/** * Check that the <code>Plies</code> the <code>Piece</code> would return match the given set of * correct <code>Plies</code>. */ private void checkPlies(Set<Ply> correctPlies, Piece piece) { Set<Ply> obtainedPlies = new HashSet<Ply>(piece.getPlies()); assertEquals( (piece.isWhite() ? "White" : "Black") + " Piece fails to" + " produce correct set of Plies", correctPlies, obtainedPlies); }