def test_flush_single_timer_single_time(self):
"""
If a single timer with a single data point is present, all
percentiles will be set to the same value.
"""
_now = 40
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: _now)
configurable_processor.process("glork:24|ms")
_now = 42
messages = list(configurable_processor.flush())
messages.sort()
expected = [
("glork.999percentile", 24.0, 42),
("glork.99percentile", 24.0, 42),
('glork.count', 1.0, 42),
("glork.max", 24.0, 42),
("glork.mean", 24.0, 42),
("glork.min", 24.0, 42),
('glork.rate', 0.5, 42),
("glork.stddev", 0.0, 42),
]
expected.sort()
for e, f in zip(expected, messages):
self.assertEqual(e, f)
class FlushMeterMetricMessagesTest(TestCase):
def setUp(self):
self.configurable_processor = ConfigurableMessageProcessor(
time_function=self.wall_clock_time, message_prefix="test.metric")
self.time_now = int(time.time())
def wall_clock_time(self):
return self.time_now
def mark_minutes(self, minutes):
for i in range(1, minutes * 60, 5):
self.processor.update_metrics()
def test_flush_meter_metric_with_prefix(self):
"""
Test the correct rendering of the Graphite report for
a meter metric when a prefix is supplied.
"""
self.configurable_processor.process("gorets:3.0|m")
self.time_now += 1
messages = list(self.configurable_processor.flush())
self.assertEqual(("test.metric.gorets.count", 3.0, self.time_now),
messages[0])
self.assertEqual(("test.metric.gorets.rate", 3.0, self.time_now),
messages[1])
def test_flush_single_timer_single_time(self):
"""
If a single timer with a single data point is present, all
percentiles will be set to the same value.
"""
_now = 40
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: _now)
configurable_processor.process("glork:24|ms")
_now = 42
messages = list(configurable_processor.flush())
messages.sort()
expected = [
("glork.999percentile", 24.0, 42),
("glork.99percentile", 24.0, 42),
('glork.count', 1.0, 42),
("glork.max", 24.0, 42),
("glork.mean", 24.0, 42),
("glork.min", 24.0, 42),
('glork.rate', 0.5, 42),
("glork.stddev", 0.0, 42),
]
expected.sort()
for e, f in zip(expected, messages):
self.assertEqual(e, f)
def test_flush_single_timer_multiple_times(self):
"""
Test reporting of multiple timer metric samples.
"""
_now = 40
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: _now)
configurable_processor.process("glork:4|ms")
configurable_processor.process("glork:8|ms")
configurable_processor.process("glork:15|ms")
configurable_processor.process("glork:16|ms")
configurable_processor.process("glork:23|ms")
configurable_processor.process("glork:42|ms")
_now = 42
messages = list(configurable_processor.flush())
messages.sort()
expected = [
("glork.999percentile", 42.0, 42),
("glork.99percentile", 42.0, 42),
('glork.count', 6.0, 42),
("glork.max", 42.0, 42),
("glork.mean", 18.0, 42),
("glork.min", 4.0, 42),
('glork.rate', 3, 42),
("glork.stddev", 13.490738, 42),
]
expected.sort()
for e, f in zip(expected, messages):
self.assertEqual(e, f)
class FlushMeterMetricMessagesTest(TestCase):
def setUp(self):
self.configurable_processor = ConfigurableMessageProcessor(
time_function=self.wall_clock_time, message_prefix="test.metric")
self.time_now = int(time.time())
def wall_clock_time(self):
return self.time_now
def mark_minutes(self, minutes):
for i in range(1, minutes * 60, 5):
self.processor.update_metrics()
def test_flush_meter_metric_with_prefix(self):
"""
Test the correct rendering of the Graphite report for
a meter metric when a prefix is supplied.
"""
self.configurable_processor.process("gorets:3.0|m")
self.time_now += 1
messages = list(self.configurable_processor.flush())
self.assertEqual(("test.metric.gorets.count", 3.0, self.time_now),
messages[0])
self.assertEqual(("test.metric.gorets.rate", 3.0, self.time_now),
messages[1])
def test_flush_single_timer_multiple_times(self):
"""
Test reporting of multiple timer metric samples.
"""
_now = 40
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: _now)
configurable_processor.process("glork:4|ms")
configurable_processor.process("glork:8|ms")
configurable_processor.process("glork:15|ms")
configurable_processor.process("glork:16|ms")
configurable_processor.process("glork:23|ms")
configurable_processor.process("glork:42|ms")
_now = 42
messages = list(configurable_processor.flush())
messages.sort()
expected = [
("glork.999percentile", 42.0, 42),
("glork.99percentile", 42.0, 42),
('glork.count', 6.0, 42),
("glork.max", 42.0, 42),
("glork.mean", 18.0, 42),
("glork.min", 4.0, 42),
('glork.rate', 3, 42),
("glork.stddev", 13.490738, 42),
]
expected.sort()
for e, f in zip(expected, messages):
self.assertEqual(e, f)
def test_flush_counter_with_prefix(self):
"""
Ensure the prefix features if one is supplied.
"""
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: 42, message_prefix="test.metric")
configurable_processor.process("gorets:17|c")
messages = list(configurable_processor.flush())
self.assertEqual(("test.metric.gorets.count", 17, 42), messages[0])
self.assertEqual(("test.metric.statsd.numStats", 1, 42), messages[1])
def test_flush_plugin(self):
"""
Ensure the prefix features if one is supplied.
"""
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: 42, message_prefix="test.metric",
plugins=[distinct_metric_factory])
configurable_processor.process("gorets:17|pd")
messages = list(configurable_processor.flush())
self.assertEquals(("test.metric.gorets.count", 1, 42), messages[0])
def test_flush_plugin(self):
"""
Ensure the prefix features if one is supplied.
"""
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: 42,
message_prefix="test.metric",
plugins=[distinct_metric_factory])
configurable_processor.process("gorets:17|pd")
messages = list(configurable_processor.flush())
self.assertEquals(("test.metric.gorets.count", 1, 42), messages[0])
def test_flush_counter_with_prefix(self):
"""
Ensure the prefix features if one is supplied.
"""
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: 42, message_prefix="test.metric")
configurable_processor.process("gorets:17|c")
messages = list(configurable_processor.flush())
self.assertEqual(("test.metric.gorets.count", 17, 42), messages[0])
self.assertEqual(("test.metric.statsd.numStats", 1, 42),
messages[1])
def test_flush_counter_with_empty_prefix(self):
"""
Ensure no prefix features if none is supplied.
B{Note}: The C{ConfigurableMessageProcessor} reports
the counter value, and not the normalized version as
seen in the StatsD-compliant C{Processor}.
"""
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: 42)
configurable_processor.process("gorets:17|c")
messages = list(configurable_processor.flush())
self.assertEqual(("gorets.count", 17, 42), messages[0])
self.assertEqual(("statsd.numStats", 1, 42), messages[1])
def test_flush_counter_with_empty_prefix(self):
"""
Ensure no prefix features if none is supplied.
B{Note}: The C{ConfigurableMessageProcessor} reports
the counter value, and not the normalized version as
seen in the StatsD-compliant C{Processor}.
"""
configurable_processor = ConfigurableMessageProcessor(
time_function=lambda: 42)
configurable_processor.process("gorets:17|c")
messages = list(configurable_processor.flush())
self.assertEqual(("gorets.count", 17, 42), messages[0])
self.assertEqual(("statsd.numStats", 1, 42), messages[1])