I can't seem to remember the reproduction recipe, and there is code in zope.testrunner.runner.TestResult that orders the layers according to their bases for testSetUp/testTearDown, so I'll just assume I've dreamed the whole thing.
I can't seem to remember the reproduction recipe, and there is code in zope.testrunner .runner. TestResult that orders the layers according to their bases for testSetUp/ testTearDown, so I'll just assume I've dreamed the whole thing.