tools/perf/page_sets/idle_multi_tab_cases.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
   5 import os
   6
   7 from telemetry.page import shared_page_state
   8 from telemetry import story
   9
  10 from page_sets import google_pages
  11
  12 def _SpawnTab(action_runner):
  13   return action_runner.EvaluateJavaScript('__telemetry_spawn_tab()')
  14
  15
  16 def _CloseTab(action_runner, tab):
  17   action_runner.EvaluateJavaScript('__telemetry_close_tab(' + str(tab) + ')')
  18
  19
  20 def _CreateIdleMultiTabPageClass(base_page_cls, base_js):
  21   class DerivedIdleMultiTabPage(base_page_cls):  # pylint: disable=W0232
  22
  23     def RunPageInteractions(self, action_runner):
  24       MAX_TABS = 4
  25       action_runner.ExecuteJavaScript(base_js)
  26       tabs = {}
  27       # Slowly open tabs.
  28       for tab in xrange(MAX_TABS):
  29         tabs[tab] = _SpawnTab(action_runner)
  30         action_runner.Wait(1)
  31       action_runner.Wait(40)
  32       # Slowly close tabs.
  33       for tab in xrange(MAX_TABS):
  34         _CloseTab(action_runner, tabs[tab])
  35         action_runner.Wait(1)
  36       action_runner.Wait(40)
  37   return DerivedIdleMultiTabPage
  38
  39
  40 class IdleMultiTabCasesPageSet(story.StorySet):
  41
  42   """ Pages for testing GC efficiency on idle pages. """
  43
  44   def __init__(self):
  45     super(IdleMultiTabCasesPageSet, self).__init__(
  46         archive_data_file='data/idle_multi_tab_cases.json',
  47         cloud_storage_bucket=story.PARTNER_BUCKET)
  48     with open(os.path.join(os.path.dirname(__file__),
  49               'idle_multi_tab_cases.js')) as f:
  50       base_js = f.read()
  51     self.AddStory(
  52         _CreateIdleMultiTabPageClass(google_pages.GoogleDocPage, base_js)
  53         (self, shared_page_state.SharedDesktopPageState))