(b *testing.B)
| 125 | } |
| 126 | |
| 127 | func BenchmarkCipher(b *testing.B) { |
| 128 | for _, bench := range []struct { |
| 129 | size int |
| 130 | offset int |
| 131 | }{ |
| 132 | { |
| 133 | size: 7, |
| 134 | offset: 1, |
| 135 | }, |
| 136 | { |
| 137 | size: 125, |
| 138 | }, |
| 139 | { |
| 140 | size: 1024, |
| 141 | }, |
| 142 | { |
| 143 | size: 4096, |
| 144 | }, |
| 145 | { |
| 146 | size: 4100, |
| 147 | offset: 4, |
| 148 | }, |
| 149 | { |
| 150 | size: 4099, |
| 151 | offset: 3, |
| 152 | }, |
| 153 | { |
| 154 | size: (1 << 15) + 7, |
| 155 | offset: 49, |
| 156 | }, |
| 157 | } { |
| 158 | bts := make([]byte, bench.size) |
| 159 | _, err := rand.Read(bts) |
| 160 | if err != nil { |
| 161 | b.Fatal(err) |
| 162 | } |
| 163 | |
| 164 | var mask [4]byte |
| 165 | _, err = rand.Read(mask[:]) |
| 166 | if err != nil { |
| 167 | b.Fatal(err) |
| 168 | } |
| 169 | |
| 170 | b.Run(fmt.Sprintf("naive_bytes=%d;offset=%d", bench.size, bench.offset), func(b *testing.B) { |
| 171 | var sink int64 |
| 172 | b.SetBytes(int64(bench.size)) |
| 173 | b.ResetTimer() |
| 174 | for i := 0; i < b.N; i++ { |
| 175 | r := cipherNaiveNoCp(bts, mask, bench.offset) |
| 176 | sink += int64(len(r)) |
| 177 | } |
| 178 | sinkValue(sink) |
| 179 | }) |
| 180 | b.Run(fmt.Sprintf("bytes=%d;offset=%d", bench.size, bench.offset), func(b *testing.B) { |
| 181 | var sink int64 |
| 182 | b.SetBytes(int64(bench.size)) |
| 183 | b.ResetTimer() |
| 184 | for i := 0; i < b.N; i++ { |
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