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// Copyright 2014 Dmitry Chestnykh. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package bcrypt_pbkdf
import (
"bytes"
"testing"
)
// Test vectors generated by the reference implementation from OpenBSD.
var golden = []struct {
rounds int
password, salt, result []byte
}{
{
12,
[]byte("password"),
[]byte("salt"),
[]byte{
0x1a, 0xe4, 0x2c, 0x05, 0xd4, 0x87, 0xbc, 0x02, 0xf6,
0x49, 0x21, 0xa4, 0xeb, 0xe4, 0xea, 0x93, 0xbc, 0xac,
0xfe, 0x13, 0x5f, 0xda, 0x99, 0x97, 0x4c, 0x06, 0xb7,
0xb0, 0x1f, 0xae, 0x14, 0x9a,
},
},
{
3,
[]byte("passwordy\x00PASSWORD\x00"),
[]byte("salty\x00SALT\x00"),
[]byte{
0x7f, 0x31, 0x0b, 0xd3, 0xe7, 0x8c, 0x32, 0x80, 0xc5,
0x9c, 0xe4, 0x59, 0x52, 0x11, 0xa2, 0x92, 0x8e, 0x8d,
0x4e, 0xc7, 0x44, 0xc1, 0xed, 0x2e, 0xfc, 0x9f, 0x76,
0x4e, 0x33, 0x88, 0xe0, 0xad,
},
},
{
// See http://thread.gmane.org/gmane.os.openbsd.bugs/20542
8,
[]byte("секретное слово"),
[]byte("посолить немножко"),
[]byte{
0x8d, 0xf4, 0x3f, 0xc6, 0xfe, 0x13, 0x1f, 0xc4, 0x7f,
0x0c, 0x9e, 0x39, 0x22, 0x4b, 0xd9, 0x4c, 0x70, 0xb6,
0xfc, 0xc8, 0xee, 0x81, 0x35, 0xfa, 0xdd, 0xf6, 0x11,
0x56, 0xe6, 0xcb, 0x27, 0x33, 0xea, 0x76, 0x5f, 0x31,
0x5a, 0x3e, 0x1e, 0x4a, 0xfc, 0x35, 0xbf, 0x86, 0x87,
0xd1, 0x89, 0x25, 0x4c, 0x1e, 0x05, 0xa6, 0xfe, 0x80,
0xc0, 0x61, 0x7f, 0x91, 0x83, 0xd6, 0x72, 0x60, 0xd6,
0xa1, 0x15, 0xc6, 0xc9, 0x4e, 0x36, 0x03, 0xe2, 0x30,
0x3f, 0xbb, 0x43, 0xa7, 0x6a, 0x64, 0x52, 0x3f, 0xfd,
0xa6, 0x86, 0xb1, 0xd4, 0x51, 0x85, 0x43,
},
},
}
func TestKey(t *testing.T) {
for i, v := range golden {
k, err := Key(v.password, v.salt, v.rounds, len(v.result))
if err != nil {
t.Errorf("%d: %s", i, err)
continue
}
if !bytes.Equal(k, v.result) {
t.Errorf("%d: expected\n%x\n, got\n%x\n", i, v.result, k)
}
}
}
func TestBcryptHash(t *testing.T) {
good := []byte{
0x87, 0x90, 0x48, 0x70, 0xee, 0xf9, 0xde, 0xdd, 0xf8, 0xe7,
0x61, 0x1a, 0x14, 0x01, 0x06, 0xe6, 0xaa, 0xf1, 0xa3, 0x63,
0xd9, 0xa2, 0xc5, 0x04, 0xdb, 0x35, 0x64, 0x43, 0x72, 0x1e,
0xb5, 0x55,
}
var pass, salt [64]byte
var result [32]byte
for i := 0; i < 64; i++ {
pass[i] = byte(i)
salt[i] = byte(i + 64)
}
bcryptHash(result[:], pass[:], salt[:])
if !bytes.Equal(result[:], good) {
t.Errorf("expected %x, got %x", good, result)
}
}
func BenchmarkKey(b *testing.B) {
pass := []byte("password")
salt := []byte("salt")
for i := 0; i < b.N; i++ {
Key(pass, salt, 10, 32)
}
}
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