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<!DOCTYPE html>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="resources/shadow-dom.js"></script>
<script src="resources/focus-utils.js"></script>
<div id="log"></div>
<input id='i0'>
<div id='outer'>
<template data-mode='open'>
<input id='outer-before'>
<slot></slot>
<input id='outer-after'>
</template>
<div id='dummy1'></div>
<div id='nested1'>
<template data-mode='open'>
<input id='inner-before'>
<div id='inner-div' tabindex='0'><slot></slot></div>
<input id='inner-after'>
</template>
<div id='dummy2'></div>
<div id='nested2'>
<template data-mode='open'>
<input id='innermost-before'>
<slot></slot>
<input id='innermost-after'>
</template>
<input id='innermost1'>
<input id='innermost2'>
</div>
<span>button</span>
</div>
</div>
<input id='i1'>
<script>
promise_test(async () => {
var outer = document.querySelector('#outer');
convertTemplatesToShadowRootsWithin(outer);
var elements = [
'i0',
'outer/outer-before',
'nested1/inner-before',
'nested1/inner-div',
'nested2/innermost-before',
'innermost1',
'innermost2',
'nested2/innermost-after',
'nested1/inner-after',
'outer/outer-after',
'i1'
];
await assert_focus_navigation_bidirectional(elements);
}, 'Focus controller should treat each slot as a focus scope.');
</script>
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