| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>wake lock applicability test</title> |
| <link rel="help" href="https://w3c.github.io/wake-lock/#dfn-applicable-wake-lock"> |
| <meta name="flags" content="interact"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <p> |
| Lock and turn off the screen, then turn on and unlock the screen. |
| </p> |
| <p> |
| Note: All the actions need to be done in 60 seconds, otherwise it will get TIMEOUT. |
| </p> |
| <script> |
| |
| setup({ explicit_timeout: true }); |
| |
| promise_test(async t => { |
| const wakeLock = new WakeLock("screen"); |
| |
| const controller = new AbortController(); |
| const signal = controller.signal; |
| |
| await wakeLock.request({ signal }); |
| assert_true(wakeLock.active, "the active is true when wake lock is acquired"); |
| const eventWatcher = new EventWatcher(t, document, "visibilitychange"); |
| |
| //lock screen to fire 'visibilitychange' |
| await eventWatcher.wait_for("visibilitychange"); |
| assert_true(document.hidden, "document is hidden when screen is locked"); |
| assert_false(wakeLock.active, "the screen wake lock is not active when screen is switched off"); |
| |
| //unlock screen to fire 'visibilitychange' |
| await eventWatcher.wait_for("visibilitychange"); |
| assert_false(document.hidden, "document is visiable when screen is unlocked"); |
| assert_true(wakeLock.active, "the screen wake lock is active when screen is switched on again"); |
| controller.abort(); |
| }, "The screen wake lock isn't applicable after the screen is manually swiched off" |
| + " by the user until it is switched on again."); |
| |
| |
| promise_test(async t => { |
| const wakeLock = new WakeLock("system"); |
| |
| const controller = new AbortController(); |
| const signal = controller.signal; |
| |
| await wakeLock.request({ signal }); |
| assert_true(wakeLock.active, "the active is true when wake lock is acquired"); |
| const eventWatcher = new EventWatcher(t, document, "visibilitychange"); |
| |
| //lock screen to fire 'visibilitychange' |
| await eventWatcher.wait_for("visibilitychange"); |
| assert_true(document.hidden, "document is hidden when screen is locked"); |
| assert_true(wakeLock.active, "the system wake lock is still active when screen is switched off"); |
| controller.abort(); |
| }, "Manually switching off the screen will not affect the applicability of the system wake lock."); |
| |
| </script> |
