mirror of https://github.com/django/django.git
91 lines
3.7 KiB
Python
91 lines
3.7 KiB
Python
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import unittest
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from io import StringIO
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from unittest import mock
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from unittest.suite import _DebugResult
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from django.test import SimpleTestCase
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class ErrorTestCase(SimpleTestCase):
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def raising_test(self):
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self._pre_setup.assert_called_once_with()
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raise Exception('debug() bubbles up exceptions before cleanup.')
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def simple_test(self):
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self._pre_setup.assert_called_once_with()
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@unittest.skip('Skip condition.')
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def skipped_test(self):
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pass
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@mock.patch.object(ErrorTestCase, '_post_teardown')
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@mock.patch.object(ErrorTestCase, '_pre_setup')
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class DebugInvocationTests(SimpleTestCase):
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def get_runner(self):
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return unittest.TextTestRunner(stream=StringIO())
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def test_run_cleanup(self, _pre_setup, _post_teardown):
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"""Simple test run: catches errors and runs cleanup."""
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test_suite = unittest.TestSuite()
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test_suite.addTest(ErrorTestCase('raising_test'))
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result = self.get_runner()._makeResult()
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self.assertEqual(result.errors, [])
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test_suite.run(result)
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self.assertEqual(len(result.errors), 1)
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_, traceback = result.errors[0]
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self.assertIn('Exception: debug() bubbles up exceptions before cleanup.', traceback)
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_pre_setup.assert_called_once_with()
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_post_teardown.assert_called_once_with()
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def test_run_pre_setup_error(self, _pre_setup, _post_teardown):
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_pre_setup.side_effect = Exception('Exception in _pre_setup.')
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test_suite = unittest.TestSuite()
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test_suite.addTest(ErrorTestCase('simple_test'))
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result = self.get_runner()._makeResult()
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self.assertEqual(result.errors, [])
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test_suite.run(result)
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self.assertEqual(len(result.errors), 1)
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_, traceback = result.errors[0]
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self.assertIn('Exception: Exception in _pre_setup.', traceback)
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# pre-setup is called but not post-teardown.
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_pre_setup.assert_called_once_with()
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self.assertFalse(_post_teardown.called)
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def test_run_post_teardown_error(self, _pre_setup, _post_teardown):
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_post_teardown.side_effect = Exception('Exception in _post_teardown.')
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test_suite = unittest.TestSuite()
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test_suite.addTest(ErrorTestCase('simple_test'))
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result = self.get_runner()._makeResult()
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self.assertEqual(result.errors, [])
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test_suite.run(result)
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self.assertEqual(len(result.errors), 1)
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_, traceback = result.errors[0]
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self.assertIn('Exception: Exception in _post_teardown.', traceback)
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# pre-setup and post-teardwn are called.
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_pre_setup.assert_called_once_with()
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_post_teardown.assert_called_once_with()
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def test_run_skipped_test_no_cleanup(self, _pre_setup, _post_teardown):
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test_suite = unittest.TestSuite()
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test_suite.addTest(ErrorTestCase('skipped_test'))
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try:
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test_suite.run(self.get_runner()._makeResult())
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except unittest.SkipTest:
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self.fail('SkipTest should not be raised at this stage.')
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self.assertFalse(_post_teardown.called)
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self.assertFalse(_pre_setup.called)
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def test_debug_skipped_test_no_cleanup(self, _pre_setup, _post_teardown):
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test_suite = unittest.TestSuite()
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test_suite.addTest(ErrorTestCase('skipped_test'))
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with self.assertRaisesMessage(unittest.SkipTest, 'Skip condition.'):
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# This is the same as test_suite.debug().
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result = _DebugResult()
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test_suite.run(result, debug=True)
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self.assertFalse(_post_teardown.called)
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self.assertFalse(_pre_setup.called)
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# Suite teardown needs to be manually called to isolate failure.
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test_suite._tearDownPreviousClass(None, result)
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test_suite._handleModuleTearDown(result)
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