def test_constructor(self):
mock_meter = mock.Mock()
metrics_collector = dependency_metrics.DependencyMetrics(
meter=mock_meter, labels=self._test_labels)
self.assertEqual(metrics_collector._meter, mock_meter)
self.assertEqual(metrics_collector._labels, self._test_labels)
self.assertEqual(mock_meter.register_observer.call_count, 3)
create_metric_calls = mock_meter.register_observer.call_args_list
create_metric_calls[0].assert_called_with(
callback=metrics_collector._track_dependency_duration,
name="\\ApplicationInsights\\Dependency Call Duration",
description="Average Outgoing Requests duration",
unit="milliseconds",
value_type=float,
)
create_metric_calls[1].assert_called_with(
callback=metrics_collector._track_failure_rate,
name="\\ApplicationInsights\\Dependency Calls Failed/Sec",
description="Failed Outgoing Requests per second",
unit="rps",
value_type=float,
)
create_metric_calls[2].assert_called_with(
callback=metrics_collector._track_dependency_rate,
name="\\ApplicationInsights\\Dependency Calls/Sec",
description="Outgoing Requests per second",
unit="rps",
value_type=float,
)
def test_constructor(self):
mock_meter = mock.Mock()
metrics_collector = dependency_metrics.DependencyMetrics(
meter=mock_meter, labels=self._test_labels
)
self.assertEqual(metrics_collector._meter, mock_meter)
self.assertEqual(metrics_collector._labels, self._test_labels)
self.assertEqual(mock_meter.register_observer.call_count, 1)
mock_meter.register_observer.assert_called_with(
callback=metrics_collector._track_dependency_rate,
name="\\ApplicationInsights\\Dependency Calls/Sec",
description="Outgoing Requests per second",
unit="rps",
value_type=int,
)
def test_track_dependency_rate_time_none(self, time_mock):
time_mock.time.return_value = 100
metrics_collector = dependency_metrics.DependencyMetrics(
meter=self._meter, labels=self._test_labels)
dependency_metrics.dependency_map["last_time"] = None
obs = Observer(
callback=metrics_collector._track_dependency_rate,
name="\\ApplicationInsights\\Dependency Calls/Sec",
description="Outgoing Requests per second",
unit="rps",
value_type=float,
)
metrics_collector._track_dependency_rate(obs)
self.assertEqual(
obs.aggregators[tuple(self._test_labels.items())].current, 0.0)
def test_track_failed_dependency_rate_time_none(self, time_mock):
time_mock.time.return_value = 100
metrics_collector = dependency_metrics.DependencyMetrics(
meter=self._meter, labels=self._test_labels)
dependency_metrics.dependency_map["last_time"] = None
obs = Observer(
callback=metrics_collector._track_failure_rate,
name="test",
description="test",
unit="test",
value_type=float,
)
metrics_collector._track_failure_rate(obs)
self.assertEqual(
obs.aggregators[tuple(self._test_labels.items())].current, 0.0)
def test_track_dependency_duration_error(self):
metrics_collector = dependency_metrics.DependencyMetrics(
meter=self._meter, labels=self._test_labels)
dependency_metrics.dependency_map["duration"] = 100
dependency_metrics.dependency_map["count"] = 10
dependency_metrics.dependency_map["last_count"] = 10
obs = Observer(
callback=metrics_collector._track_dependency_duration,
name="test",
description="test",
unit="test",
value_type=float,
)
metrics_collector._track_dependency_duration(obs)
self.assertEqual(
obs.aggregators[tuple(self._test_labels.items())].current, 0)
def test_track_dependency_duration(self):
metrics_collector = dependency_metrics.DependencyMetrics(
meter=self._meter,
labels=self._test_labels,
span_processor=self._span_processor,
)
self._span_processor.dependency_duration = 100
self._span_processor.dependency_count = 10
dependency_metrics.dependency_map["last_count"] = 5
obs = Observer(
callback=metrics_collector._track_dependency_duration,
name="test",
description="test",
unit="test",
value_type=int,
meter=self._meter,
)
metrics_collector._track_dependency_duration(obs)
self.assertEqual(
obs.aggregators[tuple(self._test_labels.items())].current, 20
)
