dom/events/test/test_bug985988.html@b8a032363ba2
dom/events/test/test_bug985988.html
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
1 <!DOCTYPE HTML>
2 <html>
3 <!--
4 https://bugzilla.mozilla.org/show_bug.cgi?id=985988
5 -->
6 <head>
7 <meta charset="utf-8">
8 <title>Test for Bug 985988</title>
9 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
10 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
11 <script type="application/javascript">
13 /** Test for Bug 985988 **/
15 function handler() {
16 return false;
17 }
19 function reversedHandler() {
20 return true;
21 }
23 function test() {
24 var t = document.getElementById("testtarget");
26 t.onclick = handler;
27 var e = new MouseEvent("click", {cancelable: true});
28 t.dispatchEvent(e);
29 ok(e.defaultPrevented, "Should have prevented default handling.");
31 t.onclick = reversedHandler;
32 e = new MouseEvent("click", {cancelable: true});
33 t.dispatchEvent(e);
34 ok(!e.defaultPrevented, "Shouldn't have prevented default handling.");
36 // mouseover has reversed meaning for handler return value.
37 t.onmouseover = reversedHandler;
38 e = new MouseEvent("mouseover", {cancelable: true});
39 t.dispatchEvent(e);
40 ok(e.defaultPrevented, "Should have prevented default handling.");
42 t.onmouseover = handler;
43 e = new MouseEvent("mouseover", {cancelable: true});
44 t.dispatchEvent(e);
45 ok(!e.defaultPrevented, "Shouldn't have prevented default handling.");
47 // error has reversed meaning for handler return value.
48 t.onerror = reversedHandler;
49 e = new ErrorEvent("error", {cancelable: true});
50 t.dispatchEvent(e);
51 ok(e.defaultPrevented, "Should have prevented default handling.");
53 t.onerror = handler;
54 e = new MouseEvent("error", {cancelable: true});
55 t.dispatchEvent(e);
56 ok(!e.defaultPrevented, "Shouldn't have prevented default handling.");
58 SimpleTest.finish();
59 }
61 SimpleTest.waitForExplicitFinish();
62 addLoadEvent(test);
64 </script>
65 </head>
66 <body onload="test()">
67 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=985988">Mozilla Bug 985988</a>
68 <p id="display"></p>
69 <div id="content" style="display: none">
71 </div>
72 <a href="#" id="testtarget">test target</a>
73 <pre id="test">
74 </pre>
75 </body>
76 </html>
