<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=602838
-->
<head>
  <title>Test for Bug 602838</title>
  <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
  <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=602838">Mozilla Bug 602838</a>
<p id="display"></p>
<div id="content" style="display: none">
  
</div>
<pre id="test">
<script id=withasync async></script>
<script id=withoutasync></script>
<script class="testbody" type="text/javascript">

/** Test for Bug 602838 **/
SimpleTest.waitForExplicitFinish();
var firstRan = false;
var asyncRan = false;

var withoutasync = document.getElementById("withoutasync");
ok(withoutasync.async, "When a script loses parser-insertedness, it should become async.");

var withasync = document.getElementById("withasync");
ok(withasync.async, "A script with the async content attribute should have the DOM attribute reporting true.");
withasync.removeAttribute("async");
ok(!withasync.async, "Should be able to remove asyncness from a script that had the async content attribute when losing parser-insertedness by removing the content attribute.");

var s = document.createElement("script");
ok(s.async, "Script-created scripts should default to .async=true");
ok(!s.hasAttribute("async"), "Script-created scripts should not have the async content attribute by default.");
s.removeAttribute("async");
ok(s.async, "Removing a non-existing content-attribute should not have an effect on the forced async DOM property.");
s.setAttribute("async", "");
ok(s.async, "The async DOM property should still be true.");
s.removeAttribute("async");
ok(!s.async, "When a previously present async content attribute is removed, the DOM property should become false.");
s.src = "script_bug602838.sjs";
document.body.appendChild(s);

s = document.createElement("script");
s.src = "data:text/javascript,ok(firstRan, 'The first script should have run'); SimpleTest.finish();";
s.async = false;
ok(!s.async, "Setting the async DOM property to false should turned of forcing async to true.");
document.body.appendChild(s);

function unblock() {
  var xhr = new XMLHttpRequest();
  xhr.open("GET", "script_bug602838.sjs?unblock");
  xhr.send();
}

s = document.createElement("script");
s.src = "data:text/javascript,ok(!firstRan, 'Non-async should not have run yet.'); asyncRan = true; unblock();";
document.body.appendChild(s);

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

