tools/perf/benchmarks/spaceport.py

   1 # Copyright 2012 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 """Runs spaceport.io's PerfMarks benchmark."""
   6
   7 import logging
   8 import os
   9
  10 from telemetry import benchmark
  11 from telemetry.core import util
  12 from telemetry.page import page_set
  13 from telemetry.page import page_test
  14 from telemetry.value import list_of_scalar_values
  15 from telemetry.value import scalar
  16
  17 DESCRIPTIONS = {
  18     'canvasDrawImageFullClear':
  19         'Using a canvas element to render. Bitmaps are blitted to the canvas '
  20         'using the "drawImage" function and the canvas is fully cleared at '
  21         'the beginning of each frame.',
  22     'canvasDrawImageFullClearAlign':
  23         'Same as canvasDrawImageFullClear except all "x" and "y" values are '
  24         'rounded to the nearest integer. This can be more efficient on '
  25         'translate on certain browsers.',
  26     'canvasDrawImagePartialClear':
  27         'Using a canvas element to render. Bitmaps are blitted to the canvas '
  28         'using the "drawImage" function and pixels drawn in the last frame '
  29         'are cleared to the clear color at the beginning of each frame. '
  30         'This is generally slower on hardware accelerated implementations, '
  31         'but sometimes faster on CPU-based implementations.',
  32     'canvasDrawImagePartialClearAlign':
  33         'Same as canvasDrawImageFullClearAlign but only partially clearing '
  34         'the canvas each frame.',
  35     'css2dBackground':
  36         'Using div elements that have a background image specified using CSS '
  37         'styles. These div elements are translated, scaled, and rotated using '
  38         'CSS-2D transforms.',
  39     'css2dImg':
  40         'Same as css2dBackground, but using img elements instead of div '
  41         'elements.',
  42     'css3dBackground':
  43         'Same as css2dBackground, but using CSS-3D transforms.',
  44     'css3dImg':
  45         'Same as css2dImage but using CSS-3D tranforms.',
  46 }
  47
  48
  49 class _SpaceportMeasurement(page_test.PageTest):
  50   def __init__(self):
  51     super(_SpaceportMeasurement, self).__init__()
  52
  53   def CustomizeBrowserOptions(self, options):
  54     options.AppendExtraBrowserArgs('--disable-gpu-vsync')
  55
  56   def ValidateAndMeasurePage(self, page, tab, results):
  57     tab.WaitForJavaScriptExpression(
  58         '!document.getElementById("start-performance-tests").disabled', 60)
  59
  60     tab.ExecuteJavaScript("""
  61         window.__results = {};
  62         window.console.log = function(str) {
  63             if (!str) return;
  64             var key_val = str.split(': ');
  65             if (!key_val.length == 2) return;
  66             __results[key_val[0]] = key_val[1];
  67         };
  68         document.getElementById('start-performance-tests').click();
  69         """)
  70
  71     num_results = 0
  72     num_tests_in_spaceport = 24
  73     while num_results < num_tests_in_spaceport:
  74       tab.WaitForJavaScriptExpression(
  75           'Object.keys(window.__results).length > %d' % num_results, 180)
  76       num_results = tab.EvaluateJavaScript(
  77           'Object.keys(window.__results).length')
  78       logging.info('Completed test %d of %d' %
  79                    (num_results, num_tests_in_spaceport))
  80
  81     result_dict = eval(tab.EvaluateJavaScript(
  82         'JSON.stringify(window.__results)'))
  83     for key in result_dict:
  84       chart, trace = key.split('.', 1)
  85       results.AddValue(scalar.ScalarValue(
  86           results.current_page, '%s.%s'% (chart, trace),
  87           'objects (bigger is better)', float(result_dict[key]),
  88           important=False, description=DESCRIPTIONS.get(chart)))
  89     results.AddValue(list_of_scalar_values.ListOfScalarValues(
  90         results.current_page, 'Score', 'objects (bigger is better)',
  91         [float(x) for x in result_dict.values()],
  92         description='Combined score for all parts of the spaceport benchmark.'))
  93
  94
  95 # crbug.com/166703: This test frequently times out on Windows.
  96 @benchmark.Disabled('mac', 'win')
  97 class Spaceport(benchmark.Benchmark):
  98   """spaceport.io's PerfMarks benchmark."""
  99   test = _SpaceportMeasurement
 100
 101   def CreatePageSet(self, options):
 102     spaceport_dir = os.path.join(util.GetChromiumSrcDir(), 'chrome', 'test',
 103         'data', 'third_party', 'spaceport')
 104     ps = page_set.PageSet(file_path=spaceport_dir)
 105     ps.AddPageWithDefaultRunNavigate('file://index.html')
 106     return ps