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<!DOCTYPE html>
<meta charset="utf-8">
<title>Tests for RTCRtpReceiver-playoutDelayHint attribute</title>
<link rel="help" href="https://henbos.github.io/webrtc-extensions/#dom-rtcrtpreceiver-playoutdelayhint">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<script>
'use strict'
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('audio', {direction:'recvonly'});
assert_equals(receiver.playoutDelayHint, null);
}, 'audio playoutDelayHint is null by default');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('audio', {direction:'recvonly'});
receiver.playoutDelayHint = 0.5;
assert_equals(receiver.playoutDelayHint, 0.5);
}, 'audio playoutDelayHint accepts posititve values');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('audio', {direction:'recvonly'});
receiver.playoutDelayHint = 20.5;
assert_equals(receiver.playoutDelayHint, 20.5);
}, 'audio playoutDelayHint accepts large positive values');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('audio', {direction:'recvonly'});
receiver.playoutDelayHint = 0.7
assert_throws_js(TypeError, () => {
receiver.playoutDelayHint = -0.5;
}, 'audio playoutDelayHint doesn\'t accept negative values');
assert_equals(receiver.playoutDelayHint, 0.7);
}, 'audio playoutDelayHint returns last valid value on throw');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('audio', {direction:'recvonly'});
receiver.playoutDelayHint = 0.0;
assert_equals(receiver.playoutDelayHint, 0.0);
}, 'audio playoutDelayHint allows zero value');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('audio', {direction:'recvonly'});
receiver.playoutDelayHint = 0.5;
receiver.playoutDelayHint = null;
assert_equals(receiver.playoutDelayHint, null);
}, 'audio playoutDelayHint allows to reset value to null');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('video', {direction:'recvonly'});
assert_equals(receiver.playoutDelayHint, null);
}, 'video playoutDelayHint is null by default');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('video', {direction:'recvonly'});
receiver.playoutDelayHint = 0.5;
assert_equals(receiver.playoutDelayHint, 0.5);
}, 'video playoutDelayHint accepts posititve values');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('video', {direction:'recvonly'});
receiver.playoutDelayHint = 20.5;
assert_equals(receiver.playoutDelayHint, 20.5);
}, 'video playoutDelayHint accepts large posititve values');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('video', {direction:'recvonly'});
receiver.playoutDelayHint = 0.7
assert_throws_js(TypeError, () => {
receiver.playoutDelayHint = -0.5;
}, 'video playoutDelayHint doesn\'t accept negative values');
assert_equals(receiver.playoutDelayHint, 0.7);
}, 'video playoutDelayHint returns last valid value');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('video', {direction:'recvonly'});
receiver.playoutDelayHint = 0.0;
assert_equals(receiver.playoutDelayHint, 0.0);
}, 'video playoutDelayHint allows zero value');
test(t => {
const pc = new RTCPeerConnection();
t.add_cleanup(() => pc.close());
const {receiver} = pc.addTransceiver('video', {direction:'recvonly'});
receiver.playoutDelayHint = 0.5;
receiver.playoutDelayHint = null;
assert_equals(receiver.playoutDelayHint, null);
}, 'video playoutDelayHint allows to reset value to null');
</script>
</body>
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