Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
- This WPT test may be referenced by the following Test IDs:
- /screen-wake-lock/wakelock-onrelease.https.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script>
promise_test(async t => {
await test_driver.set_permission({name: 'screen-wake-lock'}, 'granted');
const lock = await navigator.wakeLock.request("screen");
return new Promise(resolve => {
lock.onrelease = resolve;
lock.release();
}).then(ev => {
assert_class_string(ev, "Event", "release() must fire an Event object");
assert_equals(ev.target, lock, "The event's target must be the lock that was acquired");
assert_true(ev.isTrusted);
assert_false(ev.bubbles);
assert_false(ev.cancelable);
});
}, "Test onreleased event's basic properties");
promise_test(async t => {
await test_driver.set_permission({ name: 'screen-wake-lock' }, 'granted');
const lock = await navigator.wakeLock.request("screen");
let releaseFired = false;
lock.onrelease = t.step_func(() => {
releaseFired = true;
});
const releasePromise = lock.release();
assert_true(releaseFired, "The 'release' event fires immediately after release() is called");
return releasePromise;
}, "Ensure onrelease is called before WakeLockSentinel.release() resolves");
promise_test(async t => {
await test_driver.set_permission({ name: 'screen-wake-lock' }, 'granted');
const lock = await navigator.wakeLock.request("screen");
let eventCount = 0;
lock.onrelease = t.step_func(() => {
eventCount++;
});
await lock.release();
await lock.release();
assert_equals(eventCount, 1, "The 'release' event was fired once");
}, "Ensure onrelease is fired exactly once");
</script>