tools/perf/page_sets/indexeddb_offline.py

   1 # Copyright 2014 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 re
   6
   7 from telemetry.page import page as page_module
   8 from telemetry.page import page_set as page_set_module
   9
  10
  11 def _CreateXpathFunction(xpath):
  12   return ('document.evaluate("%s",'
  13                              'document,'
  14                              'null,'
  15                              'XPathResult.FIRST_ORDERED_NODE_TYPE,'
  16                              'null)'
  17           '.singleNodeValue' % re.escape(xpath))
  18
  19
  20 class IndexeddbOfflinePage(page_module.Page):
  21
  22   """ Why: Simulates user input while offline and sync while online. """
  23
  24   def __init__(self, page_set):
  25     super(IndexeddbOfflinePage, self).__init__(
  26       url='file://endure/indexeddb_app.html',
  27       page_set=page_set,
  28       name='indexeddb_offline')
  29     self.user_agent_type = 'desktop'
  30
  31   def RunNavigateSteps(self, action_runner):
  32     action_runner.NavigateToPage(self)
  33     action_runner.WaitForElement(text='initialized')
  34
  35   def RunEndure(self, action_runner):
  36     action_runner.WaitForElement('button[id="online"]:not(disabled)')
  37     action_runner.ClickElement('button[id="online"]:not(disabled)')
  38     action_runner.WaitForElement(
  39         element_function=_CreateXpathFunction('id("state")[text()="online"]'))
  40     action_runner.Wait(1)
  41     action_runner.WaitForElement('button[id="offline"]:not(disabled)')
  42     action_runner.ClickElement('button[id="offline"]:not(disabled)')
  43     action_runner.WaitForElement(
  44         element_function=_CreateXpathFunction('id("state")[text()="offline"]'))
  45
  46
  47 class IndexeddbOfflinePageSet(page_set_module.PageSet):
  48
  49   """ Chrome Endure test for IndexedDB. """
  50
  51   def __init__(self):
  52     super(IndexeddbOfflinePageSet, self).__init__(
  53         user_agent_type='desktop')
  54
  55     self.AddPage(IndexeddbOfflinePage(self))