26 lines
945 B
HTML
26 lines
945 B
HTML
<!DOCTYPE html>
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<title>Document#onfullscreenchange</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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<script>
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promise_test(async (t) => {
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const div = document.querySelector("div");
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assert_equals(
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document.onfullscreenchange,
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null,
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"initial onfullscreenchange"
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);
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const [, event] = await Promise.all([
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trusted_request(div),
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new Promise((r) =>
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document.addEventListener("fullscreenchange", r)
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),
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]);
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assert_true(event instanceof Event);
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assert_equals(event.target, div);
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}, "Checks that the fullscreenchange event is fired when entering fullscreen");
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</script>
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