[3.9] bpo-43913: Fix bugs in cleaning up classes and modules in unitt… by serhiy-storchaka · Pull Request #28071 · python/cpython
…est. (pythonGH-28006) * Functions registered with addModuleCleanup() were not called unless the user defines tearDownModule() in their test module. * Functions registered with addClassCleanup() were not called if tearDownClass is set to None. * Buffering in TestResult did not work with functions registered with addClassCleanup() and addModuleCleanup(). * Errors in functions registered with addClassCleanup() and addModuleCleanup() were not handled correctly in buffered and debug modes. * Errors in setUpModule() and functions registered with addModuleCleanup() were reported in wrong order. * And several lesser bugs.. (cherry picked from commit 08d9e59) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>