def start_db_with_conf_changes(self, context, config_contents): app = MySqlApp(MySqlAppStatus.get()) app.start_db_with_conf_changes(config_contents)
class MySqlAppTest(testtools.TestCase): def setUp(self): super(MySqlAppTest, self).setUp() self.orig_utils_execute_with_timeout = dbaas.utils.execute_with_timeout self.orig_time_sleep = dbaas.time.sleep util.init_db() self.FAKE_ID = randint(1, 10000) InstanceServiceStatus.create(instance_id=self.FAKE_ID, status=rd_instance.ServiceStatuses.NEW) self.appStatus = FakeAppStatus(self.FAKE_ID, rd_instance.ServiceStatuses.NEW) self.mySqlApp = MySqlApp(self.appStatus) dbaas.time.sleep = Mock() def tearDown(self): super(MySqlAppTest, self).tearDown() dbaas.utils.execute_with_timeout = self.orig_utils_execute_with_timeout dbaas.time.sleep = self.orig_time_sleep InstanceServiceStatus.find_by(instance_id=self.FAKE_ID).delete() def assert_reported_status(self, expected_status): service_status = InstanceServiceStatus.find_by( instance_id=self.FAKE_ID) self.assertEqual(expected_status, service_status.status) def mysql_starts_successfully(self): def start(update_db=False): self.appStatus.set_next_status( rd_instance.ServiceStatuses.RUNNING) self.mySqlApp.start_mysql.side_effect = start def mysql_starts_unsuccessfully(self): def start(): raise RuntimeError("MySQL failed to start!") self.mySqlApp.start_mysql.side_effect = start def mysql_stops_successfully(self): def stop(): self.appStatus.set_next_status( rd_instance.ServiceStatuses.SHUTDOWN) self.mySqlApp.stop_db.side_effect = stop def mysql_stops_unsuccessfully(self): def stop(): raise RuntimeError("MySQL failed to stop!") self.mySqlApp.stop_db.side_effect = stop def test_stop_mysql(self): dbaas.utils.execute_with_timeout = Mock() self.appStatus.set_next_status( rd_instance.ServiceStatuses.SHUTDOWN) self.mySqlApp.stop_db() self.assert_reported_status(rd_instance.ServiceStatuses.NEW) def test_stop_mysql_with_db_update(self): dbaas.utils.execute_with_timeout = Mock() self.appStatus.set_next_status( rd_instance.ServiceStatuses.SHUTDOWN) self.mySqlApp.stop_db(True) self.assert_reported_status(rd_instance.ServiceStatuses.SHUTDOWN) def test_stop_mysql_error(self): dbaas.utils.execute_with_timeout = Mock() self.appStatus.set_next_status(rd_instance.ServiceStatuses.RUNNING) self.mySqlApp.state_change_wait_time = 1 self.assertRaises(RuntimeError, self.mySqlApp.stop_db) def test_restart_is_successful(self): self.mySqlApp.start_mysql = Mock() self.mySqlApp.stop_db = Mock() self.mysql_stops_successfully() self.mysql_starts_successfully() self.mySqlApp.restart() self.assertTrue(self.mySqlApp.stop_db.called) self.assertTrue(self.mySqlApp.start_mysql.called) self.assert_reported_status(rd_instance.ServiceStatuses.RUNNING) def test_restart_mysql_wont_start_up(self): self.mySqlApp.start_mysql = Mock() self.mySqlApp.stop_db = Mock() self.mysql_stops_unsuccessfully() self.mysql_starts_unsuccessfully() self.assertRaises(RuntimeError, self.mySqlApp.restart) self.assertTrue(self.mySqlApp.stop_db.called) self.assertFalse(self.mySqlApp.start_mysql.called) self.assert_reported_status(rd_instance.ServiceStatuses.NEW) def test_wipe_ib_logfiles_no_file(self): from trove.common.exception import ProcessExecutionError processexecerror = ProcessExecutionError('No such file or directory') dbaas.utils.execute_with_timeout = Mock(side_effect=processexecerror) self.mySqlApp.wipe_ib_logfiles() def test_wipe_ib_logfiles_error(self): from trove.common.exception import ProcessExecutionError mocked = Mock(side_effect=ProcessExecutionError('Error')) dbaas.utils.execute_with_timeout = mocked self.assertRaises(ProcessExecutionError, self.mySqlApp.wipe_ib_logfiles) def test_start_mysql(self): dbaas.utils.execute_with_timeout = Mock() self.appStatus.set_next_status(rd_instance.ServiceStatuses.RUNNING) self.mySqlApp.start_mysql() self.assert_reported_status(rd_instance.ServiceStatuses.NEW) def test_start_mysql_with_db_update(self): dbaas.utils.execute_with_timeout = Mock() self.appStatus.set_next_status(rd_instance.ServiceStatuses.RUNNING) self.mySqlApp.start_mysql(True) self.assert_reported_status(rd_instance.ServiceStatuses.RUNNING) def test_start_mysql_runs_forever(self): dbaas.utils.execute_with_timeout = Mock() self.mySqlApp.state_change_wait_time = 1 self.appStatus.set_next_status(rd_instance.ServiceStatuses.SHUTDOWN) self.assertRaises(RuntimeError, self.mySqlApp.start_mysql) self.assert_reported_status(rd_instance.ServiceStatuses.SHUTDOWN) def test_start_mysql_error(self): self.mySqlApp._enable_mysql_on_boot = Mock() from trove.common.exception import ProcessExecutionError mocked = Mock(side_effect=ProcessExecutionError('Error')) dbaas.utils.execute_with_timeout = mocked self.assertRaises(RuntimeError, self.mySqlApp.start_mysql) def test_start_db_with_conf_changes(self): self.mySqlApp.start_mysql = Mock() self.mySqlApp._write_mycnf = Mock() self.mysql_starts_successfully() self.appStatus.status = rd_instance.ServiceStatuses.SHUTDOWN self.mySqlApp.start_db_with_conf_changes(Mock()) self.assertTrue(self.mySqlApp._write_mycnf.called) self.assertTrue(self.mySqlApp.start_mysql.called) self.assertEqual(self.appStatus._get_actual_db_status(), rd_instance.ServiceStatuses.RUNNING) def test_start_db_with_conf_changes_mysql_is_running(self): self.mySqlApp.start_mysql = Mock() self.mySqlApp._write_mycnf = Mock() self.appStatus.status = rd_instance.ServiceStatuses.RUNNING self.assertRaises(RuntimeError, self.mySqlApp.start_db_with_conf_changes, Mock())