| 9 | ) |
| 10 | |
| 11 | func TestSkipIteratorBasics(t *testing.T) { |
| 12 | ctx := context.TODO() |
| 13 | allIt := NewFixed( |
| 14 | Int64Node(1), |
| 15 | Int64Node(2), |
| 16 | Int64Node(3), |
| 17 | Int64Node(4), |
| 18 | Int64Node(5), |
| 19 | ) |
| 20 | |
| 21 | u := NewSkip(allIt, 0) |
| 22 | expectSz, _ := allIt.Size() |
| 23 | if sz, _ := u.Size(); sz != expectSz { |
| 24 | t.Errorf("Failed to check Skip size: got:%v expected:%v", sz, expectSz) |
| 25 | } |
| 26 | expect := []int{1, 2, 3, 4, 5} |
| 27 | if got := iterated(u); !reflect.DeepEqual(got, expect) { |
| 28 | t.Errorf("Failed to iterate Skip correctly: got:%v expected:%v", got, expect) |
| 29 | } |
| 30 | |
| 31 | allIt.Reset() |
| 32 | |
| 33 | u = NewSkip(allIt, 3) |
| 34 | expectSz = 2 |
| 35 | if sz, _ := u.Size(); sz != expectSz { |
| 36 | t.Errorf("Failed to check Skip size: got:%v expected:%v", sz, expectSz) |
| 37 | } |
| 38 | expect = []int{4, 5} |
| 39 | if got := iterated(u); !reflect.DeepEqual(got, expect) { |
| 40 | t.Errorf("Failed to iterate Skip correctly: got:%v expected:%v", got, expect) |
| 41 | } |
| 42 | |
| 43 | u.Reset() |
| 44 | for _, v := range []int{1, 2, 3} { |
| 45 | if u.Contains(ctx, Int64Node(v)) { |
| 46 | t.Errorf("Failed to find a correct value in the Skip iterator.") |
| 47 | } |
| 48 | } |
| 49 | for _, v := range []int{4, 5} { |
| 50 | if !u.Contains(ctx, Int64Node(v)) { |
| 51 | t.Errorf("Failed to find a correct value in the Skip iterator.") |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | u.Reset() |
| 56 | for _, v := range []int{5, 4, 3} { |
| 57 | if u.Contains(ctx, Int64Node(v)) { |
| 58 | t.Errorf("Failed to find a correct value in the Skip iterator.") |
| 59 | } |
| 60 | } |
| 61 | for _, v := range []int{1, 2} { |
| 62 | if !u.Contains(ctx, Int64Node(v)) { |
| 63 | t.Errorf("Failed to find a correct value in the Skip iterator.") |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | // TODO(dennwc): check with NextPath |
| 68 | } |