33 lines
1.2 KiB
HTML
33 lines
1.2 KiB
HTML
<!DOCTYPE html>
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<title>Remove the child of the fullscreen element</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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<script src="/resources/testdriver.js"></script>
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<script src="/resources/testdriver-vendor.js"></script>
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<script src="../trusted-click.js"></script>
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<div id="log"></div>
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<div id="parent">
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<div></div>
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</div>
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<script>
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promise_test(async (t) => {
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t.add_cleanup(() => {
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if (document.fullscreenElement) {
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return document.exitFullscreen();
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}
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});
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const parent = document.getElementById("parent");
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await Promise.all([trusted_request(parent), fullScreenChange()]);
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assert_equals(document.fullscreenElement, parent);
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parent.textContent = ""; // removes all children
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// The fullscreen element should not be affected.
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assert_equals(document.fullscreenElement, parent);
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document.onfullscreenchange = t.unreached_func("fullscreenchange event");
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// A fullscreenchange event would be fired after an async section
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// and an animation frame task, so wait until after that.
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await new Promise((resolve) => {
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requestAnimationFrame(resolve);
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});
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});
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</script>
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