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24 lines
965 B
HTML
24 lines
965 B
HTML
<!DOCTYPE html>
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<title>
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Element#requestFullscreen() when not allowed to request fullscreen
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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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<script>
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promise_test(async (t) => {
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const div = document.querySelector("div");
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const errorEventPromise = new Promise(
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(resolve) => (document.onfullscreenerror = resolve)
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);
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const [, event] = await Promise.all([
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promise_rejects_js(t, TypeError, div.requestFullscreen()),
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errorEventPromise,
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]);
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assert_equals(event.type, "fullscreenerror");
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assert_equals(event.target, div, "event.target");
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assert_true(event.bubbles, "event.bubbles");
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assert_false(event.cancelable, "event.cancelable");
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assert_true(event.composed, "event.composed");
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}, "requestFullscreen() when not allowed to request fullscreen");
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</script>
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