go.cypherpunks.ru namespace usage

[gogost.git] / gost34112012256 / kdf_test.go

diff --git a/gost34112012256/kdf_test.go b/gost34112012256/kdf_test.go
new file mode 100644 (file)
index 0000000..750d400
--- /dev/null
+++ b/gost34112012256/kdf_test.go
@@ -0,0 +1,43 @@
+// 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 gost34112012256
+
+import (
+       "bytes"
+       "testing"
+)
+
+func TestKDFGOSTR34112012256(t *testing.T) {
+       kdf := NewKDF([]byte{
+               0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+               0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+               0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+               0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
+       })
+       derived := kdf.Derive(
+               nil,
+               []byte{0x26, 0xbd, 0xb8, 0x78},
+               []byte{0xaf, 0x21, 0x43, 0x41, 0x45, 0x65, 0x63, 0x78},
+       )
+       if bytes.Compare(derived, []byte{
+               0xa1, 0xaa, 0x5f, 0x7d, 0xe4, 0x02, 0xd7, 0xb3,
+               0xd3, 0x23, 0xf2, 0x99, 0x1c, 0x8d, 0x45, 0x34,
+               0x01, 0x31, 0x37, 0x01, 0x0a, 0x83, 0x75, 0x4f,
+               0xd0, 0xaf, 0x6d, 0x7c, 0xd4, 0x92, 0x2e, 0xd9,
+       }) != 0 {
+               t.FailNow()
+       }
+}