src/chrome/browser/extensions/gpu_browsertest.cc

   1 // Copyright (c) 2012 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 #include "chrome/browser/extensions/extension_browsertest.h"
   6 #include "chrome/browser/ui/browser.h"
   7 #include "content/public/browser/render_view_host.h"
   8 #include "extensions/browser/extension_host.h"
   9 #include "extensions/browser/extension_system.h"
  10 #include "extensions/browser/process_manager.h"
  11 #include "webkit/common/webpreferences.h"
  12
  13 // Tests that background pages are marked as never visible to prevent GPU
  14 // resource allocation. See crbug.com/362165 and crbug.com/163698.
  15 IN_PROC_BROWSER_TEST_F(ExtensionBrowserTest, BackgroundPageIsNeverVisible) {
  16   ASSERT_TRUE(LoadExtension(
  17       test_data_dir_.AppendASCII("good").AppendASCII("Extensions")
  18                     .AppendASCII("behllobkkfkfnphdnhnkndlbkcpglgmj")
  19                     .AppendASCII("1.0.0.0")));
  20
  21   extensions::ProcessManager* manager =
  22       extensions::ExtensionSystem::Get(browser()->profile())->process_manager();
  23   extensions::ExtensionHost* host =
  24       FindHostWithPath(manager, "/backgroundpage.html", 1);
  25   ASSERT_TRUE(host->host_contents()->GetDelegate()->IsNeverVisible(
  26       host->host_contents()));
  27 }