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31 lines
1.2 KiB
Python
31 lines
1.2 KiB
Python
from unittest import mock, skipUnless
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from django.db import connection
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from django.db.backends.mysql.features import DatabaseFeatures
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from django.test import TestCase
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@skipUnless(connection.vendor == "mysql", "MySQL tests")
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class TestFeatures(TestCase):
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def test_supports_transactions(self):
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"""
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All storage engines except MyISAM support transactions.
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"""
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del connection.features.supports_transactions
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with mock.patch(
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"django.db.connection.features._mysql_storage_engine", "InnoDB"
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):
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self.assertTrue(connection.features.supports_transactions)
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del connection.features.supports_transactions
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with mock.patch(
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"django.db.connection.features._mysql_storage_engine", "MyISAM"
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):
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self.assertFalse(connection.features.supports_transactions)
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del connection.features.supports_transactions
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def test_allows_auto_pk_0(self):
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with mock.MagicMock() as _connection:
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_connection.sql_mode = {"NO_AUTO_VALUE_ON_ZERO"}
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database_features = DatabaseFeatures(_connection)
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self.assertIs(database_features.allows_auto_pk_0, True)
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