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Diffstat (limited to 'test/gtest-message_test.cc')
-rw-r--r-- | test/gtest-message_test.cc | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/test/gtest-message_test.cc b/test/gtest-message_test.cc new file mode 100644 index 0000000..6c43c33 --- /dev/null +++ b/test/gtest-message_test.cc @@ -0,0 +1,157 @@ +// 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) +// +// Tests for the Message class. + +#include <gtest/gtest-message.h> + +#include <gtest/gtest.h> + +namespace { + +using ::testing::Message; +using ::testing::internal::StrStream; + +// A helper function that turns a Message into a C string. +const char* ToCString(const Message& msg) { + static testing::internal::String result; + result = msg.GetString(); + return result.c_str(); +} + +// Tests the testing::Message class + +// Tests the default constructor. +TEST(MessageTest, DefaultConstructor) { + const Message msg; + EXPECT_STREQ("", ToCString(msg)); +} + +// Tests the copy constructor. +TEST(MessageTest, CopyConstructor) { + const Message msg1("Hello"); + const Message msg2(msg1); + EXPECT_STREQ("Hello", ToCString(msg2)); +} + +// Tests constructing a Message from a C-string. +TEST(MessageTest, ConstructsFromCString) { + Message msg("Hello"); + EXPECT_STREQ("Hello", ToCString(msg)); +} + +// Tests streaming a non-char pointer. +TEST(MessageTest, StreamsPointer) { + int n = 0; + int* p = &n; + EXPECT_STRNE("(null)", ToCString(Message() << p)); +} + +// Tests streaming a NULL non-char pointer. +TEST(MessageTest, StreamsNullPointer) { + int* p = NULL; + EXPECT_STREQ("(null)", ToCString(Message() << p)); +} + +// Tests streaming a C string. +TEST(MessageTest, StreamsCString) { + EXPECT_STREQ("Foo", ToCString(Message() << "Foo")); +} + +// Tests streaming a NULL C string. +TEST(MessageTest, StreamsNullCString) { + char* p = NULL; + EXPECT_STREQ("(null)", ToCString(Message() << p)); +} + +#if GTEST_HAS_STD_STRING + +// Tests streaming std::string. +// +// As std::string has problem in MSVC when exception is disabled, we only +// test this where std::string can be used. +TEST(MessageTest, StreamsString) { + const ::std::string str("Hello"); + EXPECT_STREQ("Hello", ToCString(Message() << str)); +} + +// Tests that we can output strings containing embedded NULs. +TEST(MessageTest, StreamsStringWithEmbeddedNUL) { + const char char_array_with_nul[] = + "Here's a NUL\0 and some more string"; + const ::std::string string_with_nul(char_array_with_nul, + sizeof(char_array_with_nul) - 1); + EXPECT_STREQ("Here's a NUL\\0 and some more string", + ToCString(Message() << string_with_nul)); +} + +#endif // GTEST_HAS_STD_STRING + +// Tests streaming a NUL char. +TEST(MessageTest, StreamsNULChar) { + EXPECT_STREQ("\\0", ToCString(Message() << '\0')); +} + +// Tests streaming int. +TEST(MessageTest, StreamsInt) { + EXPECT_STREQ("123", ToCString(Message() << 123)); +} + +// Tests that basic IO manipulators (endl, ends, and flush) can be +// streamed to Message. +TEST(MessageTest, StreamsBasicIoManip) { + EXPECT_STREQ("Line 1.\nA NUL char \\0 in line 2.", + ToCString(Message() << "Line 1." << std::endl + << "A NUL char " << std::ends << std::flush + << " in line 2.")); +} + +// Tests Message::GetString() +TEST(MessageTest, GetString) { + Message msg; + msg << 1 << " lamb"; + EXPECT_STREQ("1 lamb", msg.GetString().c_str()); +} + +// Tests streaming a Message object to an ostream. +TEST(MessageTest, StreamsToOStream) { + Message msg("Hello"); + StrStream ss; + ss << msg; + EXPECT_STREQ("Hello", testing::internal::StrStreamToString(&ss).c_str()); +} + +// Tests that a Message object doesn't take up too much stack space. +TEST(MessageTest, DoesNotTakeUpMuchStackSpace) { + EXPECT_LE(sizeof(Message), 16U); +} + +} // namespace |