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<html>
<head>
<style type="text/css">
@media screen {
#console { color: black; }
}
</style>
<script>
function resultStringifier(result)
{
if (result === "")
return "<b>\"\"</b>";
else if (result === undefined)
return "<b>undefined</b>";
else if (result === null)
return "<b>null</b>";
return "\"" + result + "\"";
}
function printOut(expect, res) {
var console = document.getElementById("console");
var span = document.createElement('span');
var a = resultStringifier(expect);
var b = resultStringifier(res);
if (a === b)
span.innerHTML += "PASS: Got " + b + " as expected.<br>";
else
span.innerHTML += "FAIL: Got " + b + " but was expecting " + a + "<br>";
console.appendChild(span);
}
function runTests() {
if (window.testRunner)
testRunner.dumpAsText();
var rules = document.styleSheets[0].cssRules;
var mediaList = rules.item(0).media;
printOut("screen", mediaList.mediaText);
mediaList.mediaText = null;
printOut("", mediaList.mediaText);
mediaList.mediaText = "screen"
mediaList.mediaText = ",,all,,";
printOut("not all, not all, all, not all, not all", mediaList.mediaText);
mediaList.mediaText = ",,all,, ";
printOut("not all, not all, all, not all, not all", mediaList.mediaText);
output = "all";
try {
mediaList.mediaText = ",screen,,&invalid,,";
} catch(e) {
output = null;
}
printOut("not all, screen, not all, not all, not all, not all", mediaList.mediaText);
output = "all";
try {
mediaList.mediaText = ",screen,,(invalid,),,";
} catch(e) {
output = null;
}
printOut("not all, screen, not all, not all, not all, not all", mediaList.mediaText);
output = "all";
try {
mediaList.mediaText = ",(all,),,";
} catch(e) {
output = null;
}
printOut("not all, not all, not all, not all", mediaList.mediaText);
}
</script>
</head>
<body onload="runTests()">
<div id="console"></div>
</body>
</html>
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