def test_sum_percentile(self):
"""
Tests the percentile sum is properly counted.
"""
now = 10
result = Timer.fold(self._100_timers, now)
assert ("timers.k.sum_90", 4545, now) == self._get_metric("timers.k.sum_90", result)
def test_fold_stdev(self):
"""
Tests the standard deviations of counters is properly computed.
"""
now = 10
metrics = [Timer("k", 10),
Timer("k", 15),
Timer("j", 7.9),
Timer("j", 8)]
result = Timer.fold(metrics, now)
assert ("timers.k.stdev", Timer._stdev([10, 15], 12.5), now) == self._get_metric("timers.k.stdev", result)
assert ("timers.j.stdev", Timer._stdev([7.9, 8], 7.95), now) == self._get_metric("timers.j.stdev", result)
def test_fold_sum(self):
"""
Tests that folding generates a sum of the timers.
"""
now = 10
metrics = [Timer("k", 10),
Timer("k", 15),
Timer("j", 7.4),
Timer("j", 8.6)]
result = Timer.fold(metrics, now)
assert ("timers.k.sum", 25, now) == self._get_metric("timers.k.sum", result)
assert ("timers.j.sum", 16.0, now) == self._get_metric("timers.j.sum", result)
def test_fold_count(self):
"""
Tests the counter of timers is properly computed.
"""
now = 10
metrics = [Timer("k", 10),
Timer("k", 15),
Timer("j", 7.9),
Timer("j", 8)]
result = Timer.fold(metrics, now)
assert ("timers.k.count", 2, now) == self._get_metric("timers.k.count", result)
assert ("timers.j.count", 2, now) == self._get_metric("timers.j.count", result)
def test_fold_upper(self):
"""
Tests that the upper bound for the timers is properly computed.
"""
now = 10
metrics = [Timer("k", 10),
Timer("k", 15),
Timer("j", 7.9),
Timer("j", 8)]
result = Timer.fold(metrics, now)
assert ("timers.k.upper", 15, now) == self._get_metric("timers.k.upper", result)
assert ("timers.j.upper", 8, now) == self._get_metric("timers.j.upper", result)
def test_fold_mean(self):
"""
Tests that the mean is properly generated for the
timers.
"""
now = 10
metrics = [Timer("k", 10),
Timer("k", 15),
Timer("j", 7),
Timer("j", 8)]
result = Timer.fold(metrics, now)
assert ("timers.k.mean", 12.5, now) == self._get_metric("timers.k.mean", result)
assert ("timers.j.mean", 7.5, now) == self._get_metric("timers.j.mean", result)
