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<?xml version="1.0"?>
<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=780199
-->
<window title="Mozilla Bug 780199"
xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
onload="test()">
<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
<!-- test results are displayed in the html:body -->
<body xmlns="http://www.w3.org/1999/xhtml">
<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=780199"
target="_blank">Mozilla Bug 780199</a>
</body>
<!-- test code goes here -->
<script type="application/javascript">
<![CDATA[
/** Test for Bug 780199 **/
SimpleTest.waitForExplicitFinish();
var b;
function callback(r) {
is(r[0].type, "attributes");
is(r[0].oldValue, b.getAttribute("src"));
setTimeout(continueTest, 500);
}
function continueTest() {
// Check that a new page wasn't loaded.
is(b.contentDocument.documentElement.textContent, "testvalue");
SimpleTest.finish();
}
function test() {
b = document.getElementById("b");
var m = new MutationObserver(callback);
m.observe(b, { attributes: true, attributeOldValue: true });
b.contentDocument.documentElement.textContent = "testvalue";
b.setAttribute("src", b.getAttribute("src"));
}
]]>
</script>
<browser id="b" src="data:text/plain,initial"/>
</window>
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