Source code
Revision control
Copy as Markdown
Other Tools
Test Info: Warnings
- This test has a WPT meta file that expects 3 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /mediacapture-record/MediaRecorder-error.html - WPT Dashboard Interop Dashboard
<!doctype html>
<html>
<head>
<title>MediaRecorder Error</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="utils/sources.js"></script>
</head>
<body>
<script>
async_test(t => {
const {stream: video, control} = createVideoStream(t);
const {stream: audio} = createAudioStream(t);
const recorder = new MediaRecorder(video);
recorder.onerror = t.step_func(event => {
assert_true(event instanceof ErrorEvent, 'the type of event should be ErrorEvent');
assert_equals(event.error.name, 'InvalidModificationError', 'the type of error should be InvalidModificationError when track has been added or removed');
assert_true(event.isTrusted, 'isTrusted should be true when the event is created by C++');
assert_equals(recorder.state, "inactive", "MediaRecorder has been stopped after adding a track to stream");
t.done();
});
recorder.start();
assert_equals(recorder.state, "recording", "MediaRecorder has been started successfully");
video.addTrack(audio.getAudioTracks()[0]);
control.addVideoFrame();
t.step_timeout(() => {
assert_unreached("error event is not fired after 2 seconds");
}, 2000);
}, "MediaRecorder will stop recording when any of track is added and error event will be fired");
async_test(t => {
const {stream: video, control} = createVideoStream(t);
const recorder = new MediaRecorder(video);
recorder.onerror = t.step_func(event => {
assert_true(event instanceof ErrorEvent, 'the type of event should be ErrorEvent');
assert_equals(event.error.name, 'InvalidModificationError', 'the type of error should be InvalidModificationError when track has been added or removed');
assert_true(event.isTrusted, 'isTrusted should be true when the event is created by C++');
assert_equals(recorder.state, "inactive", "MediaRecorder has been stopped after removing a track from stream");
t.done();
});
recorder.start();
assert_equals(recorder.state, "recording", "MediaRecorder has been started successfully");
video.removeTrack(video.getVideoTracks()[0]);
control.addVideoFrame();
t.step_timeout(() => {
assert_unreached("error event is not fired after 2 seconds");
}, 2000);
}, "MediaRecorder will stop recording when any of track is removed and error event will be fired");
test(t => {
const {stream: video} = createVideoStream(t);
const recorder = new MediaRecorder(video);
recorder.start();
assert_equals(recorder.state, "recording", "MediaRecorder has been started successfully");
assert_throws_dom("InvalidStateError", function() {
recorder.start();
});
}, "MediaRecorder cannot start recording when MediaRecorder' state is not inactive and an InvalidStateError should be thrown");
test(t => {
const { stream: video } = createVideoStream(t);
assert_throws_dom("NotSupportedError", function () {
new MediaRecorder(video, {
videoKeyFrameIntervalDuration: 10,
videoKeyFrameIntervalCount: 10,
});
});
}, "MediaRecorder throws NotSupportedError when given both videoKeyFrameIntervalDuration and videoKeyFrameIntervalCount");
</script>
</body>
</html>