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25 lines
926 B
Python
25 lines
926 B
Python
from unittest import mock, skipUnless
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from django.db import connection
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from django.test import TestCase
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class TestDatabaseFeatures(TestCase):
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def test_nonexistent_feature(self):
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self.assertFalse(hasattr(connection.features, 'nonexistent'))
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@skipUnless(connection.vendor == 'mysql', 'MySQL backend tests')
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class TestMySQLFeatures(TestCase):
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def test_mysql_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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with mock.patch('django.db.connection.features._mysql_storage_engine', 'InnoDB'):
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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('django.db.connection.features._mysql_storage_engine', 'MyISAM'):
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self.assertFalse(connection.features.supports_transactions)
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del connection.features.supports_transactions
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