content/test/gpu/gpu_tests/webgl_conformance.py

   1 # Copyright (c) 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 import json
   5 import optparse
   6 import os
   7 import sys
   8
   9 import webgl_conformance_expectations
  10
  11 from telemetry import benchmark as benchmark_module
  12 from telemetry.core import util
  13 from telemetry.page import page_set
  14 from telemetry.page import page as page_module
  15 from telemetry.page import page_test
  16
  17
  18 conformance_path = os.path.join(
  19     util.GetChromiumSrcDir(),
  20     'third_party', 'webgl', 'src', 'sdk', 'tests')
  21
  22 conformance_harness_script = r"""
  23   var testHarness = {};
  24   testHarness._allTestSucceeded = true;
  25   testHarness._messages = '';
  26   testHarness._failures = 0;
  27   testHarness._finished = false;
  28   testHarness._originalLog = window.console.log;
  29
  30   testHarness.log = function(msg) {
  31     testHarness._messages += msg + "\n";
  32     testHarness._originalLog.apply(window.console, [msg]);
  33   }
  34
  35   testHarness.reportResults = function(url, success, msg) {
  36     testHarness._allTestSucceeded = testHarness._allTestSucceeded && !!success;
  37     if(!success) {
  38       testHarness._failures++;
  39       if(msg) {
  40         testHarness.log(msg);
  41       }
  42     }
  43   };
  44   testHarness.notifyFinished = function(url) {
  45     testHarness._finished = true;
  46   };
  47   testHarness.navigateToPage = function(src) {
  48     var testFrame = document.getElementById("test-frame");
  49     testFrame.src = src;
  50   };
  51
  52   window.webglTestHarness = testHarness;
  53   window.parent.webglTestHarness = testHarness;
  54   window.console.log = testHarness.log;
  55   window.onerror = function(message, url, line) {
  56     testHarness.reportResults(null, false, message);
  57     testHarness.notifyFinished(null);
  58   };
  59 """
  60
  61 def _DidWebGLTestSucceed(tab):
  62   return tab.EvaluateJavaScript('webglTestHarness._allTestSucceeded')
  63
  64 def _WebGLTestMessages(tab):
  65   return tab.EvaluateJavaScript('webglTestHarness._messages')
  66
  67 class WebglConformanceValidator(page_test.PageTest):
  68   def __init__(self):
  69     super(WebglConformanceValidator, self).__init__(attempts=1, max_failures=10)
  70
  71   def ValidateAndMeasurePage(self, page, tab, results):
  72     if not _DidWebGLTestSucceed(tab):
  73       raise page_test.Failure(_WebGLTestMessages(tab))
  74
  75   def CustomizeBrowserOptions(self, options):
  76     options.AppendExtraBrowserArgs([
  77         '--disable-gesture-requirement-for-media-playback',
  78         '--disable-domain-blocking-for-3d-apis',
  79         '--disable-gpu-process-crash-limit'
  80     ])
  81
  82
  83 class WebglConformancePage(page_module.Page):
  84   def __init__(self, page_set, test):
  85     super(WebglConformancePage, self).__init__(
  86       url='file://' + test, page_set=page_set, base_dir=page_set.base_dir,
  87       name=('WebglConformance.%s' %
  88               test.replace('/', '_').replace('-', '_').
  89                  replace('\\', '_').rpartition('.')[0].replace('.', '_')))
  90     self.script_to_evaluate_on_commit = conformance_harness_script
  91
  92   def RunNavigateSteps(self, action_runner):
  93     action_runner.NavigateToPage(self)
  94     action_runner.WaitForJavaScriptCondition(
  95         'webglTestHarness._finished', timeout_in_seconds=180)
  96
  97
  98 class WebglConformance(benchmark_module.Benchmark):
  99   """Conformance with Khronos WebGL Conformance Tests"""
 100   test = WebglConformanceValidator
 101
 102   @classmethod
 103   def AddTestCommandLineArgs(cls, group):
 104     group.add_option('--webgl-conformance-version',
 105         help='Version of the WebGL conformance tests to run.',
 106         default='1.0.3')
 107
 108   def CreatePageSet(self, options):
 109     tests = self._ParseTests('00_test_list.txt',
 110         options.webgl_conformance_version)
 111
 112     ps = page_set.PageSet(
 113       user_agent_type='desktop',
 114       serving_dirs=[''],
 115       file_path=conformance_path)
 116
 117     for test in tests:
 118       ps.AddPage(WebglConformancePage(ps, test))
 119
 120     return ps
 121
 122   def CreateExpectations(self, page_set):
 123     return webgl_conformance_expectations.WebGLConformanceExpectations()
 124
 125   @staticmethod
 126   def _ParseTests(path, version=None):
 127     test_paths = []
 128     current_dir = os.path.dirname(path)
 129     full_path = os.path.normpath(os.path.join(conformance_path, path))
 130
 131     if not os.path.exists(full_path):
 132       raise Exception('The WebGL conformance test path specified ' +
 133         'does not exist: ' + full_path)
 134
 135     with open(full_path, 'r') as f:
 136       for line in f:
 137         line = line.strip()
 138
 139         if not line:
 140           continue
 141
 142         if line.startswith('//') or line.startswith('#'):
 143           continue
 144
 145         line_tokens = line.split(' ')
 146
 147         i = 0
 148         min_version = None
 149         while i < len(line_tokens):
 150           token = line_tokens[i]
 151           if token == '--min-version':
 152             i += 1
 153             min_version = line_tokens[i]
 154           i += 1
 155
 156         if version and min_version and version < min_version:
 157           continue
 158
 159         test_name = line_tokens[-1]
 160
 161         if '.txt' in test_name:
 162           include_path = os.path.join(current_dir, test_name)
 163           test_paths += WebglConformance._ParseTests(
 164             include_path, version)
 165         else:
 166           test = os.path.join(current_dir, test_name)
 167           test_paths.append(test)
 168
 169     return test_paths