def test_merge(self):
observer1 = ObserverAggregator()
observer2 = ObserverAggregator()
mmsc_checkpoint1 = MinMaxSumCountAggregator._TYPE(3, 150, 101, 3)
mmsc_checkpoint2 = MinMaxSumCountAggregator._TYPE(1, 33, 44, 2)
checkpoint1 = ObserverAggregator._TYPE(*(mmsc_checkpoint1 + (23, )))
checkpoint2 = ObserverAggregator._TYPE(*(mmsc_checkpoint2 + (27, )))
observer1.mmsc.checkpoint = mmsc_checkpoint1
observer2.mmsc.checkpoint = mmsc_checkpoint2
observer1.checkpoint = checkpoint1
observer2.checkpoint = checkpoint2
observer1.merge(observer2)
self.assertEqual(
observer1.checkpoint,
(
min(checkpoint1.min, checkpoint2.min),
max(checkpoint1.max, checkpoint2.max),
checkpoint1.sum + checkpoint2.sum,
checkpoint1.count + checkpoint2.count,
checkpoint2.last,
),
)
def test_update(self):
observer = ObserverAggregator()
# test current values without any update
self.assertEqual(observer.mmsc.current, (None, None, None, 0))
self.assertIsNone(observer.current)
# call update with some values
values = (3, 50, 3, 97, 27)
for val in values:
observer.update(val)
self.assertEqual(
observer.mmsc.current,
(min(values), max(values), sum(values), len(values)),
)
self.assertEqual(observer.current, values[-1])
def test_update(self, time_mock):
time_mock.return_value = 123
observer = ObserverAggregator()
# test current values without any update
self.assertEqual(observer.mmsc.current, (None, None, None, 0))
self.assertIsNone(observer.current)
# call update with some values
values = (3, 50, 3, 97, 27)
for val in values:
observer.update(val)
self.assertEqual(
observer.mmsc.current,
(min(values), max(values), sum(values), len(values)),
)
self.assertEqual(observer.last_update_timestamp, 123)
self.assertEqual(observer.current, values[-1])
def test_merge_with_empty(self):
observer1 = ObserverAggregator()
observer2 = ObserverAggregator()
mmsc_checkpoint1 = MinMaxSumCountAggregator._TYPE(3, 150, 101, 3)
checkpoint1 = ObserverAggregator._TYPE(*(mmsc_checkpoint1 + (23,)))
observer1.mmsc.checkpoint = mmsc_checkpoint1
observer1.checkpoint = checkpoint1
observer1.last_update_timestamp = 100
observer1.merge(observer2)
self.assertEqual(observer1.checkpoint, checkpoint1)
def aggregator_for(self, metric_type: Type[MetricT]) -> Aggregator:
"""Returns an aggregator based on metric type.
Aggregators keep track of and updates values when metrics get updated.
"""
# pylint:disable=R0201
if issubclass(metric_type, Counter):
return CounterAggregator()
if issubclass(metric_type, Measure):
return MinMaxSumCountAggregator()
if issubclass(metric_type, Observer):
return ObserverAggregator()
# TODO: Add other aggregators
return CounterAggregator()
def test_checkpoint(self):
observer = ObserverAggregator()
# take checkpoint wihtout any update
observer.take_checkpoint()
self.assertEqual(observer.checkpoint, (None, None, None, 0, None))
# call update with some values
values = (3, 50, 3, 97)
for val in values:
observer.update(val)
observer.take_checkpoint()
self.assertEqual(
observer.checkpoint,
(min(values), max(values), sum(values), len(values), values[-1]),
)
def test_observer_to_envelope_value_none(self):
aggregator = ObserverAggregator()
aggregator.update(None)
aggregator.take_checkpoint()
record = MetricRecord(aggregator, self._test_labels, self._test_obs)
exporter = self._exporter
envelope = exporter._metric_to_envelope(record)
self.assertIsInstance(envelope, Envelope)
self.assertEqual(envelope.ver, 1)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
# TODO: implement last updated timestamp for observer
# self.assertEqual(
# envelope.time,
# ns_to_iso_str(
# record.metric.bind(
# record.label_set
# ).last_update_timestamp
# ),
# )
self.assertEqual(envelope.sample_rate, None)
self.assertEqual(envelope.seq, None)
self.assertEqual(envelope.ikey, "1234abcd-5678-4efa-8abc-1234567890ab")
self.assertEqual(envelope.flags, None)
self.assertIsInstance(envelope.data, Data)
self.assertIsInstance(envelope.data.base_data, MetricData)
self.assertEqual(envelope.data.base_data.ver, 2)
self.assertEqual(len(envelope.data.base_data.metrics), 1)
self.assertIsInstance(envelope.data.base_data.metrics[0], DataPoint)
self.assertEqual(envelope.data.base_data.metrics[0].ns, "testdesc")
self.assertEqual(envelope.data.base_data.metrics[0].name, "testname")
self.assertEqual(envelope.data.base_data.metrics[0].value, 0)
print(envelope.data.base_data.properties)
self.assertEqual(
envelope.data.base_data.properties["environment"], "staging"
)
self.assertIsNotNone(envelope.tags["ai.cloud.role"])
self.assertIsNotNone(envelope.tags["ai.cloud.roleInstance"])
self.assertIsNotNone(envelope.tags["ai.device.id"])
self.assertIsNotNone(envelope.tags["ai.device.locale"])
self.assertIsNotNone(envelope.tags["ai.device.osVersion"])
self.assertIsNotNone(envelope.tags["ai.device.type"])
self.assertIsNotNone(envelope.tags["ai.internal.sdkVersion"])