def test_holderImplementsITestCase(self):
        self.assertIdentical(self.holder, ITestCase(self.holder))
        self.assertTrue(
            verifyObject(ITestCase, self.holder),
            "%r claims to provide %r but does not do so correctly."
            % (self.holder, ITestCase))
L{runner.TestHolder} implements L{ITestCase}.
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/trial/test/test_runner.py/TestTestHolder.test_holderImplementsITestCase