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 gpu_test_base
  10 import webgl_conformance_expectations
  11
  12 from telemetry.core import util
  13 from telemetry.internal.browser import browser_finder
  14 from telemetry.page import page_test
  15 from telemetry.page import shared_page_state
  16 from telemetry.story.story_set import StorySet
  17
  18
  19 conformance_path = os.path.join(
  20     util.GetChromiumSrcDir(),
  21     'third_party', 'webgl', 'src', 'sdk', 'tests')
  22
  23 conformance_harness_script = r"""
  24   var testHarness = {};
  25   testHarness._allTestSucceeded = true;
  26   testHarness._messages = '';
  27   testHarness._failures = 0;
  28   testHarness._finished = false;
  29   testHarness._originalLog = window.console.log;
  30
  31   testHarness.log = function(msg) {
  32     testHarness._messages += msg + "\n";
  33     testHarness._originalLog.apply(window.console, [msg]);
  34   }
  35
  36   testHarness.reportResults = function(url, success, msg) {
  37     testHarness._allTestSucceeded = testHarness._allTestSucceeded && !!success;
  38     if(!success) {
  39       testHarness._failures++;
  40       if(msg) {
  41         testHarness.log(msg);
  42       }
  43     }
  44   };
  45   testHarness.notifyFinished = function(url) {
  46     testHarness._finished = true;
  47   };
  48   testHarness.navigateToPage = function(src) {
  49     var testFrame = document.getElementById("test-frame");
  50     testFrame.src = src;
  51   };
  52
  53   window.webglTestHarness = testHarness;
  54   window.parent.webglTestHarness = testHarness;
  55   window.console.log = testHarness.log;
  56   window.onerror = function(message, url, line) {
  57     testHarness.reportResults(null, false, message);
  58     testHarness.notifyFinished(null);
  59   };
  60 """
  61
  62 def _DidWebGLTestSucceed(tab):
  63   return tab.EvaluateJavaScript('webglTestHarness._allTestSucceeded')
  64
  65 def _WebGLTestMessages(tab):
  66   return tab.EvaluateJavaScript('webglTestHarness._messages')
  67
  68 def _CompareVersion(version1, version2):
  69   ver_num1 = [int(x) for x in version1.split('.')]
  70   ver_num2 = [int(x) for x in version2.split('.')]
  71   size = min(len(ver_num1), len(ver_num2))
  72   return cmp(ver_num1[0:size], ver_num2[0:size])
  73
  74 class WebglConformanceValidator(gpu_test_base.ValidatorBase):
  75   def __init__(self):
  76     super(WebglConformanceValidator, self).__init__()
  77
  78   def ValidateAndMeasurePageInner(self, page, tab, results):
  79     if not _DidWebGLTestSucceed(tab):
  80       raise page_test.Failure(_WebGLTestMessages(tab))
  81
  82   def CustomizeBrowserOptions(self, options):
  83     options.AppendExtraBrowserArgs([
  84         '--disable-gesture-requirement-for-media-playback',
  85         '--disable-domain-blocking-for-3d-apis',
  86         '--disable-gpu-process-crash-limit'
  87     ])
  88     browser = browser_finder.FindBrowser(options.finder_options)
  89     if (browser.target_os.startswith('android') and
  90         browser.browser_type == 'android-webview-shell'):
  91         # TODO(kbr): this is overly broad. We'd like to do this only on
  92         # Nexus 9. It'll go away shortly anyway. crbug.com/499928
  93         #
  94         # The --ignore_egl_sync_failures is only there to work around
  95         # some strange failure on the Nexus 9 bot, not reproducible on
  96         # local hardware.
  97         options.AppendExtraBrowserArgs([
  98             '--disable-gl-extensions=GL_EXT_disjoint_timer_query',
  99             '--ignore_egl_sync_failures'
 100         ])
 101
 102
 103 class Webgl2ConformanceValidator(WebglConformanceValidator):
 104   def __init__(self):
 105     super(Webgl2ConformanceValidator, self).__init__()
 106
 107   def CustomizeBrowserOptions(self, options):
 108     options.AppendExtraBrowserArgs([
 109         '--disable-gesture-requirement-for-media-playback',
 110         '--disable-domain-blocking-for-3d-apis',
 111         '--disable-gpu-process-crash-limit',
 112         '--enable-unsafe-es3-apis'
 113     ])
 114
 115 class WebglConformancePage(gpu_test_base.PageBase):
 116   def __init__(self, story_set, test, expectations):
 117     super(WebglConformancePage, self).__init__(
 118       url='file://' + test, page_set=story_set, base_dir=story_set.base_dir,
 119       shared_page_state_class=shared_page_state.SharedDesktopPageState,
 120       name=('WebglConformance.%s' %
 121               test.replace('/', '_').replace('-', '_').
 122                  replace('\\', '_').rpartition('.')[0].replace('.', '_')),
 123       expectations=expectations)
 124     self.script_to_evaluate_on_commit = conformance_harness_script
 125
 126   def RunNavigateStepsInner(self, action_runner):
 127     num_tries = 1 + self.GetExpectations().GetFlakyRetriesForPage(
 128       self, action_runner.tab.browser)
 129     # This loop will run once for tests that aren't marked flaky, and
 130     # will fall through to the validator's ValidateAndMeasurePage on
 131     # the last iteration.
 132     for ii in xrange(0, num_tries):
 133       # The first time through, the superclass has already run the
 134       # default navigation steps.
 135       if ii > 0:
 136         self.RunDefaultNavigateSteps(action_runner)
 137       action_runner.WaitForJavaScriptCondition(
 138           'webglTestHarness._finished', timeout_in_seconds=180)
 139       if ii < num_tries - 1:
 140         if _DidWebGLTestSucceed(action_runner.tab):
 141           return
 142         else:
 143           print 'FLAKY TEST FAILURE, retrying: ' + self.display_name
 144           print 'Error messages from test run:'
 145           print _WebGLTestMessages(action_runner.tab)
 146
 147 class WebglConformance(gpu_test_base.TestBase):
 148   """Conformance with Khronos WebGL Conformance Tests"""
 149   def __init__(self):
 150     super(WebglConformance, self).__init__(max_failures=10)
 151     self._cached_expectations = None
 152
 153   @classmethod
 154   def Name(cls):
 155     return 'webgl_conformance'
 156
 157   @classmethod
 158   def AddBenchmarkCommandLineArgs(cls, group):
 159     group.add_option('--webgl-conformance-version',
 160         help='Version of the WebGL conformance tests to run.',
 161         default='1.0.4')
 162     group.add_option('--webgl2-only',
 163         help='Whether we include webgl 1 tests if version is 2.0.0 or above.',
 164         default='false')
 165
 166   def CreatePageTest(self, options):
 167     if _CompareVersion(options.webgl_conformance_version, '2.0.0') >= 0:
 168       return Webgl2ConformanceValidator()
 169     return WebglConformanceValidator()
 170
 171   def CreateStorySet(self, options):
 172     tests = self._ParseTests('00_test_list.txt',
 173         options.webgl_conformance_version,
 174         (options.webgl2_only == 'true'),
 175         None)
 176
 177     ps = StorySet(serving_dirs=[''], base_dir=conformance_path)
 178
 179     expectations = self.GetExpectations()
 180     for test in tests:
 181       ps.AddStory(WebglConformancePage(ps, test, expectations))
 182
 183     return ps
 184
 185   def _CreateExpectations(self):
 186     return webgl_conformance_expectations.WebGLConformanceExpectations(
 187         conformance_path)
 188
 189   @staticmethod
 190   def _ParseTests(path, version, webgl2_only, folder_min_version):
 191     test_paths = []
 192     current_dir = os.path.dirname(path)
 193     full_path = os.path.normpath(os.path.join(conformance_path, path))
 194
 195     if not os.path.exists(full_path):
 196       raise Exception('The WebGL conformance test path specified ' +
 197         'does not exist: ' + full_path)
 198
 199     with open(full_path, 'r') as f:
 200       for line in f:
 201         line = line.strip()
 202
 203         if not line:
 204           continue
 205
 206         if line.startswith('//') or line.startswith('#'):
 207           continue
 208
 209         line_tokens = line.split(' ')
 210         test_name = line_tokens[-1]
 211
 212         i = 0
 213         min_version = None
 214         while i < len(line_tokens):
 215           token = line_tokens[i]
 216           if token == '--min-version':
 217             i += 1
 218             min_version = line_tokens[i]
 219           i += 1
 220
 221         min_version_to_compare = min_version or folder_min_version
 222
 223         if (min_version_to_compare and
 224             _CompareVersion(version, min_version_to_compare) < 0):
 225           continue
 226
 227         if (webgl2_only and (not ('.txt' in test_name)) and
 228             ((not min_version_to_compare) or
 229              (not min_version_to_compare.startswith('2')))):
 230           continue
 231
 232         if '.txt' in test_name:
 233           include_path = os.path.join(current_dir, test_name)
 234           # We only check min-version >= 2.0.0 for the top level list.
 235           test_paths += WebglConformance._ParseTests(
 236               include_path, version, webgl2_only, min_version_to_compare)
 237         else:
 238           test = os.path.join(current_dir, test_name)
 239           test_paths.append(test)
 240
 241     return test_paths