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<!DOCTYPE html>
<meta charset="utf-8">
<title>Selectors Level 4: focus</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
<link rel="help" href="https://drafts.csswg.org/selectors-4/#focus-pseudo">
<link rel="help" href="https://html.spec.whatwg.org/multipage/interaction.html#focus-fixup-rule">
<meta name="assert" content="Checks ':focus' pseudo-class after 'display: none'.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="wrapper">
<input id="input">
</div>
<script>
"use strict";
const wrapper = document.getElementById("wrapper");
const input = document.getElementById("input");
async_test((t) => {
input.focus();
window.requestAnimationFrame(() => {
t.step(() => assert_true(input.matches(":focus"),
"Check input matches ':focus' after being focused"));
input.style.display = "none";
window.requestAnimationFrame(() => {
t.step(() => assert_false(input.matches(":focus"),
"Check input doesn't match ':focus' after getting 'display: none'"));
input.style.display = "inline";
t.done();
});
});
}, "Test ':focus' after 'display:none' on input");
async_test((t) => {
input.focus();
window.requestAnimationFrame(() => {
t.step(() => assert_true(input.matches(":focus"),
"Check input matches ':focus' after being focused"));
wrapper.style.display = "none";
window.requestAnimationFrame(() => {
t.step(() => assert_false(input.matches(":focus"),
"Check input doesn't match ':focus' after parent got 'display: none'"));
wrapper.style.display = "block";
t.done();
});
});
}, "Test ':focus' after 'display:none' on input's parent");
</script>
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