// 0 - 7 bits 0xxxxxxx -// 8 - 11 bits 110xxxxx 10xxxxxx -// 12 - 16 bits 1110xxxx 10xxxxxx 10xxxxxx -// 17 - 21 bits 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx - -// The maximum code-point a one-byte UTF-8 sequence can represent. -const UInt32 kMaxCodePoint1 = (static_cast<UInt32>(1) << 7) - 1; - -// The maximum code-point a two-byte UTF-8 sequence can represent. -const UInt32 kMaxCodePoint2 = (static_cast<UInt32>(1) << (5 + 6)) - 1; - -// The maximum code-point a three-byte UTF-8 sequence can represent. -const UInt32 kMaxCodePoint3 = (static_cast<UInt32>(1) << (4 + 2*6)) - 1; - -// The maximum code-point a four-byte UTF-8 sequence can represent. -const UInt32 kMaxCodePoint4 = (static_cast<UInt32>(1) << (3 + 3*6)) - 1; - -// Chops off the n lowest bits from a bit pattern. Returns the n -// lowest bits. As a side effect, the original bit pattern will be -// shifted to the right by n bits. -inline UInt32 ChopLowBits(UInt32* bits, int n) { - const UInt32 low_bits = *bits & ((static_cast<UInt32>(1) << n) - 1); - *bits >>= n; - return low_bits; -} - -// Converts a Unicode code point to a narrow string in UTF-8 encoding. -// code_point parameter is of type UInt32 because wchar_t may not be -// wide enough to contain a code point. -// If the code_point is not a valid Unicode code point -// (i.e. outside of Unicode range U+0 to U+10FFFF) it will be converted -// to "(Invalid Unicode 0xXXXXXXXX)". -std::string CodePointToUtf8(UInt32 code_point) { - if (code_point > kMaxCodePoint4) { - return "(Invalid Unicode 0x" + String::FormatHexInt(code_point) + ")"; - } - - char str[5]; // Big enough for the largest valid code point. - if (code_point <= kMaxCodePoint1) { - str[1] = '\0'; - str[0] = static_cast<char>(code_point); // 0xxxxxxx - } else if (code_point <= kMaxCodePoint2) { - str[2] = '\0'; - str[1] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx - str[0] = static_cast<char>(0xC0 | code_point); // 110xxxxx - } else if (code_point <= kMaxCodePoint3) { - str[3] = '\0'; - str[2] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx - str[1] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx - str[0] = static_cast<char>(0xE0 | code_point); // 1110xxxx - } else { // code_point <= kMaxCodePoint4 - str[4] = '\0'; - str[3] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx - str[2] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx - str[1] = static_cast<char>(0x80 | ChopLowBits(&code_point, 6)); // 10xxxxxx - str[0] = static_cast<char>(0xF0 | code_point); // 11110xxx - } - return str; -} - -// The following two functions only make sense if the the system -// uses UTF-16 for wide string encoding. All supported systems -// with 16 bit wchar_t (Windows, Cygwin, Symbian OS) do use UTF-16. - -// Determines if the arguments constitute UTF-16 surrogate pair -// and thus should be combined into a single Unicode code point -// using CreateCodePointFromUtf16SurrogatePair. -inline bool IsUtf16SurrogatePair(wchar_t first, wchar_t second) { - return sizeof(wchar_t) == 2 && - (first & 0xFC00) == 0xD800 && (second & 0xFC00) == 0xDC00; -} - -// Creates a Unicode code point from UTF16 surrogate pair. -inline UInt32 CreateCodePointFromUtf16SurrogatePair(wchar_t first, - wchar_t second) { - const UInt32 mask = (1 << 10) - 1; - return (sizeof(wchar_t) == 2) ? - (((first & mask) << 10) | (second & mask)) + 0x10000 : - // This function should not be called when the condition is - // false, but we provide a sensible default in case it is. - static_cast<UInt32>(first); -} - -// Converts a wide string to a narrow string in UTF-8 encoding. -// The wide string is assumed to have the following encoding: -// UTF-16 if sizeof(wchar_t) == 2 (on Windows, Cygwin, Symbian OS) -// UTF-32 if sizeof(wchar_t) == 4 (on Linux) -// Parameter str points to a null-terminated wide string. -// Parameter num_chars may additionally limit the number -// of wchar_t characters processed. -1 is used when the entire string -// should be processed. -// If the string contains code points that are not valid Unicode code points -// (i.e. outside of Unicode range U+0 to U+10FFFF) they will be output -// as '(Invalid Unicode 0xXXXXXXXX)'. If the string is in UTF16 encoding -// and contains invalid UTF-16 surrogate pairs, values in those pairs -// will be encoded as individual Unicode characters from Basic Normal Plane. -std::string WideStringToUtf8(const wchar_t* str, int num_chars) { - if (num_chars == -1) - num_chars = static_cast<int>(wcslen(str)); - - ::std::stringstream stream; - for (int i = 0; i < num_chars; ++i) { - UInt32 unicode_code_point; - - if (str[i] == L'\0') { - break; - } else if (i + 1 < num_chars && IsUtf16SurrogatePair(str[i], str[i + 1])) { - unicode_code_point = CreateCodePointFromUtf16SurrogatePair(str[i], - str[i + 1]); - i++; - } else { - unicode_code_point = static_cast<UInt32>(str[i]); - } - - stream << CodePointToUtf8(unicode_code_point); - } - return StringStreamToString(&stream); -} - -// Converts a wide C string to an std::string using the UTF-8 encoding. -// NULL will be converted to "(null)". -std::string String::ShowWideCString(const wchar_t * wide_c_str) { - if (wide_c_str == NULL) return "(null)"; - - return internal::WideStringToUtf8(wide_c_str, -1); -} - -// Compares two wide C strings. Returns true iff they have the same -// content. -// -// Unlike wcscmp(), this function can handle NULL argument(s). A NULL -// C string is considered different to any non-NULL C string, -// including the empty string. -bool String::WideCStringEquals(const wchar_t * lhs, const wchar_t * rhs) { - if (lhs == NULL) return rhs == NULL; - - if (rhs == NULL) return false; - - return wcscmp(lhs, rhs) == 0; -} - -// Helper function for *_STREQ on wide strings. -AssertionResult CmpHelperSTREQ(const char* expected_expression, - const char* actual_expression, - const wchar_t* expected, - const wchar_t* actual) { - if (String::WideCStringEquals(expected, actual)) { - return AssertionSuccess(); - } - - return EqFailure(expected_expression, - actual_expression, - PrintToString(expected), - PrintToString(actual), - false); -} - -// Helper function for *_STRNE on wide strings. -AssertionResult CmpHelperSTRNE(const char* s1_expression, - const char* s2_expression, - const wchar_t* s1, - const wchar_t* s2) { - if (!String::WideCStringEquals(s1, s2)) { - return AssertionSuccess(); - } - - return AssertionFailure() << "Expected: (" << s1_expression << ") != (" - << s2_expression << "), actual: " - << PrintToString(s1) - << " vs " << PrintToString(s2); -} - -// Compares two C strings, ignoring case. Returns true iff they have -// the same content. -// -// Unlike strcasecmp(), this function can handle NULL argument(s). A -// NULL C string is considered different to any non-NULL C string, -// including the empty string. -bool String::CaseInsensitiveCStringEquals(const char * lhs, const char * rhs) { - if (lhs == NULL) - return rhs == NULL; - if (rhs == NULL) - return false; - return posix::StrCaseCmp(lhs, rhs) == 0; -} - - // Compares two wide C strings, ignoring case. Returns true iff they - // have the same content. - // - // Unlike wcscasecmp(), this function can handle NULL argument(s). - // A NULL C string is considered different to any non-NULL wide C string, - // including the empty string. - // NB: The implementations on different platforms slightly differ. - // On windows, this method uses _wcsicmp which compares according to LC_CTYPE - // environment variable. On GNU platform this method uses wcscasecmp - // which compares according to LC_CTYPE category of the current locale. - // On MacOS X, it uses towlower, which also uses LC_CTYPE category of the - // current locale. -bool String::CaseInsensitiveWideCStringEquals(const wchar_t* lhs, - const wchar_t* rhs) { - if (lhs == NULL) return rhs == NULL; - - if (rhs == NULL) return false; - -#if GTEST_OS_WINDOWS - return _wcsicmp(lhs, rhs) == 0; -#elif GTEST_OS_LINUX && !GTEST_OS_LINUX_ANDROID - return wcscasecmp(lhs, rhs) == 0; -#else - // Android, Mac OS X and Cygwin don't define wcscasecmp. - // Other unknown OSes may not define it either. - wint_t left, right; - do { - left = towlower(*lhs++); - right = towlower(*rhs++); - } while (left && left == right); - return left == right; -#endif // OS selector -} - -// Returns true iff str ends with the given suffix, ignoring case. -// Any string is considered to end with an empty suffix. -bool String::EndsWithCaseInsensitive( - const std::string& str, const std::string& suffix) { - const size_t str_len = str.length(); - const size_t suffix_len = suffix.length(); - return (str_len >= suffix_len) && - CaseInsensitiveCStringEquals(str.c_str() + str_len - suffix_len, - suffix.c_str()); -} - -// Formats an int value as "%02d". -std::string String::FormatIntWidth2(int value) { - std::stringstream ss; - ss << std::setfill('0') << std::setw(2) << value; - return ss.str(); -} - -// Formats an int value as "%X". -std::string String::FormatHexInt(int value) { - std::stringstream ss; - ss << std::hex << std::uppercase << value; - return ss.str(); -} - -// Formats a byte as "%02X". -std::string String::FormatByte(unsigned char value) { - std::stringstream ss; - ss << std::setfill('0') << std::setw(2) << std::hex << std::uppercase - << static_cast<unsigned int>(value); - return ss.str(); -} - -// Converts the buffer in a stringstream to an std::string, converting NUL -// bytes to "\\0" along the way. -std::string StringStreamToString(::std::stringstream* ss) { - const ::std::string& str = ss->str(); - const char* const start = str.c_str(); - const char* const end = start + str.length(); - - std::string result; - result.reserve(2 * (end - start)); - for (const char* ch = start; ch != end; ++ch) { - if (*ch == '\0') { - result += "\\0"; // Replaces NUL with "\\0"; - } else { - result += *ch; - } - } - - return result; -} - -// Appends the user-supplied message to the Google-Test-generated message. -std::string AppendUserMessage(const std::string& gtest_msg, - const Message& user_msg) { - // Appends the user message if it's non-empty. - const std::string user_msg_string = user_msg.GetString(); - if (user_msg_string.empty()) { - return gtest_msg; - } - - return gtest_msg + "\n" + user_msg_string; -} - -} // namespace internal - -// class TestResult - -// Creates an empty TestResult. -TestResult::TestResult() - : death_test_count_(0), - elapsed_time_(0) { -} - -// D'tor. -TestResult::~TestResult() { -} - -// Returns the i-th test part result among all the results. i can -// range from 0 to total_part_count() - 1. If i is not in that range, -// aborts the program. -const TestPartResult& TestResult::GetTestPartResult(int i) const { - if (i < 0 || i >= total_part_count()) - internal::posix::Abort(); - return test_part_results_.at(i); -} - -// Returns the i-th test property. i can range from 0 to -// test_property_count() - 1. If i is not in that range, aborts the -// program. -const TestProperty& TestResult::GetTestProperty(int i) const { - if (i < 0 || i >= test_property_count()) - internal::posix::Abort(); - return test_properties_.at(i); -} - -// Clears the test part results. -void TestResult::ClearTestPartResults() { - test_part_results_.clear(); -} - -// Adds a test part result to the list. -void TestResult::AddTestPartResult(const TestPartResult& test_part_result) { - test_part_results_.push_back(test_part_result); -} - -// Adds a test property to the list. If a property with the same key as the -// supplied property is already represented, the value of this test_property -// replaces the old value for that key. -void TestResult::RecordProperty(const std::string& xml_element, - const TestProperty& test_property) { - if (!ValidateTestProperty(xml_element, test_property)) { - return; - } - internal::MutexLock lock(&test_properites_mutex_); - const std::vector<TestProperty>::iterator property_with_matching_key = - std::find_if(test_properties_.begin(), test_properties_.end(), - internal::TestPropertyKeyIs(test_property.key())); - if (property_with_matching_key == test_properties_.end()) { - test_properties_.push_back(test_property); - return; - } - property_with_matching_key->SetValue(test_property.value()); -} - -// The list of reserved attributes used in the <testsuites> element of XML -// output. -static const char* const kReservedTestSuitesAttributes[] = { - "disabled", - "errors", - "failures", - "name", - "random_seed", - "tests", - "time", - "timestamp" -}; - -// The list of reserved attributes used in the <testsuite> element of XML -// output. -static const char* const kReservedTestSuiteAttributes[] = { - "disabled", - "errors", - "failures", - "name", - "tests", - "time" -}; - -// The list of reserved attributes used in the <testcase> element of XML output. -static const char* const kReservedTestCaseAttributes[] = { - "classname", - "name", - "status", - "time", - "type_param", - "value_param" -}; - -template <int kSize> -std::vector<std::string> ArrayAsVector(const char* const (&array)[kSize]) { - return std::vector<std::string>(array, array + kSize); -} - -static std::vector<std::string> GetReservedAttributesForElement( - const std::string& xml_element) { - if (xml_element == "testsuites") { - return ArrayAsVector(kReservedTestSuitesAttributes); - } else if (xml_element == "testsuite") { - return ArrayAsVector(kReservedTestSuiteAttributes); - } else if (xml_element == "testcase") { - return ArrayAsVector(kReservedTestCaseAttributes); - } else { - GTEST_CHECK_(false) << "Unrecognized xml_element provided: " << xml_element; - } - // This code is unreachable but some compilers may not realizes that. - return std::vector<std::string>(); -} - -static std::string FormatWordList(const std::vector<std::string>& words) { - Message word_list; - for (size_t i = 0; i < words.size(); ++i) { - if (i > 0 && words.size() > 2) { - word_list << ", "; - } - if (i == words.size() - 1) { - word_list << "and "; - } - word_list << "'" << words[i] << "'"; - } - return word_list.GetString(); -} - -bool ValidateTestPropertyName(const std::string& property_name, - const std::vector<std::string>& reserved_names) { - if (std::find(reserved_names.begin(), reserved_names.end(), property_name) != - reserved_names.end()) { - ADD_FAILURE() << "Reserved key used in RecordProperty(): " << property_name - << " (" << FormatWordList(reserved_names) - << " are reserved by " << GTEST_NAME_ << ")"; - return false; - } - return true; -} - -// Adds a failure if the key is a reserved attribute of the element named -// xml_element. Returns true if the property is valid. -bool TestResult::ValidateTestProperty(const std::string& xml_element, - const TestProperty& test_property) { - return ValidateTestPropertyName(test_property.key(), - GetReservedAttributesForElement(xml_element)); -} - -// Clears the object. -void TestResult::Clear() { - test_part_results_.clear(); - test_properties_.clear(); - death_test_count_ = 0; - elapsed_time_ = 0; -} - -// Returns true iff the test failed. -bool TestResult::Failed() const { - for (int i = 0; i < total_part_count(); ++i) { - if (GetTestPartResult(i).failed()) - return true; - } - return false; -} - -// Returns true iff the test part fatally failed. -static bool TestPartFatallyFailed(const TestPartResult& result) { - return result.fatally_failed(); -} - -// Returns true iff the test fatally failed. -bool TestResult::HasFatalFailure() const { - return CountIf(test_part_results_, TestPartFatallyFailed) > 0; -} - -// Returns true iff the test part non-fatally failed. -static bool TestPartNonfatallyFailed(const TestPartResult& result) { - return result.nonfatally_failed(); -} - -// Returns true iff the test has a non-fatal failure. -bool TestResult::HasNonfatalFailure() const { - return CountIf(test_part_results_, TestPartNonfatallyFailed) > 0; -} - -// Gets the number of all test parts. This is the sum of the number -// of successful test parts and the number of failed test parts. -int TestResult::total_part_count() const { - return static_cast<int>(test_part_results_.size()); -} - -// Returns the number of the test properties. -int TestResult::test_property_count() const { - return static_cast<int>(test_properties_.size()); -} - -// class Test - -// Creates a Test object. - -// The c'tor saves the states of all flags. -Test::Test() - : gtest_flag_saver_(new GTEST_FLAG_SAVER_) { -} - -// The d'tor restores the states of all flags. The actual work is -// done by the d'tor of the gtest_flag_saver_ field, and thus not -// visible here. -Test::~Test() { -} - -// Sets up the test fixture. -// -// A sub-class may override this. -void Test::SetUp() { -} - -// Tears down the test fixture. -// -// A sub-class may override this. -void Test::TearDown() { -} - -// Allows user supplied key value pairs to be recorded for later output. -void Test::RecordProperty(const std::string& key, const std::string& value) { - UnitTest::GetInstance()->RecordProperty(key, value); -} - -// Allows user supplied key value pairs to be recorded for later output. -void Test::RecordProperty(const std::string& key, int value) { - Message value_message; - value_message << value; - RecordProperty(key, value_message.GetString().c_str()); -} - -namespace internal { - -void ReportFailureInUnknownLocation(TestPartResult::Type result_type, - const std::string& message) { - // This function is a friend of UnitTest and as such has access to - // AddTestPartResult. - UnitTest::GetInstance()->AddTestPartResult( - result_type, - NULL, // No info about the source file where the exception occurred. - -1, // We have no info on which line caused the exception. - message, - ""); // No stack trace, either. -} - -} // namespace internal - -// Google Test requires all tests in the same test case to use the same test -// fixture class. This function checks if the current test has the -// same fixture class as the first test in the current test case. If -// yes, it returns true; otherwise it generates a Google Test failure and -// returns false. -bool Test::HasSameFixtureClass() { - internal::UnitTestImpl* const impl = internal::GetUnitTestImpl(); - const TestCase* const test_case = impl->current_test_case(); - - // Info about the first test in the current test case. - const TestInfo* const first_test_info = test_case->test_info_list()[0]; - const internal::TypeId first_fixture_id = first_test_info->fixture_class_id_; - const char* const first_test_name = first_test_info->name(); - - // Info about the current test. - const TestInfo* const this_test_info = impl->current_test_info(); - const internal::TypeId this_fixture_id = this_test_info->fixture_class_id_; - const char* const this_test_name = this_test_info->name(); - - if (this_fixture_id != first_fixture_id) { - // Is the first test defined using TEST? - const bool first_is_TEST = first_fixture_id == internal::GetTestTypeId(); - // Is this test defined using TEST? - const bool this_is_TEST = this_fixture_id == internal::GetTestTypeId(); - - if (first_is_TEST || this_is_TEST) { - // Both TEST and TEST_F appear in same test case, which is incorrect. - // Tell the user how to fix this. - - // Gets the name of the TEST and the name of the TEST_F. Note - // that first_is_TEST and this_is_TEST cannot both be true, as - // the fixture IDs are different for the two tests. - const char* const TEST_name = - first_is_TEST ? first_test_name : this_test_name; - const char* const TEST_F_name = - first_is_TEST ? this_test_name : first_test_name; - - ADD_FAILURE() - << "All tests in the same test case must use the same test fixture\n" - << "class, so mixing TEST_F and TEST in the same test case is\n" - << "illegal. In test case " << this_test_info->test_case_name() - << ",\n" - << "test " << TEST_F_name << " is defined using TEST_F but\n" - << "test " << TEST_name << " is defined using TEST. You probably\n" - << "want to change the TEST to TEST_F or move it to another test\n" - << "case."; - } else { - // Two fixture classes with the same name appear in two different - // namespaces, which is not allowed. Tell the user how to fix this. - ADD_FAILURE() - << "All tests in the same test case must use the same test fixture\n" - << "class. However, in test case " - << this_test_info->test_case_name() << ",\n" - << "you defined test " << first_test_name - << " and test " << this_test_name << "\n" - << "using two different test fixture classes. This can happen if\n" - << "the two classes are from different namespaces or translation\n" - << "units and have the same name. You should probably rename one\n" - << "of the classes to put the tests into different test cases."; - } - return false; - } - - return true; -} - -#if GTEST_HAS_SEH - -// Adds an "exception thrown" fatal failure to the current test. This -// function returns its result via an output parameter pointer because VC++ -// prohibits creation of objects with destructors on stack in functions -// using __try (see error C2712). -static std::string* FormatSehExceptionMessage(DWORD exception_code, - const char* location) { - Message message; - message << "SEH exception with code 0x" << std::setbase(16) << - exception_code << std::setbase(10) << " thrown in " << location << "."; - - return new std::string(message.GetString()); -} - -#endif // GTEST_HAS_SEH - -namespace internal { - -#if GTEST_HAS_EXCEPTIONS - -// Adds an "exception thrown" fatal failure to the current test. -static std::string FormatCxxExceptionMessage(const char* description, - const char* location) { - Message message; - if (description != NULL) { - message << "C++ exception with description \"" << description << "\""; - } else { - message << "Unknown C++ exception"; - } - message << " thrown in " << location << "."; - - return message.GetString(); -} - -static std::string PrintTestPartResultToString( - const TestPartResult& test_part_result); - -GoogleTestFailureException::GoogleTestFailureException( - const TestPartResult& failure) - : ::std::runtime_error(PrintTestPartResultToString(failure).c_str()) {} - -#endif // GTEST_HAS_EXCEPTIONS - -// We put these helper functions in the internal namespace as IBM's xlC -// compiler rejects the code if they were declared static. - -// Runs the given method and handles SEH exceptions it throws, when -// SEH is supported; returns the 0-value for type Result in case of an -// SEH exception. (Microsoft compilers cannot handle SEH and C++ -// exceptions in the same function. Therefore, we provide a separate -// wrapper function for handling SEH exceptions.) -template <class T, typename Result> -Result HandleSehExceptionsInMethodIfSupported( - T* object, Result (T::*method)(), const char* location) { -#if GTEST_HAS_SEH - __try { - return (object->*method)(); - } __except (internal::UnitTestOptions::GTestShouldProcessSEH( // NOLINT - GetExceptionCode())) { - // We create the exception message on the heap because VC++ prohibits - // creation of objects with destructors on stack in functions using __try - // (see error C2712). - std::string* exception_message = FormatSehExceptionMessage( - GetExceptionCode(), location); - internal::ReportFailureInUnknownLocation(TestPartResult::kFatalFailure, - *exception_message); - delete exception_message; - return static_cast<Result>(0); - } -#else - (void)location; - return (object->*method)(); -#endif // GTEST_HAS_SEH -} - -// Runs the given method and catches and reports C++ and/or SEH-style -// exceptions, if they are supported; returns the 0-value for type -// Result in case of an SEH exception. -template <class T, typename Result> -Result HandleExceptionsInMethodIfSupported( - T* object, Result (T::*method)(), const char* location) { - // NOTE: The user code can affect the way in which Google Test handles - // exceptions by setting GTEST_FLAG(catch_exceptions), but only before - // RUN_ALL_TESTS() starts. It is technically possible to check the flag - // after the exception is caught and either report or re-throw the - // exception based on the flag's value: - // - // try { - // // Perform the test method. - // } catch (...) { - // if (GTEST_FLAG(catch_exceptions)) - // // Report the exception as failure. - // else - // throw; // Re-throws the original exception. - // } - // - // However, the purpose of this flag is to allow the program to drop into - // the debugger when the exception is thrown. On most platforms, once the - // control enters the catch block, the exception origin information is - // lost and the debugger will stop the program at the point of the - // re-throw in this function -- instead of at the point of the original - // throw statement in the code under test. For this reason, we perform - // the check early, sacrificing the ability to affect Google Test's - // exception handling in the method where the exception is thrown. - if (internal::GetUnitTestImpl()->catch_exceptions()) { -#if GTEST_HAS_EXCEPTIONS - try { - return HandleSehExceptionsInMethodIfSupported(object, method, location); - } catch (const internal::GoogleTestFailureException&) { // NOLINT - // This exception type can only be thrown by a failed Google - // Test assertion with the intention of letting another testing - // framework catch it. Therefore we just re-throw it. - throw; - } catch (const std::exception& e) { // NOLINT - internal::ReportFailureInUnknownLocation( - TestPartResult::kFatalFailure, - FormatCxxExceptionMessage(e.what(), location)); - } catch (...) { // NOLINT - internal::ReportFailureInUnknownLocation( - TestPartResult::kFatalFailure, - FormatCxxExceptionMessage(NULL, location)); - } - return static_cast<Result>(0); -#else - return HandleSehExceptionsInMethodIfSupported(object, method, location); -#endif // GTEST_HAS_EXCEPTIONS - } else { - return (object->*method)(); - } -} - -} // namespace internal - -// Runs the test and updates the test result. -void Test::Run() { - if (!HasSameFixtureClass()) return; - - internal::UnitTestImpl* const impl = internal::GetUnitTestImpl(); - impl->os_stack_trace_getter()->UponLeavingGTest(); - internal::HandleExceptionsInMethodIfSupported(this, &Test::SetUp, "SetUp()"); - // We will run the test only if SetUp() was successful. - if (!HasFatalFailure()) { - impl->os_stack_trace_getter()->UponLeavingGTest(); - internal::HandleExceptionsInMethodIfSupported( - this, &Test::TestBody, "the test body"); - } - - // However, we want to clean up as much as possible. Hence we will - // always call TearDown(), even if SetUp() or the test body has - // failed. - impl->os_stack_trace_getter()->UponLeavingGTest(); - internal::HandleExceptionsInMethodIfSupported( - this, &Test::TearDown, "TearDown()"); -} - -// Returns true iff the current test has a fatal failure. -bool Test::HasFatalFailure() { - return internal::GetUnitTestImpl()->current_test_result()->HasFatalFailure(); -} - -// Returns true iff the current test has a non-fatal failure. -bool Test::HasNonfatalFailure() { - return internal::GetUnitTestImpl()->current_test_result()-> - HasNonfatalFailure(); -} - -// class TestInfo - -// Constructs a TestInfo object. It assumes ownership of the test factory -// object. -TestInfo::TestInfo(const std::string& a_test_case_name, - const std::string& a_name, - const char* a_type_param, - const char* a_value_param, - internal::CodeLocation a_code_location, - internal::TypeId fixture_class_id, - internal::TestFactoryBase* factory) - : test_case_name_(a_test_case_name), - name_(a_name), - type_param_(a_type_param ? new std::string(a_type_param) : NULL), - value_param_(a_value_param ? new std::string(a_value_param) : NULL), - location_(a_code_location), - fixture_class_id_(fixture_class_id), - should_run_(false), - is_disabled_(false), - matches_filter_(false), - factory_(factory), - result_() {} - -// Destructs a TestInfo object. -TestInfo::~TestInfo() { delete factory_; } - -namespace internal { - -// Creates a new TestInfo object and registers it with Google Test; -// returns the created object. -// -// Arguments: -// -// test_case_name: name of the test case -// name: name of the test -// type_param: the name of the test's type parameter, or NULL if -// this is not a typed or a type-parameterized test. -// value_param: text representation of the test's value parameter, -// or NULL if this is not a value-parameterized test. -// code_location: code location where the test is defined -// fixture_class_id: ID of the test fixture class -// set_up_tc: pointer to the function that sets up the test case -// tear_down_tc: pointer to the function that tears down the test case -// factory: pointer to the factory that creates a test object. -// The newly created TestInfo instance will assume -// ownership of the factory object. -TestInfo* MakeAndRegisterTestInfo( - const char* test_case_name, - const char* name, - const char* type_param, - const char* value_param, - CodeLocation code_location, - TypeId fixture_class_id, - SetUpTestCaseFunc set_up_tc, - TearDownTestCaseFunc tear_down_tc, - TestFactoryBase* factory) { - TestInfo* const test_info = - new TestInfo(test_case_name, name, type_param, value_param, - code_location, fixture_class_id, factory); - GetUnitTestImpl()->AddTestInfo(set_up_tc, tear_down_tc, test_info); - return test_info; -} - -#if GTEST_HAS_PARAM_TEST -void ReportInvalidTestCaseType(const char* test_case_name, - CodeLocation code_location) { - Message errors; - errors - << "Attempted redefinition of test case " << test_case_name << ".\n" - << "All tests in the same test case must use the same test fixture\n" - << "class. However, in test case " << test_case_name << ", you tried\n" - << "to define a test using a fixture class different from the one\n" - << "used earlier. This can happen if the two fixture classes are\n" - << "from different namespaces and have the same name. You should\n" - << "probably rename one of the classes to put the tests into different\n" - << "test cases."; - - fprintf(stderr, "%s %s", - FormatFileLocation(code_location.file.c_str(), - code_location.line).c_str(), - errors.GetString().c_str()); -} -#endif // GTEST_HAS_PARAM_TEST - -} // namespace internal - -namespace { - -// A predicate that checks the test name of a TestInfo against a known -// value. -// -// This is used for implementation of the TestCase class only. We put -// it in the anonymous namespace to prevent polluting the outer -// namespace. -// -// TestNameIs is copyable. -class TestNameIs { - public: - // Constructor. - // - // TestNameIs has NO default constructor. - explicit TestNameIs(const char* name) - : name_(name) {} - - // Returns true iff the test name of test_info matches name_. - bool operator()(const TestInfo * test_info) const { - return test_info && test_info->name() == name_; - } - - private: - std::string name_; -}; - -} // namespace - -namespace internal { - -// This method expands all parameterized tests registered with macros TEST_P -// and INSTANTIATE_TEST_CASE_P into regular tests and registers those. -// This will be done just once during the program runtime. -void UnitTestImpl::RegisterParameterizedTests() { -#if GTEST_HAS_PARAM_TEST - if (!parameterized_tests_registered_) { - parameterized_test_registry_.RegisterTests(); - parameterized_tests_registered_ = true; - } -#endif -} - -} // namespace internal - -// Creates the test object, runs it, records its result, and then -// deletes it. -void TestInfo::Run() { - if (!should_run_) return; - - // Tells UnitTest where to store test result. - internal::UnitTestImpl* const impl = internal::GetUnitTestImpl(); - impl->set_current_test_info(this); - - TestEventListener* repeater = UnitTest::GetInstance()->listeners().repeater(); - - // Notifies the unit test event listeners that a test is about to start. - repeater->OnTestStart(*this); - - const TimeInMillis start = internal::GetTimeInMillis(); - - impl->os_stack_trace_getter()->UponLeavingGTest(); - - // Creates the test object. - Test* const test = internal::HandleExceptionsInMethodIfSupported( - factory_, &internal::TestFactoryBase::CreateTest, - "the test fixture's constructor"); - - // Runs the test only if the test object was created and its - // constructor didn't generate a fatal failure. - if ((test != NULL) && !Test::HasFatalFailure()) { - // This doesn't throw as all user code that can throw are wrapped into - // exception handling code. - test->Run(); - } - - // Deletes the test object. - impl->os_stack_trace_getter()->UponLeavingGTest(); - internal::HandleExceptionsInMethodIfSupported( - test, &Test::DeleteSelf_, "the test fixture's destructor"); - - result_.set_elapsed_time(internal::GetTimeInMillis() - start); - - // Notifies the unit test event listener that a test has just finished. - repeater->OnTestEnd(*this); - - // Tells UnitTest to stop associating assertion results to this - // test. - impl->set_current_test_info(NULL); -} - -// class TestCase - -// Gets the number of successful tests in this test case. -int TestCase::successful_test_count() const { - return CountIf(test_info_list_, TestPassed); -} - -// Gets the number of failed tests in this test case. -int TestCase::failed_test_count() const { - return CountIf(test_info_list_, TestFailed); -} - -// Gets the number of disabled tests that will be reported in the XML report. -int TestCase::reportable_disabled_test_count() const { - return CountIf(test_info_list_, TestReportableDisabled); -} - -// Gets the number of disabled tests in this test case. -int TestCase::disabled_test_count() const { - return CountIf(test_info_list_, TestDisabled); -} - -// Gets the number of tests to be printed in the XML report. -int TestCase::reportable_test_count() const { - return CountIf(test_info_list_, TestReportable); -} - -// Get the number of tests in this test case that should run. -int TestCase::test_to_run_count() const { - return CountIf(test_info_list_, ShouldRunTest); -} - -// Gets the number of all tests. -int TestCase::total_test_count() const { - return static_cast<int>(test_info_list_.size()); -} - -// Creates a TestCase with the given name. -// -// Arguments: -// -// name: name of the test case -// a_type_param: the name of the test case's type parameter, or NULL if -// this is not a typed or a type-parameterized test case. -// set_up_tc: pointer to the function that sets up the test case -// tear_down_tc: pointer to the function that tears down the test case -TestCase::TestCase(const char* a_name, const char* a_type_param, - Test::SetUpTestCaseFunc set_up_tc, - Test::TearDownTestCaseFunc tear_down_tc) - : name_(a_name), - type_param_(a_type_param ? new std::string(a_type_param) : NULL), - set_up_tc_(set_up_tc), - tear_down_tc_(tear_down_tc), - should_run_(false), - elapsed_time_(0) { -} - -// Destructor of TestCase. -TestCase::~TestCase() { - // Deletes every Test in the collection. - ForEach(test_info_list_, internal::Delete<TestInfo>); -} - -// Returns the i-th test among all the tests. i can range from 0 to -// total_test_count() - 1. If i is not in that range, returns NULL. -const TestInfo* TestCase::GetTestInfo(int i) const { - const int index = GetElementOr(test_indices_, i, -1); - return index < 0 ? NULL : test_info_list_[index]; -} - -// Returns the i-th test among all the tests. i can range from 0 to -// total_test_count() - 1. If i is not in that range, returns NULL. -TestInfo* TestCase::GetMutableTestInfo(int i) { - const int index = GetElementOr(test_indices_, i, -1); - return index < 0 ? NULL : test_info_list_[index]; -} - -// Adds a test to this test case. Will delete the test upon -// destruction of the TestCase object. -void TestCase::AddTestInfo(TestInfo * test_info) { - test_info_list_.push_back(test_info); - test_indices_.push_back(static_cast<int>(test_indices_.size())); -} - -// Runs every test in this TestCase. -void TestCase::Run() { - if (!should_run_) return; - - internal::UnitTestImpl* const impl = internal::GetUnitTestImpl(); - impl->set_current_test_case(this); - - TestEventListener* repeater = UnitTest::GetInstance()->listeners().repeater(); - - repeater->OnTestCaseStart(*this); - impl->os_stack_trace_getter()->UponLeavingGTest(); - internal::HandleExceptionsInMethodIfSupported( - this, &TestCase::RunSetUpTestCase, "SetUpTestCase()"); - - const internal::TimeInMillis start = internal::GetTimeInMillis(); - for (int i = 0; i < total_test_count(); i++) { - GetMutableTestInfo(i)->Run(); - } - elapsed_time_ = internal::GetTimeInMillis() - start; - - impl->os_stack_trace_getter()->UponLeavingGTest(); - internal::HandleExceptionsInMethodIfSupported( - this, &TestCase::RunTearDownTestCase, "TearDownTestCase()"); - - repeater->OnTestCaseEnd(*this); - impl->set_current_test_case(NULL); -} - -// Clears the results of all tests in this test case. -void TestCase::ClearResult() { - ad_hoc_test_result_.Clear(); - ForEach(test_info_list_, TestInfo::ClearTestResult); -} - -// Shuffles the tests in this test case. -void TestCase::ShuffleTests(internal::Random* random) { - Shuffle(random, &test_indices_); -} - -// Restores the test order to before the first shuffle. -void TestCase::UnshuffleTests() { - for (size_t i = 0; i < test_indices_.size(); i++) { - test_indices_[i] = static_cast<int>(i); - } -} - -// Formats a countable noun. Depending on its quantity, either the -// singular form or the plural form is used. e.g. -// -// FormatCountableNoun(1, "formula", "formuli") returns "1 formula". -// FormatCountableNoun(5, "book", "books") returns "5 books". -static std::string FormatCountableNoun(int count, - const char * singular_form, - const char * plural_form) { - return internal::StreamableToString(count) + " " + - (count == 1 ? singular_form : plural_form); -} - -// Formats the count of tests. -static std::string FormatTestCount(int test_count) { - return FormatCountableNoun(test_count, "test", "tests"); -} - -// Formats the count of test cases. -static std::string FormatTestCaseCount(int test_case_count) { - return FormatCountableNoun(test_case_count, "test case", "test cases"); -} - -// Converts a TestPartResult::Type enum to human-friendly string -// representation. Both kNonFatalFailure and kFatalFailure are translated -// to "Failure", as the user usually doesn't care about the difference -// between the two when viewing the test result. -static const char * TestPartResultTypeToString(TestPartResult::Type type) { - switch (type) { - case TestPartResult::kSuccess: - return "Success"; - - case TestPartResult::kNonFatalFailure: - case TestPartResult::kFatalFailure: -#ifdef _MSC_VER - return "error: "; -#else - return "Failure\n"; -#endif - default: - return "Unknown result type"; - } -} - -namespace internal { - -// Prints a TestPartResult to an std::string. -static std::string PrintTestPartResultToString( - const TestPartResult& test_part_result) { - return (Message() - << internal::FormatFileLocation(test_part_result.file_name(), - test_part_result.line_number()) - << " " << TestPartResultTypeToString(test_part_result.type()) - << test_part_result.message()).GetString(); -} - -// Prints a TestPartResult. -static void PrintTestPartResult(const TestPartResult& test_part_result) { - const std::string& result = - PrintTestPartResultToString(test_part_result); - printf("%s\n", result.c_str()); - fflush(stdout); - // If the test program runs in Visual Studio or a debugger, the - // following statements add the test part result message to the Output - // window such that the user can double-click on it to jump to the - // corresponding source code location; otherwise they do nothing. -#if GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE - // We don't call OutputDebugString*() on Windows Mobile, as printing - // to stdout is done by OutputDebugString() there already - we don't - // want the same message printed twice. - ::OutputDebugStringA(result.c_str()); - ::OutputDebugStringA("\n"); -#endif -} - -// class PrettyUnitTestResultPrinter - -enum GTestColor { - COLOR_DEFAULT, - COLOR_RED, - COLOR_GREEN, - COLOR_YELLOW -}; - -#if GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE && \ - !GTEST_OS_WINDOWS_PHONE && !GTEST_OS_WINDOWS_RT - -// Returns the character attribute for the given color. -WORD GetColorAttribute(GTestColor color) { - switch (color) { - case COLOR_RED: return FOREGROUND_RED; - case COLOR_GREEN: return FOREGROUND_GREEN; - case COLOR_YELLOW: return FOREGROUND_RED | FOREGROUND_GREEN; - default: return 0; - } -} - -#else - -// Returns the ANSI color code for the given color. COLOR_DEFAULT is -// an invalid input. -const char* GetAnsiColorCode(GTestColor color) { - switch (color) { - case COLOR_RED: return "1"; - case COLOR_GREEN: return "2"; - case COLOR_YELLOW: return "3"; - default: return NULL; - }; -} - -#endif // GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE - -// Returns true iff Google Test should use colors in the output. -bool ShouldUseColor(bool stdout_is_tty) { - const char* const gtest_color = GTEST_FLAG(color).c_str(); - - if (String::CaseInsensitiveCStringEquals(gtest_color, "auto")) { -#if GTEST_OS_WINDOWS - // On Windows the TERM variable is usually not set, but the - // console there does support colors. - return stdout_is_tty; -#else - // On non-Windows platforms, we rely on the TERM variable. - const char* const term = posix::GetEnv("TERM"); - const bool term_supports_color = - String::CStringEquals(term, "xterm") || - String::CStringEquals(term, "xterm-color") || - String::CStringEquals(term, "xterm-256color") || - String::CStringEquals(term, "screen") || - String::CStringEquals(term, "screen-256color") || - String::CStringEquals(term, "rxvt-unicode") || - String::CStringEquals(term, "rxvt-unicode-256color") || - String::CStringEquals(term, "linux") || - String::CStringEquals(term, "cygwin"); - return stdout_is_tty && term_supports_color; -#endif // GTEST_OS_WINDOWS - } - - return String::CaseInsensitiveCStringEquals(gtest_color, "yes") || - String::CaseInsensitiveCStringEquals(gtest_color, "true") || - String::CaseInsensitiveCStringEquals(gtest_color, "t") || - String::CStringEquals(gtest_color, "1"); - // We take "yes", "true", "t", and "1" as meaning "yes". If the - // value is neither one of these nor "auto", we treat it as "no" to - // be conservative. -} - -// Helpers for printing colored strings to stdout. Note that on Windows, we -// cannot simply emit special characters and have the terminal change colors. -// This routine must actually emit the characters rather than return a string -// that would be colored when printed, as can be done on Linux. -void ColoredPrintf(GTestColor color, const char* fmt, ...) { - va_list args; - va_start(args, fmt); - -#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_SYMBIAN || GTEST_OS_ZOS || \ - GTEST_OS_IOS || GTEST_OS_WINDOWS_PHONE || GTEST_OS_WINDOWS_RT - const bool use_color = AlwaysFalse(); -#else - static const bool in_color_mode = - ShouldUseColor(posix::IsATTY(posix::FileNo(stdout)) != 0); - const bool use_color = in_color_mode && (color != COLOR_DEFAULT); -#endif // GTEST_OS_WINDOWS_MOBILE || GTEST_OS_SYMBIAN || GTEST_OS_ZOS - // The '!= 0' comparison is necessary to satisfy MSVC 7.1. - - if (!use_color) { - vprintf(fmt, args); - va_end(args); - return; - } - -#if GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE && \ - !GTEST_OS_WINDOWS_PHONE && !GTEST_OS_WINDOWS_RT - const HANDLE stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE); - - // Gets the current text color. - CONSOLE_SCREEN_BUFFER_INFO buffer_info; - GetConsoleScreenBufferInfo(stdout_handle, &buffer_info); - const WORD old_color_attrs = buffer_info.wAttributes; - - // We need to flush the stream buffers into the console before each - // SetConsoleTextAttribute call lest it affect the text that is already - // printed but has not yet reached the console. - fflush(stdout); - SetConsoleTextAttribute(stdout_handle, - GetColorAttribute(color) | FOREGROUND_INTENSITY); - vprintf(fmt, args); - - fflush(stdout); - // Restores the text color. - SetConsoleTextAttribute(stdout_handle, old_color_attrs); -#else - printf("\033[0;3%sm", GetAnsiColorCode(color)); - vprintf(fmt, args); - printf("\033[m"); // Resets the terminal to default. -#endif // GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_MOBILE - va_end(args); -} - -// Text printed in Google Test's text output and --gunit_list_tests -// output to label the type parameter and value parameter for a test. -static const char kTypeParamLabel[] = "TypeParam"; -static const char kValueParamLabel[] = "GetParam()"; - -void PrintFullTestCommentIfPresent(const TestInfo& test_info) { - const char* const type_param = test_info.type_param(); - const char* const value_param = test_info.value_param(); - - if (type_param != NULL || value_param != NULL) { - printf(", where "); - if (type_param != NULL) { - printf("%s = %s", kTypeParamLabel, type_param); - if (value_param != NULL) - printf(" and "); - } - if (value_param != NULL) { - printf("%s = %s", kValueParamLabel, value_param); - } - } -} - -// This class implements the TestEventListener interface. -// -// Class PrettyUnitTestResultPrinter is copyable. -class PrettyUnitTestResultPrinter : public TestEventListener { - public: - PrettyUnitTestResultPrinter() {} - static void PrintTestName(const char * test_case, const char * test) { - printf("%s.%s", test_case, test); - } - - // The following methods override what's in the TestEventListener class. - virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) {} - virtual void OnTestIterationStart(const UnitTest& unit_test, int iteration); - virtual void OnEnvironmentsSetUpStart(const UnitTest& unit_test); - virtual void OnEnvironmentsSetUpEnd(const UnitTest& /*unit_test*/) {} - virtual void OnTestCaseStart(const TestCase& test_case); - virtual void OnTestStart(const TestInfo& test_info); - virtual void OnTestPartResult(const TestPartResult& result); - virtual void OnTestEnd(const TestInfo& test_info); - virtual void OnTestCaseEnd(const TestCase& test_case); - virtual void OnEnvironmentsTearDownStart(const UnitTest& unit_test); - virtual void OnEnvironmentsTearDownEnd(const UnitTest& /*unit_test*/) {} - virtual void OnTestIterationEnd(const UnitTest& unit_test, int iteration); - virtual void OnTestProgramEnd(const UnitTest& /*unit_test*/) {} - - private: - static void PrintFailedTests(const UnitTest& unit_test); -}; - - // Fired before each iteration of tests starts. -void PrettyUnitTestResultPrinter::OnTestIterationStart( - const UnitTest& unit_test, int iteration) { - if (GTEST_FLAG(repeat) != 1) - printf("\nRepeating all tests (iteration %d) . . .\n\n", iteration + 1); - - const char* const filter = GTEST_FLAG(filter).c_str(); - - // Prints the filter if it's not *. This reminds the user that some - // tests may be skipped. - if (!String::CStringEquals(filter, kUniversalFilter)) { - ColoredPrintf(COLOR_YELLOW, - "Note: %s filter = %s\n", GTEST_NAME_, filter); - } - - if (internal::ShouldShard(kTestTotalShards, kTestShardIndex, false)) { - const Int32 shard_index = Int32FromEnvOrDie(kTestShardIndex, -1); - ColoredPrintf(COLOR_YELLOW, - "Note: This is test shard %d of %s.\n", - static_cast<int>(shard_index) + 1, - internal::posix::GetEnv(kTestTotalShards)); - } - - if (GTEST_FLAG(shuffle)) { - ColoredPrintf(COLOR_YELLOW, - "Note: Randomizing tests' orders with a seed of %d .\n", - unit_test.random_seed()); - } - - ColoredPrintf(COLOR_GREEN, "[==========] "); - printf("Running %s from %s.\n", - FormatTestCount(unit_test.test_to_run_count()).c_str(), - FormatTestCaseCount(unit_test.test_case_to_run_count()).c_str()); - fflush(stdout); -} - -void PrettyUnitTestResultPrinter::OnEnvironmentsSetUpStart( - const UnitTest& /*unit_test*/) { - ColoredPrintf(COLOR_GREEN, "[----------] "); - printf("Global test environment set-up.\n"); - fflush(stdout); -} - -void PrettyUnitTestResultPrinter::OnTestCaseStart(const TestCase& test_case) { - const std::string counts = - FormatCountableNoun(test_case.test_to_run_count(), "test", "tests"); - ColoredPrintf(COLOR_GREEN, "[----------] "); - printf("%s from %s", counts.c_str(), test_case.name()); - if (test_case.type_param() == NULL) { - printf("\n"); - } else { - printf(", where %s = %s\n", kTypeParamLabel, test_case.type_param()); - } - fflush(stdout); -} - -void PrettyUnitTestResultPrinter::OnTestStart(const TestInfo& test_info) { - ColoredPrintf(COLOR_GREEN, "[ RUN ] "); - PrintTestName(test_info.test_case_name(), test_info.name()); - printf("\n"); - fflush(stdout); -} - -// Called after an assertion failure. -void PrettyUnitTestResultPrinter::OnTestPartResult( - const TestPartResult& result) { - // If the test part succeeded, we don't need to do anything. - if (result.type() == TestPartResult::kSuccess) - return; - - // Print failure message from the assertion (e.g. expected this and got that). - PrintTestPartResult(result); - fflush(stdout); -} - -void PrettyUnitTestResultPrinter::OnTestEnd(const TestInfo& test_info) { - if (test_info.result()->Passed()) { - ColoredPrintf(COLOR_GREEN, "[ OK ] "); - } else { - ColoredPrintf(COLOR_RED, "[ FAILED ] "); - } - PrintTestName(test_info.test_case_name(), test_info.name()); - if (test_info.result()->Failed()) - PrintFullTestCommentIfPresent(test_info); - - if (GTEST_FLAG(print_time)) { - printf(" (%s ms)\n", internal::StreamableToString( - test_info.result()->elapsed_time()).c_str()); - } else { - printf("\n"); - } - fflush(stdout); -} - -void PrettyUnitTestResultPrinter::OnTestCaseEnd(const TestCase& test_case) { - if (!GTEST_FLAG(print_time)) return; - - const std::string counts = - FormatCountableNoun(test_case.test_to_run_count(), "test", "tests"); - ColoredPrintf(COLOR_GREEN, "[----------] "); - printf("%s from %s (%s ms total)\n\n", - counts.c_str(), test_case.name(), - internal::StreamableToString(test_case.elapsed_time()).c_str()); - fflush(stdout); -} - -void PrettyUnitTestResultPrinter::OnEnvironmentsTearDownStart( - const UnitTest& /*unit_test*/) { - ColoredPrintf(COLOR_GREEN, "[----------] "); - printf("Global test environment tear-down\n"); - fflush(stdout); -} - -// Internal helper for printing the list of failed tests. -void PrettyUnitTestResultPrinter::PrintFailedTests(const UnitTest& unit_test) { - const int failed_test_count = unit_test.failed_test_count(); - if (failed_test_count == 0) { - return; - } - - for (int i = 0; i < unit_test.total_test_case_count(); ++i) { - const TestCase& test_case = *unit_test.GetTestCase(i); - if (!test_case.should_run() || (test_case.failed_test_count() == 0)) { - continue; - } - for (int j = 0; j < test_case.total_test_count(); ++j) { - const TestInfo& test_info = *test_case.GetTestInfo(j); - if (!test_info.should_run() || test_info.result()->Passed()) { - continue; - } - ColoredPrintf(COLOR_RED, "[ FAILED ] "); - printf("%s.%s", test_case.name(), test_info.name()); - PrintFullTestCommentIfPresent(test_info); - printf("\n"); - } - } -} - -void PrettyUnitTestResultPrinter::OnTestIterationEnd(const UnitTest& unit_test, - int /*iteration*/) { - ColoredPrintf(COLOR_GREEN, "[==========] "); - printf("%s from %s ran.", - FormatTestCount(unit_test.test_to_run_count()).c_str(), - FormatTestCaseCount(unit_test.test_case_to_run_count()).c_str()); - if (GTEST_FLAG(print_time)) { - printf(" (%s ms total)", - internal::StreamableToString(unit_test.elapsed_time()).c_str()); - } - printf("\n"); - ColoredPrintf(COLOR_GREEN, "[ PASSED ] "); - printf("%s.\n", FormatTestCount(unit_test.successful_test_count()).c_str()); - - int num_failures = unit_test.failed_test_count(); - if (!unit_test.Passed()) { - const int failed_test_count = unit_test.failed_test_count(); - ColoredPrintf(COLOR_RED, "[ FAILED ] "); - printf("%s, listed below:\n", FormatTestCount(failed_test_count).c_str()); - PrintFailedTests(unit_test); - printf("\n%2d FAILED %s\n", num_failures, - num_failures == 1 ? "TEST" : "TESTS"); - } - - int num_disabled = unit_test.reportable_disabled_test_count(); - if (num_disabled && !GTEST_FLAG(also_run_disabled_tests)) { - if (!num_failures) { - printf("\n"); // Add a spacer if no FAILURE banner is displayed. - } - ColoredPrintf(COLOR_YELLOW, - " YOU HAVE %d DISABLED %s\n\n", - num_disabled, - num_disabled == 1 ? "TEST" : "TESTS"); - } - // Ensure that Google Test output is printed before, e.g., heapchecker output. - fflush(stdout); -} - -// End PrettyUnitTestResultPrinter - -// class TestEventRepeater -// -// This class forwards events to other event listeners. -class TestEventRepeater : public TestEventListener { - public: - TestEventRepeater() : forwarding_enabled_(true) {} - virtual ~TestEventRepeater(); - void Append(TestEventListener *listener); - TestEventListener* Release(TestEventListener* listener); - - // Controls whether events will be forwarded to listeners_. Set to false - // in death test child processes. - bool forwarding_enabled() const { return forwarding_enabled_; } - void set_forwarding_enabled(bool enable) { forwarding_enabled_ = enable; } - - virtual void OnTestProgramStart(const UnitTest& unit_test); - virtual void OnTestIterationStart(const UnitTest& unit_test, int iteration); - virtual void OnEnvironmentsSetUpStart(const UnitTest& unit_test); - virtual void OnEnvironmentsSetUpEnd(const UnitTest& unit_test); - virtual void OnTestCaseStart(const TestCase& test_case); - virtual void OnTestStart(const TestInfo& test_info); - virtual void OnTestPartResult(const TestPartResult& result); - virtual void OnTestEnd(const TestInfo& test_info); - virtual void OnTestCaseEnd(const TestCase& test_case); - virtual void OnEnvironmentsTearDownStart(const UnitTest& unit_test); - virtual void OnEnvironmentsTearDownEnd(const UnitTest& unit_test); - virtual void OnTestIterationEnd(const UnitTest& unit_test, int iteration); - virtual void OnTestProgramEnd(const UnitTest& unit_test); - - private: - // Controls whether events will be forwarded to listeners_. Set to false - // in death test child processes. - bool forwarding_enabled_; - // The list of listeners that receive events. - std::vector<TestEventListener*> listeners_; - - GTEST_DISALLOW_COPY_AND_ASSIGN_(TestEventRepeater); -}; - -TestEventRepeater::~TestEventRepeater() { - ForEach(listeners_, Delete<TestEventListener>); -} - -void TestEventRepeater::Append(TestEventListener *listener) { - listeners_.push_back(listener); -} - -// TODO(vladl@google.com): Factor the search functionality into Vector::Find. -TestEventListener* TestEventRepeater::Release(TestEventListener *listener) { - for (size_t i = 0; i < listeners_.size(); ++i) { - if (listeners_[i] == listener) { - listeners_.erase(listeners_.begin() + i); - return listener; - } - } - - return NULL; -} - -// Since most methods are very similar, use macros to reduce boilerplate. -// This defines a member that forwards the call to all listeners. -#define GTEST_REPEATER_METHOD_(Name, Type) \ -void TestEventRepeater::Name(const Type& parameter) { \ - if (forwarding_enabled_) { \ - for (size_t i = 0; i < listeners_.size(); i++) { \ - listeners_[i]->Name(parameter); \ - } \ - } \ -} -// This defines a member that forwards the call to all listeners in reverse -// order. -#define GTEST_REVERSE_REPEATER_METHOD_(Name, Type) \ -void TestEventRepeater::Name(const Type& parameter) { \ - if (forwarding_enabled_) { \ - for (int i = static_cast<int>(listeners_.size()) - 1; i >= 0; i--) { \ - listeners_[i]->Name(parameter); \ - } \ - } \ -} - -GTEST_REPEATER_METHOD_(OnTestProgramStart, UnitTest) -GTEST_REPEATER_METHOD_(OnEnvironmentsSetUpStart, UnitTest) -GTEST_REPEATER_METHOD_(OnTestCaseStart, TestCase) -GTEST_REPEATER_METHOD_(OnTestStart, TestInfo) -GTEST_REPEATER_METHOD_(OnTestPartResult, TestPartResult) -GTEST_REPEATER_METHOD_(OnEnvironmentsTearDownStart, UnitTest) -GTEST_REVERSE_REPEATER_METHOD_(OnEnvironmentsSetUpEnd, UnitTest) -GTEST_REVERSE_REPEATER_METHOD_(OnEnvironmentsTearDownEnd, UnitTest) -GTEST_REVERSE_REPEATER_METHOD_(OnTestEnd, TestInfo) -GTEST_REVERSE_REPEATER_METHOD_(OnTestCaseEnd, TestCase) -GTEST_REVERSE_REPEATER_METHOD_(OnTestProgramEnd, UnitTest) - -#undef GTEST_REPEATER_METHOD_ -#undef GTEST_REVERSE_REPEATER_METHOD_ - -void TestEventRepeater::OnTestIterationStart(const UnitTest& unit_test, - int iteration) { - if (forwarding_enabled_) { - for (size_t i = 0; i < listeners_.size(); i++) { - listeners_[i]->OnTestIterationStart(unit_test, iteration); - } - } -} - -void TestEventRepeater::OnTestIterationEnd(const UnitTest& unit_test, - int iteration) { - if (forwarding_enabled_) { - for (int i = static_cast<int>(listeners_.size()) - 1; i >= 0; i--) { - listeners_[i]->OnTestIterationEnd(unit_test, iteration); - } - } -} - -// End TestEventRepeater - -// This class generates an XML output file. -class XmlUnitTestResultPrinter : public EmptyTestEventListener { - public: - explicit XmlUnitTestResultPrinter(const char* output_file); - - virtual void OnTestIterationEnd(const UnitTest& unit_test, int iteration); - - private: - // Is c a whitespace character that is normalized to a space character - // when it appears in an XML attribute value? - static bool IsNormalizableWhitespace(char c) { - return c == 0x9 || c == 0xA || c == 0xD; - } - - // May c appear in a well-formed XML document? - static bool IsValidXmlCharacter(char c) { - return IsNormalizableWhitespace(c) || c >= 0x20; - } - - // Returns an XML-escaped copy of the input string str. If - // is_attribute is true, the text is meant to appear as an attribute - // value, and normalizable whitespace is preserved by replacing it - // with character references. - static std::string EscapeXml(const std::string& str, bool is_attribute); - - // Returns the given string with all characters invalid in XML removed. - static std::string RemoveInvalidXmlCharacters(const std::string& str); - - // Convenience wrapper around EscapeXml when str is an attribute value. - static std::string EscapeXmlAttribute(const std::string& str) { - return EscapeXml(str, true); - } - - // Convenience wrapper around EscapeXml when str is not an attribute value. - static std::string EscapeXmlText(const char* str) { - return EscapeXml(str, false); - } - - // Verifies that the given attribute belongs to the given element and - // streams the attribute as XML. - static void OutputXmlAttribute(std::ostream* stream, - const std::string& element_name, - const std::string& name, - const std::string& value); - - // Streams an XML CDATA section, escaping invalid CDATA sequences as needed. - static void OutputXmlCDataSection(::std::ostream* stream, const char* data); - - // Streams an XML representation of a TestInfo object. - static void OutputXmlTestInfo(::std::ostream* stream, - const char* test_case_name, - const TestInfo& test_info); - - // Prints an XML representation of a TestCase object - static void PrintXmlTestCase(::std::ostream* stream, - const TestCase& test_case); - - // Prints an XML summary of unit_test to output stream out. - static void PrintXmlUnitTest(::std::ostream* stream, - const UnitTest& unit_test); - - // Produces a string representing the test properties in a result as space - // delimited XML attributes based on the property key="value" pairs. - // When the std::string is not empty, it includes a space at the beginning, - // to delimit this attribute from prior attributes. - static std::string TestPropertiesAsXmlAttributes(const TestResult& result); - - // The output file. - const std::string output_file_; - - GTEST_DISALLOW_COPY_AND_ASSIGN_(XmlUnitTestResultPrinter); -}; - -// Creates a new XmlUnitTestResultPrinter. -XmlUnitTestResultPrinter::XmlUnitTestResultPrinter(const char* output_file) - : output_file_(output_file) { - if (output_file_.c_str() == NULL || output_file_.empty()) { - fprintf(stderr, "XML output file may not be null\n"); - fflush(stderr); - exit(EXIT_FAILURE); - } -} - -// Called after the unit test ends. -void XmlUnitTestResultPrinter::OnTestIterationEnd(const UnitTest& unit_test, - int /*iteration*/) { - FILE* xmlout = NULL; - FilePath output_file(output_file_); - FilePath output_dir(output_file.RemoveFileName()); - - if (output_dir.CreateDirectoriesRecursively()) { - xmlout = posix::FOpen(output_file_.c_str(), "w"); - } - if (xmlout == NULL) { - // TODO(wan): report the reason of the failure. - // - // We don't do it for now as: - // - // 1. There is no urgent need for it. - // 2. It's a bit involved to make the errno variable thread-safe on - // all three operating systems (Linux, Windows, and Mac OS). - // 3. To interpret the meaning of errno in a thread-safe way, - // we need the strerror_r() function, which is not available on - // Windows. - fprintf(stderr, - "Unable to open file \"%s\"\n", - output_file_.c_str()); - fflush(stderr); - exit(EXIT_FAILURE); - } - std::stringstream stream; - PrintXmlUnitTest(&stream, unit_test); - fprintf(xmlout, "%s", StringStreamToString(&stream).c_str()); - fclose(xmlout); -} - -// Returns an XML-escaped copy of the input string str. If is_attribute -// is true, the text is meant to appear as an attribute value, and -// normalizable whitespace is preserved by replacing it with character -// references. -// -// Invalid XML characters in str, if any, are stripped from the output. -// It is expected that most, if not all, of the text processed by this -// module will consist of ordinary English text. -// If this module is ever modified to produce version 1.1 XML output, -// most invalid characters can be retained using character references. -// TODO(wan): It might be nice to have a minimally invasive, human-readable -// escaping scheme for invalid characters, rather than dropping them. -std::string XmlUnitTestResultPrinter::EscapeXml( - const std::string& str, bool is_attribute) { - Message m; - - for (size_t i = 0; i < str.size(); ++i) { - const char ch = str[i]; - switch (ch) { - case '<': - m << "<"; - break; - case '>': - m << ">"; - break; - case '&': - m << "&"; - break; - case '\'': - if (is_attribute) - m << "'"; - else - m << '\''; - break; - case '"': - if (is_attribute) - m << """; - else - m << '"'; - break; - default: - if (IsValidXmlCharacter(ch)) { - if (is_attribute && IsNormalizableWhitespace(ch)) - m << "&#x" << String::FormatByte(static_cast<unsigned char>(ch)) - << ";"; - else - m << ch; - } - break; - } - } - - return m.GetString(); -} - -// Returns the given string with all characters invalid in XML removed. -// Currently invalid characters are dropped from the string. An -// alternative is to replace them with certain characters such as . or ?. -std::string XmlUnitTestResultPrinter::RemoveInvalidXmlCharacters( - const std::string& str) { - std::string output; - output.reserve(str.size()); - for (std::string::const_iterator it = str.begin(); it != str.end(); ++it) - if (IsValidXmlCharacter(*it)) - output.push_back(*it); - - return output; -} - -// The following routines generate an XML representation of a UnitTest -// object. -// -// This is how Google Test concepts map to the DTD: -// -// <testsuites name="AllTests"> <-- corresponds to a UnitTest object -// <testsuite name="testcase-name"> <-- corresponds to a TestCase object -// <testcase name="test-name"> <-- corresponds to a TestInfo object -// <failure message="...">...</failure> -// <failure message="...">...</failure> -// <failure message="...">...</failure> -// <-- individual assertion failures -// </testcase> -// </testsuite> -// </testsuites> - -// Formats the given time in milliseconds as seconds. -std::string FormatTimeInMillisAsSeconds(TimeInMillis ms) { - ::std::stringstream ss; - ss << (static_cast<double>(ms) * 1e-3); - return ss.str(); -} - -static bool PortableLocaltime(time_t seconds, struct tm* out) { -#if defined(_MSC_VER) - return localtime_s(out, &seconds) == 0; -#elif defined(__MINGW32__) || defined(__MINGW64__) - // MINGW <time.h> provides neither localtime_r nor localtime_s, but uses - // Windows' localtime(), which has a thread-local tm buffer. - struct tm* tm_ptr = localtime(&seconds); // NOLINT - if (tm_ptr == NULL) - return false; - *out = *tm_ptr; - return true; -#else - return localtime_r(&seconds, out) != NULL; -#endif -} - -// Converts the given epoch time in milliseconds to a date string in the ISO -// 8601 format, without the timezone information. -std::string FormatEpochTimeInMillisAsIso8601(TimeInMillis ms) { - struct tm time_struct; - if (!PortableLocaltime(static_cast<time_t>(ms / 1000), &time_struct)) - return ""; - // YYYY-MM-DDThh:mm:ss - return StreamableToString(time_struct.tm_year + 1900) + "-" + - String::FormatIntWidth2(time_struct.tm_mon + 1) + "-" + - String::FormatIntWidth2(time_struct.tm_mday) + "T" + - String::FormatIntWidth2(time_struct.tm_hour) + ":" + - String::FormatIntWidth2(time_struct.tm_min) + ":" + - String::FormatIntWidth2(time_struct.tm_sec); -} - -// Streams an XML CDATA section, escaping invalid CDATA sequences as needed. -void XmlUnitTestResultPrinter::OutputXmlCDataSection(::std::ostream* stream, - const char* data) { - const char* segment = data; - *stream << "<![CDATA["; - for (;;) { - const char* const next_segment = strstr(segment, "]]>"); - if (next_segment != NULL) { - stream->write( - segment, static_cast<std::streamsize>(next_segment - segment)); - *stream << "]]>]]><![CDATA["; - segment = next_segment + strlen("]]>"); - } else { - *stream << segment; - break; - } - } - *stream << "]]>"; -} - -void XmlUnitTestResultPrinter::OutputXmlAttribute( - std::ostream* stream, - const std::string& element_name, - const std::string& name, - const std::string& value) { - const std::vector<std::string>& allowed_names = - GetReservedAttributesForElement(element_name); - - GTEST_CHECK_(std::find(allowed_names.begin(), allowed_names.end(), name) != - allowed_names.end()) - << "Attribute " << name << " is not allowed for element <" << element_name - << ">."; - - *stream << " " << name << "=\"" << EscapeXmlAttribute(value) << "\""; -} - -// Prints an XML representation of a TestInfo object. -// TODO(wan): There is also value in printing properties with the plain printer. -void XmlUnitTestResultPrinter::OutputXmlTestInfo(::std::ostream* stream, - const char* test_case_name, - const TestInfo& test_info) { - const TestResult& result = *test_info.result(); - const std::string kTestcase = "testcase"; - - *stream << " <testcase"; - OutputXmlAttribute(stream, kTestcase, "name", test_info.name()); - - if (test_info.value_param() != NULL) { - OutputXmlAttribute(stream, kTestcase, "value_param", - test_info.value_param()); - } - if (test_info.type_param() != NULL) { - OutputXmlAttribute(stream, kTestcase, "type_param", test_info.type_param()); - } - - OutputXmlAttribute(stream, kTestcase, "status", - test_info.should_run() ? "run" : "notrun"); - OutputXmlAttribute(stream, kTestcase, "time", - FormatTimeInMillisAsSeconds(result.elapsed_time())); - OutputXmlAttribute(stream, kTestcase, "classname", test_case_name); - *stream << TestPropertiesAsXmlAttributes(result); - - int failures = 0; - for (int i = 0; i < result.total_part_count(); ++i) { - const TestPartResult& part = result.GetTestPartResult(i); - if (part.failed()) { - if (++failures == 1) { - *stream << ">\n"; - } - const string location = internal::FormatCompilerIndependentFileLocation( - part.file_name(), part.line_number()); - const string summary = location + "\n" + part.summary(); - *stream << " <failure message=\"" - << EscapeXmlAttribute(summary.c_str()) - << "\" type=\"\">"; - const string detail = location + "\n" + part.message(); - OutputXmlCDataSection(stream, RemoveInvalidXmlCharacters(detail).c_str()); - *stream << "</failure>\n"; - } - } - - if (failures == 0) - *stream << " />\n"; - else - *stream << " </testcase>\n"; -} - -// Prints an XML representation of a TestCase object -void XmlUnitTestResultPrinter::PrintXmlTestCase(std::ostream* stream, - const TestCase& test_case) { - const std::string kTestsuite = "testsuite"; - *stream << " <" << kTestsuite; - OutputXmlAttribute(stream, kTestsuite, "name", test_case.name()); - OutputXmlAttribute(stream, kTestsuite, "tests", - StreamableToString(test_case.reportable_test_count())); - OutputXmlAttribute(stream, kTestsuite, "failures", - StreamableToString(test_case.failed_test_count())); - OutputXmlAttribute( - stream, kTestsuite, "disabled", - StreamableToString(test_case.reportable_disabled_test_count())); - OutputXmlAttribute(stream, kTestsuite, "errors", "0"); - OutputXmlAttribute(stream, kTestsuite, "time", - FormatTimeInMillisAsSeconds(test_case.elapsed_time())); - *stream << TestPropertiesAsXmlAttributes(test_case.ad_hoc_test_result()) - << ">\n"; - - for (int i = 0; i < test_case.total_test_count(); ++i) { - if (test_case.GetTestInfo(i)->is_reportable()) - OutputXmlTestInfo(stream, test_case.name(), *test_case.GetTestInfo(i)); - } - *stream << " </" << kTestsuite << ">\n"; -} - -// Prints an XML summary of unit_test to output stream out. -void XmlUnitTestResultPrinter::PrintXmlUnitTest(std::ostream* stream, - const UnitTest& unit_test) { - const std::string kTestsuites = "testsuites"; - - *stream << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"; - *stream << "<" << kTestsuites; - - OutputXmlAttribute(stream, kTestsuites, "tests", - StreamableToString(unit_test.reportable_test_count())); - OutputXmlAttribute(stream, kTestsuites, "failures", - StreamableToString(unit_test.failed_test_count())); - OutputXmlAttribute( - stream, kTestsuites, "disabled", - StreamableToString(unit_test.reportable_disabled_test_count())); - OutputXmlAttribute(stream, kTestsuites, "errors", "0"); - OutputXmlAttribute( - stream, kTestsuites, "timestamp", - FormatEpochTimeInMillisAsIso8601(unit_test.start_timestamp())); - OutputXmlAttribute(stream, kTestsuites, "time", - FormatTimeInMillisAsSeconds(unit_test.elapsed_time())); - - if (GTEST_FLAG(shuffle)) { - OutputXmlAttribute(stream, kTestsuites, "random_seed", - StreamableToString(unit_test.random_seed())); - } - - *stream << TestPropertiesAsXmlAttributes(unit_test.ad_hoc_test_result()); - - OutputXmlAttribute(stream, kTestsuites, "name", "AllTests"); - *stream << ">\n"; - - for (int i = 0; i < unit_test.total_test_case_count(); ++i) { - if (unit_test.GetTestCase(i)->reportable_test_count() > 0) - PrintXmlTestCase(stream, *unit_test.GetTestCase(i)); - } - *stream << "</" << kTestsuites << ">\n"; -} - -// Produces a string representing the test properties in a result as space -// delimited XML attributes based on the property key="value" pairs. -std::string XmlUnitTestResultPrinter::TestPropertiesAsXmlAttributes( - const TestResult& result) { - Message attributes; - for (int i = 0; i < result.test_property_count(); ++i) { - const TestProperty& property = result.GetTestProperty(i); - attributes << " " << property.key() << "=" - << "\"" << EscapeXmlAttribute(property.value()) << "\""; - } - return attributes.GetString(); -} - -// End XmlUnitTestResultPrinter - -#if GTEST_CAN_STREAM_RESULTS_ - -// Checks if str contains '=', '&', '%' or '\n' characters. If yes, -// replaces them by "%xx" where xx is their hexadecimal value. For -// example, replaces "=" with "%3D". This algorithm is O(strlen(str)) -// in both time and space -- important as the input str may contain an -// arbitrarily long test failure message and stack trace. -string StreamingListener::UrlEncode(const char* str) { - string result; - result.reserve(strlen(str) + 1); - for (char ch = *str; ch != '\0'; ch = *++str) { - switch (ch) { - case '%': - case '=': - case '&': - case '\n': - result.append("%" + String::FormatByte(static_cast<unsigned char>(ch))); - break; - default: - result.push_back(ch); - break; - } - } - return result; -} - -void StreamingListener::SocketWriter::MakeConnection() { - GTEST_CHECK_(sockfd_ == -1) - << "MakeConnection() can't be called when there is already a connection."; - - addrinfo hints; - memset(&hints, 0, sizeof(hints)); - hints.ai_family = AF_UNSPEC; // To allow both IPv4 and IPv6 addresses. - hints.ai_socktype = SOCK_STREAM; - addrinfo* servinfo = NULL; - - // Use the getaddrinfo() to get a linked list of IP addresses for - // the given host name. - const int error_num = getaddrinfo( - host_name_.c_str(), port_num_.c_str(), &hints, &servinfo); - if (error_num != 0) { - GTEST_LOG_(WARNING) << "stream_result_to: getaddrinfo() failed: " - << gai_strerror(error_num); - } - - // Loop through all the results and connect to the first we can. - for (addrinfo* cur_addr = servinfo; sockfd_ == -1 && cur_addr != NULL; - cur_addr = cur_addr->ai_next) { - sockfd_ = socket( - cur_addr->ai_family, cur_addr->ai_socktype, cur_addr->ai_protocol); - if (sockfd_ != -1) { - // Connect the client socket to the server socket. - if (connect(sockfd_, cur_addr->ai_addr, cur_addr->ai_addrlen) == -1) { - close(sockfd_); - sockfd_ = -1; - } - } - } - - freeaddrinfo(servinfo); // all done with this structure - - if (sockfd_ == -1) { - GTEST_LOG_(WARNING) << "stream_result_to: failed to connect to " - << host_name_ << ":" << port_num_; - } -} - -// End of class Streaming Listener -#endif // GTEST_CAN_STREAM_RESULTS__ - -// Class ScopedTrace - -// Pushes the given source file location and message onto a per-thread -// trace stack maintained by Google Test. -ScopedTrace::ScopedTrace(const char* file, int line, const Message& message) - GTEST_LOCK_EXCLUDED_(&UnitTest::mutex_) { - TraceInfo trace; - trace.file = file; - trace.line = line; - trace.message = message.GetString(); - - UnitTest::GetInstance()->PushGTestTrace(trace); -} - -// Pops the info pushed by the c'tor. -ScopedTrace::~ScopedTrace() - GTEST_LOCK_EXCLUDED_(&UnitTest::mutex_) { - UnitTest::GetInstance()->PopGTestTrace(); -} - - -// class OsStackTraceGetter - -const char* const OsStackTraceGetterInterface::kElidedFramesMarker = - "... " GTEST_NAME_ " internal frames ..."; - -string OsStackTraceGetter::CurrentStackTrace(int /*max_depth*/, - int /*skip_count*/) { - return ""; -} - -void OsStackTraceGetter::UponLeavingGTest() {} - -// A helper class that creates the premature-exit file in its -// constructor and deletes the file in its destructor. -class ScopedPrematureExitFile { - public: - explicit ScopedPrematureExitFile(const char* premature_exit_filepath) - : premature_exit_filepath_(premature_exit_filepath) { - // If a path to the premature-exit file is specified... - if (premature_exit_filepath != NULL && *premature_exit_filepath != '\0') { - // create the file with a single "0" character in it. I/O - // errors are ignored as there's nothing better we can do and we - // don't want to fail the test because of this. - FILE* pfile = posix::FOpen(premature_exit_filepath, "w"); - fwrite("0", 1, 1, pfile); - fclose(pfile); - } - } - - ~ScopedPrematureExitFile() { - if (premature_exit_filepath_ != NULL && *premature_exit_filepath_ != '\0') { - remove(premature_exit_filepath_); - } - } - - private: - const char* const premature_exit_filepath_; - - GTEST_DISALLOW_COPY_AND_ASSIGN_(ScopedPrematureExitFile); -}; - -} // namespace internal - -// class TestEventListeners - -TestEventListeners::TestEventListeners() - : repeater_(new internal::TestEventRepeater()), - default_result_printer_(NULL), - default_xml_generator_(NULL) { -} - -TestEventListeners::~TestEventListeners() { delete repeater_; } - -// Returns the standard listener responsible for the default console -// output. Can be removed from the listeners list to shut down default -// console output. Note that removing this object from the listener list -// with Release transfers its ownership to the user. -void TestEventListeners::Append(TestEventListener* listener) { - repeater_->Append(listener); -} - -// Removes the given event listener from the list and returns it. It then -// becomes the caller's responsibility to delete the listener. Returns -// NULL if the listener is not found in the list. -TestEventListener* TestEventListeners::Release(TestEventListener* listener) { - if (listener == default_result_printer_) - default_result_printer_ = NULL; - else if (listener == default_xml_generator_) - default_xml_generator_ = NULL; - return repeater_->Release(listener); -} - -// Returns repeater that broadcasts the TestEventListener events to all -// subscribers. -TestEventListener* TestEventListeners::repeater() { return repeater_; } - -// Sets the default_result_printer attribute to the provided listener. -// The listener is also added to the listener list and previous -// default_result_printer is removed from it and deleted. The listener can -// also be NULL in which case it will not be added to the list. Does -// nothing if the previous and the current listener objects are the same. -void TestEventListeners::SetDefaultResultPrinter(TestEventListener* listener) { - if (default_result_printer_ != listener) { - // It is an error to pass this method a listener that is already in the - // list. - delete Release(default_result_printer_); - default_result_printer_ = listener; - if (listener != NULL) - Append(listener); - } -} - -// Sets the default_xml_generator attribute to the provided listener. The -// listener is also added to the listener list and previous -// default_xml_generator is removed from it and deleted. The listener can -// also be NULL in which case it will not be added to the list. Does -// nothing if the previous and the current listener objects are the same. -void TestEventListeners::SetDefaultXmlGenerator(TestEventListener* listener) { - if (default_xml_generator_ != listener) { - // It is an error to pass this method a listener that is already in the - // list. - delete Release(default_xml_generator_); - default_xml_generator_ = listener; - if (listener != NULL) - Append(listener); - } -} - -// Controls whether events will be forwarded by the repeater to the -// listeners in the list. -bool TestEventListeners::EventForwardingEnabled() const { - return repeater_->forwarding_enabled(); -} - -void TestEventListeners::SuppressEventForwarding() { - repeater_->set_forwarding_enabled(false); -} - -// class UnitTest - -// Gets the singleton UnitTest object. The first time this method is -// called, a UnitTest object is constructed and returned. Consecutive -// calls will return the same object. -// -// We don't protect this under mutex_ as a user is not supposed to -// call this before main() starts, from which point on the return -// value will never change. -UnitTest* UnitTest::GetInstance() { - // When compiled with MSVC 7.1 in optimized mode, destroying the - // UnitTest object upon exiting the program messes up the exit code, - // causing successful tests to appear failed. We have to use a - // different implementation in this case to bypass the compiler bug. - // This implementation makes the compiler happy, at the cost of - // leaking the UnitTest object. - - // CodeGear C++Builder insists on a public destructor for the - // default implementation. Use this implementation to keep good OO - // design with private destructor. - -#if (_MSC_VER == 1310 && !defined(_DEBUG)) || defined(__BORLANDC__) - static UnitTest* const instance = new UnitTest; - return instance; -#else - static UnitTest instance; - return &instance; -#endif // (_MSC_VER == 1310 && !defined(_DEBUG)) || defined(__BORLANDC__) -} - -// Gets the number of successful test cases. -int UnitTest::successful_test_case_count() const { - return impl()->successful_test_case_count(); -} - -// Gets the number of failed test cases. -int UnitTest::failed_test_case_count() const { - return impl()->failed_test_case_count(); -} - -// Gets the number of all test cases. -int UnitTest::total_test_case_count() const { - return impl()->total_test_case_count(); -} - -// Gets the number of all test cases that contain at least one test -// that should run. -int UnitTest::test_case_to_run_count() const { - return impl()->test_case_to_run_count(); -} - -// Gets the number of successful tests. -int UnitTest::successful_test_count() const { - return impl()->successful_test_count(); -} - -// Gets the number of failed tests. -int UnitTest::failed_test_count() const { return impl()->failed_test_count(); } - -// Gets the number of disabled tests that will be reported in the XML report. -int UnitTest::reportable_disabled_test_count() const { - return impl()->reportable_disabled_test_count(); -} - -// Gets the number of disabled tests. -int UnitTest::disabled_test_count() const { - return impl()->disabled_test_count(); -} - -// Gets the number of tests to be printed in the XML report. -int UnitTest::reportable_test_count() const { - return impl()->reportable_test_count(); -} - -// Gets the number of all tests. -int UnitTest::total_test_count() const { return impl()->total_test_count(); } - -// Gets the number of tests that should run. -int UnitTest::test_to_run_count() const { return impl()->test_to_run_count(); } - -// Gets the time of the test program start, in ms from the start of the -// UNIX epoch. -internal::TimeInMillis UnitTest::start_timestamp() const { - return impl()->start_timestamp(); -} - -// Gets the elapsed time, in milliseconds. -internal::TimeInMillis UnitTest::elapsed_time() const { - return impl()->elapsed_time(); -} - -// Returns true iff the unit test passed (i.e. all test cases passed). -bool UnitTest::Passed() const { return impl()->Passed(); } - -// Returns true iff the unit test failed (i.e. some test case failed -// or something outside of all tests failed). -bool UnitTest::Failed() const { return impl()->Failed(); } - -// Gets the i-th test case among all the test cases. i can range from 0 to -// total_test_case_count() - 1. If i is not in that range, returns NULL. -const TestCase* UnitTest::GetTestCase(int i) const { - return impl()->GetTestCase(i); -} - -// Returns the TestResult containing information on test failures and -// properties logged outside of individual test cases. -const TestResult& UnitTest::ad_hoc_test_result() const { - return *impl()->ad_hoc_test_result(); -} - -// Gets the i-th test case among all the test cases. i can range from 0 to -// total_test_case_count() - 1. If i is not in that range, returns NULL. -TestCase* UnitTest::GetMutableTestCase(int i) { - return impl()->GetMutableTestCase(i); -} - -// Returns the list of event listeners that can be used to track events -// inside Google Test. -TestEventListeners& UnitTest::listeners() { - return *impl()->listeners(); -} - -// Registers and returns a global test environment. When a test -// program is run, all global test environments will be set-up in the -// order they were registered. After all tests in the program have -// finished, all global test environments will be torn-down in the -// *reverse* order they were registered. -// -// The UnitTest object takes ownership of the given environment. -// -// We don't protect this under mutex_, as we only support calling it -// from the main thread. -Environment* UnitTest::AddEnvironment(Environment* env) { - if (env == NULL) { - return NULL; - } - - impl_->environments().push_back(env); - return env; -} - -// Adds a TestPartResult to the current TestResult object. All Google Test -// assertion macros (e.g. ASSERT_TRUE, EXPECT_EQ, etc) eventually call -// this to report their results. The user code should use the -// assertion macros instead of calling this directly. -void UnitTest::AddTestPartResult( - TestPartResult::Type result_type, - const char* file_name, - int line_number, - const std::string& message, - const std::string& os_stack_trace) GTEST_LOCK_EXCLUDED_(mutex_) { - Message msg; - msg << message; - - internal::MutexLock lock(&mutex_); - if (impl_->gtest_trace_stack().size() > 0) { - msg << "\n" << GTEST_NAME_ << " trace:"; - - for (int i = static_cast<int>(impl_->gtest_trace_stack().size()); - i > 0; --i) { - const internal::TraceInfo& trace = impl_->gtest_trace_stack()[i - 1]; - msg << "\n" << internal::FormatFileLocation(trace.file, trace.line) - << " " << trace.message; - } - } - - if (os_stack_trace.c_str() != NULL && !os_stack_trace.empty()) { - msg << internal::kStackTraceMarker << os_stack_trace; - } - - const TestPartResult result = - TestPartResult(result_type, file_name, line_number, - msg.GetString().c_str()); - impl_->GetTestPartResultReporterForCurrentThread()-> - ReportTestPartResult(result); - - if (result_type != TestPartResult::kSuccess) { - // gtest_break_on_failure takes precedence over - // gtest_throw_on_failure. This allows a user to set the latter - // in the code (perhaps in order to use Google Test assertions - // with another testing framework) and specify the former on the - // command line for debugging. - if (GTEST_FLAG(break_on_failure)) { -#if GTEST_OS_WINDOWS && !GTEST_OS_WINDOWS_PHONE && !GTEST_OS_WINDOWS_RT - // Using DebugBreak on Windows allows gtest to still break into a debugger - // when a failure happens and both the --gtest_break_on_failure and - // the --gtest_catch_exceptions flags are specified. - DebugBreak(); -#else - // Dereference NULL through a volatile pointer to prevent the compiler - // from removing. We use this rather than abort() or __builtin_trap() for - // portability: Symbian doesn't implement abort() well, and some debuggers - // don't correctly trap abort(). - *static_cast<volatile int*>(NULL) = 1; -#endif // GTEST_OS_WINDOWS - } else if (GTEST_FLAG(throw_on_failure)) { -#if GTEST_HAS_EXCEPTIONS - throw internal::GoogleTestFailureException(result); -#else - // We cannot call abort() as it generates a pop-up in debug mode - // that cannot be suppressed in VC 7.1 or below. - exit(1); -#endif - } - } -} - -// Adds a TestProperty to the current TestResult object when invoked from -// inside a test, to current TestCase's ad_hoc_test_result_ when invoked -// from SetUpTestCase or TearDownTestCase, or to the global property set -// when invoked elsewhere. If the result already contains a property with -// the same key, the value will be updated. -void UnitTest::RecordProperty(const std::string& key, - const std::string& value) { - impl_->RecordProperty(TestProperty(key, value)); -} - -// Runs all tests in this UnitTest object and prints the result. -// Returns 0 if successful, or 1 otherwise. -// -// We don't protect this under mutex_, as we only support calling it -// from the main thread. -int UnitTest::Run() { - const bool in_death_test_child_process = - internal::GTEST_FLAG(internal_run_death_test).length() > 0; - - // Google Test implements this protocol for catching that a test - // program exits before returning control to Google Test: - // - // 1. Upon start, Google Test creates a file whose absolute path - // is specified by the environment variable - // TEST_PREMATURE_EXIT_FILE. - // 2. When Google Test has finished its work, it deletes the file. - // - // This allows a test runner to set TEST_PREMATURE_EXIT_FILE before - // running a Google-Test-based test program and check the existence - // of the file at the end of the test execution to see if it has - // exited prematurely. - - // If we are in the child process of a death test, don't - // create/delete the premature exit file, as doing so is unnecessary - // and will confuse the parent process. Otherwise, create/delete - // the file upon entering/leaving this function. If the program - // somehow exits before this function has a chance to return, the - // premature-exit file will be left undeleted, causing a test runner - // that understands the premature-exit-file protocol to report the - // test as having failed. - const internal::ScopedPrematureExitFile premature_exit_file( - in_death_test_child_process ? - NULL : internal::posix::GetEnv("TEST_PREMATURE_EXIT_FILE")); - - // Captures the value of GTEST_FLAG(catch_exceptions). This value will be - // used for the duration of the program. - impl()->set_catch_exceptions(GTEST_FLAG(catch_exceptions)); - -#if GTEST_HAS_SEH - // Either the user wants Google Test to catch exceptions thrown by the - // tests or this is executing in the context of death test child - // process. In either case the user does not want to see pop-up dialogs - // about crashes - they are expected. - if (impl()->catch_exceptions() || in_death_test_child_process) { -# if !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_WINDOWS_PHONE && !GTEST_OS_WINDOWS_RT - // SetErrorMode doesn't exist on CE. - SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOALIGNMENTFAULTEXCEPT | - SEM_NOGPFAULTERRORBOX | SEM_NOOPENFILEERRORBOX); -# endif // !GTEST_OS_WINDOWS_MOBILE - -# if (defined(_MSC_VER) || GTEST_OS_WINDOWS_MINGW) && !GTEST_OS_WINDOWS_MOBILE - // Death test children can be terminated with _abort(). On Windows, - // _abort() can show a dialog with a warning message. This forces the - // abort message to go to stderr instead. - _set_error_mode(_OUT_TO_STDERR); -# endif - -# if _MSC_VER >= 1400 && !GTEST_OS_WINDOWS_MOBILE - // In the debug version, Visual Studio pops up a separate dialog - // offering a choice to debug the aborted program. We need to suppress - // this dialog or it will pop up for every EXPECT/ASSERT_DEATH statement - // executed. Google Test will notify the user of any unexpected - // failure via stderr. - // - // VC++ doesn't define _set_abort_behavior() prior to the version 8.0. - // Users of prior VC versions shall suffer the agony and pain of - // clicking through the countless debug dialogs. - // TODO(vladl@google.com): find a way to suppress the abort dialog() in the - // debug mode when compiled with VC 7.1 or lower. - if (!GTEST_FLAG(break_on_failure)) - _set_abort_behavior( - 0x0, // Clear the following flags: - _WRITE_ABORT_MSG | _CALL_REPORTFAULT); // pop-up window, core dump. -# endif - } -#endif // GTEST_HAS_SEH - - return internal::HandleExceptionsInMethodIfSupported( - impl(), - &internal::UnitTestImpl::RunAllTests, - "auxiliary test code (environments or event listeners)") ? 0 : 1; -} - -// Returns the working directory when the first TEST() or TEST_F() was -// executed. -const char* UnitTest::original_working_dir() const { - return impl_->original_working_dir_.c_str(); -} - -// Returns the TestCase object for the test that's currently running, -// or NULL if no test is running. -const TestCase* UnitTest::current_test_case() const - GTEST_LOCK_EXCLUDED_(mutex_) { - internal::MutexLock lock(&mutex_); - return impl_->current_test_case(); -} - -// Returns the TestInfo object for the test that's currently running, -// or NULL if no test is running. -const TestInfo* UnitTest::current_test_info() const - GTEST_LOCK_EXCLUDED_(mutex_) { - internal::MutexLock lock(&mutex_); - return impl_->current_test_info(); -} - -// Returns the random seed used at the start of the current test run. -int UnitTest::random_seed() const { return impl_->random_seed(); } - -#if GTEST_HAS_PARAM_TEST -// Returns ParameterizedTestCaseRegistry object used to keep track of -// value-parameterized tests and instantiate and register them. -internal::ParameterizedTestCaseRegistry& - UnitTest::parameterized_test_registry() - GTEST_LOCK_EXCLUDED_(mutex_) { - return impl_->parameterized_test_registry(); -} -#endif // GTEST_HAS_PARAM_TEST - -// Creates an empty UnitTest. -UnitTest::UnitTest() { - impl_ = new internal::UnitTestImpl(this); -} - -// Destructor of UnitTest. -UnitTest::~UnitTest() { - delete impl_; -} - -// Pushes a trace defined by SCOPED_TRACE() on to the per-thread -// Google Test trace stack. -void UnitTest::PushGTestTrace(const internal::TraceInfo& trace) - GTEST_LOCK_EXCLUDED_(mutex_) { - internal::MutexLock lock(&mutex_); - impl_->gtest_trace_stack().push_back(trace); -} - -// Pops a trace from the per-thread Google Test trace stack. -void UnitTest::PopGTestTrace() - GTEST_LOCK_EXCLUDED_(mutex_) { - internal::MutexLock lock(&mutex_); - impl_->gtest_trace_stack().pop_back(); -} - -namespace internal { - -UnitTestImpl::UnitTestImpl(UnitTest* parent) - : parent_(parent), - GTEST_DISABLE_MSC_WARNINGS_PUSH_(4355 /* using this in initializer */) - default_global_test_part_result_reporter_(this), - default_per_thread_test_part_result_reporter_(this), - GTEST_DISABLE_MSC_WARNINGS_POP_() - global_test_part_result_repoter_( - &default_global_test_part_result_reporter_), - per_thread_test_part_result_reporter_( - &default_per_thread_test_part_result_reporter_), -#if GTEST_HAS_PARAM_TEST - parameterized_test_registry_(), - parameterized_tests_registered_(false), -#endif // GTEST_HAS_PARAM_TEST - last_death_test_case_(-1), - current_test_case_(NULL), - current_test_info_(NULL), - ad_hoc_test_result_(), - os_stack_trace_getter_(NULL), - post_flag_parse_init_performed_(false), - random_seed_(0), // Will be overridden by the flag before first use. - random_(0), // Will be reseeded before first use. - start_timestamp_(0), - elapsed_time_(0), -#if GTEST_HAS_DEATH_TEST - death_test_factory_(new DefaultDeathTestFactory), -#endif - // Will be overridden by the flag before first use. - catch_exceptions_(false) { - listeners()->SetDefaultResultPrinter(new PrettyUnitTestResultPrinter); -} - -UnitTestImpl::~UnitTestImpl() { - // Deletes every TestCase. - ForEach(test_cases_, internal::Delete<TestCase>); - - // Deletes every Environment. - ForEach(environments_, internal::Delete<Environment>); - - delete os_stack_trace_getter_; -} - -// Adds a TestProperty to the current TestResult object when invoked in a -// context of a test, to current test case's ad_hoc_test_result when invoke -// from SetUpTestCase/TearDownTestCase, or to the global property set -// otherwise. If the result already contains a property with the same key, -// the value will be updated. -void UnitTestImpl::RecordProperty(const TestProperty& test_property) { - std::string xml_element; - TestResult* test_result; // TestResult appropriate for property recording. - - if (current_test_info_ != NULL) { - xml_element = "testcase"; - test_result = &(current_test_info_->result_); - } else if (current_test_case_ != NULL) { - xml_element = "testsuite"; - test_result = &(current_test_case_->ad_hoc_test_result_); - } else { - xml_element = "testsuites"; - test_result = &ad_hoc_test_result_; - } - test_result->RecordProperty(xml_element, test_property); -} - -#if GTEST_HAS_DEATH_TEST -// Disables event forwarding if the control is currently in a death test -// subprocess. Must not be called before InitGoogleTest. -void UnitTestImpl::SuppressTestEventsIfInSubprocess() { - if (internal_run_death_test_flag_.get() != NULL) - listeners()->SuppressEventForwarding(); -} -#endif // GTEST_HAS_DEATH_TEST - -// Initializes event listeners performing XML output as specified by -// UnitTestOptions. Must not be called before InitGoogleTest. -void UnitTestImpl::ConfigureXmlOutput() { - const std::string& output_format = UnitTestOptions::GetOutputFormat(); - if (output_format == "xml") { - listeners()->SetDefaultXmlGenerator(new XmlUnitTestResultPrinter( - UnitTestOptions::GetAbsolutePathToOutputFile().c_str())); - } else if (output_format != "") { - printf("WARNING: unrecognized output format \"%s\" ignored.\n", - output_format.c_str()); - fflush(stdout); - } -} - -#if GTEST_CAN_STREAM_RESULTS_ -// Initializes event listeners for streaming test results in string form. -// Must not be called before InitGoogleTest. -void UnitTestImpl::ConfigureStreamingOutput() { - const std::string& target = GTEST_FLAG(stream_result_to); - if (!target.empty()) { - const size_t pos = target.find(':'); - if (pos != std::string::npos) { - listeners()->Append(new StreamingListener(target.substr(0, pos), - target.substr(pos+1))); - } else { - printf("WARNING: unrecognized streaming target \"%s\" ignored.\n", - target.c_str()); - fflush(stdout); - } - } -} -#endif // GTEST_CAN_STREAM_RESULTS_ - -// Performs initialization dependent upon flag values obtained in -// ParseGoogleTestFlagsOnly. Is called from InitGoogleTest after the call to -// ParseGoogleTestFlagsOnly. In case a user neglects to call InitGoogleTest -// this function is also called from RunAllTests. Since this function can be -// called more than once, it has to be idempotent. -void UnitTestImpl::PostFlagParsingInit() { - // Ensures that this function does not execute more than once. - if (!post_flag_parse_init_performed_) { - post_flag_parse_init_performed_ = true; - -#if defined(GTEST_CUSTOM_TEST_EVENT_LISTENER_) - // Register to send notifications about key process state changes. - listeners()->Append(new GTEST_CUSTOM_TEST_EVENT_LISTENER_()); -#endif // defined(GTEST_CUSTOM_TEST_EVENT_LISTENER_) - -#if GTEST_HAS_DEATH_TEST - InitDeathTestSubprocessControlInfo(); - SuppressTestEventsIfInSubprocess(); -#endif // GTEST_HAS_DEATH_TEST - - // Registers parameterized tests. This makes parameterized tests - // available to the UnitTest reflection API without running - // RUN_ALL_TESTS. - RegisterParameterizedTests(); - - // Configures listeners for XML output. This makes it possible for users - // to shut down the default XML output before invoking RUN_ALL_TESTS. - ConfigureXmlOutput(); - -#if GTEST_CAN_STREAM_RESULTS_ - // Configures listeners for streaming test results to the specified server. - ConfigureStreamingOutput(); -#endif // GTEST_CAN_STREAM_RESULTS_ - } -} - -// A predicate that checks the name of a TestCase against a known -// value. -// -// This is used for implementation of the UnitTest class only. We put -// it in the anonymous namespace to prevent polluting the outer -// namespace. -// -// TestCaseNameIs is copyable. -class TestCaseNameIs { - public: - // Constructor. - explicit TestCaseNameIs(const std::string& name) - : name_(name) {} - - // Returns true iff the name of test_case matches name_. - bool operator()(const TestCase* test_case) const { - return test_case != NULL && strcmp(test_case->name(), name_.c_str()) == 0; - } - - private: - std::string name_; -}; - -// Finds and returns a TestCase with the given name. If one doesn't -// exist, creates one and returns it. It's the CALLER'S -// RESPONSIBILITY to ensure that this function is only called WHEN THE -// TESTS ARE NOT SHUFFLED. -// -// Arguments: -// -// test_case_name: name of the test case -// type_param: the name of the test case's type parameter, or NULL if -// this is not a typed or a type-parameterized test case. -// set_up_tc: pointer to the function that sets up the test case -// tear_down_tc: pointer to the function that tears down the test case -TestCase* UnitTestImpl::GetTestCase(const char* test_case_name, - const char* type_param, - Test::SetUpTestCaseFunc set_up_tc, - Test::TearDownTestCaseFunc tear_down_tc) { - // Can we find a TestCase with the given name? - const std::vector<TestCase*>::const_iterator test_case = - std::find_if(test_cases_.begin(), test_cases_.end(), - TestCaseNameIs(test_case_name)); - - if (test_case != test_cases_.end()) - return *test_case; - - // No. Let's create one. - TestCase* const new_test_case = - new TestCase(test_case_name, type_param, set_up_tc, tear_down_tc); - - // Is this a death test case? - if (internal::UnitTestOptions::MatchesFilter(test_case_name, - kDeathTestCaseFilter)) { - // Yes. Inserts the test case after the last death test case - // defined so far. This only works when the test cases haven't - // been shuffled. Otherwise we may end up running a death test - // after a non-death test. - ++last_death_test_case_; - test_cases_.insert(test_cases_.begin() + last_death_test_case_, - new_test_case); - } else { - // No. Appends to the end of the list. - test_cases_.push_back(new_test_case); - } - - test_case_indices_.push_back(static_cast<int>(test_case_indices_.size())); - return new_test_case; -} - -// Helpers for setting up / tearing down the given environment. They -// are for use in the ForEach() function. -static void SetUpEnvironment(Environment* env) { env->SetUp(); } -static void TearDownEnvironment(Environment* env) { env->TearDown(); } - -// Runs all tests in this UnitTest object, prints the result, and -// returns true if all tests are successful. If any exception is -// thrown during a test, the test is considered to be failed, but the -// rest of the tests will still be run. -// -// When parameterized tests are enabled, it expands and registers -// parameterized tests first in RegisterParameterizedTests(). -// All other functions called from RunAllTests() may safely assume that -// parameterized tests are ready to be counted and run. -bool UnitTestImpl::RunAllTests() { - // Makes sure InitGoogleTest() was called. - if (!GTestIsInitialized()) { - printf("%s", - "\nThis test program did NOT call ::testing::InitGoogleTest " - "before calling RUN_ALL_TESTS(). Please fix it.\n"); - return false; - } - - // Do not run any test if the --help flag was specified. - if (g_help_flag) - return true; - - // Repeats the call to the post-flag parsing initialization in case the - // user didn't call InitGoogleTest. - PostFlagParsingInit(); - - // Even if sharding is not on, test runners may want to use the - // GTEST_SHARD_STATUS_FILE to query whether the test supports the sharding - // protocol. - internal::WriteToShardStatusFileIfNeeded(); - - // True iff we are in a subprocess for running a thread-safe-style - // death test. - bool in_subprocess_for_death_test = false; - -#if GTEST_HAS_DEATH_TEST - in_subprocess_for_death_test = (internal_run_death_test_flag_.get() != NULL); -# if defined(GTEST_EXTRA_DEATH_TEST_CHILD_SETUP_) - if (in_subprocess_for_death_test) { - GTEST_EXTRA_DEATH_TEST_CHILD_SETUP_(); - } -# endif // defined(GTEST_EXTRA_DEATH_TEST_CHILD_SETUP_) -#endif // GTEST_HAS_DEATH_TEST - - const bool should_shard = ShouldShard(kTestTotalShards, kTestShardIndex, - in_subprocess_for_death_test); - - // Compares the full test names with the filter to decide which - // tests to run. - const bool has_tests_to_run = FilterTests(should_shard - ? HONOR_SHARDING_PROTOCOL - : IGNORE_SHARDING_PROTOCOL) > 0; - - // Lists the tests and exits if the --gtest_list_tests flag was specified. - if (GTEST_FLAG(list_tests)) { - // This must be called *after* FilterTests() has been called. - ListTestsMatchingFilter(); - return true; - } - - random_seed_ = GTEST_FLAG(shuffle) ? - GetRandomSeedFromFlag(GTEST_FLAG(random_seed)) : 0; - - // True iff at least one test has failed. - bool failed = false; - - TestEventListener* repeater = listeners()->repeater(); - - start_timestamp_ = GetTimeInMillis(); - repeater->OnTestProgramStart(*parent_); - - // How many times to repeat the tests? We don't want to repeat them - // when we are inside the subprocess of a death test. - const int repeat = in_subprocess_for_death_test ? 1 : GTEST_FLAG(repeat); - // Repeats forever if the repeat count is negative. - const bool forever = repeat < 0; - for (int i = 0; forever || i != repeat; i++) { - // We want to preserve failures generated by ad-hoc test - // assertions executed before RUN_ALL_TESTS(). - ClearNonAdHocTestResult(); - - const TimeInMillis start = GetTimeInMillis(); - - // Shuffles test cases and tests if requested. - if (has_tests_to_run && GTEST_FLAG(shuffle)) { - random()->Reseed(random_seed_); - // This should be done before calling OnTestIterationStart(), - // such that a test event listener can see the actual test order - // in the event. - ShuffleTests(); - } - - // Tells the unit test event listeners that the tests are about to start. - repeater->OnTestIterationStart(*parent_, i); - - // Runs each test case if there is at least one test to run. - if (has_tests_to_run) { - // Sets up all environments beforehand. - repeater->OnEnvironmentsSetUpStart(*parent_); - ForEach(environments_, SetUpEnvironment); - repeater->OnEnvironmentsSetUpEnd(*parent_); - - // Runs the tests only if there was no fatal failure during global - // set-up. - if (!Test::HasFatalFailure()) { - for (int test_index = 0; test_index < total_test_case_count(); - test_index++) { - GetMutableTestCase(test_index)->Run(); - } - } - - // Tears down all environments in reverse order afterwards. - repeater->OnEnvironmentsTearDownStart(*parent_); - std::for_each(environments_.rbegin(), environments_.rend(), - TearDownEnvironment); - repeater->OnEnvironmentsTearDownEnd(*parent_); - } - - elapsed_time_ = GetTimeInMillis() - start; - - // Tells the unit test event listener that the tests have just finished. - repeater->OnTestIterationEnd(*parent_, i); - - // Gets the result and clears it. - if (!Passed()) { - failed = true; - } - - // Restores the original test order after the iteration. This - // allows the user to quickly repro a failure that happens in the - // N-th iteration without repeating the first (N - 1) iterations. - // This is not enclosed in "if (GTEST_FLAG(shuffle)) { ... }", in - // case the user somehow changes the value of the flag somewhere - // (it's always safe to unshuffle the tests). - UnshuffleTests(); - - if (GTEST_FLAG(shuffle)) { - // Picks a new random seed for each iteration. - random_seed_ = GetNextRandomSeed(random_seed_); - } - } - - repeater->OnTestProgramEnd(*parent_); - - return !failed; -} - -// Reads the GTEST_SHARD_STATUS_FILE environment variable, and creates the file -// if the variable is present. If a file already exists at this location, this -// function will write over it. If the variable is present, but the file cannot -// be created, prints an error and exits. -void WriteToShardStatusFileIfNeeded() { - const char* const test_shard_file = posix::GetEnv(kTestShardStatusFile); - if (test_shard_file != NULL) { - FILE* const file = posix::FOpen(test_shard_file, "w"); - if (file == NULL) { - ColoredPrintf(COLOR_RED, - "Could not write to the test shard status file \"%s\" " - "specified by the %s environment variable.\n", - test_shard_file, kTestShardStatusFile); - fflush(stdout); - exit(EXIT_FAILURE); - } - fclose(file); - } -} - -// Checks whether sharding is enabled by examining the relevant -// environment variable values. If the variables are present, -// but inconsistent (i.e., shard_index >= total_shards), prints -// an error and exits. If in_subprocess_for_death_test, sharding is -// disabled because it must only be applied to the original test -// process. Otherwise, we could filter out death tests we intended to execute. -bool ShouldShard(const char* total_shards_env, - const char* shard_index_env, - bool in_subprocess_for_death_test) { - if (in_subprocess_for_death_test) { - return false; - } - - const Int32 total_shards = Int32FromEnvOrDie(total_shards_env, -1); - const Int32 shard_index = Int32FromEnvOrDie(shard_index_env, -1); - - if (total_shards == -1 && shard_index == -1) { - return false; - } else if (total_shards == -1 && shard_index != -1) { - const Message msg = Message() - << "Invalid environment variables: you have " - << kTestShardIndex << " = " << shard_index - << ", but have left " << kTestTotalShards << " unset.\n"; - ColoredPrintf(COLOR_RED, msg.GetString().c_str()); - fflush(stdout); - exit(EXIT_FAILURE); - } else if (total_shards != -1 && shard_index == -1) { - const Message msg = Message() - << "Invalid environment variables: you have " - << kTestTotalShards << " = " << total_shards - << ", but have left " << kTestShardIndex << " unset.\n"; - ColoredPrintf(COLOR_RED, msg.GetString().c_str()); - fflush(stdout); - exit(EXIT_FAILURE); - } else if (shard_index < 0 || shard_index >= total_shards) { - const Message msg = Message() - << "Invalid environment variables: we require 0 <= " - << kTestShardIndex << " < " << kTestTotalShards - << ", but you have " << kTestShardIndex << "=" << shard_index - << ", " << kTestTotalShards << "=" << total_shards << ".\n"; - ColoredPrintf(COLOR_RED, msg.GetString().c_str()); - fflush(stdout); - exit(EXIT_FAILURE); - } - - return total_shards > 1; -} - -// Parses the environment variable var as an Int32. If it is unset, -// returns default_val. If it is not an Int32, prints an error -// and aborts. -Int32 Int32FromEnvOrDie(const char* var, Int32 default_val) { - const char* str_val = posix::GetEnv(var); - if (str_val == NULL) { - return default_val; - } - - Int32 result; - if (!ParseInt32(Message() << "The value of environment variable " << var, - str_val, &result)) { - exit(EXIT_FAILURE); - } - return result; -} - -// Given the total number of shards, the shard index, and the test id, -// returns true iff the test should be run on this shard. The test id is -// some arbitrary but unique non-negative integer assigned to each test -// method. Assumes that 0 <= shard_index < total_shards. -bool ShouldRunTestOnShard(int total_shards, int shard_index, int test_id) { - return (test_id % total_shards) == shard_index; -} - -// Compares the name of each test with the user-specified filter to -// decide whether the test should be run, then records the result in -// each TestCase and TestInfo object. -// If shard_tests == true, further filters tests based on sharding -// variables in the environment - see -// http://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide. -// Returns the number of tests that should run. -int UnitTestImpl::FilterTests(ReactionToSharding shard_tests) { - const Int32 total_shards = shard_tests == HONOR_SHARDING_PROTOCOL ? - Int32FromEnvOrDie(kTestTotalShards, -1) : -1; - const Int32 shard_index = shard_tests == HONOR_SHARDING_PROTOCOL ? - Int32FromEnvOrDie(kTestShardIndex, -1) : -1; - - // num_runnable_tests are the number of tests that will - // run across all shards (i.e., match filter and are not disabled). - // num_selected_tests are the number of tests to be run on - // this shard. - int num_runnable_tests = 0; - int num_selected_tests = 0; - for (size_t i = 0; i < test_cases_.size(); i++) { - TestCase* const test_case = test_cases_[i]; - const std::string &test_case_name = test_case->name(); - test_case->set_should_run(false); - - for (size_t j = 0; j < test_case->test_info_list().size(); j++) { - TestInfo* const test_info = test_case->test_info_list()[j]; - const std::string test_name(test_info->name()); - // A test is disabled if test case name or test name matches - // kDisableTestFilter. - const bool is_disabled = - internal::UnitTestOptions::MatchesFilter(test_case_name, - kDisableTestFilter) || - internal::UnitTestOptions::MatchesFilter(test_name, - kDisableTestFilter); - test_info->is_disabled_ = is_disabled; - - const bool matches_filter = - internal::UnitTestOptions::FilterMatchesTest(test_case_name, - test_name); - test_info->matches_filter_ = matches_filter; - - const bool is_runnable = - (GTEST_FLAG(also_run_disabled_tests) || !is_disabled) && - matches_filter; - - const bool is_selected = is_runnable && - (shard_tests == IGNORE_SHARDING_PROTOCOL || - ShouldRunTestOnShard(total_shards, shard_index, - num_runnable_tests)); - - num_runnable_tests += is_runnable; - num_selected_tests += is_selected; - - test_info->should_run_ = is_selected; - test_case->set_should_run(test_case->should_run() || is_selected); - } - } - return num_selected_tests; -} - -// Prints the given C-string on a single line by replacing all '\n' -// characters with string "\\n". If the output takes more than -// max_length characters, only prints the first max_length characters -// and "...". -static void PrintOnOneLine(const char* str, int max_length) { - if (str != NULL) { - for (int i = 0; *str != '\0'; ++str) { - if (i >= max_length) { - printf("..."); - break; - } - if (*str == '\n') { - printf("\\n"); - i += 2; - } else { - printf("%c", *str); - ++i; - } - } - } -} - -// Prints the names of the tests matching the user-specified filter flag. -void UnitTestImpl::ListTestsMatchingFilter() { - // Print at most this many characters for each type/value parameter. - const int kMaxParamLength = 250; - - for (size_t i = 0; i < test_cases_.size(); i++) { - const TestCase* const test_case = test_cases_[i]; - bool printed_test_case_name = false; - - for (size_t j = 0; j < test_case->test_info_list().size(); j++) { - const TestInfo* const test_info = - test_case->test_info_list()[j]; - if (test_info->matches_filter_) { - if (!printed_test_case_name) { - printed_test_case_name = true; - printf("%s.", test_case->name()); - if (test_case->type_param() != NULL) { - printf(" # %s = ", kTypeParamLabel); - // We print the type parameter on a single line to make - // the output easy to parse by a program. - PrintOnOneLine(test_case->type_param(), kMaxParamLength); - } - printf("\n"); - } - printf(" %s", test_info->name()); - if (test_info->value_param() != NULL) { - printf(" # %s = ", kValueParamLabel); - // We print the value parameter on a single line to make the - // output easy to parse by a program. - PrintOnOneLine(test_info->value_param(), kMaxParamLength); - } - printf("\n"); - } - } - } - fflush(stdout); -} - -// Sets the OS stack trace getter. -// -// Does nothing if the input and the current OS stack trace getter are -// the same; otherwise, deletes the old getter and makes the input the -// current getter. -void UnitTestImpl::set_os_stack_trace_getter( - OsStackTraceGetterInterface* getter) { - if (os_stack_trace_getter_ != getter) { - delete os_stack_trace_getter_; - os_stack_trace_getter_ = getter; - } -} - -// Returns the current OS stack trace getter if it is not NULL; -// otherwise, creates an OsStackTraceGetter, makes it the current -// getter, and returns it. -OsStackTraceGetterInterface* UnitTestImpl::os_stack_trace_getter() { - if (os_stack_trace_getter_ == NULL) { -#ifdef GTEST_OS_STACK_TRACE_GETTER_ - os_stack_trace_getter_ = new GTEST_OS_STACK_TRACE_GETTER_; -#else - os_stack_trace_getter_ = new OsStackTraceGetter; -#endif // GTEST_OS_STACK_TRACE_GETTER_ - } - - return os_stack_trace_getter_; -} - -// Returns the TestResult for the test that's currently running, or -// the TestResult for the ad hoc test if no test is running. -TestResult* UnitTestImpl::current_test_result() { - return current_test_info_ ? - &(current_test_info_->result_) : &ad_hoc_test_result_; -} - -// Shuffles all test cases, and the tests within each test case, -// making sure that death tests are still run first. -void UnitTestImpl::ShuffleTests() { - // Shuffles the death test cases. - ShuffleRange(random(), 0, last_death_test_case_ + 1, &test_case_indices_); - - // Shuffles the non-death test cases. - ShuffleRange(random(), last_death_test_case_ + 1, - static_cast<int>(test_cases_.size()), &test_case_indices_); - - // Shuffles the tests inside each test case. - for (size_t i = 0; i < test_cases_.size(); i++) { - test_cases_[i]->ShuffleTests(random()); - } -} - -// Restores the test cases and tests to their order before the first shuffle. -void UnitTestImpl::UnshuffleTests() { - for (size_t i = 0; i < test_cases_.size(); i++) { - // Unshuffles the tests in each test case. - test_cases_[i]->UnshuffleTests(); - // Resets the index of each test case. - test_case_indices_[i] = static_cast<int>(i); - } -} - -// Returns the current OS stack trace as an std::string. -// -// The maximum number of stack frames to be included is specified by -// the gtest_stack_trace_depth flag. The skip_count parameter -// specifies the number of top frames to be skipped, which doesn't -// count against the number of frames to be included. -// -// For example, if Foo() calls Bar(), which in turn calls -// GetCurrentOsStackTraceExceptTop(..., 1), Foo() will be included in -// the trace but Bar() and GetCurrentOsStackTraceExceptTop() won't. -std::string GetCurrentOsStackTraceExceptTop(UnitTest* /*unit_test*/, - int skip_count) { - // We pass skip_count + 1 to skip this wrapper function in addition - // to what the user really wants to skip. - return GetUnitTestImpl()->CurrentOsStackTraceExceptTop(skip_count + 1); -} - -// Used by the GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_ macro to -// suppress unreachable code warnings. -namespace { -class ClassUniqueToAlwaysTrue {}; -} - -bool IsTrue(bool condition) { return condition; } - -bool AlwaysTrue() { -#if GTEST_HAS_EXCEPTIONS - // This condition is always false so AlwaysTrue() never actually throws, - // but it makes the compiler think that it may throw. - if (IsTrue(false)) - throw ClassUniqueToAlwaysTrue(); -#endif // GTEST_HAS_EXCEPTIONS - return true; -} - -// If *pstr starts with the given prefix, modifies *pstr to be right -// past the prefix and returns true; otherwise leaves *pstr unchanged -// and returns false. None of pstr, *pstr, and prefix can be NULL. -bool SkipPrefix(const char* prefix, const char** pstr) { - const size_t prefix_len = strlen(prefix); - if (strncmp(*pstr, prefix, prefix_len) == 0) { - *pstr += prefix_len; - return true; - } - return false; -} - -// Parses a string as a command line flag. The string should have -// the format "--flag=value". When def_optional is true, the "=value" -// part can be omitted. -// -// Returns the value of the flag, or NULL if the parsing failed. -const char* ParseFlagValue(const char* str, - const char* flag, - bool def_optional) { - // str and flag must not be NULL. - if (str == NULL || flag == NULL) return NULL; - - // The flag must start with "--" followed by GTEST_FLAG_PREFIX_. - const std::string flag_str = std::string("--") + GTEST_FLAG_PREFIX_ + flag; - const size_t flag_len = flag_str.length(); - if (strncmp(str, flag_str.c_str(), flag_len) != 0) return NULL; - - // Skips the flag name. - const char* flag_end = str + flag_len; - - // When def_optional is true, it's OK to not have a "=value" part. - if (def_optional && (flag_end[0] == '\0')) { - return flag_end; - } - - // If def_optional is true and there are more characters after the - // flag name, or if def_optional is false, there must be a '=' after - // the flag name. - if (flag_end[0] != '=') return NULL; - - // Returns the string after "=". - return flag_end + 1; -} - -// Parses a string for a bool flag, in the form of either -// "--flag=value" or "--flag". -// -// In the former case, the value is taken as true as long as it does -// not start with '0', 'f', or 'F'. -// -// In the latter case, the value is taken as true. -// -// On success, stores the value of the flag in *value, and returns -// true. On failure, returns false without changing *value. -bool ParseBoolFlag(const char* str, const char* flag, bool* value) { - // Gets the value of the flag as a string. - const char* const value_str = ParseFlagValue(str, flag, true); - - // Aborts if the parsing failed. - if (value_str == NULL) return false; - - // Converts the string value to a bool. - *value = !(*value_str == '0' || *value_str == 'f' || *value_str == 'F'); - return true; -} - -// Parses a string for an Int32 flag, in the form of -// "--flag=value". -// -// On success, stores the value of the flag in *value, and returns -// true. On failure, returns false without changing *value. -bool ParseInt32Flag(const char* str, const char* flag, Int32* value) { - // Gets the value of the flag as a string. - const char* const value_str = ParseFlagValue(str, flag, false); - - // Aborts if the parsing failed. - if (value_str == NULL) return false; - - // Sets *value to the value of the flag. - return ParseInt32(Message() << "The value of flag --" << flag, - value_str, value); -} - -// Parses a string for a string flag, in the form of -// "--flag=value". -// -// On success, stores the value of the flag in *value, and returns -// true. On failure, returns false without changing *value. -bool ParseStringFlag(const char* str, const char* flag, std::string* value) { - // Gets the value of the flag as a string. - const char* const value_str = ParseFlagValue(str, flag, false); - - // Aborts if the parsing failed. - if (value_str == NULL) return false; - - // Sets *value to the value of the flag. - *value = value_str; - return true; -} - -// Determines whether a string has a prefix that Google Test uses for its -// flags, i.e., starts with GTEST_FLAG_PREFIX_ or GTEST_FLAG_PREFIX_DASH_. -// If Google Test detects that a command line flag has its prefix but is not -// recognized, it will print its help message. Flags starting with -// GTEST_INTERNAL_PREFIX_ followed by "internal_" are considered Google Test -// internal flags and do not trigger the help message. -static bool HasGoogleTestFlagPrefix(const char* str) { - return (SkipPrefix("--", &str) || - SkipPrefix("-", &str) || - SkipPrefix("/", &str)) && - !SkipPrefix(GTEST_FLAG_PREFIX_ "internal_", &str) && - (SkipPrefix(GTEST_FLAG_PREFIX_, &str) || - SkipPrefix(GTEST_FLAG_PREFIX_DASH_, &str)); -} - -// Prints a string containing code-encoded text. The following escape -// sequences can be used in the string to control the text color: -// -// @@ prints a single '@' character. -// @R changes the color to red. -// @G changes the color to green. -// @Y changes the color to yellow. -// @D changes to the default terminal text color. -// -// TODO(wan@google.com): Write tests for this once we add stdout -// capturing to Google Test. -static void PrintColorEncoded(const char* str) { - GTestColor color = COLOR_DEFAULT; // The current color. - - // Conceptually, we split the string into segments divided by escape - // sequences. Then we print one segment at a time. At the end of - // each iteration, the str pointer advances to the beginning of the - // next segment. - for (;;) { - const char* p = strchr(str, '@'); - if (p == NULL) { - ColoredPrintf(color, "%s", str); - return; - } - - ColoredPrintf(color, "%s", std::string(str, p).c_str()); - - const char ch = p[1]; - str = p + 2; - if (ch == '@') { - ColoredPrintf(color, "@"); - } else if (ch == 'D') { - color = COLOR_DEFAULT; - } else if (ch == 'R') { - color = COLOR_RED; - } else if (ch == 'G') { - color = COLOR_GREEN; - } else if (ch == 'Y') { - color = COLOR_YELLOW; - } else { - --str; - } - } -} - -static const char kColorEncodedHelpMessage[] = -"This program contains tests written using " GTEST_NAME_ ". You can use the\n" -"following command line flags to control its behavior:\n" -"\n" -"Test Selection:\n" -" @G--" GTEST_FLAG_PREFIX_ "list_tests@D\n" -" List the names of all tests instead of running them. The name of\n" -" TEST(Foo, Bar) is \"Foo.Bar\".\n" -" @G--" GTEST_FLAG_PREFIX_ "filter=@YPOSTIVE_PATTERNS" - "[@G-@YNEGATIVE_PATTERNS]@D\n" -" Run only the tests whose name matches one of the positive patterns but\n" -" none of the negative patterns. '?' matches any single character; '*'\n" -" matches any substring; ':' separates two patterns.\n" -" @G--" GTEST_FLAG_PREFIX_ "also_run_disabled_tests@D\n" -" Run all disabled tests too.\n" -"\n" -"Test Execution:\n" -" @G--" GTEST_FLAG_PREFIX_ "repeat=@Y[COUNT]@D\n" -" Run the tests repeatedly; use a negative count to repeat forever.\n" -" @G--" GTEST_FLAG_PREFIX_ "shuffle@D\n" -" Randomize tests' orders on every iteration.\n" -" @G--" GTEST_FLAG_PREFIX_ "random_seed=@Y[NUMBER]@D\n" -" Random number seed to use for shuffling test orders (between 1 and\n" -" 99999, or 0 to use a seed based on the current time).\n" -"\n" -"Test Output:\n" -" @G--" GTEST_FLAG_PREFIX_ "color=@Y(@Gyes@Y|@Gno@Y|@Gauto@Y)@D\n" -" Enable/disable colored output. The default is @Gauto@D.\n" -" -@G-" GTEST_FLAG_PREFIX_ "print_time=0@D\n" -" Don't print the elapsed time of each test.\n" -" @G--" GTEST_FLAG_PREFIX_ "output=xml@Y[@G:@YDIRECTORY_PATH@G" - GTEST_PATH_SEP_ "@Y|@G:@YFILE_PATH]@D\n" -" Generate an XML report in the given directory or with the given file\n" -" name. @YFILE_PATH@D defaults to @Gtest_details.xml@D.\n" -#if GTEST_CAN_STREAM_RESULTS_ -" @G--" GTEST_FLAG_PREFIX_ "stream_result_to=@YHOST@G:@YPORT@D\n" -" Stream test results to the given server.\n" -#endif // GTEST_CAN_STREAM_RESULTS_ -"\n" -"Assertion Behavior:\n" -#if GTEST_HAS_DEATH_TEST && !GTEST_OS_WINDOWS -" @G--" GTEST_FLAG_PREFIX_ "death_test_style=@Y(@Gfast@Y|@Gthreadsafe@Y)@D\n" -" Set the default death test style.\n" -#endif // GTEST_HAS_DEATH_TEST && !GTEST_OS_WINDOWS -" @G--" GTEST_FLAG_PREFIX_ "break_on_failure@D\n" -" Turn assertion failures into debugger break-points.\n" -" @G--" GTEST_FLAG_PREFIX_ "throw_on_failure@D\n" -" Turn assertion failures into C++ exceptions.\n" -" @G--" GTEST_FLAG_PREFIX_ "catch_exceptions=0@D\n" -" Do not report exceptions as test failures. Instead, allow them\n" -" to crash the program or throw a pop-up (on Windows).\n" -"\n" -"Except for @G--" GTEST_FLAG_PREFIX_ "list_tests@D, you can alternatively set " - "the corresponding\n" -"environment variable of a flag (all letters in upper-case). For example, to\n" -"disable colored text output, you can either specify @G--" GTEST_FLAG_PREFIX_ - "color=no@D or set\n" -"the @G" GTEST_FLAG_PREFIX_UPPER_ "COLOR@D environment variable to @Gno@D.\n" -"\n" -"For more information, please read the " GTEST_NAME_ " documentation at\n" -"@G" GTEST_PROJECT_URL_ "@D. If you find a bug in " GTEST_NAME_ "\n" -"(not one in your own code or tests), please report it to\n" -"@G<" GTEST_DEV_EMAIL_ ">@D.\n"; - -bool ParseGoogleTestFlag(const char* const arg) { - return ParseBoolFlag(arg, kAlsoRunDisabledTestsFlag, - >EST_FLAG(also_run_disabled_tests)) || - ParseBoolFlag(arg, kBreakOnFailureFlag, - >EST_FLAG(break_on_failure)) || - ParseBoolFlag(arg, kCatchExceptionsFlag, - >EST_FLAG(catch_exceptions)) || - ParseStringFlag(arg, kColorFlag, >EST_FLAG(color)) || - ParseStringFlag(arg, kDeathTestStyleFlag, - >EST_FLAG(death_test_style)) || - ParseBoolFlag(arg, kDeathTestUseFork, - >EST_FLAG(death_test_use_fork)) || - ParseStringFlag(arg, kFilterFlag, >EST_FLAG(filter)) || - ParseStringFlag(arg, kInternalRunDeathTestFlag, - >EST_FLAG(internal_run_death_test)) || - ParseBoolFlag(arg, kListTestsFlag, >EST_FLAG(list_tests)) || - ParseStringFlag(arg, kOutputFlag, >EST_FLAG(output)) || - ParseBoolFlag(arg, kPrintTimeFlag, >EST_FLAG(print_time)) || - ParseInt32Flag(arg, kRandomSeedFlag, >EST_FLAG(random_seed)) || - ParseInt32Flag(arg, kRepeatFlag, >EST_FLAG(repeat)) || - ParseBoolFlag(arg, kShuffleFlag, >EST_FLAG(shuffle)) || - ParseInt32Flag(arg, kStackTraceDepthFlag, - >EST_FLAG(stack_trace_depth)) || - ParseStringFlag(arg, kStreamResultToFlag, - >EST_FLAG(stream_result_to)) || - ParseBoolFlag(arg, kThrowOnFailureFlag, - >EST_FLAG(throw_on_failure)); -} - -#if GTEST_USE_OWN_FLAGFILE_FLAG_ -void LoadFlagsFromFile(const std::string& path) { - FILE* flagfile = posix::FOpen(path.c_str(), "r"); - if (!flagfile) { - fprintf(stderr, - "Unable to open file \"%s\"\n", - GTEST_FLAG(flagfile).c_str()); - fflush(stderr); - exit(EXIT_FAILURE); - } - std::string contents(ReadEntireFile(flagfile)); - posix::FClose(flagfile); - std::vector<std::string> lines; - SplitString(contents, '\n', &lines); - for (size_t i = 0; i < lines.size(); ++i) { - if (lines[i].empty()) - continue; - if (!ParseGoogleTestFlag(lines[i].c_str())) - g_help_flag = true; - } -} -#endif // GTEST_USE_OWN_FLAGFILE_FLAG_ - -// Parses the command line for Google Test flags, without initializing -// other parts of Google Test. The type parameter CharType can be -// instantiated to either char or wchar_t. -template <typename CharType> -void ParseGoogleTestFlagsOnlyImpl(int* argc, CharType** argv) { - for (int i = 1; i < *argc; i++) { - const std::string arg_string = StreamableToString(argv[i]); - const char* const arg = arg_string.c_str(); - - using internal::ParseBoolFlag; - using internal::ParseInt32Flag; - using internal::ParseStringFlag; - - bool remove_flag = false; - if (ParseGoogleTestFlag(arg)) { - remove_flag = true; -#if GTEST_USE_OWN_FLAGFILE_FLAG_ - } else if (ParseStringFlag(arg, kFlagfileFlag, >EST_FLAG(flagfile))) { - LoadFlagsFromFile(GTEST_FLAG(flagfile)); - remove_flag = true; -#endif // GTEST_USE_OWN_FLAGFILE_FLAG_ - } else if (arg_string == "--help" || arg_string == "-h" || - arg_string == "-?" || arg_string == "/?" || - HasGoogleTestFlagPrefix(arg)) { - // Both help flag and unrecognized Google Test flags (excluding - // internal ones) trigger help display. - g_help_flag = true; - } - - if (remove_flag) { - // Shift the remainder of the argv list left by one. Note - // that argv has (*argc + 1) elements, the last one always being - // NULL. The following loop moves the trailing NULL element as - // well. - for (int j = i; j != *argc; j++) { - argv[j] = argv[j + 1]; - } - - // Decrements the argument count. - (*argc)--; - - // We also need to decrement the iterator as we just removed - // an element. - i--; - } - } - - if (g_help_flag) { - // We print the help here instead of in RUN_ALL_TESTS(), as the - // latter may not be called at all if the user is using Google - // Test with another testing framework. - PrintColorEncoded(kColorEncodedHelpMessage); - } -} - -// Parses the command line for Google Test flags, without initializing -// other parts of Google Test. -void ParseGoogleTestFlagsOnly(int* argc, char** argv) { - ParseGoogleTestFlagsOnlyImpl(argc, argv); -} -void ParseGoogleTestFlagsOnly(int* argc, wchar_t** argv) { - ParseGoogleTestFlagsOnlyImpl(argc, argv); -} - -// The internal implementation of InitGoogleTest(). -// -// The type parameter CharType can be instantiated to either char or -// wchar_t. -template <typename CharType> -void InitGoogleTestImpl(int* argc, CharType** argv) { - // We don't want to run the initialization code twice. - if (GTestIsInitialized()) return; - - if (*argc <= 0) return; - - g_argvs.clear(); - for (int i = 0; i != *argc; i++) { - g_argvs.push_back(StreamableToString(argv[i])); - } - - ParseGoogleTestFlagsOnly(argc, argv); - GetUnitTestImpl()->PostFlagParsingInit(); -} - -} // namespace internal - -// Initializes Google Test. This must be called before calling -// RUN_ALL_TESTS(). In particular, it parses a command line for the -// flags that Google Test recognizes. Whenever a Google Test flag is -// seen, it is removed from argv, and *argc is decremented. -// -// No value is returned. Instead, the Google Test flag variables are -// updated. -// -// Calling the function for the second time has no user-visible effect. -void InitGoogleTest(int* argc, char** argv) { -#if defined(GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_) - GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_(argc, argv); -#else // defined(GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_) - internal::InitGoogleTestImpl(argc, argv); -#endif // defined(GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_) -} - -// This overloaded version can be used in Windows programs compiled in -// UNICODE mode. -void InitGoogleTest(int* argc, wchar_t** argv) { -#if defined(GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_) - GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_(argc, argv); -#else // defined(GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_) - internal::InitGoogleTestImpl(argc, argv); -#endif // defined(GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_) -} - -} // namespace testing |