--- /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 gost341194
+
+import (
+ "bytes"
+ "crypto/rand"
+ "hash"
+ "testing"
+ "testing/quick"
+
+ "go.cypherpunks.ru/gogost/v4/gost28147"
+)
+
+func TestHashInterface(t *testing.T) {
+ h := New(SboxDefault)
+ var _ hash.Hash = h
+}
+
+func TestVectors(t *testing.T) {
+ h := New(SboxDefault)
+
+ t.Run("empty", func(t *testing.T) {
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xce, 0x85, 0xb9, 0x9c, 0xc4, 0x67, 0x52, 0xff,
+ 0xfe, 0xe3, 0x5c, 0xab, 0x9a, 0x7b, 0x02, 0x78,
+ 0xab, 0xb4, 0xc2, 0xd2, 0x05, 0x5c, 0xff, 0x68,
+ 0x5a, 0xf4, 0x91, 0x2c, 0x49, 0x49, 0x0f, 0x8d,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("a", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("a"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xd4, 0x2c, 0x53, 0x9e, 0x36, 0x7c, 0x66, 0xe9,
+ 0xc8, 0x8a, 0x80, 0x1f, 0x66, 0x49, 0x34, 0x9c,
+ 0x21, 0x87, 0x1b, 0x43, 0x44, 0xc6, 0xa5, 0x73,
+ 0xf8, 0x49, 0xfd, 0xce, 0x62, 0xf3, 0x14, 0xdd,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("abc", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("abc"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xf3, 0x13, 0x43, 0x48, 0xc4, 0x4f, 0xb1, 0xb2,
+ 0xa2, 0x77, 0x72, 0x9e, 0x22, 0x85, 0xeb, 0xb5,
+ 0xcb, 0x5e, 0x0f, 0x29, 0xc9, 0x75, 0xbc, 0x75,
+ 0x3b, 0x70, 0x49, 0x7c, 0x06, 0xa4, 0xd5, 0x1d,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("message digest", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("message digest"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xad, 0x44, 0x34, 0xec, 0xb1, 0x8f, 0x2c, 0x99,
+ 0xb6, 0x0c, 0xbe, 0x59, 0xec, 0x3d, 0x24, 0x69,
+ 0x58, 0x2b, 0x65, 0x27, 0x3f, 0x48, 0xde, 0x72,
+ 0xdb, 0x2f, 0xde, 0x16, 0xa4, 0x88, 0x9a, 0x4d,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("128U", func(t *testing.T) {
+ h.Reset()
+ for i := 0; i < 128; i++ {
+ h.Write([]byte("U"))
+ }
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0x53, 0xa3, 0xa3, 0xed, 0x25, 0x18, 0x0c, 0xef,
+ 0x0c, 0x1d, 0x85, 0xa0, 0x74, 0x27, 0x3e, 0x55,
+ 0x1c, 0x25, 0x66, 0x0a, 0x87, 0x06, 0x2a, 0x52,
+ 0xd9, 0x26, 0xa9, 0xe8, 0xfe, 0x57, 0x33, 0xa4,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("lazy dog", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("The quick brown fox jumps over the lazy dog"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0x77, 0xb7, 0xfa, 0x41, 0x0c, 0x9a, 0xc5, 0x8a,
+ 0x25, 0xf4, 0x9b, 0xca, 0x7d, 0x04, 0x68, 0xc9,
+ 0x29, 0x65, 0x29, 0x31, 0x5e, 0xac, 0xa7, 0x6b,
+ 0xd1, 0xa1, 0x0f, 0x37, 0x6d, 0x1f, 0x42, 0x94,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("lazy cog", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("The quick brown fox jumps over the lazy cog"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xa3, 0xeb, 0xc4, 0xda, 0xaa, 0xb7, 0x8b, 0x0b,
+ 0xe1, 0x31, 0xda, 0xb5, 0x73, 0x7a, 0x7f, 0x67,
+ 0xe6, 0x02, 0x67, 0x0d, 0x54, 0x35, 0x21, 0x31,
+ 0x91, 0x50, 0xd2, 0xe1, 0x4e, 0xee, 0xc4, 0x45,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("32", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("This is message, length=32 bytes"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xb1, 0xc4, 0x66, 0xd3, 0x75, 0x19, 0xb8, 0x2e,
+ 0x83, 0x19, 0x81, 0x9f, 0xf3, 0x25, 0x95, 0xe0,
+ 0x47, 0xa2, 0x8c, 0xb6, 0xf8, 0x3e, 0xff, 0x1c,
+ 0x69, 0x16, 0xa8, 0x15, 0xa6, 0x37, 0xff, 0xfa,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("50", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("Suppose the original message has length = 50 bytes"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0x47, 0x1a, 0xba, 0x57, 0xa6, 0x0a, 0x77, 0x0d,
+ 0x3a, 0x76, 0x13, 0x06, 0x35, 0xc1, 0xfb, 0xea,
+ 0x4e, 0xf1, 0x4d, 0xe5, 0x1f, 0x78, 0xb4, 0xae,
+ 0x57, 0xdd, 0x89, 0x3b, 0x62, 0xf5, 0x52, 0x08,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+}
+
+func TestVectorsCryptoPro(t *testing.T) {
+ h := New(&gost28147.SboxIdGostR341194CryptoProParamSet)
+
+ t.Run("empty", func(t *testing.T) {
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0x98, 0x1e, 0x5f, 0x3c, 0xa3, 0x0c, 0x84, 0x14,
+ 0x87, 0x83, 0x0f, 0x84, 0xfb, 0x43, 0x3e, 0x13,
+ 0xac, 0x11, 0x01, 0x56, 0x9b, 0x9c, 0x13, 0x58,
+ 0x4a, 0xc4, 0x83, 0x23, 0x4c, 0xd6, 0x56, 0xc0,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("a", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("a"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xe7, 0x4c, 0x52, 0xdd, 0x28, 0x21, 0x83, 0xbf,
+ 0x37, 0xaf, 0x00, 0x79, 0xc9, 0xf7, 0x80, 0x55,
+ 0x71, 0x5a, 0x10, 0x3f, 0x17, 0xe3, 0x13, 0x3c,
+ 0xef, 0xf1, 0xaa, 0xcf, 0x2f, 0x40, 0x30, 0x11,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("abc", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("abc"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xb2, 0x85, 0x05, 0x6d, 0xbf, 0x18, 0xd7, 0x39,
+ 0x2d, 0x76, 0x77, 0x36, 0x95, 0x24, 0xdd, 0x14,
+ 0x74, 0x74, 0x59, 0xed, 0x81, 0x43, 0x99, 0x7e,
+ 0x16, 0x3b, 0x29, 0x86, 0xf9, 0x2f, 0xd4, 0x2c,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("message digest", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("message digest"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xbc, 0x60, 0x41, 0xdd, 0x2a, 0xa4, 0x01, 0xeb,
+ 0xfa, 0x6e, 0x98, 0x86, 0x73, 0x41, 0x74, 0xfe,
+ 0xbd, 0xb4, 0x72, 0x9a, 0xa9, 0x72, 0xd6, 0x0f,
+ 0x54, 0x9a, 0xc3, 0x9b, 0x29, 0x72, 0x1b, 0xa0,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("lazy dog", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("The quick brown fox jumps over the lazy dog"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0x90, 0x04, 0x29, 0x4a, 0x36, 0x1a, 0x50, 0x8c,
+ 0x58, 0x6f, 0xe5, 0x3d, 0x1f, 0x1b, 0x02, 0x74,
+ 0x67, 0x65, 0xe7, 0x1b, 0x76, 0x54, 0x72, 0x78,
+ 0x6e, 0x47, 0x70, 0xd5, 0x65, 0x83, 0x0a, 0x76,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("32", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("This is message, length=32 bytes"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0x2c, 0xef, 0xc2, 0xf7, 0xb7, 0xbd, 0xc5, 0x14,
+ 0xe1, 0x8e, 0xa5, 0x7f, 0xa7, 0x4f, 0xf3, 0x57,
+ 0xe7, 0xfa, 0x17, 0xd6, 0x52, 0xc7, 0x5f, 0x69,
+ 0xcb, 0x1b, 0xe7, 0x89, 0x3e, 0xde, 0x48, 0xeb,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("50", func(t *testing.T) {
+ h.Reset()
+ h.Write([]byte("Suppose the original message has length = 50 bytes"))
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0xc3, 0x73, 0x0c, 0x5c, 0xbc, 0xca, 0xcf, 0x91,
+ 0x5a, 0xc2, 0x92, 0x67, 0x6f, 0x21, 0xe8, 0xbd,
+ 0x4e, 0xf7, 0x53, 0x31, 0xd9, 0x40, 0x5e, 0x5f,
+ 0x1a, 0x61, 0xdc, 0x31, 0x30, 0xa6, 0x50, 0x11,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+
+ t.Run("128U", func(t *testing.T) {
+ h.Reset()
+ for i := 0; i < 128; i++ {
+ h.Write([]byte{'U'})
+ }
+ if bytes.Compare(h.Sum(nil), []byte{
+ 0x1c, 0x4a, 0xc7, 0x61, 0x46, 0x91, 0xbb, 0xf4,
+ 0x27, 0xfa, 0x23, 0x16, 0x21, 0x6b, 0xe8, 0xf1,
+ 0x0d, 0x92, 0xed, 0xfd, 0x37, 0xcd, 0x10, 0x27,
+ 0x51, 0x4c, 0x10, 0x08, 0xf6, 0x49, 0xc4, 0xe8,
+ }) != 0 {
+ t.FailNow()
+ }
+ })
+}
+
+func TestRandom(t *testing.T) {
+ h := New(SboxDefault)
+ f := func(data []byte) bool {
+ h.Reset()
+ h.Write(data)
+ d1 := h.Sum(nil)
+ h.Reset()
+ for _, c := range data {
+ h.Write([]byte{c})
+ }
+ d2 := h.Sum(nil)
+ return bytes.Compare(d1, d2) == 0
+ }
+ if err := quick.Check(f, nil); err != nil {
+ t.Error(err)
+ }
+}
+
+func BenchmarkHash(b *testing.B) {
+ h := New(SboxDefault)
+ src := make([]byte, BlockSize+1)
+ rand.Read(src)
+ b.ResetTimer()
+ for i := 0; i < b.N; i++ {
+ h.Write(src)
+ h.Sum(nil)
+ }
+}