Bug 600466 - Actually remove child when .removeChild() is called on attributes. r=bz a=blocking-2.0

This commit is contained in:
Mounir Lamouri 2010-10-07 12:04:25 +02:00
Родитель 5f4484dc05
Коммит f2aa93a693
4 изменённых файлов: 48 добавлений и 3 удалений

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@ -672,6 +672,8 @@ nsDOMAttribute::RemoveChildAt(PRUint32 aIndex, PRBool aNotify, PRBool aMutationE
return NS_OK;
}
doRemoveChild();
nsString nullString;
SetDOMStringToNull(nullString);
SetValue(nullString);
@ -777,9 +779,7 @@ nsDOMAttribute::AttributeChanged(nsIDocument* aDocument,
// Just blow away our mChild and recreate it if needed
if (mChild) {
static_cast<nsTextNode*>(mChild)->UnbindFromAttribute();
NS_RELEASE(mChild);
mFirstChild = nsnull;
doRemoveChild();
}
EnsureChildState();
}
@ -795,3 +795,12 @@ nsDOMAttribute::Shutdown()
{
sInitialized = PR_FALSE;
}
void
nsDOMAttribute::doRemoveChild()
{
static_cast<nsTextNode*>(mChild)->UnbindFromAttribute();
NS_RELEASE(mChild);
mFirstChild = nsnull;
}

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@ -137,6 +137,11 @@ private:
void EnsureChildState();
/**
* Really removing the attribute child (unbind and release).
*/
void doRemoveChild();
nsString mValue;
// XXX For now, there's only a single child - a text element
// representing the value. This is strong ref, but we use a raw

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@ -423,6 +423,7 @@ _TEST_FILES2 = \
test_createHTMLDocument.html \
test_bug578096.html \
test_bug598877.html \
test_bug600466.html \
$(NULL)
# This test fails on the Mac for some reason

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@ -0,0 +1,30 @@
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=600466
-->
<head>
<title>Test for Bug 600466</title>
<script type="application/javascript" src="/MochiKit/packed.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>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=600466">Mozilla Bug 600466</a>
<p id="display"></p>
<pre id="test">
<script type="application/javascript">
/** Test for Bug 600466 **/
var attr = document.createAttribute("foo");
attr.value = "bar";
ok(attr.firstChild, "attr should have a first child");
attr.removeChild(attr.firstChild);
ok(!attr.firstChild, "attr should not have a first child anymore");
</script>
</pre>
</body>
</html>