tools/profile_chrome/chrome_startup_controller_unittest.py

   1 # Copyright 2015 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 os
   6 import json
   7
   8 from profile_chrome import chrome_startup_controller
   9 from profile_chrome import controllers_unittest
  10
  11
  12 class ChromeControllerTest(controllers_unittest.BaseControllerTest):
  13   def testTracing(self):
  14     controller = chrome_startup_controller.ChromeStartupTracingController(
  15         self.device, self.package_info, False, 'https://www.google.com')
  16
  17     interval = 1
  18     try:
  19       controller.StartTracing(interval)
  20     finally:
  21       controller.StopTracing()
  22
  23     result = controller.PullTrace()
  24     try:
  25       with open(result) as f:
  26         json.loads(f.read())
  27     finally:
  28       os.remove(result)