mirror of
https://github.com/libp2p/go-openssl.git
synced 2024-12-26 23:40:07 +08:00
108 lines
2.3 KiB
Go
108 lines
2.3 KiB
Go
// Copyright (C) 2017. See AUTHORS.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package openssl
|
|
|
|
import (
|
|
"crypto/rand"
|
|
"crypto/sha256"
|
|
"io"
|
|
"testing"
|
|
)
|
|
|
|
func TestSHA256(t *testing.T) {
|
|
for i := 0; i < 100; i++ {
|
|
buf := make([]byte, 10*1024-i)
|
|
if _, err := io.ReadFull(rand.Reader, buf); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
expected := sha256.Sum256(buf)
|
|
got, err := SHA256(buf)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if expected != got {
|
|
t.Fatalf("exp:%x got:%x", expected, got)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSHA256Writer(t *testing.T) {
|
|
ohash, err := NewSHA256Hash()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
hash := sha256.New()
|
|
|
|
for i := 0; i < 100; i++ {
|
|
if err := ohash.Reset(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
hash.Reset()
|
|
buf := make([]byte, 10*1024-i)
|
|
if _, err := io.ReadFull(rand.Reader, buf); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if _, err := ohash.Write(buf); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err := hash.Write(buf); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
var got, exp [32]byte
|
|
|
|
hash.Sum(exp[:0])
|
|
got, err := ohash.Sum()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if got != exp {
|
|
t.Fatalf("exp:%x got:%x", exp, got)
|
|
}
|
|
}
|
|
}
|
|
|
|
func benchmarkSHA256(b *testing.B, length int64, fn shafunc) {
|
|
buf := make([]byte, length)
|
|
if _, err := io.ReadFull(rand.Reader, buf); err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
b.SetBytes(length)
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
fn(buf)
|
|
}
|
|
}
|
|
|
|
func BenchmarkSHA256Large_openssl(b *testing.B) {
|
|
benchmarkSHA256(b, 1024*1024, func(buf []byte) { SHA256(buf) })
|
|
}
|
|
|
|
func BenchmarkSHA256Large_stdlib(b *testing.B) {
|
|
benchmarkSHA256(b, 1024*1024, func(buf []byte) { sha256.Sum256(buf) })
|
|
}
|
|
|
|
func BenchmarkSHA256Small_openssl(b *testing.B) {
|
|
benchmarkSHA256(b, 1, func(buf []byte) { SHA256(buf) })
|
|
}
|
|
|
|
func BenchmarkSHA256Small_stdlib(b *testing.B) {
|
|
benchmarkSHA256(b, 1, func(buf []byte) { sha256.Sum256(buf) })
|
|
}
|