def test_is_meter_registered_returning_true_for_meter_that_exists(self):
registry.MeterRegistry._meters = dict()
test_counter = meters.Counter("test_counter")
registry.MeterRegistry._meters = dict()
registry.MeterRegistry.add_meter(test_counter)
self.assertTrue(
registry.MeterRegistry.is_meter_registered(test_counter))
def test_add_meter_enters_new_meter_into_meters_dictionary(self):
registry.MeterRegistry._meters = dict()
test_counter = meters.Counter("test_counter")
registry.MeterRegistry._meters = dict()
registry.MeterRegistry.add_meter(test_counter)
self.assertEqual(registry.MeterRegistry._meters,
{(meters.Counter, "test_counter"): test_counter})
def test_counters_increment_as_expected(self):
test_counter = meters.Counter("test_counter")
test_counter.increment()
test_counter.increment()
loop = asyncio.get_event_loop()
actual = loop.run_until_complete(
loop.create_task(test_counter.get_metrics()))
expected = [
meters.Metric(name='test_counter',
tags=(),
value=2,
prometheus_type='counter')
]
self.assertEqual(actual, expected)
def test_counters_wrap_functions_as_expected(self):
test_counter = meters.Counter("test_counter")
@test_counter.auto_count_method
def bogus_function():
pass
bogus_function()
loop = asyncio.get_event_loop()
actual = loop.run_until_complete(
loop.create_task(test_counter.get_metrics()))
expected = [
meters.Metric(name='test_counter',
tags=(),
value=1,
prometheus_type='counter')
]
self.assertEqual(actual, expected)
def test_that_meters_are_auto_registering_themselves(self):
registry.MeterRegistry._meters = dict()
test_counter = meters.Counter("test_counter")
self.assertTrue(
registry.MeterRegistry.is_meter_registered(test_counter))