test_peerConnection_disabledVideoPreNegotiation.html

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<!DOCTYPE HTML>

<html>

<head>

  <script type="application/javascript" src="pc.js"></script>

  <script type="application/javascript" src="/tests/dom/canvas/test/captureStream_common.js"></script>

</head>

<body>

<pre id="test">

<script type="application/javascript">

  createHTML({

    bug: "1570673",

    title: "Sending an initially disabled video track should be playable remotely",

    visible: true,

});

  var test;

  runNetworkTest(async (options) => {

    // [TODO] re-enable HW decoder after bug 1526207 is fixed.

    if (navigator.userAgent.includes("Android")) {

      await pushPrefs(["media.navigator.mediadatadecoder_vpx_enabled", false],

                      ["media.webrtc.hw.h264.enabled", false]);

    test = new PeerConnectionTest(options);

    test.setMediaConstraints([{video: true}], []);

    test.chain.insertAfter("PC_LOCAL_GUM", function PC_LOCAL_DISABLE_VIDEO() {

      for (const {track} of test.pcLocal._pc.getSenders()) {

        if (track.kind == "video") {

          track.enabled = false;

});

    test.chain.append(async function PC_REMOTE_RECEIVING_BLACK() {

      const v = test.pcRemote.remoteMediaElements[0];

      is(v.readyState, v.HAVE_ENOUGH_DATA, "video element should be playing");

      const h = new CaptureStreamTestHelper2D();

      await h.waitForPixel(test.pcRemote.remoteMediaElements[0],

        px => h.isPixel(px, h.black, 128));

});

    await test.run();

});

</script>

</pre>

</body>

</html>