54 lines
1.8 KiB
HTML
54 lines
1.8 KiB
HTML
<!DOCTYPE html>
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<link rel="help" href="https://w3c.github.io/screen-wake-lock/#the-onrelease-attribute">
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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="/resources/testdriver.js"></script>
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<script src="/resources/testdriver-vendor.js"></script>
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<script>
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promise_test(async t => {
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await test_driver.set_permission({name: 'screen-wake-lock'}, 'granted');
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const lock = await navigator.wakeLock.request("screen");
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return new Promise(resolve => {
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lock.onrelease = resolve;
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lock.release();
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}).then(ev => {
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assert_class_string(ev, "Event", "release() must fire an Event object");
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assert_equals(ev.target, lock, "The event's target must be the lock that was acquired");
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assert_true(ev.isTrusted);
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assert_false(ev.bubbles);
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assert_false(ev.cancelable);
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});
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}, "Test onreleased event's basic properties");
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promise_test(async t => {
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await test_driver.set_permission({ name: 'screen-wake-lock' }, 'granted');
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const lock = await navigator.wakeLock.request("screen");
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let releaseFired = false;
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lock.onrelease = t.step_func(() => {
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releaseFired = true;
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});
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const releasePromise = lock.release();
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assert_true(releaseFired, "The 'release' event fires immediately after release() is called");
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return releasePromise;
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}, "Ensure onrelease is called before WakeLockSentinel.release() resolves");
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promise_test(async t => {
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await test_driver.set_permission({ name: 'screen-wake-lock' }, 'granted');
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const lock = await navigator.wakeLock.request("screen");
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let eventCount = 0;
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lock.onrelease = t.step_func(() => {
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eventCount++;
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});
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await lock.release();
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await lock.release();
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assert_equals(eventCount, 1, "The 'release' event was fired once");
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}, "Ensure onrelease is fired exactly once");
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</script>
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