| 24 | ) |
| 25 | |
| 26 | func TestSetIndex(t *testing.T) { |
| 27 | tests := []struct { |
| 28 | name string |
| 29 | initial []any |
| 30 | expect []any |
| 31 | add int |
| 32 | val int |
| 33 | err bool |
| 34 | }{ |
| 35 | { |
| 36 | name: "short", |
| 37 | initial: []any{0, 1}, |
| 38 | expect: []any{0, 1, 2}, |
| 39 | add: 2, |
| 40 | val: 2, |
| 41 | err: false, |
| 42 | }, |
| 43 | { |
| 44 | name: "equal", |
| 45 | initial: []any{0, 1}, |
| 46 | expect: []any{0, 2}, |
| 47 | add: 1, |
| 48 | val: 2, |
| 49 | err: false, |
| 50 | }, |
| 51 | { |
| 52 | name: "long", |
| 53 | initial: []any{0, 1, 2, 3, 4, 5}, |
| 54 | expect: []any{0, 1, 2, 4, 4, 5}, |
| 55 | add: 3, |
| 56 | val: 4, |
| 57 | err: false, |
| 58 | }, |
| 59 | { |
| 60 | name: "negative", |
| 61 | initial: []any{0, 1, 2, 3, 4, 5}, |
| 62 | expect: []any{0, 1, 2, 3, 4, 5}, |
| 63 | add: -1, |
| 64 | val: 4, |
| 65 | err: true, |
| 66 | }, |
| 67 | { |
| 68 | name: "large", |
| 69 | initial: []any{0, 1, 2, 3, 4, 5}, |
| 70 | expect: []any{0, 1, 2, 3, 4, 5}, |
| 71 | add: MaxIndex + 1, |
| 72 | val: 4, |
| 73 | err: true, |
| 74 | }, |
| 75 | } |
| 76 | |
| 77 | for _, tt := range tests { |
| 78 | got, err := setIndex(tt.initial, tt.add, tt.val) |
| 79 | |
| 80 | if err != nil && tt.err == false { |
| 81 | t.Fatalf("%s: Expected no error but error returned", tt.name) |
| 82 | } else if err == nil && tt.err == true { |
| 83 | t.Fatalf("%s: Expected error but no error returned", tt.name) |