assertEquals("Home doesn't contain 2 pieces", 2, pieces.size());
assertEquals("Home doesn't contain 2 selected items", 2, this.home.getSelectedItems().size());
assertGroupActionsEnabled(true, false);
HomePieceOfFurniture piece1 = pieces.get(0);
HomePieceOfFurniture piece2 = pieces.get(1);
piece2.move(100, 100);
piece2.setElevation(100);
// 2. Group selected furniture
runAction(HomePane.ActionType.GROUP_FURNITURE);
// Check home contains one selected piece that replaced added pieces