message: Test case for alias
diff: @@ -37,6 +37,15 @@ wo
  NULL
  NULL
  +# list_slice alias
  +query T
  +SELECT list_slice(s, 0, 2) FROM strings
  +----
  +he
  +wo
  +NULL
  +NULL
  +
  # index out of range
  query T
  SELECT array_slice(s, 1, 3) FROM strings
  