github.com/reapchain/go-reapchain@v0.2.15-0.20210609012950-9735c110c705/consensus/podc/core/handler_test.go

// Copyright 2017 AMIS Technologies
// This file is part of the go-ethereum library.
//
// The go-ethereum 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 go-ethereum 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 go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

package core

import (
	"github.com/ethereum/go-ethereum/common"
	"math/big"
	"testing"
	"github.com/ethereum/go-ethereum/consensus/podc"
)

// notice: the normal case have been tested in integration tests.
func TestHandleMsg(t *testing.T) {
	N := uint64(28)
	F := uint64(1)
	sys := NewTestSystemWithBackend(N, F)

	closer := sys.Run(true)
	defer closer()

	v0 := sys.backends[0]
	r0 := v0.engine.(*core)

	m, _ := Encode(&podc.Subject{
		View: &podc.View{
			Sequence: big.NewInt(0),
			Round:    big.NewInt(0),
		},
		Digest: common.StringToHash("1234567890"),
	})
	// with a matched payload. msgPreprepare should match with *istanbul.Preprepare in normal case.
	msg := &message{
		Code:          msgPreprepare,
		Msg:           m,
		Address:       v0.Address(),
		Signature:     []byte{},
		CommittedSeal: []byte{},
	}

	_, val := v0.Validators(nil).GetByAddress(v0.Address())
	if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodePreprepare {
		t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodePreprepare)
	}


	//m, _ = Encode(&podc.Preprepare{
	//	View: &podc.View{
	//		Sequence: big.NewInt(0),
	//		Round:    big.NewInt(0),
	//	},
	//	Digest: common.StringToHash("1234567890"),
	//})
	//// with a unmatched payload. msgDSelect should match with *istanbul.Subject in normal case.
	//msg = &message{
	//	Code:          msgDSelect,
	//	Msg:           m,
	//	Address:       v0.Address(),
	//	Signature:     []byte{},
	//	CommittedSeal: []byte{},
	//}
	//
	//_, val := v0.Validators(nil).GetByAddress(v0.Address())
	//if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodePreprepare {
	//	t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodePreprepare)
	//}

	m, _ := Encode(&podc.Proposal{
		View: &podc.View{
			Sequence: big.NewInt(1),
			Round:    big.NewInt(1),
		},
		Proposal: makeBlock(1),
	})
	// with a unmatched payload. msgPrepare should match with *istanbul.Subject in normal case.
	msg = &message{
		Code:          msgPreprepare,
		Msg:           m,
		Address:       v0.Address(),
		Signature:     []byte{},
		CommittedSeal: []byte{},
	}

	_, val = v0.Validators(nil).GetByAddress(v0.Address())
	if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodePrepare {
		t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodePreprepare)
	}

	//m, _ = Encode(&podc.Preprepare{
	//	View: &podc.View{
	//		Sequence: big.NewInt(0),
	//		Round:    big.NewInt(0),
	//	},
	//	Proposal: makeBlock(2),
	//})
	//// with a unmatched payload. istanbul.MsgCommit should match with *istanbul.Subject in normal case.
	//msg = &message{
	//	Code:          msgCommit,
	//	Msg:           m,
	//	Address:       v0.Address(),
	//	Signature:     []byte{},
	//	CommittedSeal: []byte{},
	//}
   //
	//_, val = v0.Validators(nil).GetByAddress(v0.Address())
	//if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodeCommit {
	//	t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodeCommit)
	//}
   //
	//m, _ = Encode(&podc.Preprepare{
	//	View: &podc.View{
	//		Sequence: big.NewInt(0),
	//		Round:    big.NewInt(0),
	//	},
	//	Proposal: makeBlock(3),
	//})
	//// invalid message code. message code is not exists in list
	//msg = &message{
	//	Code:          uint64(99),
	//	Msg:           m,
	//	Address:       v0.Address(),
	//	Signature:     []byte{},
	//	CommittedSeal: []byte{},
	//}
   //
	//_, val = v0.Validators(nil).GetByAddress(v0.Address())
	//if err := r0.handleCheckedMsg(msg, val); err == nil {
	//	t.Errorf("error mismatch: have %v, want nil", err)
	//}
   //
	//// with malicious payload
	//if err := r0.handleMsg([]byte{1}); err == nil {
	//	t.Errorf("error mismatch: have %v, want nil", err)
	//}
	////--------------------- yichoi ------------------------
   //
	//m, _ = Encode(&podc.Preprepare{
	//	View: &podc.View{
	//		Sequence: big.NewInt(0),
	//		Round:    big.NewInt(0),
	//	},
	//	Proposal: makeBlock(2),
	//})
	//// with a unmatched payload. istanbul.MsgCommit should match with *istanbul.Subject in normal case.
	//msg = &message{
	//	Code:          msgDSelect,
	//	Msg:           m,
	//	Address:       v0.Address(),
	//	Signature:     []byte{},
	//	CommittedSeal: []byte{},
	//}
   //
	//_, val = v0.Validators(nil).GetByAddress(v0.Address())
	//if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodeCommit {
	//	t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodeCommit)
	//}
   ////-------------------------------------
	//m, _ = Encode(&podc.Preprepare{
	//	View: &podc.View{
	//		Sequence: big.NewInt(0),
	//		Round:    big.NewInt(0),
	//	},
	//	Proposal: makeBlock(2),
	//})
	//// with a unmatched payload. istanbul.MsgCommit should match with *istanbul.Subject in normal case.
	//msg = &message{
	//	Code:          msgCoordinatorDecide,
	//	Msg:           m,
	//	Address:       v0.Address(),
	//	Signature:     []byte{},
	//	CommittedSeal: []byte{},
	//}
   //
	//_, val = v0.Validators(nil).GetByAddress(v0.Address())
	//if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodeCommit {
	//	t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodeCommit)
	//}
	////-------------------------------------
	//m, _ = Encode(&podc.Preprepare{
	//	View: &podc.View{
	//		Sequence: big.NewInt(0),
	//		Round:    big.NewInt(0),
	//	},
	//	Proposal: makeBlock(2),
	//})
	//// with a unmatched payload. istanbul.MsgCommit should match with *istanbul.Subject in normal case.
	//msg = &message{
	//	Code:          msgRacing,
	//	Msg:           m,
	//	Address:       v0.Address(),
	//	Signature:     []byte{},
	//	CommittedSeal: []byte{},
	//}
   //
	//_, val = v0.Validators(nil).GetByAddress(v0.Address())
	//if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodeCommit {
	//	t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodeCommit)
	//}
	////-------------------------------------
	//m, _ = Encode(&podc.Preprepare{
	//	View: &podc.View{
	//		Sequence: big.NewInt(0),
	//		Round:    big.NewInt(0),
	//	},
	//	Proposal: makeBlock(2),
	//})
	//// with a unmatched payload. istanbul.MsgCommit should match with *istanbul.Subject in normal case.
	//msg = &message{
	//	Code:          msgCandidateDecide,
	//	Msg:           m,
	//	Address:       v0.Address(),
	//	Signature:     []byte{},
	//	CommittedSeal: []byte{},
	//}
   //
	//_, val = v0.Validators(nil).GetByAddress(v0.Address())
	//if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodeCommit {
	//	t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodeCommit)
	//}
   //
	//m, _ = Encode(&podc.Preprepare{
	//	View: &podc.View{
	//		Sequence: big.NewInt(0),
	//		Round:    big.NewInt(0),
	//	},
	//	Proposal: makeBlock(2),
	//})
	//// with a unmatched payload. istanbul.MsgCommit should match with *istanbul.Subject in normal case.
	//msg = &message{
	//	Code:          msgRoundChange,
	//	Msg:           m,
	//	Address:       v0.Address(),
	//	Signature:     []byte{},
	//	CommittedSeal: []byte{},
	//}
   //
	//_, val = v0.Validators(nil).GetByAddress(v0.Address())
	//if err := r0.handleCheckedMsg(msg, val); err != errFailedDecodeCommit {
	//	t.Errorf("error mismatch: have %v, want %v", err, errFailedDecodeCommit)
	//}
}