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