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Add benchmark for Chunk+Encrypt

This commit is contained in:
Alexander Neumann 2014-11-16 21:41:05 +01:00
parent 4a3a6861e2
commit 1ac4f92299

53
archiver_test.go Normal file
View File

@ -0,0 +1,53 @@
package khepri_test
import (
"bytes"
"io"
"math/rand"
"testing"
"github.com/fd0/khepri/chunker"
)
func get_random(seed, count int) []byte {
buf := make([]byte, count)
rnd := rand.New(rand.NewSource(23))
for i := 0; i < count; i += 4 {
r := rnd.Uint32()
buf[i] = byte(r)
buf[i+1] = byte(r >> 8)
buf[i+2] = byte(r >> 16)
buf[i+3] = byte(r >> 24)
}
return buf
}
func BenchmarkChunkEncrypt(b *testing.B) {
data := get_random(23, 10<<20) // 10MiB
be := setupBackend(b)
defer teardownBackend(b, be)
key := setupKey(b, be, "geheim")
b.ResetTimer()
b.SetBytes(int64(len(data)))
for i := 0; i < b.N; i++ {
ch := chunker.New(bytes.NewReader(data))
for {
chunk_data, err := ch.Next()
if err == io.EOF {
break
}
ok(b, err)
_, err = key.Encrypt(chunk_data.Data)
ok(b, err)
}
}
}