Home | History | Annotate | Download | only in video_MultiplePlayback 
      1 # Copyright (c) 2014 The Chromium OS 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, time
      6 
      7 
      8 from autotest_lib.client.bin import test, utils
      9 from autotest_lib.client.common_lib import error
     10 from autotest_lib.client.common_lib.cros import chrome
     11 from autotest_lib.client.cros.video import youtube_helper
     12 from autotest_lib.client.cros.video import helper_logger
     13 
     14 
     15 FLASH_PROCESS_NAME = 'chrome/chrome --type=ppapi'
     16 PLAYER_PLAYING_STATE = 'Playing'
     17 PLAYBACK_TEST_TIME_S = 10
     18 
     19 
     20 class video_MultiplePlayback(test.test):
     21     """This test verify simultaneous video playback.
     22     We are testing using Youtube html5 and a local video.
     23 
     24     """
     25     version = 1
     26 
     27 
     28     def verify_localvideo_playback(self, tab1):
     29         """To verify local video playback
     30 
     31         @param tab1: browser tab.
     32         """
     33 
     34         playback = 0 # seconds
     35         prev_playback = 0
     36         while (int(tab1.EvaluateJavaScript('testvideo.currentTime'))
     37                < int(tab1.EvaluateJavaScript('testvideo.duration'))
     38                and playback < PLAYBACK_TEST_TIME_S):
     39             if (int(tab1.EvaluateJavaScript('testvideo.currentTime'))
     40                     <= prev_playback):
     41                 raise error.TestError('Video is not playing.')
     42             prev_playback = int(tab1.EvaluateJavaScript(
     43                     'testvideo.currentTime'))
     44             time.sleep(1)
     45             playback = playback + 1
     46 
     47 
     48     def run_video_tests(self, browser):
     49         """Play youtube html5 and a local video, and verify the playback.
     50 
     51         @param browser: The Browser object to run the test with.
     52 
     53         """
     54         browser.platform.SetHTTPServerDirectories(self.bindir)
     55         tab1 = browser.tabs.New()
     56         # Verifying <video> support.
     57         tab1.Navigate(browser.platform.http_server.UrlOf(
     58                 os.path.join(self.bindir, 'video.html')))
     59 
     60         # Waiting for test video to load.
     61         tab1.WaitForJavaScriptCondition('testvideo.currentTime < 1.0',
     62                                         timeout=5)
     63 
     64         tab2 = browser.tabs.New()
     65         tab2.Navigate(browser.platform.http_server.UrlOf(
     66                 os.path.join(self.bindir, 'youtube5.html')))
     67         yh = youtube_helper.YouTubeHelper(tab2)
     68         # Waiting for test video to load.
     69         yh.wait_for_player_state(PLAYER_PLAYING_STATE)
     70         yh.set_video_duration()
     71         # Verify that YouTube is running in html5 mode.
     72         prc = utils.get_process_list('chrome', '--type=ppapi')
     73         if prc:
     74             raise error.TestFail('Tab2: Running YouTube in Flash mode.')
     75 
     76         # Verifying video playback.
     77         self.verify_localvideo_playback(tab1)
     78         yh.verify_video_playback()
     79 
     80 
     81     @helper_logger.video_log_wrapper
     82     def run_once(self):
     83         # TODO(scottz): Remove this when crbug.com/220147 is fixed.
     84         dut_board = utils.get_current_board()
     85         if dut_board == 'x86-mario':
     86            raise error.TestNAError('This test is not available on %s' %
     87                                     dut_board)
     88         with chrome.Chrome(
     89                 extra_browser_args=helper_logger.chrome_vmodule_flag(),
     90                 init_network_controller=True) as cr:
     91             self.run_video_tests(cr.browser)
     92