def set_api_as_down(self, monitor: str, channels: ChannelSet) -> None:
self._logger.debug(
'%s set_api_as_down: api_down(currently)=%s, '
'channels=%s', self, self._api_down, channels)
if not self._api_down:
channels.alert_error(ApiIsDownAlert(monitor))
self._api_down = True
class TestChannelSet(unittest.TestCase):
def setUp(self) -> None:
self.alerter_name = 'testalerter'
self.logger = logging.getLogger('dummy')
self.counter_channel = CounterChannel(self.logger)
self.channel_set = ChannelSet([self.counter_channel],
TestInternalConfSomeAlertsDisabled)
self.dummy_alert = Alert(AlertCode.TestAlert, 'dummy')
self.severities_map_bkp = \
TestInternalConfSomeAlertsDisabled.severities_enabled_map.copy()
self.alerts_map_bkp = \
TestInternalConfSomeAlertsDisabled.alerts_enabled_map.copy()
@staticmethod
def enable_severity(severity: SeverityCode):
TestInternalConfSomeAlertsDisabled.severities_enabled_map[
severity.name] = True
@staticmethod
def disable_severity(severity: SeverityCode):
TestInternalConfSomeAlertsDisabled.severities_enabled_map[
severity.name] = False
@staticmethod
def enable_alert(alert: AlertCode):
TestInternalConfSomeAlertsDisabled.alerts_enabled_map[
alert.name] = True
@staticmethod
def disable_alert(alert: AlertCode):
TestInternalConfSomeAlertsDisabled.alerts_enabled_map[
alert.name] = False
def tearDown(self) -> None:
self.counter_channel.reset() # ignore previous alerts
TestInternalConfSomeAlertsDisabled.severities_enabled_map = \
self.severities_map_bkp
TestInternalConfSomeAlertsDisabled.alerts_enabled_map = \
self.alerts_map_bkp
def test_info_severity_disabled_from_config(self):
# As set in test_internal_config_alerts, info is disabled by default
self.channel_set.alert_info(self.dummy_alert)
self.assertEqual(self.counter_channel.info_count, 0)
def test_warning_severity_disabled_from_config(self):
# As set in test_internal_config_alerts, warning is disabled by default
self.channel_set.alert_warning(self.dummy_alert)
self.assertEqual(self.counter_channel.warning_count, 0)
def test_critical_severity_enabled_from_config(self):
# As set in test_internal_config_alerts, critical is enabled by default
self.channel_set.alert_critical(self.dummy_alert)
self.assertEqual(self.counter_channel.critical_count, 1)
def test_error_severity_enabled_from_config(self):
# As set in test_internal_config_alerts, error is enabled by default
self.channel_set.alert_error(self.dummy_alert)
self.assertEqual(self.counter_channel.error_count, 1)
def test_info_severity_does_not_work_if_disabled(self):
self.disable_severity(SeverityCode.INFO)
self.channel_set.alert_info(self.dummy_alert)
self.assertEqual(self.counter_channel.info_count, 0)
def test_warning_severity_does_not_work_if_disabled(self):
self.disable_severity(SeverityCode.WARNING)
self.channel_set.alert_warning(self.dummy_alert)
self.assertEqual(self.counter_channel.warning_count, 0)
def test_critical_severity_does_not_work_if_disabled(self):
self.disable_severity(SeverityCode.CRITICAL)
self.channel_set.alert_critical(self.dummy_alert)
self.assertEqual(self.counter_channel.critical_count, 0)
def test_error_severity_does_not_work_if_disabled(self):
self.disable_severity(SeverityCode.ERROR)
self.channel_set.alert_error(self.dummy_alert)
self.assertEqual(self.counter_channel.error_count, 0)
def test_info_severity_works_if_enabled(self):
self.enable_severity(SeverityCode.INFO)
self.channel_set.alert_info(self.dummy_alert)
self.assertEqual(self.counter_channel.info_count, 1)
def test_warning_severity_works_if_enabled(self):
self.enable_severity(SeverityCode.WARNING)
self.channel_set.alert_warning(self.dummy_alert)
self.assertEqual(self.counter_channel.warning_count, 1)
def test_critical_severity_works_if_enabled(self):
self.enable_severity(SeverityCode.CRITICAL)
self.channel_set.alert_critical(self.dummy_alert)
self.assertEqual(self.counter_channel.critical_count, 1)
def test_error_severity_works_if_enabled(self):
self.enable_severity(SeverityCode.ERROR)
self.channel_set.alert_error(self.dummy_alert)
self.assertEqual(self.counter_channel.error_count, 1)
def test_alert_works_if_severity_and_alert_enabled_in_config(self):
# As set in test_internal_config_alerts,
# - info, warning are disabled by default
# - critical, error are enabled by default
# - test alert code is enabled by default
self.channel_set.alert_info(self.dummy_alert)
self.channel_set.alert_warning(self.dummy_alert)
self.channel_set.alert_critical(self.dummy_alert)
self.channel_set.alert_error(self.dummy_alert)
self.assertEqual(self.counter_channel.info_count, 0)
self.assertEqual(self.counter_channel.warning_count, 0)
self.assertEqual(self.counter_channel.critical_count, 1)
self.assertEqual(self.counter_channel.error_count, 1)
def test_alert_does_not_work_on_any_severity_if_disabled(self):
self.disable_alert(self.dummy_alert.alert_code)
self.channel_set.alert_info(self.dummy_alert)
self.channel_set.alert_warning(self.dummy_alert)
self.channel_set.alert_critical(self.dummy_alert)
self.channel_set.alert_error(self.dummy_alert)
self.assertTrue(self.counter_channel.no_alerts())
def test_alert_works_on_any_severity_if_enabled(self):
self.enable_severity(SeverityCode.INFO)
self.enable_severity(SeverityCode.WARNING)
self.enable_severity(SeverityCode.CRITICAL)
self.enable_severity(SeverityCode.ERROR)
self.enable_alert(self.dummy_alert.alert_code)
self.channel_set.alert_info(self.dummy_alert)
self.channel_set.alert_warning(self.dummy_alert)
self.channel_set.alert_critical(self.dummy_alert)
self.channel_set.alert_error(self.dummy_alert)
self.assertEqual(self.counter_channel.info_count, 1)
self.assertEqual(self.counter_channel.warning_count, 1)
self.assertEqual(self.counter_channel.critical_count, 1)
self.assertEqual(self.counter_channel.error_count, 1)