this.selectionLayer.setSelectedCell(9, 4);
assertEquals(9, this.selectionLayer.getLastSelectedCell().getColumnPosition());
assertEquals(4, this.selectionLayer.getLastSelectedCell().getRowPosition());
// move one to right at end -> relocate at beginning, new row
this.viewportLayer.doCommand(new MoveSelectionCommand(MoveDirectionEnum.RIGHT, false, false));
assertEquals(0, this.selectionLayer.getLastSelectedCell().getColumnPosition());
assertEquals(5, this.selectionLayer.getLastSelectedCell().getRowPosition());
}