def test_counter_to_prometheus(self):
meter = get_meter_provider().get_meter(__name__)
metric = meter.create_metric(
"test@name",
"testdesc",
"unit",
int,
metrics.Counter,
["environment@", "os"],
)
kvp = {"environment@": "staging", "os": "Windows"}
label_set = meter.get_label_set(kvp)
aggregator = CounterAggregator()
aggregator.update(123)
aggregator.take_checkpoint()
record = MetricRecord(aggregator, label_set, metric)
collector = CustomCollector("testprefix")
collector.add_metrics_data([record])
for prometheus_metric in collector.collect():
self.assertEqual(type(prometheus_metric), CounterMetricFamily)
self.assertEqual(prometheus_metric.name, "testprefix_test_name")
self.assertEqual(prometheus_metric.documentation, "testdesc")
self.assertTrue(len(prometheus_metric.samples) == 1)
self.assertEqual(prometheus_metric.samples[0].value, 123)
self.assertTrue(len(prometheus_metric.samples[0].labels) == 2)
self.assertEqual(
prometheus_metric.samples[0].labels["environment_"], "staging")
self.assertEqual(prometheus_metric.samples[0].labels["os"],
"Windows")
def test_concurrent_update(self):
counter = CounterAggregator()
with concurrent.futures.ThreadPoolExecutor(max_workers=2) as executor:
fut1 = executor.submit(self.call_update, counter)
fut2 = executor.submit(self.call_update, counter)
updapte_total = fut1.result() + fut2.result()
counter.take_checkpoint()
self.assertEqual(updapte_total, counter.checkpoint)
def test_concurrent_update_and_checkpoint(self):
counter = CounterAggregator()
checkpoint_total = 0
with concurrent.futures.ThreadPoolExecutor(max_workers=1) as executor:
fut = executor.submit(self.call_update, counter)
while not fut.done():
counter.take_checkpoint()
checkpoint_total += counter.checkpoint
counter.take_checkpoint()
checkpoint_total += counter.checkpoint
self.assertEqual(fut.result(), checkpoint_total)
def test_metric_to_envelope(self):
aggregator = CounterAggregator()
aggregator.update(123)
aggregator.take_checkpoint()
record = MetricRecord(
aggregator, self._test_label_set, self._test_metric
)
exporter = AzureMonitorMetricsExporter()
envelope = exporter.metric_to_envelope(record)
self.assertIsInstance(envelope, Envelope)
self.assertEqual(envelope.ver, 1)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
self.assertEqual(
envelope.time,
ns_to_iso_str(
record.metric.get_handle(
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.assertEqual(envelope.data.base_data.metrics[0].ns, "testname")
self.assertEqual(envelope.data.base_data.metrics[0].name, "testdesc")
self.assertEqual(envelope.data.base_data.metrics[0].value, 123)
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"])
def test_checkpoint(self):
counter = CounterAggregator()
counter.update(2.0)
counter.take_checkpoint()
self.assertEqual(counter.current, 0)
self.assertEqual(counter.checkpoint, 2.0)