old_contents: # 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.
  import os
  
  import screenshot_sync_expectations as expectations
  
  from telemetry import test
  from telemetry.core import util
  from telemetry.page import page
  from telemetry.page import page_set
  from telemetry.page import page_test
  # pylint: disable=W0401,W0614
  from telemetry.page.actions.all_page_actions import *
  
  data_path = os.path.join(
      util.GetChromiumSrcDir(), 'content', 'test', 'data', 'gpu')
  
  class _ScreenshotSyncValidator(page_test.PageTest):
    def CustomizeBrowserOptions(self, options):
      options.AppendExtraBrowserArgs('--enable-gpu-benchmarking')
  
    def ValidatePage(self, page, tab, results):
      test_success = tab.EvaluateJavaScript('window.__testSuccess')
      if not test_success:
        message = tab.EvaluateJavaScript('window.__testMessage')
        raise page_test.Failure(message)
  
  @test.Disabled('mac')
  class ScreenshotSyncPage(page.Page):
    def __init__(self, page_set, base_dir):
      super(ScreenshotSyncPage, self).__init__(
        url='file://screenshot_sync.html',
        page_set=page_set,
        base_dir=base_dir,
        name='ScreenshotSync')
      self.user_agent_type = 'desktop'
  
    def RunNavigateSteps(self, action_runner):
      action_runner.NavigateToPage(self)
      action_runner.WaitForJavaScriptCondition(
          'window.__testComplete', timeout_in_seconds=120)
  
  
  class ScreenshotSyncProcess(test.Test):
    """Tests that screenhots are properly synchronized with the frame one which
    they were requested"""
    test = _ScreenshotSyncValidator
  
    def CreateExpectations(self, page_set):
      return expectations.ScreenshotSyncExpectations()
  
    def CreatePageSet(self, options):
      ps = page_set.PageSet(file_path=data_path, serving_dirs=[''])
      ps.AddPage(ScreenshotSyncPage(ps, ps.base_dir))
      return ps
  
new_contents: # 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.
  import os
  
  import screenshot_sync_expectations as expectations
  
  from telemetry import test
  from telemetry.core import util
  from telemetry.page import page
  from telemetry.page import page_set
  from telemetry.page import page_test
  # pylint: disable=W0401,W0614
  from telemetry.page.actions.all_page_actions import *
  
  data_path = os.path.join(
      util.GetChromiumSrcDir(), 'content', 'test', 'data', 'gpu')
  
  @test.Disabled('mac')
  class _ScreenshotSyncValidator(page_test.PageTest):
    def CustomizeBrowserOptions(self, options):
      options.AppendExtraBrowserArgs('--enable-gpu-benchmarking')
  
    def ValidatePage(self, page, tab, results):
      test_success = tab.EvaluateJavaScript('window.__testSuccess')
      if not test_success:
        message = tab.EvaluateJavaScript('window.__testMessage')
        raise page_test.Failure(message)
  
  
  @test.Disabled('mac')
  class ScreenshotSyncPage(page.Page):
    def __init__(self, page_set, base_dir):
      super(ScreenshotSyncPage, self).__init__(
        url='file://screenshot_sync.html',
        page_set=page_set,
        base_dir=base_dir,
        name='ScreenshotSync')
      self.user_agent_type = 'desktop'
  
    def RunNavigateSteps(self, action_runner):
      action_runner.NavigateToPage(self)
      action_runner.WaitForJavaScriptCondition(
          'window.__testComplete', timeout_in_seconds=120)
  
  
  @test.Disabled('mac')
  class ScreenshotSyncProcess(test.Test):
    """Tests that screenhots are properly synchronized with the frame one which
    they were requested"""
    test = _ScreenshotSyncValidator
  
    def CreateExpectations(self, page_set):
      return expectations.ScreenshotSyncExpectations()
  
    def CreatePageSet(self, options):
      ps = page_set.PageSet(file_path=data_path, serving_dirs=[''])
      ps.AddPage(ScreenshotSyncPage(ps, ps.base_dir))
      return ps
  
subject: Disable screenshot_sync_tests on Mac. For real, this time.