Compression memory test

gistfile1.go

func BenchmarkCompressAllocations(b *testing.B) {
	payload := []byte(strings.Repeat("Tiny payload", 20))
	for j := -2; j <= 9; j++ {
		b.Run("level("+strconv.Itoa(j)+")", func(b *testing.B) {
			b.Run("flate", func(b *testing.B) {
				b.ReportAllocs()

				for i := 0; i < b.N; i++ {
					w, err := flate.NewWriter(ioutil.Discard, j)
					if err != nil {
						b.Fatal(err)
					}
					w.Write(payload)
					w.Close()
				}
			})
			b.Run("gzip", func(b *testing.B) {
				b.ReportAllocs()

				for i := 0; i < b.N; i++ {
					w, err := gzip.NewWriterLevel(ioutil.Discard, j)
					if err != nil {
						b.Fatal(err)
					}
					w.Write(payload)
					w.Close()
				}
			})
		})
	}
}