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| 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 logging | |
| 6 import re | |
| 7 | |
| 8 from telemetry.page import page as page_module | |
| 9 from telemetry.page import shared_page_state | |
| 10 from telemetry import story | |
| 11 | |
| 12 from devil.android.sdk import intent # pylint: disable=import-error | |
| 13 from devil.android.sdk import keyevent # pylint: disable=import-error | |
| 14 | |
| 15 from page_sets import top_10_mobile | |
| 16 | |
| 17 | |
| 18 DUMP_WAIT_TIME = 3 | |
| 19 | |
| 20 | |
| 21 class MemoryMeasurementPage(page_module.Page): | |
| 22 """Abstract class for measuring memory on a story unit.""" | |
| 23 | |
| 24 _PHASE = NotImplemented | |
| 25 | |
| 26 def __init__(self, story_set, name, url): | |
| 27 super(MemoryMeasurementPage, self).__init__( | |
| 28 page_set=story_set, name=name, url=url, | |
| 29 shared_page_state_class=shared_page_state.SharedMobilePageState, | |
| 30 grouping_keys={'phase': self._PHASE}) | |
| 31 | |
| 32 def _TakeMemoryMeasurement(self, action_runner): | |
| 33 platform = action_runner.tab.browser.platform | |
| 34 action_runner.Wait(1) # See crbug.com/540022#c17. | |
| 35 if not platform.tracing_controller.is_tracing_running: | |
| 36 logging.warning('Tracing is off. No memory dumps are being recorded.') | |
| 37 return # Tracing is not running, e.g., when recording a WPR archive. | |
| 38 with action_runner.CreateInteraction(self._PHASE): | |
| 39 action_runner.Wait(DUMP_WAIT_TIME) | |
| 40 action_runner.ForceGarbageCollection() | |
| 41 platform.FlushEntireSystemCache() | |
| 42 action_runner.Wait(DUMP_WAIT_TIME) | |
| 43 if not action_runner.tab.browser.DumpMemory(): | |
| 44 logging.error('Unable to get a memory dump for %s.', self.name) | |
| 45 | |
| 46 | |
| 47 class ForegroundPage(MemoryMeasurementPage): | |
| 48 """Take a measurement after loading a regular webpage.""" | |
| 49 | |
| 50 _PHASE = 'foreground' | |
| 51 | |
| 52 def __init__(self, story_set, name, url): | |
| 53 super(ForegroundPage, self).__init__(story_set, name, url) | |
| 54 | |
| 55 def RunPageInteractions(self, action_runner): | |
| 56 action_runner.tab.WaitForDocumentReadyStateToBeComplete() | |
| 57 self._TakeMemoryMeasurement(action_runner) | |
| 58 | |
| 59 | |
| 60 class BackgroundPage(MemoryMeasurementPage): | |
| 61 """Take a measurement while Chrome is in the background.""" | |
| 62 | |
| 63 _PHASE = 'background' | |
| 64 | |
| 65 def __init__(self, story_set, name): | |
| 66 super(BackgroundPage, self).__init__(story_set, name, 'about:blank') | |
| 67 | |
| 68 def RunPageInteractions(self, action_runner): | |
| 69 action_runner.tab.WaitForDocumentReadyStateToBeComplete() | |
| 70 | |
| 71 # Launch clock app, pushing Chrome to the background. | |
| 72 android_platform = action_runner.tab.browser.platform | |
| 73 android_platform.LaunchAndroidApplication( | |
| 74 intent.Intent(package='com.google.android.deskclock', | |
| 75 activity='com.android.deskclock.DeskClock'), | |
| 76 app_has_webviews=False) | |
| 77 | |
| 78 # Take measurement. | |
| 79 self._TakeMemoryMeasurement(action_runner) | |
| 80 | |
| 81 # Go back to Chrome. | |
| 82 android_platform.android_action_runner.InputKeyEvent(keyevent.KEYCODE_BACK) | |
| 83 | |
| 84 | |
| 85 class MemoryTop10Mobile(story.StorySet): | |
| 86 """User story to measure foreground/background memory in top 10 mobile.""" | |
| 87 | |
| 88 def __init__(self): | |
| 89 super(MemoryTop10Mobile, self).__init__( | |
| 90 archive_data_file='data/memory_top_10_mobile.json', | |
| 91 cloud_storage_bucket=story.PARTNER_BUCKET) | |
| 92 | |
| 93 for url in top_10_mobile.URL_LIST: | |
| 94 # We name pages so their foreground/background counterparts are easy | |
| 95 # to identify. For example 'http://google.com' becomes | |
| 96 # 'http_google_com' and 'after_http_google_com' respectively. | |
| 97 name = re.sub('\W+', '_', url) | |
| 98 self.AddStory(ForegroundPage(self, name, url)) | |
| 99 self.AddStory(BackgroundPage(self, 'after_' + name)) | |
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