tools/perf/page_sets/image_decoding_measurement.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 from telemetry.page import page as page_module
   5 from telemetry import story
   6
   7
   8 class ImageDecodingMeasurementPage(page_module.Page):
   9
  10   def __init__(self, url, page_set):
  11     super(ImageDecodingMeasurementPage, self).__init__(url=url,
  12                                                        page_set=page_set)
  13     self.image_decoding_measurement_limit_results_to_min_iterations = True
  14
  15   def RunNavigateSteps(self, action_runner):
  16     super(ImageDecodingMeasurementPage, self).RunNavigateSteps(action_runner)
  17     action_runner.ExecuteJavaScript('runBenchmark();')
  18     action_runner.WaitForJavaScriptCondition('isDone')
  19
  20
  21 class ImageDecodingMeasurementPageSet(story.StorySet):
  22
  23   """ A directed benchmark of image decoding performance """
  24
  25   def __init__(self):
  26     super(ImageDecodingMeasurementPageSet, self).__init__()
  27     self.image_decoding_measurement_limit_results_to_min_iterations = True
  28
  29     urls_list = [
  30       'file://../../../chrome/test/data/image_decoding/image_decoding.html?gif',
  31       'file://../../../chrome/test/data/image_decoding/image_decoding.html?jpg',
  32       'file://../../../chrome/test/data/image_decoding/image_decoding.html?png',
  33       'file://../../../chrome/test/data/image_decoding/image_decoding.html?webp'
  34     ]
  35
  36     for url in urls_list:
  37       self.AddStory(ImageDecodingMeasurementPage(url, self))