LayoutTests/http/tests/websocket/tests/hybi/network-process-crash-error.html

<script>
function endTest() {
    if (window.testRunner)
        testRunner.notifyDone();
}

if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.waitUntilDone();
}

var ws = new WebSocket("ws://127.0.0.1:8880/websocket/tests/hybi/slow-reply");
alert("Created a socket to '" + ws.URL + "'; readyState " + ws.readyState + ".");

ws.onopen = function()
{
    if (window.testRunner && window.testRunner.terminateNetworkProcess) {
        alert("Terminating network process.");
        testRunner.terminateNetworkProcess();
    }
};

ws.onerror = function(e)
{
    alert("Received error:" + e);
    endTest();
};

ws.onclose = function(e)
{
    alert("Closed; readyState " + ws.readyState + "." + e);
    endTest();
};
</script>