| package llrb |
| |
| import ( |
| "reflect" |
| "testing" |
| ) |
| |
| func TestAscendGreaterOrEqual(t *testing.T) { |
| tree := New() |
| tree.InsertNoReplace(Int(4)) |
| tree.InsertNoReplace(Int(6)) |
| tree.InsertNoReplace(Int(1)) |
| tree.InsertNoReplace(Int(3)) |
| var ary []Item |
| tree.AscendGreaterOrEqual(Int(-1), func(i Item) bool { |
| ary = append(ary, i) |
| return true |
| }) |
| expected := []Item{Int(1), Int(3), Int(4), Int(6)} |
| if !reflect.DeepEqual(ary, expected) { |
| t.Errorf("expected %v but got %v", expected, ary) |
| } |
| ary = nil |
| tree.AscendGreaterOrEqual(Int(3), func(i Item) bool { |
| ary = append(ary, i) |
| return true |
| }) |
| expected = []Item{Int(3), Int(4), Int(6)} |
| if !reflect.DeepEqual(ary, expected) { |
| t.Errorf("expected %v but got %v", expected, ary) |
| } |
| ary = nil |
| tree.AscendGreaterOrEqual(Int(2), func(i Item) bool { |
| ary = append(ary, i) |
| return true |
| }) |
| expected = []Item{Int(3), Int(4), Int(6)} |
| if !reflect.DeepEqual(ary, expected) { |
| t.Errorf("expected %v but got %v", expected, ary) |
| } |
| } |
| |
| func TestDescendLessOrEqual(t *testing.T) { |
| tree := New() |
| tree.InsertNoReplace(Int(4)) |
| tree.InsertNoReplace(Int(6)) |
| tree.InsertNoReplace(Int(1)) |
| tree.InsertNoReplace(Int(3)) |
| var ary []Item |
| tree.DescendLessOrEqual(Int(10), func(i Item) bool { |
| ary = append(ary, i) |
| return true |
| }) |
| expected := []Item{Int(6), Int(4), Int(3), Int(1)} |
| if !reflect.DeepEqual(ary, expected) { |
| t.Errorf("expected %v but got %v", expected, ary) |
| } |
| ary = nil |
| tree.DescendLessOrEqual(Int(4), func(i Item) bool { |
| ary = append(ary, i) |
| return true |
| }) |
| expected = []Item{Int(4), Int(3), Int(1)} |
| if !reflect.DeepEqual(ary, expected) { |
| t.Errorf("expected %v but got %v", expected, ary) |
| } |
| ary = nil |
| tree.DescendLessOrEqual(Int(5), func(i Item) bool { |
| ary = append(ary, i) |
| return true |
| }) |
| expected = []Item{Int(4), Int(3), Int(1)} |
| if !reflect.DeepEqual(ary, expected) { |
| t.Errorf("expected %v but got %v", expected, ary) |
| } |
| } |
