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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/events/test/test_bug517851.html
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=517851
+-->
+<head>
+ <title>Test for Bug 517851</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=517851">Mozilla Bug 517851</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+ <iframe id="subframe"></iframe>
+</div>
+<pre id="test">
+<script type="application/javascript">
+
+/** Test for Bug 517851 **/
+SimpleTest.waitForExplicitFinish();
+
+addLoadEvent(function() {
+window.handledCount = 0;
+window.testReturnValue = false;
+var target = document.createElement("div");
+var target2 = $("subframe").contentDocument.body;
+target.setAttribute("onerror", "++window.handledCount; return window.testReturnValue;");
+target.setAttribute("onmouseover", "++window.handledCount; return window.testReturnValue;");
+target.setAttribute("onbeforeunload", "++window.handledCount; return window.testReturnValue;");
+target2.setAttribute("onbeforeunload", "++window.parent.handledCount; return window.parent.testReturnValue;");
+target.setAttribute("onmousemove", "++window.handledCount; return window.testReturnValue;");
+
+var e = document.createEvent("Event");
+e.initEvent("error", true, true);
+window.testReturnValue = false;
+is(target.dispatchEvent(e), !window.testReturnValue,
+ "error event should have reverse return value handling!");
+is(handledCount, 1, "Wrong event count!");
+window.testReturnValue = true;
+is(target.dispatchEvent(e), !window.testReturnValue,
+ "error event should have reverse return value handling (2)!");
+is(handledCount, 2, "Wrong event count!");
+
+e = document.createEvent("MouseEvent");
+e.initEvent("mouseover", true, true);
+window.testReturnValue = false;
+is(target.dispatchEvent(e), !window.testReturnValue,
+ "mouseover event should have reverse return value handling!");
+is(handledCount, 3, "Wrong event count!");
+window.testReturnValue = true;
+is(target.dispatchEvent(e), !window.testReturnValue,
+ "mouseover event should have reverse return value handling (2)!");
+is(handledCount, 4, "Wrong event count!");
+
+e = document.createEvent("BeforeUnloadEvent");
+e.initEvent("beforeunload", true, true);
+window.testReturnValue = true;
+is(target.dispatchEvent(e), true,
+ "beforeunload event on random element should not be prevented!");
+is(handledCount, 4, "Wrong event count; handler should not have run!");
+is(target2.dispatchEvent(e), false,
+ "beforeunload event should be prevented!");
+is(handledCount, 5, "Wrong event count!");
+window.testReturnValue = false;
+is(target.dispatchEvent(e), false,
+ "beforeunload event on random element should be prevented because the event was already cancelled!");
+is(handledCount, 5, "Wrong event count; handler should not have run! (2)");
+
+e = document.createEvent("BeforeUnloadEvent");
+e.initEvent("beforeunload", true, true);
+window.testReturnValue = false;
+is(target.dispatchEvent(e), true,
+ "beforeunload event on random element should not be prevented (2)!");
+is(handledCount, 5, "Wrong event count; handler should not have run! (2)");
+
+is(target2.dispatchEvent(e), false,
+ "beforeunload event should be prevented (2)!");
+is(handledCount, 6, "Wrong event count!");
+
+// Create normal event for beforeunload.
+e = document.createEvent("Event");
+e.initEvent("beforeunload", true, true);
+window.testReturnValue = true;
+is(target.dispatchEvent(e), true,
+ "beforeunload event shouldn't be prevented (3)!");
+is(handledCount, 6, "Wrong event count: handler should not have run(3)!");
+is(target2.dispatchEvent(e), true,
+ "beforeunload event shouldn't be prevented (3)!");
+is(handledCount, 7, "Wrong event count!");
+
+e = document.createEvent("MouseEvent");
+e.initEvent("mousemove", true, true);
+window.testReturnValue = true;
+is(target.dispatchEvent(e), window.testReturnValue,
+ "mousemove event shouldn't have reverse return value handling!");
+is(handledCount, 8, "Wrong event count!");
+window.testReturnValue = false;
+is(target.dispatchEvent(e), window.testReturnValue,
+ "mousemove event shouldn't have reverse return value handling (2)!");
+is(handledCount, 9, "Wrong event count!");
+
+// Now unhook the beforeunload handler in the subframe, so we don't prompt to
+// unload.
+target2.onbeforeunload = null;
+
+SimpleTest.finish();
+});
+</script>
+</pre>
+</body>
+</html>