layout/base/tests/test_bug114649.html
author L. David Baron <dbaron@dbaron.org>
Mon, 29 Sep 2008 15:57:41 -0700
changeset 19888 8f53fcb8bde55931bb7a60835f858db3af67bc6a
child 20061 6f3797124c84db28a4845fd90767837b711f092f
permissions -rw-r--r--
Add test for continuous firing of resize events. (Bug 114649)

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=114649
-->
<head>
  <title>Test for Bug 114649</title>
  <script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body onload="run()">
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=114649">Mozilla Bug 114649</a>
<iframe id="display" style="width: 500px; height: 500px;"></iframe>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 114649 **/

var gIFrame;
var gCurrentWidth = 500;
var gGotEventsAt = [];
var gInterval;

function run() {
    SimpleTest.waitForExplicitFinish();

    gIFrame = document.getElementById("display");

    var subdoc = gIFrame.contentDocument;
    subdoc.open();
    subdoc.write("<body onresize='window.parent.handle_child_resize()'>");
    subdoc.close();

    gInterval = window.setInterval(do_a_resize, 50);
}

function do_a_resize()
{
    // decrease the width by 10 until we hit 400, then stop
    gCurrentWidth -= 10;
    gIFrame.style.width = gCurrentWidth + "px";

    if (gCurrentWidth == 400) {
        window.clearInterval(gInterval);
        window.setTimeout(check_for_resize_events, 250);
        return;
    }
}

function handle_child_resize()
{
    gGotEventsAt.push(gCurrentWidth);
}

function check_for_resize_events()
{
	ok(gGotEventsAt.length >= 2, "got continuous events");
	isnot(gGotEventsAt[0], 400, "got continuous events");
	is(gGotEventsAt[gGotEventsAt.length - 1], 400, "got last event");
	SimpleTest.finish();
}

</script>
</pre>
</body>
</html>