+// 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// 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 gost3410
+
+import (
+ "crypto"
+ "crypto/rand"
+ "testing"
+)
+
+func TestSignerInterface(t *testing.T) {
+ prvRaw := make([]byte, int(Mode2001))
+ rand.Read(prvRaw)
+ prv, err := NewPrivateKey(CurveIdGostR34102001TestParamSet(), Mode2001, prvRaw)
+ if err != nil {
+ t.FailNow()
+ }
+ var _ crypto.Signer = prv
+}