From 7cc42c356b0dc5ad9eaa9392789e84bd4aa1c7de Mon Sep 17 00:00:00 2001 From: Serhiy Storchaka Date: Tue, 2 Jan 2018 02:38:35 +0200 Subject: bpo-32478: Add tests for 'break' and 'return' inside 'finally' clause. (#5078) --- Lib/test/test_grammar.py | 74 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) diff --git a/Lib/test/test_grammar.py b/Lib/test/test_grammar.py index 823315f..9f26e9c 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 -- cgit v0.12