class MeterTestCase(TimedTestCase):
def setUp(self):
super(MeterTestCase, self).setUp()
self.meter = Meter(TimedTestCase.clock)
def tearDown(self):
super(MeterTestCase, self).tearDown()
def test__one_minute_rate(self):
self.meter.mark(3)
self.clock.add(5)
self.meter.tick()
# the EWMA has a rate of 0.6 events/sec after the first tick
self.assertAlmostEqual(
0.6, self.meter.get_one_minute_rate(), delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.22072766 events/sec after 1 minute
self.assertAlmostEqual(
0.22072766, self.meter.get_one_minute_rate(), delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.08120117 events/sec after 2 minute
self.assertAlmostEqual(
0.08120117, self.meter.get_one_minute_rate(), delta=0.000001)
def test__five_minute_rate(self):
self.meter.mark(3)
self.clock.add(5)
self.meter.tick()
# the EWMA has a rate of 0.6 events/sec after the first tick
self.assertAlmostEqual(
0.6, self.meter.get_five_minute_rate(), delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.49123845 events/sec after 1 minute
self.assertAlmostEqual(
0.49123845, self.meter.get_five_minute_rate(), delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.40219203 events/sec after 2 minute
self.assertAlmostEqual(
0.40219203, self.meter.get_five_minute_rate(), delta=0.000001)
def test__fifteen_minute_rate(self):
self.meter.mark(3)
self.clock.add(5)
self.meter.tick()
# the EWMA has a rate of 0.6 events/sec after the first tick
self.assertAlmostEqual(
0.6, self.meter.get_fifteen_minute_rate(), delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.56130419 events/sec after 1 minute
self.assertAlmostEqual(
0.56130419, self.meter.get_fifteen_minute_rate(), delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.52510399 events/sec after 2 minute
self.assertAlmostEqual(
0.52510399, self.meter.get_fifteen_minute_rate(), delta=0.000001)
def test__mean_rate(self):
self.meter.mark(60)
self.clock.add(60)
self.meter.tick()
val = self.meter.get_mean_rate()
self.assertEqual(1, val)
def setUp(self):
super(MeterTestCase, self).setUp()
self.meter = Meter(TimedTestCase.clock)
def meter(name, dimensions=None):
meter = get_metric('meter', name, dimensions, Meter())
meter.mark()
def test__add(self):
self.registry.add("foo", Meter(TimedTestCase.clock))
def setUp(self):
super(MeterTestCase, self).setUp()
self.meter = Meter(key="test_meter", clock=TimedTestCase.clock)
class MeterTestCase(TimedTestCase):
def setUp(self):
super(MeterTestCase, self).setUp()
self.meter = Meter(key="test_meter", clock=TimedTestCase.clock)
def tearDown(self):
super(MeterTestCase, self).tearDown()
def test__one_minute_rate(self):
self.meter.mark(3)
self.clock.add(5)
self.meter.tick()
# the EWMA has a rate of 0.6 events/sec after the first tick
self.assertAlmostEqual(0.6,
self.meter.get_one_minute_rate(),
delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.22072766 events/sec after 1 minute
self.assertAlmostEqual(0.22072766,
self.meter.get_one_minute_rate(),
delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.08120117 events/sec after 2 minute
self.assertAlmostEqual(0.08120117,
self.meter.get_one_minute_rate(),
delta=0.000001)
def test__five_minute_rate(self):
self.meter.mark(3)
self.clock.add(5)
self.meter.tick()
# the EWMA has a rate of 0.6 events/sec after the first tick
self.assertAlmostEqual(0.6,
self.meter.get_five_minute_rate(),
delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.49123845 events/sec after 1 minute
self.assertAlmostEqual(0.49123845,
self.meter.get_five_minute_rate(),
delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.40219203 events/sec after 2 minute
self.assertAlmostEqual(0.40219203,
self.meter.get_five_minute_rate(),
delta=0.000001)
def test__fifteen_minute_rate(self):
self.meter.mark(3)
self.clock.add(5)
self.meter.tick()
# the EWMA has a rate of 0.6 events/sec after the first tick
self.assertAlmostEqual(0.6,
self.meter.get_fifteen_minute_rate(),
delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.56130419 events/sec after 1 minute
self.assertAlmostEqual(0.56130419,
self.meter.get_fifteen_minute_rate(),
delta=0.000001)
self.clock.add(60)
# the EWMA has a rate of 0.52510399 events/sec after 2 minute
self.assertAlmostEqual(0.52510399,
self.meter.get_fifteen_minute_rate(),
delta=0.000001)
def test__mean_rate(self):
self.meter.mark(60)
self.clock.add(60)
self.meter.tick()
val = self.meter.get_mean_rate()
self.assertEqual(1, val)
def setUp(self):
super(MeterTestCase, self).setUp()
self.meter = Meter(TimedTestCase.clock)
