单元测试工具
转： http://www.cnblogs.com/Mainz/archive/2011/08/08/2131025.html
1. GoogleTest: http://code.google.com/p/googletest/
Google's framework for writing C++ tests on a variety of platforms (Linux, Mac OS X, Windows, Cygwin, Windows CE, and Symbian). Based on the xUnit architecture.
2. CppUnitLite: http://c2.com/cgi/wiki?CppUnitLite
Light-weight CppUnit
3. CppUnit: http://sourceforge.net/projects/cppunit/
