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benchmark: compare sha1 and sha512 hashing 

Signed-off-by: Vincent Batts <vbatts@hashbangbash.com>
This commit is contained in:
Vincent Batts 2015-10-19 15:00:48 -04:00
parent 499faa7234
commit b27e4f14d1
1 changed files with 20 additions and 5 deletions
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25
stream_test.go
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@ -1,7 +1,9 @@
package merkle package merkle
import ( import (
"crypto/sha512"
"fmt" "fmt"
"hash"
"io" "io"
"io/ioutil" "io/ioutil"
"os" "os"
@ -137,10 +139,11 @@ func TestMerkleHashWriter(t *testing.T) {
} }
var bench = NewHash(DefaultHashMaker, 8192) var benchDefault = NewHash(DefaultHashMaker, 8192)
var benchSha512 = NewHash(func() hash.Hash { return sha512.New() }, 8192)
var buf = make([]byte, 8192) var buf = make([]byte, 8192)
func benchmarkSize(b *testing.B, size int) { func benchmarkSize(bench hash.Hash, b *testing.B, size int) {
b.SetBytes(int64(size)) b.SetBytes(int64(size))
sum := make([]byte, bench.Size()) sum := make([]byte, bench.Size())
for i := 0; i < b.N; i++ { for i := 0; i < b.N; i++ {
@ -151,13 +154,25 @@ func benchmarkSize(b *testing.B, size int) {
} }
func BenchmarkHash8Bytes(b *testing.B) { func BenchmarkHash8Bytes(b *testing.B) {
benchmarkSize(b, 8) benchmarkSize(benchDefault, b, 8)
} }
func BenchmarkHash1K(b *testing.B) { func BenchmarkHash1K(b *testing.B) {
benchmarkSize(b, 1024) benchmarkSize(benchDefault, b, 1024)
} }
func BenchmarkHash8K(b *testing.B) { func BenchmarkHash8K(b *testing.B) {
benchmarkSize(b, 8192) benchmarkSize(benchDefault, b, 8192)
}
func BenchmarkSha512Hash8Bytes(b *testing.B) {
benchmarkSize(benchSha512, b, 8)
}
func BenchmarkSha512Hash1K(b *testing.B) {
benchmarkSize(benchSha512, b, 1024)
}
func BenchmarkSha512Hash8K(b *testing.B) {
benchmarkSize(benchSha512, b, 8192)
} }