SSL test_bug517851.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/events/test/test_bug517851.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 517851</title>
  <script 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;");
target2.setAttribute("onerror", "++window.parent.handledCount; return window.parent.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 = new ErrorEvent("error", {bubbles: true, cancelable: true});
window.testReturnValue = true;
is(target.dispatchEvent(e), window.testReturnValue,
   "error event should not have reverse return value handling on div!");
is(handledCount, 1, "Wrong event count!");
window.testReturnValue = false;
is(target.dispatchEvent(e), window.testReturnValue,
   "error event should not have reverse return value handling on div (2)!");
is(handledCount, 2, "Wrong event count!");

var e = new ErrorEvent("error", {bubbles: true, cancelable: true});
window.testReturnValue = false;
is(target2.dispatchEvent(e), !window.testReturnValue,
   "error event should have reverse return value handling!");
is(handledCount, 3, "Wrong event count!");
window.testReturnValue = true;
is(target2.dispatchEvent(e), !window.testReturnValue,
   "error event should have reverse return value handling (2)!");
is(handledCount, 4, "Wrong event count!");

e = document.createEvent("MouseEvent");
e.initEvent("mouseover", true, true);
window.testReturnValue = true;
is(target.dispatchEvent(e), window.testReturnValue,
   "mouseover event should not have reverse return value handling!");
is(handledCount, 5, "Wrong event count!");
window.testReturnValue = false;
is(target.dispatchEvent(e), window.testReturnValue,
   "mouseover event should not have reverse return value handling (2)!");
is(handledCount, 6, "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, 6, "Wrong event count; handler should not have run!");
is(target2.dispatchEvent(e), false,
   "beforeunload event should be prevented!");
is(handledCount, 7, "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, 7, "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, 7, "Wrong event count; handler should not have run! (2)");

is(target2.dispatchEvent(e), false,
   "beforeunload event should be prevented (2)!");
is(handledCount, 8, "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, 8, "Wrong event count: handler should not have run(3)!");
is(target2.dispatchEvent(e), true,
   "beforeunload event shouldn't be prevented (3)!");
is(handledCount, 9, "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, 10, "Wrong event count!");
window.testReturnValue = false;
is(target.dispatchEvent(e), window.testReturnValue,
   "mousemove event shouldn't have reverse return value handling (2)!");
is(handledCount, 11, "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>

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