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author | Billy Donahue <billydonahue@google.com> | 2015-08-25 20:18:00 (GMT) |
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committer | Billy Donahue <billydonahue@google.com> | 2015-08-25 20:18:00 (GMT) |
commit | 1f87a0970dc0880c954ea4066fd7b72fad6fb089 (patch) | |
tree | e4f106a02cc4ac7c2f436eefb444efeb314c1eec /googletest/samples/sample2_unittest.cc | |
parent | c80449247c0e3032401297edf19a1be8078900cc (diff) | |
download | googletest-1f87a0970dc0880c954ea4066fd7b72fad6fb089.zip googletest-1f87a0970dc0880c954ea4066fd7b72fad6fb089.tar.gz googletest-1f87a0970dc0880c954ea4066fd7b72fad6fb089.tar.bz2 |
Move everything in googletest into googletest/googletest
Diffstat (limited to 'googletest/samples/sample2_unittest.cc')
-rw-r--r-- | googletest/samples/sample2_unittest.cc | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/googletest/samples/sample2_unittest.cc b/googletest/samples/sample2_unittest.cc new file mode 100644 index 0000000..4fa19b7 --- /dev/null +++ b/googletest/samples/sample2_unittest.cc @@ -0,0 +1,109 @@ +// 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. + +// A sample program demonstrating using Google C++ testing framework. +// +// Author: wan@google.com (Zhanyong Wan) + + +// This sample shows how to write a more complex unit test for a class +// that has multiple member functions. +// +// Usually, it's a good idea to have one test for each method in your +// class. You don't have to do that exactly, but it helps to keep +// your tests organized. You may also throw in additional tests as +// needed. + +#include "sample2.h" +#include "gtest/gtest.h" + +// In this example, we test the MyString class (a simple string). + +// Tests the default c'tor. +TEST(MyString, DefaultConstructor) { + const MyString s; + + // Asserts that s.c_string() returns NULL. + // + // <TechnicalDetails> + // + // If we write NULL instead of + // + // static_cast<const char *>(NULL) + // + // in this assertion, it will generate a warning on gcc 3.4. The + // reason is that EXPECT_EQ needs to know the types of its + // arguments in order to print them when it fails. Since NULL is + // #defined as 0, the compiler will use the formatter function for + // int to print it. However, gcc thinks that NULL should be used as + // a pointer, not an int, and therefore complains. + // + // The root of the problem is C++'s lack of distinction between the + // integer number 0 and the null pointer constant. Unfortunately, + // we have to live with this fact. + // + // </TechnicalDetails> + EXPECT_STREQ(NULL, s.c_string()); + + EXPECT_EQ(0u, s.Length()); +} + +const char kHelloString[] = "Hello, world!"; + +// Tests the c'tor that accepts a C string. +TEST(MyString, ConstructorFromCString) { + const MyString s(kHelloString); + EXPECT_EQ(0, strcmp(s.c_string(), kHelloString)); + EXPECT_EQ(sizeof(kHelloString)/sizeof(kHelloString[0]) - 1, + s.Length()); +} + +// Tests the copy c'tor. +TEST(MyString, CopyConstructor) { + const MyString s1(kHelloString); + const MyString s2 = s1; + EXPECT_EQ(0, strcmp(s2.c_string(), kHelloString)); +} + +// Tests the Set method. +TEST(MyString, Set) { + MyString s; + + s.Set(kHelloString); + EXPECT_EQ(0, strcmp(s.c_string(), kHelloString)); + + // Set should work when the input pointer is the same as the one + // already in the MyString object. + s.Set(s.c_string()); + EXPECT_EQ(0, strcmp(s.c_string(), kHelloString)); + + // Can we set the MyString to NULL? + s.Set(NULL); + EXPECT_STREQ(NULL, s.c_string()); +} |