+++ /dev/null
-// GoGOST -- Pure Go GOST cryptographic functions library
-// Copyright (C) 2015-2019 Sergey Matveev <stargrave@stargrave.org>
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 3 of the License.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-package gost34112012
-
-import (
- "bytes"
- "crypto/rand"
- "encoding"
- "hash"
- "testing"
- "testing/quick"
-)
-
-func TestHashInterface(t *testing.T) {
- h := New(64)
- var _ hash.Hash = h
- var _ encoding.BinaryMarshaler = h
- var _ encoding.BinaryUnmarshaler = h
-}
-
-func TestVectors(t *testing.T) {
- h512 := New(64)
- h256 := New(32)
-
- t.Run("1", func(t *testing.T) {
- m := []byte{
- 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
- 0x38, 0x39, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
- 0x36, 0x37, 0x38, 0x39, 0x30, 0x31, 0x32, 0x33,
- 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x30, 0x31,
- 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39,
- 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
- 0x38, 0x39, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
- 0x36, 0x37, 0x38, 0x39, 0x30, 0x31, 0x32,
- }
- h512.Write(m)
- if bytes.Compare(h512.Sum(nil), []byte{
- 0x1b, 0x54, 0xd0, 0x1a, 0x4a, 0xf5, 0xb9, 0xd5,
- 0xcc, 0x3d, 0x86, 0xd6, 0x8d, 0x28, 0x54, 0x62,
- 0xb1, 0x9a, 0xbc, 0x24, 0x75, 0x22, 0x2f, 0x35,
- 0xc0, 0x85, 0x12, 0x2b, 0xe4, 0xba, 0x1f, 0xfa,
- 0x00, 0xad, 0x30, 0xf8, 0x76, 0x7b, 0x3a, 0x82,
- 0x38, 0x4c, 0x65, 0x74, 0xf0, 0x24, 0xc3, 0x11,
- 0xe2, 0xa4, 0x81, 0x33, 0x2b, 0x08, 0xef, 0x7f,
- 0x41, 0x79, 0x78, 0x91, 0xc1, 0x64, 0x6f, 0x48,
- }) != 0 {
- t.FailNow()
- }
- h256.Write(m)
- if bytes.Compare(h256.Sum(nil), []byte{
- 0x9d, 0x15, 0x1e, 0xef, 0xd8, 0x59, 0x0b, 0x89,
- 0xda, 0xa6, 0xba, 0x6c, 0xb7, 0x4a, 0xf9, 0x27,
- 0x5d, 0xd0, 0x51, 0x02, 0x6b, 0xb1, 0x49, 0xa4,
- 0x52, 0xfd, 0x84, 0xe5, 0xe5, 0x7b, 0x55, 0x00,
- }) != 0 {
- t.FailNow()
- }
- })
-
- t.Run("Се ветри", func(t *testing.T) {
- // It is CP1251-encoded "Се ветри, Стрибожи внуци, веютъ с моря
- // стрелами на храбрыя плъкы Игоревы" string
- h512.Reset()
- h256.Reset()
- m := []byte{
- 0xd1, 0xe5, 0x20, 0xe2, 0xe5, 0xf2, 0xf0, 0xe8,
- 0x2c, 0x20, 0xd1, 0xf2, 0xf0, 0xe8, 0xe1, 0xee,
- 0xe6, 0xe8, 0x20, 0xe2, 0xed, 0xf3, 0xf6, 0xe8,
- 0x2c, 0x20, 0xe2, 0xe5, 0xfe, 0xf2, 0xfa, 0x20,
- 0xf1, 0x20, 0xec, 0xee, 0xf0, 0xff, 0x20, 0xf1,
- 0xf2, 0xf0, 0xe5, 0xeb, 0xe0, 0xec, 0xe8, 0x20,
- 0xed, 0xe0, 0x20, 0xf5, 0xf0, 0xe0, 0xe1, 0xf0,
- 0xfb, 0xff, 0x20, 0xef, 0xeb, 0xfa, 0xea, 0xfb,
- 0x20, 0xc8, 0xe3, 0xee, 0xf0, 0xe5, 0xe2, 0xfb,
- }
- h512.Write(m)
- if bytes.Compare(h512.Sum(nil), []byte{
- 0x1e, 0x88, 0xe6, 0x22, 0x26, 0xbf, 0xca, 0x6f,
- 0x99, 0x94, 0xf1, 0xf2, 0xd5, 0x15, 0x69, 0xe0,
- 0xda, 0xf8, 0x47, 0x5a, 0x3b, 0x0f, 0xe6, 0x1a,
- 0x53, 0x00, 0xee, 0xe4, 0x6d, 0x96, 0x13, 0x76,
- 0x03, 0x5f, 0xe8, 0x35, 0x49, 0xad, 0xa2, 0xb8,
- 0x62, 0x0f, 0xcd, 0x7c, 0x49, 0x6c, 0xe5, 0xb3,
- 0x3f, 0x0c, 0xb9, 0xdd, 0xdc, 0x2b, 0x64, 0x60,
- 0x14, 0x3b, 0x03, 0xda, 0xba, 0xc9, 0xfb, 0x28,
- }) != 0 {
- t.FailNow()
- }
- h256.Write(m)
- if bytes.Compare(h256.Sum(nil), []byte{
- 0x9d, 0xd2, 0xfe, 0x4e, 0x90, 0x40, 0x9e, 0x5d,
- 0xa8, 0x7f, 0x53, 0x97, 0x6d, 0x74, 0x05, 0xb0,
- 0xc0, 0xca, 0xc6, 0x28, 0xfc, 0x66, 0x9a, 0x74,
- 0x1d, 0x50, 0x06, 0x3c, 0x55, 0x7e, 0x8f, 0x50,
- }) != 0 {
- t.FailNow()
- }
- })
-
- t.Run("https://habr.com/ru/post/450024/", func(t *testing.T) {
- h256.Reset()
- m := []byte{
- 0xd0, 0xcf, 0x11, 0xe0, 0xa1, 0xb1, 0x1a, 0xe1,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x3e, 0x00, 0x03, 0x00, 0xfe, 0xff, 0x09, 0x00,
- 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
- 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x10, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00,
- 0x01, 0x00, 0x00, 0x00, 0xfe, 0xff, 0xff, 0xff,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- }
- h256.Write(m)
- if bytes.Compare(h256.Sum(nil), []byte{
- 0xc7, 0x66, 0x08, 0x55, 0x40, 0xca, 0xaa, 0x89,
- 0x53, 0xbf, 0xcf, 0x7a, 0x1b, 0xa2, 0x20, 0x61,
- 0x9c, 0xee, 0x50, 0xd6, 0x5d, 0xc2, 0x42, 0xf8,
- 0x2f, 0x23, 0xba, 0x4b, 0x18, 0x0b, 0x18, 0xe0,
- }) != 0 {
- t.FailNow()
- }
- })
-}
-
-func TestBlocksized(t *testing.T) {
- h := New(64)
- m := make([]byte, BlockSize)
- for i := 0; i < BlockSize; i++ {
- m[i] = byte(i)
- }
- h.Write(m)
- if bytes.Compare(h.Sum(nil), []byte{
- 0x2a, 0xe5, 0x81, 0xf1, 0x8a, 0xe8, 0x5e, 0x35,
- 0x96, 0xc9, 0x36, 0xac, 0xbe, 0xf9, 0x10, 0xf2,
- 0xed, 0x70, 0xdc, 0xf9, 0x1e, 0xd5, 0xd2, 0x4b,
- 0x39, 0xa5, 0xaf, 0x65, 0x7b, 0xf8, 0x23, 0x2a,
- 0x30, 0x3d, 0x68, 0x60, 0x56, 0xc8, 0xc0, 0x0b,
- 0xf3, 0x0d, 0x42, 0xe1, 0x6c, 0xe2, 0x55, 0x42,
- 0x6f, 0xa8, 0xa1, 0x55, 0xdc, 0xb3, 0xeb, 0x82,
- 0x2d, 0x92, 0x58, 0x08, 0xf7, 0xc7, 0xe3, 0x45,
- }) != 0 {
- t.FailNow()
- }
-}
-
-func TestBehaviour(t *testing.T) {
- h := New(64)
- // Sum does not change the state
- hsh1 := h.Sum(nil)
- if bytes.Compare(h.Sum(nil), hsh1) != 0 {
- t.FailNow()
- }
- // No data equals to no state changing
- h.Write([]byte{})
- if bytes.Compare(h.Sum(nil), hsh1) != 0 {
- t.FailNow()
- }
- // Just to be sure
- h.Write([]byte{})
- if bytes.Compare(h.Sum(nil), hsh1) != 0 {
- t.FailNow()
- }
-}
-
-func TestRandom(t *testing.T) {
- h := New(64)
- f := func(data []byte) bool {
- h.Reset()
- h.Write(data)
- d1 := h.Sum(nil)
- h1Raw, err := h.MarshalBinary()
- if err != nil {
- return false
- }
- h.Reset()
- for _, c := range data {
- h.Write([]byte{c})
- }
- d2 := h.Sum(nil)
- if bytes.Compare(d1, d2) != 0 {
- return false
- }
- h2Raw, err := h.MarshalBinary()
- if err != nil {
- return false
- }
- if bytes.Compare(h1Raw, h2Raw) != 0 {
- return false
- }
- hNew := New(64)
- if err = hNew.UnmarshalBinary(h1Raw); err != nil {
- return false
- }
- return bytes.Compare(hNew.Sum(nil), d1) == 0
- }
- if err := quick.Check(f, nil); err != nil {
- t.Error(err)
- }
-}
-
-func BenchmarkHash(b *testing.B) {
- h := New(64)
- src := make([]byte, BlockSize+1)
- rand.Read(src)
- b.ResetTimer()
- for i := 0; i < b.N; i++ {
- h.Write(src)
- h.Sum(nil)
- }
-}