content/test/gpu/gpu_tests/gpu_test_base_unittest.py

   1 # Copyright 2015 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 os
   5 import unittest
   6
   7 from telemetry.core import discover
   8
   9 import gpu_test_base
  10
  11 def _GetGpuDir(*subdirs):
  12   gpu_dir = os.path.dirname(os.path.dirname(__file__))
  13   return os.path.join(gpu_dir, *subdirs)
  14
  15 #
  16 # Unit tests verifying invariants of classes in GpuTestBase.
  17 #
  18
  19 class NoOverridesTest(unittest.TestCase):
  20   def testValidatorBase(self):
  21     all_validators = discover.DiscoverClasses(
  22       _GetGpuDir('gpu_tests'), _GetGpuDir(),
  23       gpu_test_base.ValidatorBase,
  24       index_by_class_name=True).values()
  25     self.assertGreater(len(all_validators), 0)
  26     for validator in all_validators:
  27       self.assertEquals(gpu_test_base.ValidatorBase.ValidateAndMeasurePage,
  28                         validator.ValidateAndMeasurePage,
  29                         'Class %s should not override ValidateAndMeasurePage'
  30                         % validator.__name__)
  31
  32   def testPageBase(self):
  33     all_pages = discover.DiscoverClasses(
  34       _GetGpuDir(), _GetGpuDir(),
  35       gpu_test_base.PageBase,
  36       index_by_class_name=True).values()
  37     self.assertGreater(len(all_pages), 0)
  38     for page in all_pages:
  39       self.assertEquals(gpu_test_base.PageBase.RunNavigateSteps,
  40                         page.RunNavigateSteps,
  41                         'Class %s should not override ValidateAndMeasurePage'
  42                         % page.__name__)
  43       self.assertEquals(gpu_test_base.PageBase.RunPageInteractions,
  44                         page.RunPageInteractions,
  45                         'Class %s should not override RunPageInteractions'
  46                         % page.__name__)