| Index: chrome/test/functional/tracing/tracer.py
|
| ===================================================================
|
| --- chrome/test/functional/tracing/tracer.py (revision 261231)
|
| +++ chrome/test/functional/tracing/tracer.py (working copy)
|
| @@ -1,86 +0,0 @@
|
| -# 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.
|
| -
|
| -import pyauto_tracing
|
| -import pyauto
|
| -import tab_tracker
|
| -from timeline_model import TimelineModel
|
| -
|
| -import os
|
| -
|
| -
|
| -class Tracer(object):
|
| - """Controlls chrome and system tracing, returning a TimelineModel."""
|
| -
|
| - def __init__(self, browser, tab_tracker):
|
| - """
|
| - Args:
|
| - browser: an instance of a PyUITest
|
| - tab_tracker: an instance of a TabTracker
|
| - """
|
| - self._browser = browser
|
| - self._tab_tracker = tab_tracker
|
| - self._tab_uuid = tab_tracker.CreateTab('chrome://tracing')
|
| -
|
| - # TODO(eatnumber): Find a way to import timeline_model_shim.js from within
|
| - # TimelineModelProxy
|
| - # I'm not happy with importing timeline_model_shim.js
|
| - # here. I'd rather pull it in from within TimelineModelProxy.
|
| - # tracing_test.js depends on timeline_model_shim.js however.
|
| - files = ['timeline_model_shim.js', 'tracer.js']
|
| - for fileName in files:
|
| - with open(os.path.join(os.path.dirname(__file__), fileName), 'r') as fd:
|
| - self._ExecuteJavascript(fd.read())
|
| -
|
| - def __del__(self):
|
| - self._tab_tracker.ReleaseTab(self._tab_uuid)
|
| -
|
| - def _ExecuteJavascript(self, js):
|
| - return self._browser.ExecuteJavascript(
|
| - js = js,
|
| - windex = self._tab_tracker.GetWindowIndex(),
|
| - tab_index = self._tab_tracker.GetTabIndex(self._tab_uuid)
|
| - )
|
| -
|
| - def BeginTracing(self, system_tracing=True):
|
| - """Start tracing.
|
| -
|
| - Args:
|
| - system_tracing: whether or not to gather system traces along with chrome
|
| - traces.
|
| - """
|
| - self._ExecuteJavascript("""
|
| - window.domAutomationController.send(
|
| - window.pyautoRecordTrace(%s)
|
| - );
|
| - """ % ('true' if system_tracing else 'false'))
|
| -
|
| - def EndTracing(self):
|
| - """End tracing and return a TimelineModel.
|
| -
|
| - Returns:
|
| - an instance of a TimelineModel which contains the results of the trace
|
| - """
|
| - return TimelineModel(
|
| - js_executor = self._ExecuteJavascript.__get__(self, Tracer),
|
| - shim_id = self._ExecuteJavascript('tracingController.endTracing();')
|
| - )
|
| -
|
| -
|
| -class TracerFactory(object):
|
| - """A TracerFactory is used to produce a Tracer.
|
| -
|
| - It's recommended to use the same TracerFactory to produce all Tracers so that
|
| - the same TabTracker can be used throughout
|
| -
|
| - Args:
|
| - browser: an instance of a PyUITest
|
| - """
|
| - def __init__(self, browser):
|
| - self._tab_tracker = tab_tracker.TabTracker(browser)
|
| - self._browser = browser
|
| -
|
| - def Produce(self):
|
| - """Produce an instance of a Tracer"""
|
| - return Tracer(self._browser, self._tab_tracker)
|
|
|