<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="../../../resources/js-test-pre.js"></script>
</head>
<body>
    <div id="test-container" style="display: none;"></div>
</body>
<script>
description('Test using setAttributeNode() multiple times with "compatible" names and "incompatible" names."');

function setSameAttributeNodeMultipleTimes(name) {
     // Set the same attribute node several times.
    var foobar = document.createAttribute(name);
    document.documentElement.setAttributeNode(foobar);
    document.documentElement.setAttributeNode(foobar);
    document.documentElement.setAttributeNode(foobar);

    foobar.value = 'WebKit!';
    document.documentElement.setAttributeNode(foobar);
    document.documentElement.setAttributeNode(foobar);
    document.documentElement.setAttributeNode(foobar);

    shouldBe('document.documentElement.attributes.length', '1');

    document.documentElement.removeAttributeNode(foobar);
    shouldBe('document.documentElement.attributes.length', '0');
}

function setAttributeNodesOfSameNameMultipleTimes(name) {
    // Set the same attribute node several times.
    document.documentElement.setAttributeNode(document.createAttribute(name));
    document.documentElement.setAttributeNode(document.createAttribute(name));
    document.documentElement.setAttributeNode(document.createAttribute(name));

    document.documentElement.setAttributeNode(document.createAttribute(name));
    document.documentElement.setAttributeNode(document.createAttribute(name));
    document.documentElement.setAttributeNode(document.createAttribute(name));

    shouldBe('document.documentElement.attributes.length', '1');

    var foobar = document.createAttribute(name);
    document.documentElement.setAttributeNode(foobar);
    document.documentElement.removeAttributeNode(foobar);
    shouldBe('document.documentElement.attributes.length', '0');
}

function testName(name) {
    debug("Testing: " + name);
    setSameAttributeNodeMultipleTimes(name);
    setAttributeNodesOfSameNameMultipleTimes(name);
    debug("");
}

testName("FooBar");
testName("foobar");
testName("FOOBAR");
</script>
<script src="../../../resources/js-test-post.js"></script>
</html>