RTCRtpParameters-maxFramerate.html

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This WPT test may be referenced by the following Test IDs:
- /webrtc/RTCRtpParameters-maxFramerate.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>RTCRtpParameters encodings</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/webrtc/dictionary-helper.js"></script>

<script src="/webrtc/RTCRtpParameters-helper.js"></script>

<script>

'use strict';

test(t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  assert_throws_js(RangeError, () => pc.addTransceiver('video', {

    sendEncodings: [{

      maxFramerate: -10

}]

  }));

}, `addTransceiver() with sendEncoding.maxFramerate field set to less than 0 should reject with RangeError`);

test(t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  let {sender} = pc.addTransceiver('audio', {

    sendEncodings: [{

      maxFramerate: -10

}]

});

  let encodings = sender.getParameters().encodings;

  assert_equals(encodings.length, 1);

  assert_not_own_property(encodings[0], "maxFramerate");

  sender = pc.addTransceiver('audio', {

    sendEncodings: [{

      maxFramerate: 10

}]

  }).sender;

  encodings = sender.getParameters().encodings;

  assert_equals(encodings.length, 1);

  assert_not_own_property(encodings[0], "maxFramerate");

}, `addTransceiver('audio') with sendEncoding.maxFramerate should succeed, but remove the maxFramerate, even if it is invalid`);

promise_test(async t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  const {sender} = pc.addTransceiver('audio');

  let params = sender.getParameters();

  assert_equals(params.encodings.length, 1);

  params.encodings[0].maxFramerate = 20;

  await sender.setParameters(params);

  const {encodings} = sender.getParameters();

  assert_equals(encodings.length, 1);

  assert_not_own_property(encodings[0], "maxFramerate");

}, `setParameters with maxFramerate on an audio sender should succeed, but remove the maxFramerate`);

promise_test(async t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  const {sender} = pc.addTransceiver('audio');

  let params = sender.getParameters();

  assert_equals(params.encodings.length, 1);

  params.encodings[0].maxFramerate = -1;

  await sender.setParameters(params);

  const {encodings} = sender.getParameters();

  assert_equals(encodings.length, 1);

  assert_not_own_property(encodings[0], "maxFramerate");

}, `setParameters with an invalid maxFramerate on an audio sender should succeed, but remove the maxFramerate`);

promise_test(async t => {

  const pc = new RTCPeerConnection();

  t.add_cleanup(() => pc.close());

  const { sender } = pc.addTransceiver('video');

  await doOfferAnswerExchange(t, pc);

  const param = sender.getParameters();

  const encoding = param.encodings[0];

  assert_not_own_property(encoding, "maxFramerate");

  encoding.maxFramerate = -10;

  return promise_rejects_js(t, RangeError,

    sender.setParameters(param));

}, `setParameters() with encoding.maxFramerate field set to less than 0 should reject with RangeError`);

// It would be great if we could test to see whether maxFramerate is actually

// honored.

test_modified_encoding('video', 'maxFramerate', 24, 16,

  'setParameters() with maxFramerate 24->16 should succeed');

test_modified_encoding('video', 'maxFramerate', undefined, 16,

  'setParameters() with maxFramerate undefined->16 should succeed');

test_modified_encoding('video', 'maxFramerate', 24, undefined,

  'setParameters() with maxFramerate 24->undefined should succeed');

test_modified_encoding('video', 'maxFramerate', 0, 16,

  'setParameters() with maxFramerate 0->16 should succeed');

test_modified_encoding('video', 'maxFramerate', 24, 0,

  'setParameters() with maxFramerate 24->0 should succeed');

</script>