This is a testharness.js-based test.
[FAIL] Inserting "XY" after deleting last character in a non-collapsed range of a link (Direct typing) in <p><a href="about:blank">abc[d]</a></p>
assert_in_array: value "<p><a href=\\"about:blank\\">abcX</a>Y</p>" not in array ["<p><a href=\\"about:blank\\">abcXY</a></p>", "<p><a href=\\"about:blank\\">abcXY</a><br></p>"]
Harness: the test ran to completion.