mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-04 11:26:09 +00:00
77 lines
2.1 KiB
HTML
77 lines
2.1 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<!--
|
|
https://bugzilla.mozilla.org/show_bug.cgi?id=985988
|
|
-->
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>Test for Bug 985988</title>
|
|
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
|
|
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
|
|
<script type="application/javascript">
|
|
|
|
/** Test for Bug 985988 **/
|
|
|
|
function handler() {
|
|
return false;
|
|
}
|
|
|
|
function reversedHandler() {
|
|
return true;
|
|
}
|
|
|
|
function test() {
|
|
var t = document.getElementById("testtarget");
|
|
|
|
t.onclick = handler;
|
|
var e = new MouseEvent("click", {cancelable: true});
|
|
t.dispatchEvent(e);
|
|
ok(e.defaultPrevented, "Should have prevented default handling.");
|
|
|
|
t.onclick = reversedHandler;
|
|
e = new MouseEvent("click", {cancelable: true});
|
|
t.dispatchEvent(e);
|
|
ok(!e.defaultPrevented, "Shouldn't have prevented default handling.");
|
|
|
|
// mouseover has reversed meaning for handler return value.
|
|
t.onmouseover = reversedHandler;
|
|
e = new MouseEvent("mouseover", {cancelable: true});
|
|
t.dispatchEvent(e);
|
|
ok(e.defaultPrevented, "Should have prevented default handling.");
|
|
|
|
t.onmouseover = handler;
|
|
e = new MouseEvent("mouseover", {cancelable: true});
|
|
t.dispatchEvent(e);
|
|
ok(!e.defaultPrevented, "Shouldn't have prevented default handling.");
|
|
|
|
// error has reversed meaning for handler return value.
|
|
t.onerror = reversedHandler;
|
|
e = new ErrorEvent("error", {cancelable: true});
|
|
t.dispatchEvent(e);
|
|
ok(e.defaultPrevented, "Should have prevented default handling.");
|
|
|
|
t.onerror = handler;
|
|
e = new MouseEvent("error", {cancelable: true});
|
|
t.dispatchEvent(e);
|
|
ok(!e.defaultPrevented, "Shouldn't have prevented default handling.");
|
|
|
|
SimpleTest.finish();
|
|
}
|
|
|
|
SimpleTest.waitForExplicitFinish();
|
|
addLoadEvent(test);
|
|
|
|
</script>
|
|
</head>
|
|
<body onload="test()">
|
|
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=985988">Mozilla Bug 985988</a>
|
|
<p id="display"></p>
|
|
<div id="content" style="display: none">
|
|
|
|
</div>
|
|
<a href="#" id="testtarget">test target</a>
|
|
<pre id="test">
|
|
</pre>
|
|
</body>
|
|
</html>
|