// Copyright 2018 The dexon-consensus Authors
// This file is part of the dexon-consensus library.
//
// The dexon-consensus library is free software: you can redistribute it
// and/or modify it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation, either version 3 of the License,
// or (at your option) any later version.
//
// The dexon-consensus library 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 Lesser
// General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the dexon-consensus library. If not, see
// <http://www.gnu.org/licenses/>.
package utils
import (
"testing"
"time"
"github.com/dexon-foundation/dexon-consensus/common"
"github.com/dexon-foundation/dexon-consensus/core/crypto/ecdsa"
"github.com/dexon-foundation/dexon-consensus/core/types"
"github.com/stretchr/testify/suite"
)
type SignerTestSuite struct {
suite.Suite
}
func (s *SignerTestSuite) setupSigner() *Signer {
k, err := ecdsa.NewPrivateKey()
s.NoError(err)
return NewSigner(k)
}
func (s *SignerTestSuite) TestBlock() {
k := s.setupSigner()
b := &types.Block{
ParentHash: common.NewRandomHash(),
Position: types.Position{
Round: 2,
Height: 3,
},
Timestamp: time.Now().UTC(),
}
s.NoError(k.SignBlock(b))
s.NoError(VerifyBlockSignature(b))
}
func (s *SignerTestSuite) TestVote() {
k := s.setupSigner()
v := types.NewVote(types.VoteCom, common.NewRandomHash(), 123)
v.Position = types.Position{
Round: 4,
Height: 6,
}
v.ProposerID = types.NodeID{Hash: common.NewRandomHash()}
s.NoError(k.SignVote(v))
ok, err := VerifyVoteSignature(v)
s.True(ok)
s.NoError(err)
}
func (s *SignerTestSuite) TestCRS() {
k := s.setupSigner()
b := &types.Block{
ParentHash: common.NewRandomHash(),
Position: types.Position{
Round: 8,
Height: 9,
},
Timestamp: time.Now().UTC(),
}
crs := common.NewRandomHash()
s.Error(k.SignCRS(b, crs))
// Hash block before hash CRS.
s.NoError(k.SignBlock(b))
s.NoError(k.SignCRS(b, crs))
ok, err := VerifyCRSSignature(b, crs)
s.True(ok)
s.NoError(err)
}
func TestSigner(t *testing.T) {
suite.Run(t, new(SignerTestSuite))
}
