<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
<head>
<script src="resources/SVGTestCase.js"></script>
<script src="../../resources/js-test-pre.js"></script>
<script src="../../fast/repaint/resources/repaint.js"></script>
</head>
<body onload="runRepaintTest()">
<h1>SVG 1.1 dynamic update tests</h1>
<p id="description"></p>
<div id="console"></div>
<script>
// [Name] SVGUseElement-svgdom-requiredFeatures.js
// [Expected rendering result] a series of PASS messages

createSVGTestCase();

var useElement = createSVGElement("use");
var defsElement = createSVGElement("defs");
var rectElement = createSVGElement("rect");
rectElement.setAttribute("width", "200");
rectElement.setAttribute("height", "200");
rectElement.setAttribute("id", "MyRect");
useElement.setAttributeNS(xlinkNS, "xlink:href", "#MyRect");

defsElement.appendChild(rectElement);
rootSVGElement.appendChild(defsElement);
rootSVGElement.appendChild(useElement);

function repaintTest() {
    debug("Check that SVGUseElement is initially displayed");
    shouldBeEqualToString("document.defaultView.getComputedStyle(useElement, null).display", "inline");
    debug("Check that setting requiredFeatures to something invalid makes it not render");
    useElement.requiredFeatures.appendItem("http://www.w3.org/TR/SVG11/feature#BogusFeature");
    shouldBeEqualToString("document.defaultView.getComputedStyle(useElement, null).display", "");
    debug("Check that setting requiredFeatures to something valid makes it render again");
    useElement.requiredFeatures.replaceItem("http://www.w3.org/TR/SVG11/feature#Shape", 0);
    shouldBeEqualToString("document.defaultView.getComputedStyle(useElement, null).display", "inline");
    debug("Check that adding something valid to requiredFeatures keeps rendering the element");
    useElement.requiredFeatures.appendItem("http://www.w3.org/TR/SVG11/feature#Gradient");
    shouldBeEqualToString("document.defaultView.getComputedStyle(useElement, null).display", "inline");
    debug("Check that adding something invalid to requiredFeatures makes it not render");
    useElement.requiredFeatures.appendItem("http://www.w3.org/TR/SVG11/feature#BogusFeature");
    shouldBeEqualToString("document.defaultView.getComputedStyle(useElement, null).display", "");

    completeTest();
}

var successfullyParsed = true;
</script>
</body>
</html>