| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>WakeLock object is independent</title> |
| <link rel="help" href="https://w3c.github.io/wake-lock/"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <body> |
| <script id="iframe" type="text/plain"> |
| let iframeWakeLock, iframeRequest; |
| window.onmessage = async message => { |
| switch(message.data) { |
| case "INIT": |
| iframeWakeLock = await navigator.getWakeLock("screen"); |
| parent.postMessage(iframeWakeLock.active, "*"); |
| break; |
| case "ACQUIRED": |
| iframeRequest = iframeWakeLock.createRequest(); |
| parent.postMessage(iframeWakeLock.active, "*"); |
| break; |
| case "RELEASED": |
| iframeRequest.cancel(); |
| parent.postMessage(iframeWakeLock.active, "*"); |
| break; |
| default: |
| parent.postMessage("unknown operation", "*"); |
| } |
| } |
| </script> |
| |
| <script> |
| function load_iframe() { |
| return new Promise(resolve => { |
| const iframe = document.createElement("iframe"); |
| iframe.onload = () => { resolve(iframe); }; |
| iframe.srcdoc = "<script>" + |
| document.getElementById('iframe').textContent + |
| "<\/script>"; |
| document.body.appendChild(iframe); |
| }); |
| } |
| |
| function wait_for_message(iframe) { |
| return new Promise(resolve => { |
| self.addEventListener("message", function listener(e) { |
| if (e.source === iframe.contentWindow) { |
| resolve(e.data); |
| self.removeEventListener("message", listener); |
| } |
| }); |
| }); |
| } |
| |
| promise_test(async t => { |
| const wakeLock1 = await navigator.getWakeLock("screen"); |
| const wakeLock2 = await navigator.getWakeLock("screen"); |
| const iframe = await load_iframe(); |
| |
| //when wakeLock1 is acquired, wakeLock2 and iframeWakeLock are still inactived |
| iframe.contentWindow.postMessage("INIT", "*"); |
| let request1 = wakeLock1.createRequest(); |
| let isActive1 = await wait_for_message(iframe); |
| assert_true(wakeLock1.active, "the active is true when wakeLock1 is acquired"); |
| assert_false(wakeLock2.active, "the active is false before wakeLock2 is acquired"); |
| assert_false(isActive1, "the active is false before iframeWakeLock is acquired"); |
| |
| //when wakeLock2 and iframeWakeLock are acquired, release wakeLock1 |
| iframe.contentWindow.postMessage("ACQUIRED", "*"); |
| let isActive2 = await wait_for_message(iframe); |
| request1.cancel(); |
| let request2 = wakeLock2.createRequest(); |
| assert_false(wakeLock1.active, "the active is false when wakeLock1 is released"); |
| assert_true(wakeLock2.active, "the active is true when wakeLock2 is acquired"); |
| assert_true(isActive2, "the active is true when iframeWakeLock is acquired"); |
| |
| //release all WakeLock objects |
| iframe.contentWindow.postMessage("RELEASED", "*"); |
| let isActive3 = await wait_for_message(iframe); |
| request2.cancel(); |
| assert_false(wakeLock1.active, "the active is false when wakeLock1 is released"); |
| assert_false(wakeLock2.active, "the active is false when wakeLock2 is released"); |
| assert_false(isActive3, "the active is false when iframeWakeLock is released"); |
| }, "Test that the WakeLock object is independent."); |
| </script> |
| </body> |
