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<!DOCTYPE html>
<html>
<head>
<title>EditContext: The activation is synced with the associated element being focused or not</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
</head>
<body>
<div>Test</div>
<button>Click</button>
<input type="text" value="" />
<script>
promise_test(async () => {
const div = document.querySelector('div');
const editContext = new EditContext();
let firedTextUpdate = false;
editContext.addEventListener('textupdate', e => {
firedTextUpdate = true;
div.textContent = e.text;
});
div.editContext = editContext;
div.focus();
assert_equals(document.activeElement, div);
const button = document.querySelector('button');
const input = document.querySelector('input');
button.addEventListener('focus', () => {
input.focus();
});
await test_driver.click(button);
// The focus is on the input element, editContext should be deactivated.
assert_equals(document.activeElement, input);
const key = 'A';
await (new test_driver.Actions()
.keyDown(key)
.keyUp(key)
.send());
assert_false(firedTextUpdate);
assert_equals(div.textContent, 'Test');
assert_equals(input.value, key);
}, `If an element with an associated EditContext loses focus, the EditContext is deactivated even when another focus change was triggered recursively.`);
</script>
</body>
</html>
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