Index: chrome/test/functional/media/media_stat_perf.py |
=================================================================== |
--- chrome/test/functional/media/media_stat_perf.py (revision 261231) |
+++ chrome/test/functional/media/media_stat_perf.py (working copy) |
@@ -1,85 +0,0 @@ |
-#!/usr/bin/env python |
-# 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. |
- |
-"""CPU, Memory, and FPS performance test for <video>. |
- |
-Calculates decoded fps, dropped fps, CPU, and memory statistics while playing |
-HTML5 media element. The test compares results of playing a media file on |
-different video resolutions. |
-""" |
- |
-import logging |
-import os |
-import psutil |
- |
-import pyauto_media |
-import pyauto |
-import pyauto_utils |
- |
-# HTML test path; relative to src/chrome/test/data. |
-_TEST_HTML_PATH = os.path.join('media', 'html', 'media_stat_perf.html') |
- |
-# Path under data path for test files. |
-_TEST_MEDIA_PATH_CROWD = os.path.join('pyauto_private', 'media', 'crowd') |
- |
-# Path under data path for test files. |
-_TEST_MEDIA_PATH_TULIP = os.path.join('media', 'avperf', 'tulip') |
-# The media files used for testing. |
-_TEST_VIDEOS = [os.path.join(_TEST_MEDIA_PATH_CROWD, name) for name in [ |
- 'crowd2160.webm', 'crowd1080.webm']] |
-_TEST_VIDEOS.extend([os.path.join(_TEST_MEDIA_PATH_TULIP, name) for name in [ |
- 'tulip2.webm', 'tulip2.wav', 'tulip2.ogv', 'tulip2.ogg', 'tulip2.mp4', |
- 'tulip2.mp3', 'tulip2.m4a']]) |
- |
-class MediaStatsPerfTest(pyauto.PyUITest): |
- """PyAuto test container. See file doc string for more information.""" |
- |
- def _GetChromeRendererProcess(self): |
- """Returns the Chrome renderer process.""" |
- renderer_id = self.GetBrowserInfo()['windows'][0]['tabs'][1]['renderer_pid'] |
- if not renderer_id: |
- self.fail('Can not find the tab renderer process.') |
- return psutil.Process(renderer_id) |
- |
- def testMediaPerformance(self): |
- """Launches HTML test which plays each video and records statistics.""" |
- for file_name in _TEST_VIDEOS: |
- # Append a tab and delete it at the end of the test to free its memory. |
- self.AppendTab(pyauto.GURL(self.GetFileURLForDataPath(_TEST_HTML_PATH))) |
- |
- file_url = self.GetFileURLForDataPath(file_name) |
- logging.debug('Running perf test for %s.', file_url) |
- |
- renderer_process = self._GetChromeRendererProcess() |
- # Call to set a starting time to record CPU usage by the renderer. |
- renderer_process.get_cpu_percent() |
- |
- self.assertTrue( |
- self.CallJavascriptFunc('startTest', [file_url], tab_index=1)) |
- |
- cpu_usage = renderer_process.get_cpu_percent() |
- mem_usage_mb = renderer_process.get_memory_info()[0] / 1024 |
- file_name = os.path.basename(file_name) |
- pyauto_utils.PrintPerfResult('cpu', file_name, cpu_usage, '%') |
- pyauto_utils.PrintPerfResult('memory', file_name, mem_usage_mb, 'KB') |
- |
- decoded_fps = [ |
- float(value) for value in |
- self.GetDOMValue("decodedFPS.join(',')", tab_index=1).split(',')] |
- dropped_frames = self.GetDOMValue('droppedFrames', tab_index=1) |
- dropped_fps = [ |
- float(value) for value in |
- self.GetDOMValue("droppedFPS.join(',')", tab_index=1).split(',')] |
- |
- pyauto_utils.PrintPerfResult('fps', file_name, decoded_fps, 'fps') |
- pyauto_utils.PrintPerfResult('dropped_fps', file_name, dropped_fps, 'fps') |
- pyauto_utils.PrintPerfResult('dropped_frames', file_name, dropped_frames, |
- 'frames') |
- |
- self.CloseTab(tab_index=1) |
- |
- |
-if __name__ == '__main__': |
- pyauto_media.Main() |