path: root/core/key-holder_test.go

// Copyright 2018 The dexon-consensus-core Authors
// This file is part of the dexon-consensus-core library.
//
// The dexon-consensus-core 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-core 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-core library. If not, see
// <http://www.gnu.org/licenses/>.

package core

import (
    "testing"
    "time"

    "github.com/dexon-foundation/dexon-consensus-core/common"
    "github.com/dexon-foundation/dexon-consensus-core/core/types"
    "github.com/dexon-foundation/dexon-consensus-core/crypto/eth"
    "github.com/stretchr/testify/suite"
)

type KeyHolderTestSuite struct {
    suite.Suite
}

func (s *KeyHolderTestSuite) setupKeyHolder() *keyHolder {
    k, err := eth.NewPrivateKey()
    s.NoError(err)
    return newKeyHolder(k, eth.SigToPub)
}

func (s *KeyHolderTestSuite) TestBlock() {
    k := s.setupKeyHolder()
    b := &types.Block{
        ParentHash: common.NewRandomHash(),
        Position: types.Position{
            ShardID: 1,
            ChainID: 2,
            Height:  3,
        },
        Timestamp: time.Now().UTC(),
    }
    s.NoError(k.SignBlock(b))
    s.NoError(k.VerifyBlock(b))
}

func (s *KeyHolderTestSuite) TestVote() {
    k := s.setupKeyHolder()
    v := &types.Vote{
        ProposerID: types.NodeID{Hash: common.NewRandomHash()},
        Type:       types.VoteConfirm,
        BlockHash:  common.NewRandomHash(),
        Period:     123,
        Position: types.Position{
            ShardID: 2,
            ChainID: 4,
            Height:  6,
        }}
    s.NoError(k.SignVote(v))
    ok, err := k.VerifyVote(v)
    s.True(ok)
    s.NoError(err)
}

func (s *KeyHolderTestSuite) TestCRS() {
    k := s.setupKeyHolder()
    b := &types.Block{
        ParentHash: common.NewRandomHash(),
        Position: types.Position{
            ShardID: 7,
            ChainID: 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 := k.VerifyCRS(b, crs)
    s.True(ok)
    s.NoError(err)
}

func TestKeyHolder(t *testing.T) {
    suite.Run(t, new(KeyHolderTestSuite))
}