<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
    <head>
        <script src="../../resources/js-test-pre.js"></script>
    </head>
    <body>
        <script>
            description("Tests RTCPeerConnection in stable state.");

            var pc = null;

            // Let's ensure built-ins are shielded from user scripts
            var thenPromise = Promise.prototype.then;
            Promise.prototype.then = function() {
                console.log("Promise.prototype.then is called internally");
                return thenPromise.apply(this, arguments);
            }

            function requestSucceeded2()
            {
                testPassed('setRemoteDescription succeeded.');
                check("", "", "offer", "remote", '"have-remote-offer"');
                finishJSTest();
            }

            function requestSucceeded1()
            {
                testPassed('setLocalDescription succeeded.');
                check("offer", "local", "", "", '"have-local-offer"')
                pc = new RTCPeerConnection({iceServers:[{urls:'stun:foo.com'}]});
                check("", "", "", "", '"stable"');
                sessionDescription = new RTCSessionDescription({type:"offer", sdp:"remote"});
                shouldNotThrow('pc.setRemoteDescription(sessionDescription, requestSucceeded2, finishIfFailed);');
            }

            function requestFailed4(reason)
            {
                errorReason = reason;
                testPassed('setRemoteDescription failed.');
                shouldBe('errorReason.name', '"InvalidSessionDescriptionError"');
                check("", "", "", "", '"stable"');
                sessionDescription = new RTCSessionDescription({type:"offer", sdp:"local"});
                shouldNotThrow('pc.setLocalDescription(sessionDescription, requestSucceeded1, finishIfFailed);');
            }

            function requestFailed3(reason)
            {
                errorReason = reason;
                testPassed('setRemoteDescription failed.');
                shouldBe('errorReason.name', '"InvalidSessionDescriptionError"');
                check("", "", "", "", '"stable"');
                sessionDescription = new RTCSessionDescription({type:"answer", sdp:"remote"});
                shouldNotThrow('pc.setRemoteDescription(sessionDescription, finishIfSucceeded, requestFailed4);');
            }

            function requestFailed2(reason)
            {
                errorReason = reason;
                testPassed('setLocalDescription failed.');
                shouldBe('errorReason.name', '"InvalidSessionDescriptionError"');
                check("", "", "", "", '"stable"');
                sessionDescription = new RTCSessionDescription({type:"pranswer", sdp:"remote"});
                shouldNotThrow('pc.setRemoteDescription(sessionDescription, finishIfSucceeded, requestFailed3);');
            }

            function requestFailed1(reason)
            {
                errorReason = reason;
                testPassed('setLocalDescription failed.');
                shouldBe('errorReason.name', '"InvalidSessionDescriptionError"');
                check("", "", "", "", '"stable"');
                sessionDescription = new RTCSessionDescription({type:"pranswer", sdp:"local"});
                shouldNotThrow('pc.setLocalDescription(sessionDescription, finishIfSucceeded, requestFailed2);');
            }

            function finishIfSucceeded()
            {
                testFailed('setRemoteDescription succeeded.');
                finishJSTest();
            }

            function finishIfFailed()
            {
                testFailed('setRemoteDescription failed.');
                finishJSTest();
            }

            function check(localType, localSdp, remoteType, remoteSdp, signalingState)
            {
                if (localType !== "" && localSdp !== "") {
                    shouldBeEqualToString('pc.localDescription.type', localType);
                    shouldBeEqualToString('pc.localDescription.sdp', localSdp);
                } else {
                    shouldThrow('pc.localDescription');
                }
                if (remoteType !== "" && remoteSdp !== "") {
                    shouldBeEqualToString('pc.remoteDescription.type', remoteType);
                    shouldBeEqualToString('pc.remoteDescription.sdp', remoteSdp);
                } else {
                    shouldThrow('pc.remoteDescription');
                }
                shouldBe('pc.signalingState', signalingState);
            }

            pc = new RTCPeerConnection({iceServers:[{urls:'stun:foo.com'}]});
            shouldBe('pc.signalingState', '"stable"');
            var sessionDescription = new RTCSessionDescription({type:"answer", sdp:"local"});
            shouldNotThrow('pc.setLocalDescription(sessionDescription, finishIfSucceeded, requestFailed1);');

            window.jsTestIsAsync = true;
            window.successfullyParsed = true;
        </script>
        <script src="../../resources/js-test-post.js"></script>
    </body>
</html>