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Diffstat (limited to 'Lib/test/test_regrtest.py')
| -rw-r--r-- | Lib/test/test_regrtest.py | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/Lib/test/test_regrtest.py b/Lib/test/test_regrtest.py index b616e8974b..904b326d0e 100644 --- a/Lib/test/test_regrtest.py +++ b/Lib/test/test_regrtest.py @@ -499,7 +499,7 @@ class BaseTestCase(unittest.TestCase): if not input: input = '' if 'stderr' not in kw: - kw['stderr'] = subprocess.PIPE + kw['stderr'] = subprocess.STDOUT proc = subprocess.run(args, universal_newlines=True, input=input, @@ -1124,6 +1124,34 @@ class ArgsTestCase(BaseTestCase): env_changed=[testname], fail_env_changed=True) + def test_unraisable_exc(self): + # --fail-env-changed must catch unraisable exception + code = textwrap.dedent(r""" + import unittest + import weakref + + class MyObject: + pass + + def weakref_callback(obj): + raise Exception("weakref callback bug") + + class Tests(unittest.TestCase): + def test_unraisable_exc(self): + obj = MyObject() + ref = weakref.ref(obj, weakref_callback) + # call weakref_callback() which logs + # an unraisable exception + obj = None + """) + testname = self.create_test(code=code) + + output = self.run_tests("--fail-env-changed", "-v", testname, exitcode=3) + self.check_executed_tests(output, [testname], + env_changed=[testname], + fail_env_changed=True) + self.assertIn("Warning -- Unraisable exception", output) + class TestUtils(unittest.TestCase): def test_format_duration(self): |