Index: chrome/test/data/prerender/prerender_events_common.js |
diff --git a/chrome/test/data/prerender/prerender_events_common.js b/chrome/test/data/prerender/prerender_events_common.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c6367d80a3cbd51461966cfe1c02877b4f4b26bd |
--- /dev/null |
+++ b/chrome/test/data/prerender/prerender_events_common.js |
@@ -0,0 +1,53 @@ |
+// 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. |
+ |
+// Common js for prerender loaders; defines the helper functions that put |
+// event handlers on prerenders and track the events for browser tests. |
+ |
+// TODO(gavinp): Put more common loader logic in here. |
+ |
+// Currently only errors with the ordering of Prerender events are caught. |
+var hadPrerenderEventErrors = false; |
+ |
+var receivedPrerenderStartEvents = []; |
+var receivedPrerenderLoadEvents = []; |
+var receivedPrerenderStopEvents = []; |
+ |
+function PrerenderStartHandler(index) { |
+ if (receivedPrerenderStartEvents[index] || |
+ receivedPrerenderLoadEvents[index] || |
+ receivedPrerenderStopEvents[index]) { |
+ hadPrerenderEventErrors = true; |
+ return; |
+ } |
+ receivedPrerenderStartEvents[index] = true; |
+} |
+ |
+function PrerenderLoadHandler(index) { |
+ if (!receivedPrerenderStartEvents[index] || |
+ receivedPrerenderLoadEvents[index] || |
+ receivedPrerenderStopEvents[index]) { |
+ hadPrerenderEventErrors = true; |
+ return; |
+ } |
+ receivedPrerenderLoadEvents[index] = true; |
+} |
+ |
+function PrerenderStopHandler(index) { |
+ if (!receivedPrerenderStartEvents[index] || |
+ receivedPrerenderStopEvents[index]) { |
+ hadPrerenderEventErrors = true; |
+ return; |
+ } |
+ receivedPrerenderStopEvents[index] = true; |
+} |
+ |
+function AddEventHandlersToLinkElement(link, index) { |
+ link.addEventListener('webkitprerenderstart', |
+ PrerenderStartHandler.bind(null, index), false); |
+ link.addEventListener('webkitprerenderload', |
+ PrerenderLoadHandler.bind(null, index), false); |
+ link.addEventListener('webkitprerenderstop', |
+ PrerenderStopHandler.bind(null, index), false); |
+} |