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115 lines
4.1 KiB
HTML
115 lines
4.1 KiB
HTML
<!doctype html>
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<meta charset=utf-8>
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<title>RTCPeerConnection.prototype.setRemoteDescription - replaceTrack</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="RTCPeerConnection-helper.js"></script>
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<script>
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'use strict';
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// The following helper functions are called from RTCPeerConnection-helper.js:
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// getUserMediaTracksAndStreams
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async_test(t => {
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const caller = new RTCPeerConnection();
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t.add_cleanup(() => caller.close());
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return getUserMediaTracksAndStreams(2)
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.then(t.step_func(([tracks, streams]) => {
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const sender = caller.addTrack(tracks[0], streams[0]);
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return sender.replaceTrack(tracks[1])
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.then(t.step_func(() => {
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assert_equals(sender.track, tracks[1]);
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t.done();
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}));
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}))
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.catch(t.step_func(reason => {
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assert_unreached(reason);
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}));
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}, 'replaceTrack() sets the track attribute to a new track.');
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async_test(t => {
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const caller = new RTCPeerConnection();
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t.add_cleanup(() => caller.close());
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return getUserMediaTracksAndStreams(1)
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.then(t.step_func(([tracks, streams]) => {
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const sender = caller.addTrack(tracks[0], streams[0]);
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return sender.replaceTrack(null)
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.then(t.step_func(() => {
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assert_equals(sender.track, null);
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t.done();
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}));
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}))
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.catch(t.step_func(reason => {
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assert_unreached(reason);
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}));
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}, 'replaceTrack() sets the track attribute to null.');
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async_test(t => {
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const caller = new RTCPeerConnection();
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t.add_cleanup(() => caller.close());
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return getUserMediaTracksAndStreams(2)
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.then(t.step_func(([tracks, streams]) => {
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const sender = caller.addTrack(tracks[0], streams[0]);
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assert_equals(sender.track, tracks[0]);
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sender.replaceTrack(tracks[1]);
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// replaceTrack() is asynchronous, there should be no synchronously
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// observable effects.
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assert_equals(sender.track, tracks[0]);
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t.done();
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}))
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.catch(t.step_func(reason => {
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assert_unreached(reason);
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}));
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}, 'replaceTrack() does not set the track synchronously.');
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async_test(t => {
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const expectedException = 'InvalidStateError';
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const caller = new RTCPeerConnection();
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t.add_cleanup(() => caller.close());
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return getUserMediaTracksAndStreams(2)
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.then(t.step_func(([tracks, streams]) => {
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const sender = caller.addTrack(tracks[0], streams[0]);
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caller.close();
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return sender.replaceTrack(tracks[1])
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.then(t.step_func(() => {
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assert_unreached('Expected replaceTrack() to be rejected with ' +
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expectedException + ' but the promise was resolved.');
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}),
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t.step_func(e => {
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assert_equals(e.name, expectedException);
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t.done();
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}));
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}))
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.catch(t.step_func(reason => {
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assert_unreached(reason);
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}));
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}, 'replaceTrack() rejects when the peer connection is closed.');
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promise_test(async t => {
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const caller = new RTCPeerConnection();
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t.add_cleanup(() => caller.close());
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const [tracks, streams] = await getUserMediaTracksAndStreams(2);
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const sender = caller.addTrack(tracks[0], streams[0]);
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caller.removeTrack(sender);
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await sender.replaceTrack(tracks[1]);
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assert_equals(sender.track, tracks[1], "Make sure track gets updated");
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}, 'replaceTrack() does not reject when invoked after removeTrack().');
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promise_test(async t => {
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const caller = new RTCPeerConnection();
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t.add_cleanup(() => caller.close());
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const [tracks, streams] = await getUserMediaTracksAndStreams(2);
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const sender = caller.addTrack(tracks[0], streams[0]);
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let p = sender.replaceTrack(tracks[1])
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caller.removeTrack(sender);
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await p;
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assert_equals(sender.track, tracks[1], "Make sure track gets updated");
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}, 'replaceTrack() does not reject after a subsequent removeTrack().');
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// TODO(hbos): Verify that replaceTrack() changes what media is received on
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// the remote end of two connected peer connections. For video tracks, this
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// requires Chromium's video tag to update on receiving frames when running
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// content_shell. https://crbug.com/793808
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</script>
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