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47 lines
1.7 KiB
HTML
47 lines
1.7 KiB
HTML
<!DOCTYPE html>
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<title>Document#exitFullscreen() for nested fullscreen</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><div></div></div>
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<script>
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promise_test(async (t) => {
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const outer = document.querySelector("div");
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const inner = outer.firstChild;
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document.onfullscreenerror = t.unreached_func("fullscreenerror event");
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// First request fullscreen for the outer element.
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await Promise.all([
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fullScreenChange(),
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trusted_request(outer),
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]);
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assert_equals(document.fullscreenElement, outer);
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// Then request fullscreen for the inner element.
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const p = trusted_request(inner);
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// Even though we are already in fullscreen, the change in
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// document.fullscreenElement should not happen synchronously.
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assert_equals(document.fullscreenElement, outer);
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await Promise.all([
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fullScreenChange(),
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p,
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]);
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assert_equals(document.fullscreenElement, inner);
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// Now exit fullscreen.
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const exitP = document.exitFullscreen();
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// Even though we don't need to exit fullscreen, the change in
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// document.fullscreenElement should not happen synchronously.
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assert_equals(document.fullscreenElement, inner);
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await Promise.all([
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exitP,
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fullScreenChange(),
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]);
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assert_equals(document.fullscreenElement, outer);
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}, "Exit fullscreen for nested fullscreen");
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</script>
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