mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-27 23:02:20 +00:00
3e113b6ecc
Differential Revision: https://phabricator.services.mozilla.com/D52819 --HG-- extra : moz-landing-system : lando
129 lines
3.8 KiB
HTML
129 lines
3.8 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<!--
|
|
https://bugzilla.mozilla.org/show_bug.cgi?id=1041393
|
|
-->
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>ImageCapture tests</title>
|
|
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
|
|
<script src="/tests/SimpleTest/SimpleTest.js"></script>
|
|
<script type="text/javascript" src="gUM_support.js"></script>
|
|
</head>
|
|
<body>
|
|
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1041393">ImageCapture tests</a>
|
|
<script type="application/javascript">
|
|
|
|
// Check if the callback returns even no JS reference on it.
|
|
async function gcTest(track) {
|
|
const repeat = 100;
|
|
const promises = [];
|
|
for (let i = 0; i < repeat; ++i) {
|
|
const imageCapture = new ImageCapture(track);
|
|
promises.push(new Promise((resolve, reject) => {
|
|
imageCapture.onphoto = resolve;
|
|
imageCapture.onerror = () =>
|
|
reject(new Error(`takePhoto gcTest failure for capture ${i}`));
|
|
}));
|
|
imageCapture.takePhoto();
|
|
}
|
|
info("Call gc ");
|
|
SpecialPowers.gc();
|
|
await Promise.all(promises);
|
|
}
|
|
|
|
// Continue calling takePhoto() in rapid succession.
|
|
async function rapidTest(track) {
|
|
const repeat = 100;
|
|
const imageCapture = new ImageCapture(track);
|
|
// "error" can fire synchronously in `takePhoto`
|
|
const errorPromise = new Promise(r => imageCapture.onerror = r);
|
|
for (let i = 0; i < repeat; ++i) {
|
|
imageCapture.takePhoto();
|
|
}
|
|
for (let i = 0; i < repeat; ++i) {
|
|
await Promise.race([
|
|
new Promise(r => imageCapture.onphoto = r),
|
|
errorPromise.then(() => Promise.reject(new Error("Capture failed"))),
|
|
]);
|
|
}
|
|
}
|
|
|
|
// Check if the blob is decodable.
|
|
async function blobTest(track) {
|
|
const imageCapture = new ImageCapture(track);
|
|
// "error" can fire synchronously in `takePhoto`
|
|
const errorPromise = new Promise(r => imageCapture.onerror = r);
|
|
imageCapture.takePhoto();
|
|
const blob = await Promise.race([
|
|
new Promise(r => imageCapture.onphoto = r),
|
|
errorPromise.then(() => Promise.reject(new Error("Capture failed"))),
|
|
]);
|
|
|
|
const img = new Image();
|
|
img.src = URL.createObjectURL(blob.data);
|
|
await new Promise((resolve, reject) => {
|
|
img.onload = resolve;
|
|
img.onerror = () => reject(new Error("Decode failed"));
|
|
});
|
|
}
|
|
|
|
// It should return an error event after disabling video track.
|
|
async function trackTest(track) {
|
|
const imageCapture = new ImageCapture(track);
|
|
track.enabled = false;
|
|
try {
|
|
const errorPromise = new Promise(r => imageCapture.onerror = r);
|
|
imageCapture.takePhoto();
|
|
const error = await Promise.race([
|
|
errorPromise,
|
|
new Promise(r => imageCapture.onphoto = r).then(
|
|
() => Promise.reject(new Error("Disabled video track should fail"))),
|
|
]);
|
|
is(error.imageCaptureError.code, error.imageCaptureError.PHOTO_ERROR,
|
|
"Expected error code")
|
|
} finally {
|
|
track.enabled = true;
|
|
}
|
|
}
|
|
|
|
async function init() {
|
|
// Use loopback camera if available, otherwise fake.
|
|
// MediaTrackGraph will be the backend of ImageCapture.
|
|
await setupGetUserMediaTestPrefs();
|
|
let stream = await navigator.mediaDevices.getUserMedia({video: true});
|
|
return stream.getVideoTracks()[0];
|
|
}
|
|
|
|
async function start() {
|
|
try {
|
|
const track = await init();
|
|
info("ImageCapture track disable test.");
|
|
await trackTest(track);
|
|
info("ImageCapture blob test.");
|
|
await blobTest(track);
|
|
info("ImageCapture rapid takePhoto() test.");
|
|
await rapidTest(track);
|
|
info("ImageCapture multiple instances test.");
|
|
await gcTest(track);
|
|
} catch (e) {
|
|
ok(false, "Unexpected error during test: " + e);
|
|
} finally {
|
|
SimpleTest.finish();
|
|
}
|
|
}
|
|
|
|
SimpleTest.requestCompleteLog();
|
|
SimpleTest.waitForExplicitFinish();
|
|
|
|
SpecialPowers.pushPrefEnv({
|
|
"set": [
|
|
["dom.imagecapture.enabled", true],
|
|
["media.navigator.permission.disabled", true],
|
|
],
|
|
}, start);
|
|
</script>
|
|
</pre>
|
|
</body>
|
|
</html>
|