def test_metrics_not_collected_if_zero_and_reset():
m = MetricsSet(MetricsRegistry(0, lambda x: None))
counter = m.counter("counter", reset_on_collect=False)
resetting_counter = m.counter("resetting_counter", reset_on_collect=True)
gauge = m.gauge("gauge", reset_on_collect=False)
resetting_gauge = m.gauge("resetting_gauge", reset_on_collect=True)
timer = m.timer("timer", reset_on_collect=False)
resetting_timer = m.timer("resetting_timer", reset_on_collect=True)
counter.inc(), resetting_counter.inc()
gauge.val = 5
resetting_gauge.val = 5
timer.update(1, 1)
resetting_timer.update(1, 1)
data = list(m.collect())
more_data = list(m.collect())
assert set(data[0]["samples"].keys()) == {
"counter",
"resetting_counter",
"gauge",
"resetting_gauge",
"timer.count",
"timer.sum.us",
"resetting_timer.count",
"resetting_timer.sum.us",
}
assert set(more_data[0]["samples"].keys()) == {"counter", "gauge", "timer.count", "timer.sum.us"}
def test_metrics_counter():
metricset = MetricsSet(MetricsRegistry(0, lambda x: None))
metricset.counter("x").inc()
data = next(metricset.collect())
assert data["samples"]["x"]["value"] == 1
metricset.counter("x").inc(10)
data = next(metricset.collect())
assert data["samples"]["x"]["value"] == 11
metricset.counter("x").dec(10)
data = next(metricset.collect())
assert data["samples"]["x"]["value"] == 1
metricset.counter("x").dec()
data = next(metricset.collect())
assert data["samples"]["x"]["value"] == 0
def test_metrics_counter(elasticapm_client):
metricset = MetricsSet(MetricsRegistry(elasticapm_client))
metricset.counter("x").inc()
data = next(metricset.collect())
assert data["samples"]["x"]["value"] == 1
metricset.counter("x").inc(10)
data = next(metricset.collect())
assert data["samples"]["x"]["value"] == 11
metricset.counter("x").dec(10)
data = next(metricset.collect())
assert data["samples"]["x"]["value"] == 1
metricset.counter("x").dec()
data = next(metricset.collect())
assert data["samples"]["x"]["value"] == 0
def test_metrics_counter():
metricset = MetricsSet()
metricset.counter("x").inc()
data = metricset.collect()
assert data["samples"]["x"]["value"] == 1
metricset.counter("x").inc(10)
data = metricset.collect()
assert data["samples"]["x"]["value"] == 11
metricset.counter("x").dec(10)
data = metricset.collect()
assert data["samples"]["x"]["value"] == 1
metricset.counter("x").dec()
data = metricset.collect()
assert data["samples"]["x"]["value"] == 0
def test_metrics_histogram(elasticapm_client):
metricset = MetricsSet(MetricsRegistry(elasticapm_client))
hist = metricset.histogram("x", buckets=[1, 10, 100])
assert len(hist.buckets) == 4
hist.update(0.3)
hist.update(1)
hist.update(5)
hist.update(20)
hist.update(100)
hist.update(1000)
data = list(metricset.collect())
assert len(data) == 1
d = data[0]
assert d["samples"]["x"]["counts"] == [2, 1, 2, 1]
assert d["samples"]["x"]["values"] == [0.5, 5.5, 55.0, 100]
def test_metrics_labels():
metricset = MetricsSet(MetricsRegistry(0, lambda x: None))
metricset.counter("x", mylabel="a").inc()
metricset.counter("y", mylabel="a").inc()
metricset.counter("x", mylabel="b").inc().inc()
metricset.counter("x", mylabel="b", myotherlabel="c").inc()
metricset.counter("x", mylabel="a").dec()
data = list(metricset.collect())
asserts = 0
for d in data:
if d["tags"] == {"mylabel": "a"}:
assert d["samples"]["x"]["value"] == 0
assert d["samples"]["y"]["value"] == 1
asserts += 1
elif d["tags"] == {"mylabel": "b"}:
assert d["samples"]["x"]["value"] == 2
asserts += 1
elif d["tags"] == {"mylabel": "b", "myotherlabel": "c"}:
assert d["samples"]["x"]["value"] == 1
asserts += 1
assert asserts == 3