I don't see a conflict between using debugger and TDD. I use the debugger to set breakpoints when running my unit tests all the time. It lets me understand the

I don't see a conflict between using debugger and TDD. I use the debugger to set breakpoints when running my unit tests all the time. It lets me understand the code better when developing it. Also convenient when pasting in data from production into the unit test to find what is causing the bug.