(b *testing.B)
| 29 | } |
| 30 | |
| 31 | func BenchmarkMergeIterator(b *testing.B) { |
| 32 | chunks := make([]GenericChunk, 0, 10) |
| 33 | for i := range 10 { |
| 34 | chunks = append(chunks, mkGenericChunk(b, model.Time(i*25), 120, encoding.PrometheusXorChunk)) |
| 35 | } |
| 36 | iter := newMergeIterator(nil, chunks) |
| 37 | |
| 38 | for _, r := range []bool{true, false} { |
| 39 | b.Run(fmt.Sprintf("reuse-%t", r), func(b *testing.B) { |
| 40 | b.ReportAllocs() |
| 41 | for b.Loop() { |
| 42 | if r { |
| 43 | iter = newMergeIterator(iter, chunks) |
| 44 | } else { |
| 45 | iter = newMergeIterator(nil, chunks) |
| 46 | } |
| 47 | a := newIteratorAdapter(iter) |
| 48 | for a.Next() != chunkenc.ValNone { |
| 49 | |
| 50 | } |
| 51 | } |
| 52 | }) |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | func TestMergeHarder(t *testing.T) { |
| 57 | t.Parallel() |
nothing calls this directly
no test coverage detected