20 lines
899 B
HTML
20 lines
899 B
HTML
<!DOCTYPE html>
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<link rel="help" href="https://w3c.github.io/screen-wake-lock/#dom-wakelocksentinel-released">
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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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assert_false(lock.released, "lock.released must be false on creation");
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lock.onrelease = t.step_func(() => {
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assert_true(lock.released, "WakeLockSentinel.released is true in an onrelease event handler");
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});
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await lock.release();
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assert_true(lock.released, "WakeLockSentinel.released remains true outside the event handler");
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}, "The released attribute inside an event handler");
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</script>
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