我可以在运行VS单元测试时进行调试吗？

I want to unit test a user component which use custom events. when doing this without using VS Unit test Framework debug.assert succeed, when doing the same thing with VS Unit Test Framework, assert fails this is illogical so I want to debug while doing Unit test with VS framework. But It seems I can't because code never pause at debug point that I set. I want to unit test a user component which use