63 lines
2 KiB
HTML
63 lines
2 KiB
HTML
<!DOCTYPE html>
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<title>
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Document#fullscreenEnabled removing allowfullscreen after load and then
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navigating
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</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<div id="log"></div>
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<iframe></iframe>
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<script>
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function requestStatus(iframe) {
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iframe.contentWindow.postMessage(
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"What is document.fullscreenEnabled?",
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"*"
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);
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return new Promise((resolve) => {
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window.addEventListener("message", function listener(e) {
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window.removeEventListener("message", listener);
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resolve(event.data);
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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 iframe = document.querySelector("iframe");
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iframe.allowFullscreen = true;
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assert_true(iframe.allowFullscreen, "allowFullscreen is false");
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assert_true(
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iframe.hasAttribute("allowfullscreen"),
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"allowFullscreen attribute is present"
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);
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await new Promise((resolve) => {
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iframe.onload = resolve;
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const path = location.pathname.substring(
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0,
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location.pathname.lastIndexOf("/") + 1
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);
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iframe.src = `http://{{hosts[][]}}:{{ports[http][0]}}${path}resources/echo-fullscreenEnabled.html`;
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});
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assert_true(
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await requestStatus(iframe),
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"document.fullscreenEnabled in the iframe, before navigation"
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);
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iframe.allowFullscreen = false;
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assert_false(iframe.allowFullscreen, "allowFullscreen is false");
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assert_false(
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iframe.hasAttribute("allowfullscreen"),
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"allowFullscreen attribute is not present"
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);
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await new Promise((resolve) => {
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iframe.onload = resolve;
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iframe.contentWindow.location.href = iframe.src + "?2";
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});
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assert_false(
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await requestStatus(iframe),
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"document.fullscreenEnabled in the iframe, after navigation"
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);
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});
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</script>
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