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47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from unittest import mock
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from django.db import connections
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from django.test import TestCase, TransactionTestCase, override_settings
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class TestSerializedRollbackInhibitsPostMigrate(TransactionTestCase):
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"""
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TransactionTestCase._fixture_teardown() inhibits the post_migrate signal
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for test classes with serialized_rollback=True.
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"""
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available_apps = ['test_utils']
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serialized_rollback = True
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def setUp(self):
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# self.available_apps must be None to test the serialized_rollback
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# condition.
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self.available_apps = None
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def tearDown(self):
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self.available_apps = ['test_utils']
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@mock.patch('django.test.testcases.call_command')
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def test(self, call_command):
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# with a mocked call_command(), this doesn't have any effect.
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self._fixture_teardown()
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call_command.assert_called_with(
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'flush', interactive=False, allow_cascade=False,
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reset_sequences=False, inhibit_post_migrate=True,
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database='default', verbosity=0,
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)
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@override_settings(DEBUG=True) # Enable query logging for test_queries_cleared
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class TransactionTestCaseMultiDbTests(TestCase):
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available_apps = []
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multi_db = True
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def test_queries_cleared(self):
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"""
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TransactionTestCase._pre_setup() clears the connections' queries_log
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so that it's less likely to overflow. An overflow causes
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assertNumQueries() to fail.
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"""
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for alias in connections:
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self.assertEqual(len(connections[alias].queries_log), 0, 'Failed for alias %s' % alias)
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