<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
<head>
<script src="../../resources/js-test.js"></script>
</head>
<body>
<script>
description("Tests RTCPeerConnection [add|remove]Stream.");

var stream = null;
var stream2 = null;
var pc = null;

function error() {
    testFailed('Stream generation failed.');
    finishJSTest();
}

function getUserMedia(dictionary, callback) {
    try {
        navigator.webkitGetUserMedia(dictionary, callback, error);
    } catch (e) {
        testFailed('webkitGetUserMedia threw exception :' + e);
        finishJSTest();
    }
}

function onErroneousNegotiationNeeded() {
    testFailed('onErroneousNegotiationNeeded was called.');
    finishJSTest();
}

function onRemoveStream(event) {
    testPassed('onRemoveStream was called.');

    shouldBe('pc.getLocalStreams().length', '0');

    finishJSTest();
}

function onAddStream(event) {
    testPassed('onAddStream was called.');

    shouldBe('pc.getStreamById(stream.id)', 'stream');
    shouldBe('pc.getStreamById(stream2.id)', 'null');

    pc.onnegotiationneeded = onErroneousNegotiationNeeded;
    pc.addStream(stream);
    shouldBe('pc.getLocalStreams().length', '1');
    pc.removeStream(stream2);
    shouldBe('pc.getLocalStreams().length', '1');

    pc.onnegotiationneeded = onRemoveStream;
    pc.removeStream(stream);
}

function gotStream2(s) {
    testPassed('Got another stream.');
    stream2 = s;

    shouldBeFalse("stream.id === stream2.id");

    pc = new webkitRTCPeerConnection(null, null);
    pc.onnegotiationneeded = onAddStream;
    pc.addStream(stream);
}

function gotStream1(s) {
    testPassed('Got a stream.');
    stream = s;

    getUserMedia({audio:true, video:true}, gotStream2);
}

getUserMedia({audio:true, video:true}, gotStream1);

window.jsTestIsAsync = true;
window.successfullyParsed = true;
</script>
</body>
</html>