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70 lines
3.1 KiB
Python
70 lines
3.1 KiB
Python
import copy
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from unittest import mock
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from django.db import DEFAULT_DB_ALIAS, connection, connections
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from django.db.backends.base.creation import (
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TEST_DATABASE_PREFIX, BaseDatabaseCreation,
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)
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from django.test import SimpleTestCase
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class TestDbSignatureTests(SimpleTestCase):
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def get_connection_copy(self):
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# Get a copy of the default connection. (Can't use django.db.connection
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# because it'll modify the default connection itself.)
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test_connection = copy.copy(connections[DEFAULT_DB_ALIAS])
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test_connection.settings_dict = copy.copy(connections[DEFAULT_DB_ALIAS].settings_dict)
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return test_connection
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def test_default_name(self):
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# A test db name isn't set.
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prod_name = 'hodor'
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test_connection = self.get_connection_copy()
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test_connection.settings_dict['NAME'] = prod_name
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test_connection.settings_dict['TEST'] = {'NAME': None}
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signature = BaseDatabaseCreation(test_connection).test_db_signature()
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self.assertEqual(signature[3], TEST_DATABASE_PREFIX + prod_name)
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def test_custom_test_name(self):
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# A regular test db name is set.
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test_name = 'hodor'
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test_connection = self.get_connection_copy()
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test_connection.settings_dict['TEST'] = {'NAME': test_name}
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signature = BaseDatabaseCreation(test_connection).test_db_signature()
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self.assertEqual(signature[3], test_name)
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def test_custom_test_name_with_test_prefix(self):
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# A test db name prefixed with TEST_DATABASE_PREFIX is set.
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test_name = TEST_DATABASE_PREFIX + 'hodor'
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test_connection = self.get_connection_copy()
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test_connection.settings_dict['TEST'] = {'NAME': test_name}
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signature = BaseDatabaseCreation(test_connection).test_db_signature()
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self.assertEqual(signature[3], test_name)
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@mock.patch.object(connection, 'ensure_connection')
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@mock.patch('django.core.management.commands.migrate.Command.handle', return_value=None)
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class TestDbCreationTests(SimpleTestCase):
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def test_migrate_test_setting_false(self, mocked_migrate, mocked_ensure_connection):
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creation = connection.creation_class(connection)
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saved_settings = copy.deepcopy(connection.settings_dict)
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try:
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connection.settings_dict['TEST']['MIGRATE'] = False
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with mock.patch.object(creation, '_create_test_db'):
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creation.create_test_db(verbosity=0, autoclobber=True, serialize=False)
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mocked_migrate.assert_not_called()
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finally:
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connection.settings_dict = saved_settings
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def test_migrate_test_setting_true(self, mocked_migrate, mocked_ensure_connection):
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creation = connection.creation_class(connection)
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saved_settings = copy.deepcopy(connection.settings_dict)
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try:
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connection.settings_dict['TEST']['MIGRATE'] = True
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with mock.patch.object(creation, '_create_test_db'):
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creation.create_test_db(verbosity=0, autoclobber=True, serialize=False)
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mocked_migrate.assert_called_once()
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finally:
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connection.settings_dict = saved_settings
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