test_eme_output_config_check.html

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<head>

<title>MediaKeySystemConfiguration persistentState and distinctiveIdentifier check</title>

<script src="/tests/SimpleTest/SimpleTest.js"></script>

<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

<script type="text/javascript" src="manifest.js"></script>

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<script type="application/javascript">

/**

 * This test verifies that the persistentState and distinctiveIdentifier are

 * correctly set in the output configuration, and that they remain consistent

 * between the output configs for MediaKeySystemAccess and MediaCapabilities.

*/

add_task(async function testConfigResults() {

  const keySystem = "org.w3.clearkey";

  const contentType = 'video/mp4; codecs="avc1.42e01e"';

  const mksa = await navigator.requestMediaKeySystemAccess(keySystem, [{

    persistentState: 'required',

    // Clearkey doesn't support 'required'

    distinctiveIdentifier: 'not-allowed',

    videoCapabilities: [{

      contentType

}],

  }]);

  is(mksa.getConfiguration().persistentState, 'required',

     `${mksa.getConfiguration().persistentState} should be "required"`);

  is(mksa.getConfiguration().distinctiveIdentifier, 'not-allowed',

     `${mksa.getConfiguration().distinctiveIdentifier} should be "not-allowed"`);

  const info = await navigator.mediaCapabilities.decodingInfo({

    type: 'media-source',

    video: {

      width: 1280,

      height: 720,

      framerate: 30,

      bitrate: 10000,

      contentType

},

    keySystemConfiguration: {

      keySystem,

      persistentState: 'required',

      // Clearkey doesn't support 'required'

      distinctiveIdentifier: 'not-allowed',

},

});

  is(info.keySystemAccess.getConfiguration().persistentState, 'required',

     `${info.keySystemAccess.getConfiguration().persistentState} should be "required"`);

  is(info.keySystemAccess.getConfiguration().distinctiveIdentifier, 'not-allowed',

     `${info.keySystemAccess.getConfiguration().distinctiveIdentifier} should be "not-allowed"`);

  is(mksa.getConfiguration().persistentState,

     info.keySystemAccess.getConfiguration().persistentState,

     "They should be both 'required'");

  is(mksa.getConfiguration().distinctiveIdentifier,

     info.keySystemAccess.getConfiguration().distinctiveIdentifier,

     "They should be both 'not-allowed'");

});

</script>

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