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75 lines
2.6 KiB
HTML
75 lines
2.6 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>wake lock state should be global</title>
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<link rel="help" href="https://w3c.github.io/wake-lock/">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<body>
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<script id="iframe" type="text/plain">
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let iframeWakeLock;
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const controller = new AbortController();
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const signal = controller.signal;
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window.onmessage = async message => {
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switch(message.data) {
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case "ACQUIRED":
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iframeWakeLock = new WakeLock("screen");
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await iframeWakeLock.request({ signal });
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parent.postMessage(iframeWakeLock.active, "*");
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break;
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case "RELEASED":
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controller.abort();
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parent.postMessage(iframeWakeLock.active, "*");
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break;
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default:
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parent.postMessage("unknown operation", "*");
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}
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}
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</script>
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<script>
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function load_iframe() {
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return new Promise(resolve => {
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const iframe = document.createElement("iframe");
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iframe.onload = () => { resolve(iframe); };
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iframe.srcdoc = "<script>" +
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document.getElementById('iframe').textContent +
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"<\/script>";
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document.body.appendChild(iframe);
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});
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}
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function wait_for_message(iframe) {
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return new Promise(resolve => {
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self.addEventListener("message", function listener(e) {
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if (e.source === iframe.contentWindow) {
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resolve(e.data);
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self.removeEventListener("message", listener);
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}
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});
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});
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}
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promise_test(async t => {
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const wakeLock = await new WakeLock("screen");
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const iframe = await load_iframe();
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const eventWatcher = new EventWatcher(t, wakeLock, "activechange");
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assert_false(wakeLock.active, "wakeLock is initially false");
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//when iframe wake lock is acquired, parent wake lock should be actived
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iframe.contentWindow.postMessage("ACQUIRED", "*");
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const isActive1 = await wait_for_message(iframe);
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await eventWatcher.wait_for("activechange");
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assert_true(isActive1, "the iframe wake lock state is actived when iframe wake lock is acquired");
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assert_true(wakeLock.active, "the wake lock state is actived when iframe wake lock is acquired");
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//when iframe wake lock is released, parent wake lock should be inactived
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iframe.contentWindow.postMessage("RELEASED", "*");
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const isActive2 = await wait_for_message(iframe);
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eventWatcher.wait_for("activechange");
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assert_false(isActive2, "the iframe wake lock state is inactived when iframe wake lock is released");
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assert_false(wakeLock.active, "the wake lock state is inactived when iframe wake lock is released");
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}, "Test that wake lock state should be global");
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</script>
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</body>
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