NCover 是一个功能强大的覆盖格式工具，在.Net下利用它来进行代码的覆盖测试可以说是十分快捷方便。 而且进行测试时不遇要对测试源码作任何修正就可以进行。-NCover is a powerful tool for the coverage format, the. Net use it to carry out under the code coverage testing can be said to be very quickly and conveniently. And whe