Count the test run in our stub test so that the suite succeeds

Author: stefanor

Lib/test/test_unittest/test_result.py

@@ -465,6 +465,7 @@ def testFailFastSetByRunner(self):
         stream = BufferedWriter()
         runner = unittest.TextTestRunner(stream=stream, failfast=True)
         def test(result):
+            result.testsRun += 1
             self.assertTrue(result.failfast)
         result = runner.run(test)
         stream.flush()