~~~ package decorator import ( "fmt" "testing" ) func TestDecorator(t *testing.T) { person := &person{"hcl"} person.show() fmt.Println() ts := new(TShirts) ts.SetDecorator(person) ts.show() fmt.Println() bt := new(BigTrouser) bt.SetDecorator(ts) bt.show() fmt.Println() sk := new(Sneakers) sk.SetDecorator(bt) sk.show() } ~~~