quorum/consensus/istanbul/core/core_test.go

101 lines
2.9 KiB
Go

// Copyright 2017 The go-ethereum Authors
// 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"
"reflect"
"testing"
"time"
"github.com/ethereum/go-ethereum/consensus/istanbul"
"github.com/ethereum/go-ethereum/core/types"
elog "github.com/ethereum/go-ethereum/log"
)
func makeBlock(number int64) *types.Block {
header := &types.Header{
Difficulty: big.NewInt(0),
Number: big.NewInt(number),
GasLimit: 0,
GasUsed: 0,
Time: big.NewInt(0),
}
block := &types.Block{}
return block.WithSeal(header)
}
func newTestProposal() istanbul.Proposal {
return makeBlock(1)
}
func TestNewRequest(t *testing.T) {
testLogger.SetHandler(elog.StdoutHandler)
N := uint64(4)
F := uint64(1)
sys := NewTestSystemWithBackend(N, F)
close := sys.Run(true)
defer close()
request1 := makeBlock(1)
sys.backends[0].NewRequest(request1)
select {
case <-time.After(1 * time.Second):
}
request2 := makeBlock(2)
sys.backends[0].NewRequest(request2)
select {
case <-time.After(1 * time.Second):
}
for _, backend := range sys.backends {
if len(backend.committedMsgs) != 2 {
t.Errorf("the number of executed requests mismatch: have %v, want 2", len(backend.committedMsgs))
}
if !reflect.DeepEqual(request1.Number(), backend.committedMsgs[0].commitProposal.Number()) {
t.Errorf("the number of requests mismatch: have %v, want %v", request1.Number(), backend.committedMsgs[0].commitProposal.Number())
}
if !reflect.DeepEqual(request2.Number(), backend.committedMsgs[1].commitProposal.Number()) {
t.Errorf("the number of requests mismatch: have %v, want %v", request2.Number(), backend.committedMsgs[1].commitProposal.Number())
}
}
}
func TestQuorumSize(t *testing.T) {
N := uint64(4)
F := uint64(1)
sys := NewTestSystemWithBackend(N, F)
backend := sys.backends[0]
c := backend.engine.(*core)
valSet := c.valSet
for i := 1; i <= 1000; i++ {
valSet.AddValidator(common.StringToAddress(string(i)))
if 2*c.QuorumSize() <= (valSet.Size()+valSet.F()) || 2*c.QuorumSize() > (valSet.Size()+valSet.F()+2) {
t.Errorf("quorumSize constraint failed, expected value (2*QuorumSize > Size+F && 2*QuorumSize <= Size+F+2) to be:%v, got: %v, for size: %v", true, false, valSet.Size())
}
}
}