This is a testharness.js-based test.
[FAIL] forward
  assert_equals: expected "e\\n\\nTwo\\n\\nTh" but got "e\\nTwo\\nTh"
[FAIL] backward
  assert_equals: expected "e\\n\\nTwo\\n\\nTh" but got "e\\nTwo\\nTh"
Harness: the test ran to completion.