def test_decrement_raises(self):
m = metrics.CumulativeMetric('test')
m.set(3.14)
with self.assertRaises(errors.MonitoringDecreasingValueError):
m.set(0)
with self.assertRaises(errors.MonitoringDecreasingValueError):
m.increment_by(-1)
def test_start_timestamp(self):
t = targets.DeviceTarget('reg', 'role', 'net', 'host')
m = metrics.CumulativeMetric('test', fields={'foo': 'bar'})
m.set(3.14)
p = metrics_pb2.MetricsCollection()
m.serialize_to(p, 1234, (), m.get(), t)
self.assertEquals(1234000000, p.data[0].start_timestamp_us)
import inspect
import logging
import logging.handlers
import os
import re
import socket
import sys
import tempfile
import textwrap
import pytz
from infra_libs.ts_mon.common import metrics
log_metric = metrics.CumulativeMetric(
'proc/log_lines',
'Number of log lines, per severity level.',
[metrics.StringField('level')])
if sys.platform.startswith('win'): # pragma: no cover
DEFAULT_LOG_DIRECTORIES = os.pathsep.join([
'E:\\chrome-infra-logs',
'C:\\chrome-infra-logs',
])
else:
DEFAULT_LOG_DIRECTORIES = '/var/log/chrome-infra'
class InfraFilter(logging.Filter): # pragma: no cover
"""Adds fields used by the infra-specific formatter.
Fields added:
def test_non_number_raises(self):
m = metrics.CumulativeMetric('test')
with self.assertRaises(errors.MonitoringInvalidValueTypeError):
m.set(object())
def test_set(self):
m = metrics.CumulativeMetric('test')
m.set(3.14)
self.assertAlmostEquals(m.get(), 3.14)
def test_populate_value(self):
pb = metrics_pb2.MetricsData()
m = metrics.CumulativeMetric('test')
m._populate_value(pb, 1.618, 1234)
self.assertAlmostEquals(pb.cumulative_double_value, 1.618)
def test_is_cumulative(self):
m = metrics.CumulativeMetric('test', 'test', None)
self.assertTrue(m.is_cumulative())
def test_generate_proto(self):
proto = self._test_proto(metrics.CumulativeMetric('c', 'test', None),
lambda m: m.increment_by(5.2),
metrics_pb2.DOUBLE, metrics_pb2.CUMULATIVE)
self.assertAlmostEqual(5.2, proto.double_value)
