assertEquals(true, moveStatus.isOk());
assertTrue(moveStatus.toString(), moveStatus.isOk());
    protected void assertMoveDoMoveIsOk(TrackTile oldTrackPiece,        TrackTile newTrackPiece) {        TrackMove move;        MoveStatus moveStatus;        move = new ChangeTrackPieceMove(oldTrackPiece, newTrackPiece,                new Point(0, 0), testPlayer.getPrincipal());        moveStatus = move.doMove(getWorld(), testPlayer.getPrincipal());        assertNotNull(moveStatus);        assertEquals(true, moveStatus.isOk());        assertEquals(newTrackPiece.getTrackConfiguration(),            getWorld().getTile(0, 0).getTrackConfiguration());    }