diff --git a/Lib/test/test_grammar.py b/Lib/test/test_grammar.py index 65e26bfd383..62f3251f051 100644 --- a/Lib/test/test_grammar.py +++ b/Lib/test/test_grammar.py @@ -805,6 +805,80 @@ class GrammarTests(unittest.TestCase): x = g2() check_syntax_error(self, "class foo:return 1") + def test_break_in_finally(self): + count = 0 + while count < 2: + count += 1 + try: + pass + finally: + break + self.assertEqual(count, 1) + + count = 0 + while count < 2: + count += 1 + try: + continue + finally: + break + self.assertEqual(count, 1) + + count = 0 + while count < 2: + count += 1 + try: + 1/0 + finally: + break + self.assertEqual(count, 1) + + for count in [0, 1]: + self.assertEqual(count, 0) + try: + pass + finally: + break + self.assertEqual(count, 0) + + for count in [0, 1]: + self.assertEqual(count, 0) + try: + continue + finally: + break + self.assertEqual(count, 0) + + for count in [0, 1]: + self.assertEqual(count, 0) + try: + 1/0 + finally: + break + self.assertEqual(count, 0) + + def test_return_in_finally(self): + def g1(): + try: + pass + finally: + return 1 + self.assertEqual(g1(), 1) + + def g2(): + try: + return 2 + finally: + return 3 + self.assertEqual(g2(), 3) + + def g3(): + try: + 1/0 + finally: + return 4 + self.assertEqual(g3(), 4) + def test_yield(self): # Allowed as standalone statement def g(): yield 1