<!DOCTYPE html>
<html>
<body>
<p>This test is for the root editable element being nullptr in CompositeEditCommand::moveParagraph. WebKit should not crash.</p>
<div id="editor" contenteditable><span id="start">hello</span><span id="end"> world</span><span id="text"> WebKit</span></div>
<script>

if (window.testRunner)
    testRunner.dumpAsText();

const frame = document.createElement('iframe');
start.appendChild(frame);
frame.contentWindow.addEventListener('unload', () => {
    editor.removeAttribute('contenteditable');
    end.innerHTML = '<div><br></div>';

    // Avoid hitting debug assertions in CompositeEditCommand::moveParagraph
    text.firstChild.data = ' ';
    text.prepend(document.createElement('br'));
});
getSelection().setBaseAndExtent(start, 0, end, 1);
document.execCommand('delete', false, null);

document.write('PASS. WebKit did not crash');

</script>
</body>
</html>