<html>
<head>
<script src="resources/clearSessionStorage.js"></script>
<script>

if (window.layoutTestController)
    layoutTestController.dumpAsText();

function log(a)
{
    document.getElementById("logger").innerHTML += a + "<br>";
}

function runTest()
{
    if (!window.sessionStorage) {
        log("window.sessionStorage DOES NOT exist");
        return;
    }
    if (!window.layoutTestController) {
        log("Test only designed to be run under DumpRenderTree");
        return;
    }
    
    sessionStorage.setItem("testItem", "InitialValue");    
    layoutTestController.setPrivateBrowsingEnabled(true);
    log("Initial value of testItem is: " + sessionStorage.getItem("testItem"));

    try {
        sessionStorage.setItem("testItem", "ChangedValue");
    } catch(e) {
        log("Caught exception trying to change item: " + e);
    }

    log("After change attempt, testItem is: " + sessionStorage.getItem("testItem"));
    
    sessionStorage.removeItem("testItem");
    log("After remove attempt, testItem is: " + sessionStorage.getItem("testItem"));

    sessionStorage.clear();
    log("After clear attempt, testItem is: " + sessionStorage.getItem("testItem"));
}

</script>
</head>
<body onload="runTest();">
This is a test to make sure that when private browsing is on any attempt to change the sessionStorage area fail.
<div id="logger"></div>
</body>
</html>