'The post-case cleanup method will return True and not call C{addError}
on the result if there are no pending calls.'

def test_postCaseCleanupNoErrors(self):

    reactor = StubReactor([])
    test = object()
    reporter = StubErrorReporter()
    jan = _Janitor(test, reporter, reactor=reactor)
    self.assertTrue(jan.postCaseCleanup())
    self.assertEqual(reporter.errors, [])
