This is a testharness.js-based test.
[FAIL] execCommand(forwardDelete, false, "") in <div contenteditable><p>abc</p><select>{<option>def</option>}<option>ghi</option></select><p>jkl</p></div>: shouldn't delete <option>
  assert_equals: expected "<div contenteditable><p>abc</p><select><option>def</option><option>ghi</option></select><p>jkl</p></div>" but got "<div contenteditable><p>abc</p><p>jkl</p></div>"
[FAIL] execCommand(forwardDelete, false, "") in <div contenteditable><p>abc</p><select>{<option>def</option><option>ghi</option>}</select><p>jkl</p></div>: shouldn't delete <option>s nor <select>
  assert_equals: expected "<div contenteditable><p>abc</p><select><option>def</option><option>ghi</option></select><p>jkl</p></div>" but got "<div contenteditable><p>abc</p><p>jkl</p></div>"
[FAIL] execCommand(forwardDelete, false, "") in <div contenteditable><p>abc</p><select multiple>{<option>def</option><option>ghi</option>}</select><p>jkl</p></div>: shouldn't delete <option>s nor <select multiple>
  assert_equals: expected "<div contenteditable><p>abc</p><select multiple><option>def</option><option>ghi</option></select><p>jkl</p></div>" but got "<div contenteditable><p>abc</p><p>jkl</p></div>"
Harness: the test ran to completion.