diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/test_runner/tests.py | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/tests/test_runner/tests.py b/tests/test_runner/tests.py index c50c54f25c..c022a6fb86 100644 --- a/tests/test_runner/tests.py +++ b/tests/test_runner/tests.py @@ -639,6 +639,51 @@ class CustomTestRunnerOptionsCmdlineTests(AdminScriptTestCase): self.assertNoOutput(out) +class NoInitializeSuiteTestRunnerTests(SimpleTestCase): + @mock.patch.object(multiprocessing, "get_start_method", return_value="spawn") + @mock.patch( + "django.test.runner.ParallelTestSuite.initialize_suite", + side_effect=Exception("initialize_suite() is called."), + ) + def test_no_initialize_suite_test_runner(self, *mocked_objects): + """ + The test suite's initialize_suite() method must always be called when + using spawn. It cannot rely on a test runner implementation. + """ + + class NoInitializeSuiteTestRunner(DiscoverRunner): + def setup_test_environment(self, **kwargs): + return + + def setup_databases(self, **kwargs): + return + + def run_checks(self, databases): + return + + def teardown_databases(self, old_config, **kwargs): + return + + def teardown_test_environment(self, **kwargs): + return + + def run_suite(self, suite, **kwargs): + kwargs = self.get_test_runner_kwargs() + runner = self.test_runner(**kwargs) + return runner.run(suite) + + with self.assertRaisesMessage(Exception, "initialize_suite() is called."): + runner = NoInitializeSuiteTestRunner( + verbosity=0, interactive=False, parallel=2 + ) + runner.run_tests( + [ + "test_runner_apps.sample.tests_sample.TestDjangoTestCase", + "test_runner_apps.simple.tests", + ] + ) + + class Ticket17477RegressionTests(AdminScriptTestCase): def setUp(self): super().setUp() |