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<meta charset="utf-8">
<link rel="author" title="Peng Zhou" href="mailto:[email protected]">
<link rel="help" href="https://github.com/w3c/selection-api/issues/173">
<link rel="help" href="https://issues.chromium.org/issues/326554272">
<title>Selection.modify(): move by paragraph cross editing boundary</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div contenteditable style="width: 140px; font-size: 14px;">
<p>P1</p>
<p>
Line 1: Hello World
Line 2: <span contenteditable="false">Hello</span> <span id="end">World</span>
</p>
</div>
<script>
const selection = getSelection();
const end = document.querySelector('#end');
function runTest() {
selection.collapse(end.childNodes[0], 5);
selection.modify('move', 'backward', 'paragraph');
assert_equals(selection.anchorNode.nodeValue, 'P1');
assert_equals(selection.anchorOffset, 2);
}
test(() => {
runTest();
}, 'cross editing boundary');
test(() => {
const editable = document.querySelector('span[contenteditable=false]');
editable.setAttribute('contenteditable', true);
runTest();
}, 'not cross editing boundary');
</script>
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