<html>
<script>
function runTest()
{
    if (window.testRunner)
        testRunner.dumpAsText();

    var plugin = document.getElementById("testPlugin");

    var symbol = Symbol("Cappuccino");

    // Put.
    plugin[symbol] = 20;

    // Get.
    var result = plugin[symbol];

    if (result !== 20)
        return;

    // Missing Get.
    var missing = plugin[Symbol("Cocoa")];

    if (missing !== undefined)
        return;

    // Delete an existing property.
    if (!(delete plugin[symbol]))
        return;

    if (plugin[symbol] !== undefined)
        return;

    // Delete an non-exisitng property.
    if (!(delete plugin[Symbol("Cappuccino")]))
        return;

    document.getElementById("result").innerHTML = "SUCCESS";
}
</script>

<body onload="runTest();">
<pre>
This tests that NPAPI plugin object can accept ES6 symbols without crash.
<div id="result">FAILURE</div>
<embed id="testPlugin" type="application/x-webkit-test-netscape" width="200" height="200"></embed>
</body>
</html>