content/base/test/test_bug421602.html
author L. David Baron <dbaron@dbaron.org>
Wed, 06 May 2009 13:46:04 -0700
changeset 28048 8f7b73d88f6bbedec99c6c8ef48b243ab922d05c
parent 13293 353b60b94c82ad2c27607a7c9e6aab8fbb084078
child 51189 7886feb71709c5b17bf74f1f6fcf15c0e1e5499b
permissions -rw-r--r--
Switch HTML mochitests from using MochiKit.js to packed.js. (Bug 490955) r=sayrer

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=421602
-->
<head>
  <title>Test for Bug 421602</title>
  <script type="text/javascript" src="/MochiKit/packed.js"></script>
  <script type="text/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=421602">Mozilla Bug 421602</a>
<p id="display"></p>
<div id="content" style="display: none">
  
</div>
<pre id="test">
<script class="testbody" type="text/javascript">

/** Test for Bug 421602 **/
SimpleTest.waitForExplicitFinish();

var img1loaded = false;
var img2loaded = false;
var img1errored = false;
var img2errored = false;

function gc() {
  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
        .getInterface(Components.interfaces.nsIDOMWindowUtils)
        .garbageCollect();
}

// Our test image
function loadTestImage() {
  var img1 = new Image();
  img1.onload = function() { img1loaded = true; }
  img1.onerror = function() {
    is(img2errored, false, "Image 3 should not error before image 2");
    img1errored = true;
  }
  img1.src = window.location.href + "?image1=true";
}
loadTestImage();

// Probably overkill to gc() more than once, but let's be safe
gc(); gc(); gc();

// And now our "wrap the test up" image.
var img2 = new Image();
img2.onload = function() { img2loaded = true; }
img2.onerror = function() { img2errored = true; finishTest(); }
img2.src = window.location.href + "?image2=true";

function finishTest() {
  is(img1errored, true, "Image 1 should error");
  is(img2errored, true, "Image 2 should error");
  is(img1loaded, false, "Image 1 should not load");
  is(img2loaded, false, "Image 2 should not load");
  SimpleTest.finish();
}
</script>
</pre>
</body>
</html>