67 lines
2.4 KiB
HTML
67 lines
2.4 KiB
HTML
<!DOCTYPE html>
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<body>
|
|
<canvas id='canvas' width=10 height=10></canvas>
|
|
</body>
|
|
<script>
|
|
|
|
// This test verifies that MediaStreamTrack.applyConstraints() exists and that,
|
|
// when called with no parameters, returns a Promise that is resolved. This
|
|
// might not make sense: https://github.com/w3c/mediacapture-main/issues/438 .
|
|
// Other tests go deeper.
|
|
promise_test(function(t) {
|
|
var canvas = document.getElementById('canvas');
|
|
var context = canvas.getContext("2d");
|
|
context.fillStyle = "red";
|
|
context.fillRect(0, 0, 10, 10);
|
|
|
|
var stream = canvas.captureStream();
|
|
assert_equals(stream.getAudioTracks().length, 0);
|
|
assert_equals(stream.getVideoTracks().length, 1);
|
|
|
|
var videoTrack = stream.getVideoTracks()[0];
|
|
return videoTrack.applyConstraints();
|
|
}, 'MediaStreamTrack.applyConstraints()');
|
|
|
|
// This test verifies that MediaStreamTrack.applyConstraints() exists and that,
|
|
// when called with an empty advanced constraint set, returns a Promise that is
|
|
// resolved.
|
|
promise_test(function(t) {
|
|
var canvas = document.getElementById('canvas');
|
|
var context = canvas.getContext("2d");
|
|
context.fillStyle = "red";
|
|
context.fillRect(0, 0, 10, 10);
|
|
|
|
var stream = canvas.captureStream();
|
|
assert_equals(stream.getAudioTracks().length, 0);
|
|
assert_equals(stream.getVideoTracks().length, 1);
|
|
|
|
var videoTrack = stream.getVideoTracks()[0];
|
|
return videoTrack.applyConstraints({advanced: []});
|
|
}, 'MediaStreamTrack.applyConstraints({advanced: []})');
|
|
|
|
// This test verifies that applyConstraints() rejects the returned Promise if
|
|
// passed a non-supported image-capture constraint (https://crbug.com/711694).
|
|
promise_test(async function(t) {
|
|
var canvas = document.getElementById('canvas');
|
|
var context = canvas.getContext("2d");
|
|
context.fillStyle = "red";
|
|
context.fillRect(0, 0, 10, 10);
|
|
|
|
var stream = canvas.captureStream();
|
|
var videoTrack = stream.getVideoTracks()[0];
|
|
|
|
// Use e.g. |torch| as an example of unsupported constraint.
|
|
assert_false("torch" in videoTrack.getCapabilities());
|
|
try {
|
|
await videoTrack.applyConstraints({torch: {exact: true}});
|
|
} catch (error) {
|
|
assert_equals(error.name, 'OverconstrainedError');
|
|
assert_equals(error.constraint, 'torch');
|
|
return;
|
|
}
|
|
assert_unreached('expected applyConstraints to reject');
|
|
}, 'MediaStreamTrack.applyConstraints() with unsupported constraint');
|
|
|
|
</script>
|