src/tools/telemetry/telemetry/core/platform/power_monitor/ippet_power_monitor_unittest.py

   1 # Copyright 2014 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 import logging
   6 import unittest
   7
   8 from telemetry import decorators
   9 from telemetry.core.platform import win_platform_backend
  10 from telemetry.core.platform.power_monitor import ippet_power_monitor
  11
  12
  13 class IppetPowerMonitorTest(unittest.TestCase):
  14   @decorators.Disabled
  15   def testFindOrInstallIppet(self):
  16     self.assertTrue(ippet_power_monitor.IppetPath())
  17
  18   @decorators.Enabled('win')
  19   def testIppetRunsWithoutErrors(self):
  20     # Very basic test, doesn't validate any output data.
  21     platform_backend = win_platform_backend.WinPlatformBackend()
  22     power_monitor = ippet_power_monitor.IppetPowerMonitor(platform_backend)
  23     if not power_monitor.CanMonitorPower():
  24       logging.warning('Test not supported on this platform.')
  25       return
  26
  27     power_monitor.StartMonitoringPower(None)
  28     statistics = power_monitor.StopMonitoringPower()
  29
  30     self.assertEqual(statistics['identifier'], 'ippet')