<!DOCTYPE html>
<html>
<head>
<script src="../../resources/js-test-pre.js"></script>
</head>
<body>
<script>
window.jsTestIsAsync = true;

description("This test makes sure that preinstalled fonts are never returned from the CSS Font Loading API.");
var result;

var fontFaceSet = new FontFaceSet([]);
var fontFace = new FontFace("Helvetica", "url('../../resources/Ahem.ttf')", {unicodeRange: "U+10FFFF"});
fontFaceSet.add(fontFace);
fontFaceSet.load("16px Helvetica", "test").then(function(r) {
    result = r;
    shouldBe("result.length", "0");
}).then(function() {
    fontFaceSet = document.fonts;
    fontFaceSet.add(fontFace);
    return fontFaceSet.load("16px Helvetica", "test")
}).then(function(r) {
    result = r;
    shouldBe("result.length", "0");
    finishJSTest();
}, function(result) {
    testFailed("Load should be successful.");
});
</script>
<script src="../../resources/js-test-post.js"></script>
</script>
</div>
</body>
</html>