<?xml version="1.0"?>
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:xbl="http://www.mozilla.org/xbl">
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=319374
-->
<head>
<title>Test for Bug 319374</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<xbl:bindings>
<xbl:binding id="test">
<xbl:content>
<span attr="attribute"><span></span></span><span> anon text </span><br/>
</xbl:content>
</xbl:binding>
</xbl:bindings>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=319374">Mozilla Bug 319374</a>
<p id="display"></p>
<div id="content"><span style="-moz-binding: url(#test)"/><span style="-moz-binding: url(#test)"/><span style="-moz-binding: url(#test)"/></div>
<pre id="test">
<script class="testbody" type="text/javascript">
<![CDATA[
/** Test for Bug 319374 **/
function testChangesInAnonymousTree() {
// Test 1: Make sure that modifying anonymous content doesn't
// cause non-anonymous XPath result to throw exceptions..
var counter = 0;
var error = null;
function getAnonymousNodes(e) {
return SpecialPowers.wrap(document).getAnonymousNodes(e);
}
try {
var xp = new XPathEvaluator();
var result = xp.evaluate("*",
document.getElementById('content'),
null,
XPathResult.UNORDERED_NODE_ITERATOR_TYPE,
null);
var res = null;
while (res = result.iterateNext()) {
++counter;
var anon = getAnonymousNodes(res);
anon[0].removeChild(anon[0].firstChild); // Removing a child node
anon[0].removeAttribute("attr1"); // Removing an attribute
anon[1].firstChild.data = "anon text changed" // Modifying text data
}
} catch (e) {
error = e;
}
ok(!error, error);
ok(counter == 3, "XPathEvaluator should have found 3 elements.")
// Test 2: If the context node is in anonymous content, changing some
// other anonymous tree shouldn't cause XPath result to throw.
var anonAttr1 =
getAnonymousNodes(document.getElementById('content').
firstChild)[0].getAttributeNode('attr');
var anonAttr2 =
getAnonymousNodes(document.getElementById('content').
lastChild)[0].getAttributeNode('attr');
var resultAttr = null;
try {
var xp2 = SpecialPowers.wrap(xp).evaluate(".",
anonAttr1,
null,
XPathResult.UNORDERED_NODE_ITERATOR_TYPE,
null);
// Attribute changing in a different anonymous tree.
anonAttr2.value = "foo";
resultAttr = xp2.iterateNext();
ok(SpecialPowers.compare(resultAttr, anonAttr1), "XPathEvaluator returned wrong attribute!")
} catch (e) {
ok(false, e);
}
// Test 3: If the anonymous tree in which context node is in is modified,
// XPath result should throw when iterateNext() is called.
resultAttr = null;
try {
var xp3 = xp.evaluate(".",
anonAttr1,
null,
XPathResult.UNORDERED_NODE_ITERATOR_TYPE,
null);
// Attribute changing in the same anonymous tree.
anonAttr1.ownerElement.setAttribute("foo", "bar");
resultAttr = xp3.iterateNext();
ok(resultAttr == anonAttr1,
"XPathEvaluator should have thrown an exception!")
} catch (e) {
ok(true, e);
}
SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
addLoadEvent(testChangesInAnonymousTree);
]]>
</script>
</pre>
</body>
</html>