Google C++ Testing Framework（简称gtest）是Google公司发布的一个开源C/C++单元测试框架，学习网站：
- http://code.google.com/p/googletest/w/list
- http://code.google.com/p/googletest/wiki/Primer
- http://code.google.com/p/googletest/wiki/DevGuide
- http://code.google.com/p/googlemock/wiki/ForDummies
- http://code.google.com/p/googlemock/source/browse/trunk/README
- http://developer.51cto.com/art/201108/285290.htm
- http://quweiprotoss.blog.163.com/blog/static/40882883201262615722162/
