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Unified Diff: chrome/test/data/extensions/app_forbidden_apis/onbeforeunload/background.js

Issue 1716513002: [Extensions] Update web API cloberring for platform apps (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 10 months ago
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Index: chrome/test/data/extensions/app_forbidden_apis/onbeforeunload/background.js
diff --git a/chrome/test/data/extensions/app_forbidden_apis/onbeforeunload/background.js b/chrome/test/data/extensions/app_forbidden_apis/onbeforeunload/background.js
new file mode 100644
index 0000000000000000000000000000000000000000..0f0d75c26c73d4fa1725217e66658d3c6970600b
--- /dev/null
+++ b/chrome/test/data/extensions/app_forbidden_apis/onbeforeunload/background.js
@@ -0,0 +1,37 @@
+// Copyright 2016 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.
+
+'use strict';
+
+var didRun = sessionStorage.didRun;
+
+function beforeUnload() {
+ chrome.test.fail();
+}
+
+try {
+ delete window.onbeforeunload;
+ window.onbeforeunload = beforeUnload;
+} catch (e) {}
+
+try {
+ window.addEventListener('beforeunload', beforeUnload);
+} catch (e) {}
+
+try {
+ var beforeUnloadTricky = {
+ toString: function() {
+ beforeUnloadTricky.toString = function() { return 'beforeunload'; };
+ return 'something not beforeunload';
+ }
+ };
+ window.addEventListener(beforeUnloadTricky, beforeUnload);
+} catch (e) {}
+
+if (!didRun) {
+ sessionStorage.didRun = true;
+ location.reload();
+} else {
+ chrome.test.succeed();
+}

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