| # Copyright 2014 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| # pylint: disable=W0212 |
| |
| import os |
| import sys |
| import unittest |
| |
| sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..')) |
| |
| from devil.android import device_test_case |
| from devil.android import device_utils |
| from devil.android.perf import perf_control |
| |
| |
| class TestPerfControl(device_test_case.DeviceTestCase): |
| |
| def setUp(self): |
| super(TestPerfControl, self).setUp() |
| if not os.getenv('BUILDTYPE'): |
| os.environ['BUILDTYPE'] = 'Debug' |
| self._device = device_utils.DeviceUtils(self.serial) |
| |
| def testHighPerfMode(self): |
| perf = perf_control.PerfControl(self._device) |
| try: |
| perf.SetPerfProfilingMode() |
| cpu_info = perf.GetCpuInfo() |
| self.assertEquals(len(perf._cpu_files), len(cpu_info)) |
| for _, online, governor in cpu_info: |
| self.assertTrue(online) |
| self.assertEquals('performance', governor) |
| finally: |
| perf.SetDefaultPerfMode() |
| |
| if __name__ == '__main__': |
| unittest.main() |
