| 12 | ) |
| 13 | |
| 14 | func TestSliceIterator(t *testing.T) { |
| 15 | t.Parallel() |
| 16 | |
| 17 | assert := internal.NewAssert(t, "TestSliceIterator") |
| 18 | |
| 19 | // HashNext |
| 20 | t.Run("slice iterator HasNext: ", func(t *testing.T) { |
| 21 | iter1 := FromSlice([]int{1, 2, 3, 4}) |
| 22 | for { |
| 23 | item, _ := iter1.Next() |
| 24 | |
| 25 | if item == 4 { |
| 26 | assert.Equal(false, iter1.HasNext()) |
| 27 | break |
| 28 | } else { |
| 29 | assert.Equal(true, iter1.HasNext()) |
| 30 | } |
| 31 | } |
| 32 | |
| 33 | iter2 := FromSlice([]int{}) |
| 34 | assert.Equal(false, iter2.HasNext()) |
| 35 | }) |
| 36 | |
| 37 | //Next |
| 38 | t.Run("slice iterator Next: ", func(t *testing.T) { |
| 39 | iter1 := FromSlice([]int{1, 2, 3, 4}) |
| 40 | for i := 0; i < 4; i++ { |
| 41 | item, ok := iter1.Next() |
| 42 | if !ok { |
| 43 | break |
| 44 | } |
| 45 | assert.Equal(i+1, item) |
| 46 | } |
| 47 | |
| 48 | iter2 := FromSlice([]int{}) |
| 49 | _, ok := iter2.Next() |
| 50 | assert.Equal(false, ok) |
| 51 | }) |
| 52 | |
| 53 | // Reset |
| 54 | t.Run("slice iterator Reset: ", func(t *testing.T) { |
| 55 | iter1 := FromSlice([]int{1, 2, 3, 4}) |
| 56 | for i := 0; i < 4; i++ { |
| 57 | item, ok := iter1.Next() |
| 58 | if !ok { |
| 59 | break |
| 60 | } |
| 61 | assert.Equal(i+1, item) |
| 62 | } |
| 63 | |
| 64 | iter1.Reset() |
| 65 | |
| 66 | for i := 0; i < 4; i++ { |
| 67 | item, ok := iter1.Next() |
| 68 | if !ok { |
| 69 | break |
| 70 | } |
| 71 | assert.Equal(i+1, item) |