Add a presubmit script and pylintrc for content/test/gpu

content/test/gpu/gpu_tests/webgl_conformance.py

 # Copyright (c) 2012 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 json
-import optparse
 import os
-import sys
 
-import gpu_test_base
-import path_util
-import webgl_conformance_expectations
-import webgl2_conformance_expectations
+from gpu_tests import gpu_test_base
+from gpu_tests import path_util
+from gpu_tests import webgl_conformance_expectations
+from gpu_tests import webgl2_conformance_expectations
 
 from telemetry.internal.browser import browser_finder
 from telemetry.page import page_test
-from telemetry.page import shared_page_state
 from telemetry.story.story_set import StorySet
 
 
 conformance_path = os.path.join(
     path_util.GetChromiumSrcDir(),
     'third_party', 'webgl', 'src', 'sdk', 'tests')
 
 conformance_harness_script = r"""
   var testHarness = {};
   testHarness._allTestSucceeded = true;
@@ skipping 59 matching lines @@
     # infobar, which causes flakiness in tests.
     options.AppendExtraBrowserArgs([
         '--disable-gesture-requirement-for-media-playback',
         '--disable-domain-blocking-for-3d-apis',
         '--disable-gpu-process-crash-limit',
         '--js-flags=--expose-gc',
         '--test-type=gpu'
     ])
     browser = browser_finder.FindBrowser(options.finder_options)
     if (browser.target_os.startswith('android') and
-        browser.browser_type == 'android-webview-shell'):
-        # TODO(kbr): this is overly broad. We'd like to do this only on
-        # Nexus 9. It'll go away shortly anyway. crbug.com/499928
-        #
-        # The --ignore_egl_sync_failures is only there to work around
-        # some strange failure on the Nexus 9 bot, not reproducible on
-        # local hardware.
-        options.AppendExtraBrowserArgs([
-            '--disable-gl-extensions=GL_EXT_disjoint_timer_query',
-            '--ignore_egl_sync_failures'
-        ])
+      browser.browser_type == 'android-webview-shell'):
+      # TODO(kbr): this is overly broad. We'd like to do this only on
+      # Nexus 9. It'll go away shortly anyway. crbug.com/499928
+      #
+      # The --ignore_egl_sync_failures is only there to work around
+      # some strange failure on the Nexus 9 bot, not reproducible on
+      # local hardware.
+      options.AppendExtraBrowserArgs([
+        '--disable-gl-extensions=GL_EXT_disjoint_timer_query',
+        '--ignore_egl_sync_failures',
+      ])
 
 
 class Webgl2ConformanceValidator(WebglConformanceValidator):
   def __init__(self):
     super(Webgl2ConformanceValidator, self).__init__()
 
   def CustomizeBrowserOptions(self, options):
     # --test-type=gpu is used only to suppress the "Google API Keys are missing"
     # infobar, which causes flakiness in tests.
     options.AppendExtraBrowserArgs([
@@ skipping 63 matching lines @@
 
     ps = StorySet(serving_dirs=[''], base_dir=conformance_path)
 
     expectations = self.GetExpectations()
     for test in tests:
       ps.AddStory(WebglConformancePage(ps, test, expectations))
 
     return ps
 
   def _CreateExpectations(self):
-    assert (self._webgl_version == 1 or self._webgl_version == 2)
+    assert self._webgl_version == 1 or self._webgl_version == 2
     if self._webgl_version == 1:
       return webgl_conformance_expectations.WebGLConformanceExpectations(
           conformance_path)
     else:
       return webgl2_conformance_expectations.WebGL2ConformanceExpectations(
           conformance_path)
 
   @staticmethod
   def _ParseTests(path, version, webgl2_only, folder_min_version):
     test_paths = []
@@ skipping 26 matching lines @@
             i += 1
             min_version = line_tokens[i]
           i += 1
 
         min_version_to_compare = min_version or folder_min_version
 
         if (min_version_to_compare and
             _CompareVersion(version, min_version_to_compare) < 0):
           continue
 
-        if (webgl2_only and (not ('.txt' in test_name)) and
-            ((not min_version_to_compare) or
-             (not min_version_to_compare.startswith('2')))):
+        if (webgl2_only and not '.txt' in test_name and
+            (not min_version_to_compare or
+             not min_version_to_compare.startswith('2'))):
           continue
 
         if '.txt' in test_name:
           include_path = os.path.join(current_dir, test_name)
           # We only check min-version >= 2.0.0 for the top level list.
           test_paths += WebglConformance._ParseTests(
               include_path, version, webgl2_only, min_version_to_compare)
         else:
           test = os.path.join(current_dir, test_name)
           if webgl_version > 1:
             test += '?webglVersion=' + str(webgl_version)
           test_paths.append(test)
 
     return test_paths