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<!DOCTYPE html>
<html>
<head>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="./resources/common.js"></script>
<script>
promise_test(() => {
return waitUntilLoadedAndAutofocused().then(() => {
assert_equals(document.activeElement, document.getElementById("outer-button"));
var dialog = document.getElementById('dialog');
dialog.showModal();
autofocusButton = document.getElementById('autofocus-button');
assert_equals(document.activeElement, autofocusButton);
anotherButton = document.getElementById('another-button');
anotherButton.focus();
assert_equals(document.activeElement, anotherButton);
// Test that recreating layout does not give focus back to a previously autofocused element.
autofocusButton.style.display = 'none';
document.body.offsetHeight;
autofocusButton.style.display = 'block';
document.body.offsetHeight;
assert_equals(document.activeElement, anotherButton);
// Test that reinserting does not give focus back to a previously autofocused element.
var parentNode = autofocusButton.parentNode;
parentNode.removeChild(autofocusButton);
document.body.offsetHeight;
parentNode.appendChild(autofocusButton);
document.body.offsetHeight;
assert_equals(document.activeElement, anotherButton);
dialog.close();
// Test that dialog focusing steps run when a dialog is reopened.
dialog.showModal();
assert_equals(document.activeElement, autofocusButton);
dialog.close();
});
}, "autofocus when a modal dialog is opened");
</script>
</head>
<body>
<button id="outer-button" autofocus></button>
<dialog id="dialog">
<button></button>
<!-- Unfocusable elements with [autofocus] should be ignored. -->
<input autofocus disabled>
<textarea autofocus hidden></textarea>
<dialog>
<button autofocus></button>
</dialog>
<div>
<span>
<button id="autofocus-button" autofocus></button>
</span>
</div>
<button id="another-button" autofocus></button>
</dialog>
</body>
</html>
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