content/test/content_browser_sanity_checker.cc

   1 // Copyright 2014 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 "content/test/content_browser_sanity_checker.h"
   6
   7 #include "base/bind.h"
   8 #include "content/browser/web_contents/web_contents_impl.h"
   9 #include "content/test/web_contents_observer_sanity_checker.h"
  10
  11 namespace content {
  12
  13 namespace {
  14 bool g_sanity_checks_already_enabled = false;
  15 }
  16
  17 ContentBrowserSanityChecker::ContentBrowserSanityChecker() {
  18   CHECK(!g_sanity_checks_already_enabled)
  19       << "Tried to enable ContentBrowserSanityChecker, but it's already been "
  20       << "enabled.";
  21   g_sanity_checks_already_enabled = true;
  22
  23   creation_hook_ =
  24       base::Bind(&ContentBrowserSanityChecker::OnWebContentsCreated,
  25                  base::Unretained(this));
  26   WebContentsImpl::FriendZone::AddCreatedCallbackForTesting(creation_hook_);
  27 }
  28
  29 ContentBrowserSanityChecker::~ContentBrowserSanityChecker() {
  30   WebContentsImpl::FriendZone::RemoveCreatedCallbackForTesting(creation_hook_);
  31   g_sanity_checks_already_enabled = false;
  32 }
  33
  34 void ContentBrowserSanityChecker::OnWebContentsCreated(
  35     WebContents* web_contents) {
  36   WebContentsObserverSanityChecker::Enable(web_contents);
  37 }
  38
  39 }  // namespace content