http/tests/eventsource/eventsource-parse-event-stream.html

<html>
<body>
<p>Test EventSource text/event-stream parsing. Should print a series of PASS messages followed by DONE.</p>
<div id="result"></div>
<script>
function log(msg) {
    document.getElementById("result").innerHTML += msg + "<br>";
}

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

var count = -1;
var es = new EventSource("resources/event-stream.php");

es.onopen = function (evt) {
    if (!evt.data)
        log("PASS: got open event");
    else
        log("PASS: got open event from server");
};

es.onmessage = function (evt) {
    switch(count++) {
        case -1:
            if (evt.data == "\n\n")
                log("PASS: received event with two newlines");
            break;
        case 0:
            if (evt.data == "simple")
                log("PASS: received event with data \"simple\"");
            break;
        case 1:
            if (evt.data == "spanning\nmultiple\n\nlines\n")
                log("PASS: received event with data spanning multiple lines");
            break;
        case 2:
            if (evt.data == "id is 1" && evt.lastEventId == "1")
                log("PASS: received event and lastEventId is \"1\"");
            break
        case 3:
            if (evt.data == "id is still 1" && evt.lastEventId == "1")
                log("PASS: received event and lastEventId is still \"1\"");
            break;
        case 4:
            if (evt.data == "no id" && evt.lastEventId == "")
                log("PASS: received event and lastEventId has been cleared");
            break;
        case 5:
            if (evt.data == "a message event with the name \"message\"")
                log("PASS: received event and the event name has been reset");
            break;
        case 6:
            if (evt.data == "a line ending with crlf\na line with a : (colon)\na line ending with cr");
                log("PASS: received event with data that contains a colon");
            break;
        default:
            log("FAIL: got unexpected event");
            es.close();
    }
};

es.onerror = function () {
    es.close();

    if (count != 7)
        log("FAIL: got unexpected error event");
    else
        log("DONE");

    if (window.testRunner)
        testRunner.notifyDone();
};
</script>
</body>
</html>