| 650 | } |
| 651 | |
| 652 | func TestLoopEqual(t *testing.T) { |
| 653 | tests := []struct { |
| 654 | a, b *Loop |
| 655 | want bool |
| 656 | }{ |
| 657 | { |
| 658 | a: EmptyLoop(), |
| 659 | b: EmptyLoop(), |
| 660 | want: true, |
| 661 | }, |
| 662 | { |
| 663 | a: FullLoop(), |
| 664 | b: FullLoop(), |
| 665 | want: true, |
| 666 | }, |
| 667 | { |
| 668 | a: EmptyLoop(), |
| 669 | b: FullLoop(), |
| 670 | want: false, |
| 671 | }, |
| 672 | { |
| 673 | a: candyCane, |
| 674 | b: candyCane, |
| 675 | want: true, |
| 676 | }, |
| 677 | { |
| 678 | a: candyCane, |
| 679 | b: rotate(candyCane), |
| 680 | want: false, |
| 681 | }, |
| 682 | { |
| 683 | a: candyCane, |
| 684 | b: rotate(rotate(candyCane)), |
| 685 | want: false, |
| 686 | }, |
| 687 | { |
| 688 | a: candyCane, |
| 689 | b: rotate(rotate(rotate(candyCane))), |
| 690 | want: false, |
| 691 | }, |
| 692 | { |
| 693 | a: candyCane, |
| 694 | b: rotate(rotate(rotate(rotate(candyCane)))), |
| 695 | want: false, |
| 696 | }, |
| 697 | { |
| 698 | a: candyCane, |
| 699 | b: rotate(rotate(rotate(rotate(rotate(candyCane))))), |
| 700 | want: false, |
| 701 | }, |
| 702 | { |
| 703 | // candyCane has 6 points, so 6 rotates should line up again. |
| 704 | a: candyCane, |
| 705 | b: rotate(rotate(rotate(rotate(rotate(rotate(candyCane)))))), |
| 706 | want: true, |
| 707 | }, |
| 708 | } |
| 709 | |