[RTCRtpParameters-encodings.html]
  [addTransceiver() with undefined sendEncodings should have default encoding parameter with active set to true]
    expected: FAIL

  [addTransceiver() with empty list sendEncodings should have default encoding parameter with active set to true]
    expected: FAIL

  [sender.getParameters() should return sendEncodings set by addTransceiver()]
    expected: FAIL

  [sender.setParameters() with mismatch number of encodings should reject with InvalidModificationError]
    expected: FAIL

  [sender.setParameters() with encodings unset should reject with InvalidModificationError]
    expected: FAIL

  [setParameters() with modified encoding.ssrc field should reject with InvalidModificationError]
    expected: FAIL

  [setParameters() with modified encoding.rtx field should reject with InvalidModificationError]
    expected: FAIL

  [setParameters() with modified encoding.fec field should reject with InvalidModificationError]
    expected: FAIL

  [setParameters() with modified encoding.rid field should reject with InvalidModificationError]
    expected: FAIL

  [setParameters() with encoding.scaleResolutionDownBy field set to less than 1.0 should reject with RangeError]
    expected: FAIL

  [setParameters() with encoding.scaleResolutionDownBy field set to greater than 1.0 should succeed]
    expected: FAIL

  [setParameters() with modified encoding.dtx should succeed]
    expected: FAIL

  [setParameters() with unset encoding.dtx should succeed]
    expected: FAIL

  [setParameters() with modified encoding.active should succeed]
    expected: FAIL

  [setParameters() with modified encoding.priority should succeed]
    expected: FAIL

  [setParameters() with modified encoding.ptime should succeed]
    expected: FAIL

  [setParameters() with modified encoding.maxBitrate should succeed]
    expected: FAIL

  [setParameters() with modified encoding.maxFramerate should succeed]
    expected: FAIL