def test_decorator(self, connections_mock):
cursor = connections_mock.set_results((1,), (1,), using='thisdb')
wrapped = locking.lock(lambda: 1 / 0, 'pudding', using='thisdb')
with self.assertRaises(ZeroDivisionError):
wrapped()
cursor.execute.assert_any_call("SELECT GET_LOCK(%s, %s)", ("AnotherDatabase:pudding", 3))
cursor.execute.assert_any_call("SELECT RELEASE_LOCK(%s)", ("AnotherDatabase:pudding",))
self.assertEqual(cursor.execute.call_count, 2)
def test_proxy(self):
lock = locking.lock('pudding', using='thisdb', timeout=10)
self.assertEqual(lock.nickname, 'pudding')
self.assertEqual(lock.using, 'thisdb')
self.assertEqual(lock.timeout, 10)