CppUnit is the C++ port of the famous JUnit framework for unit testing.
Test output is in XML or text format for automatic testing and GUI based for supervised tests.
It is best to test your project yourself. This tool is difficult to use, you have to struggle among lots of error messages before you get adapted to use it. Using this tool it is not necessary. I recommend you to write yourself a simple test routine for your code. I'm using CppUnit at work. My senior coworker is urging me to use it. I really started to hate this library. There is a "undefined symbol" error, and I don't know how to overcome it...