go-ethereum/consensus/tests/engine_v2_tests/penalty_test.go
2023-05-16 21:23:02 +10:00

153 lines
7.2 KiB
Go

package engine_v2_tests
import (
"math/big"
"testing"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/consensus/XDPoS"
"github.com/XinFinOrg/XDPoSChain/consensus/XDPoS/utils"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/eth/hooks"
"github.com/XinFinOrg/XDPoSChain/params"
"github.com/stretchr/testify/assert"
)
func TestHookPenaltyV2Mining(t *testing.T) {
config := params.TestXDPoSMockChainConfig
blockchain, _, _, _, _, _ := PrepareXDCTestBlockChainForV2Engine(t, int(config.XDPoS.Epoch)*3, config, nil)
adaptor := blockchain.Engine().(*XDPoS.XDPoS)
hooks.AttachConsensusV2Hooks(adaptor, blockchain, config)
assert.NotNil(t, adaptor.EngineV2.HookPenalty)
var extraField types.ExtraFields_v2
// 901 is the first v2 block
header901 := blockchain.GetHeaderByNumber(config.XDPoS.Epoch + 1)
err := utils.DecodeBytesExtraFields(header901.Extra, &extraField)
assert.Nil(t, err)
masternodes := adaptor.GetMasternodesFromCheckpointHeader(header901)
assert.Equal(t, 5, len(masternodes))
header2100 := blockchain.GetHeaderByNumber(config.XDPoS.Epoch * 3)
penalty, err := adaptor.EngineV2.HookPenalty(blockchain, big.NewInt(int64(config.XDPoS.Epoch*3)), header2100.ParentHash, masternodes)
assert.Nil(t, err)
// when we prepare the chain, we include all 5 signers as coinbase except one signer
// header2100 records 5 masternodes, so penalty contains 5-4=1 address
assert.Equal(t, 1, len(penalty))
contains := false
for _, mn := range common.RemoveItemFromArray(masternodes, penalty) {
if mn == header901.Coinbase {
contains = true
}
}
assert.True(t, contains)
// set adaptor round/qc to that of 6299
err = utils.DecodeBytesExtraFields(header2100.Extra, &extraField)
assert.Nil(t, err)
err = adaptor.EngineV2.ProcessQCFaker(blockchain, extraField.QuorumCert)
assert.Nil(t, err)
// coinbase is a faker signer
headerMining := &types.Header{
ParentHash: header2100.ParentHash,
Number: header2100.Number,
GasLimit: params.TargetGasLimit,
Time: header2100.Time,
Coinbase: acc1Addr,
}
// Force to make the node to be at its round to mine, otherwise won't pass the yourturn masternodes check
// We have 19 nodes in total (20 candidates in snapshot - 1 penalty) and the fake signer is always at the 18th(last) in the list.
// Hence int(config.XDPoS.Epoch)*3+18-900, the +18 means is to force to next 18 round and -900 is the relative round number to block number int(config.XDPoS.Epoch)*3
adaptor.EngineV2.SetNewRoundFaker(blockchain, types.Round(int(config.XDPoS.Epoch)*3+18-900), false)
// The test default signer is not in the masternodes, so we set the faker signer
adaptor.EngineV2.AuthorizeFaker(acc1Addr)
err = adaptor.Prepare(blockchain, headerMining)
assert.Nil(t, err)
assert.Equal(t, 1, len(headerMining.Penalties)/common.AddressLength)
// 20 candidates (set by PrepareXDCTestBlockChainForV2Engine) - 1 penalty = 19
assert.Equal(t, 19, len(headerMining.Validators)/common.AddressLength)
}
func TestHookPenaltyV2Comeback(t *testing.T) {
config := params.TestXDPoSMockChainConfig
blockchain, _, _, signer, signFn := PrepareXDCTestBlockChainWithPenaltyForV2Engine(t, int(config.XDPoS.Epoch)*3, config)
adaptor := blockchain.Engine().(*XDPoS.XDPoS)
hooks.AttachConsensusV2Hooks(adaptor, blockchain, config)
assert.NotNil(t, adaptor.EngineV2.HookPenalty)
var extraField types.ExtraFields_v2
// 901 is the first v2 block
header901 := blockchain.GetHeaderByNumber(config.XDPoS.Epoch + 1)
err := utils.DecodeBytesExtraFields(header901.Extra, &extraField)
assert.Nil(t, err)
masternodes := adaptor.GetMasternodesFromCheckpointHeader(header901)
assert.Equal(t, 5, len(masternodes))
header2100 := blockchain.GetHeaderByNumber(config.XDPoS.Epoch * 3)
penalty, err := adaptor.EngineV2.HookPenalty(blockchain, big.NewInt(int64(config.XDPoS.Epoch*3)), header2100.ParentHash, masternodes)
assert.Nil(t, err)
// miner (coinbase) is in comeback. so all addresses are in penalty
assert.Equal(t, 2, len(penalty))
header2085 := blockchain.GetHeaderByNumber(config.XDPoS.Epoch*3 - common.MergeSignRange)
// forcely insert signing tx into cache, to cancel comeback. since no comeback, penalty is 3
tx, err := signingTxWithSignerFn(header2085, 0, signer, signFn)
assert.Nil(t, err)
adaptor.CacheSigningTxs(header2085.Hash(), []*types.Transaction{tx})
penalty, err = adaptor.EngineV2.HookPenalty(blockchain, big.NewInt(int64(config.XDPoS.Epoch*3)), header2100.ParentHash, masternodes)
assert.Nil(t, err)
assert.Equal(t, 1, len(penalty))
}
func TestHookPenaltyV2Jump(t *testing.T) {
config := params.TestXDPoSMockChainConfig
end := int(config.XDPoS.Epoch)*3 - common.MergeSignRange
blockchain, _, _, _, _ := PrepareXDCTestBlockChainWithPenaltyForV2Engine(t, int(config.XDPoS.Epoch)*3, config)
adaptor := blockchain.Engine().(*XDPoS.XDPoS)
hooks.AttachConsensusV2Hooks(adaptor, blockchain, config)
assert.NotNil(t, adaptor.EngineV2.HookPenalty)
var extraField types.ExtraFields_v2
// 901 is the first v2 block
header901 := blockchain.GetHeaderByNumber(config.XDPoS.Epoch + 1)
err := utils.DecodeBytesExtraFields(header901.Extra, &extraField)
assert.Nil(t, err)
masternodes := adaptor.GetMasternodesFromCheckpointHeader(header901)
assert.Equal(t, 5, len(masternodes))
header2685 := blockchain.GetHeaderByNumber(uint64(end))
adaptor.EngineV2.SetNewRoundFaker(blockchain, types.Round(config.XDPoS.Epoch*3), false)
// round 2685-2700 miss blocks, penalty should work as usual
penalty, err := adaptor.EngineV2.HookPenalty(blockchain, header2685.Number, header2685.ParentHash, masternodes)
assert.Nil(t, err)
assert.Equal(t, 2, len(penalty))
}
// Test calculate penalty under startRange blocks, currently is 150
func TestHookPenaltyV2LessThen150Blocks(t *testing.T) {
config := params.TestXDPoSMockChainConfig
blockchain, _, _, _, _ := PrepareXDCTestBlockChainWithPenaltyForV2Engine(t, int(config.XDPoS.Epoch)*3, config)
adaptor := blockchain.Engine().(*XDPoS.XDPoS)
hooks.AttachConsensusV2Hooks(adaptor, blockchain, config)
assert.NotNil(t, adaptor.EngineV2.HookPenalty)
var extraField types.ExtraFields_v2
// 901 is the first v2 block
header901 := blockchain.GetHeaderByNumber(config.XDPoS.Epoch + 1)
err := utils.DecodeBytesExtraFields(header901.Extra, &extraField)
assert.Nil(t, err)
masternodes := adaptor.GetMasternodesFromCheckpointHeader(header901)
assert.Equal(t, 5, len(masternodes))
header1900 := blockchain.GetHeaderByNumber(1900)
adaptor.EngineV2.SetNewRoundFaker(blockchain, types.Round(config.XDPoS.Epoch*3), false)
// penalty count from 1900
penalty, err := adaptor.EngineV2.HookPenalty(blockchain, header1900.Number, header1900.ParentHash, masternodes)
assert.Nil(t, err)
assert.Equal(t, 2, len(penalty))
}
func TestGetPenalties(t *testing.T) {
config := params.TestXDPoSMockChainConfig
blockchain, _, _, _, _ := PrepareXDCTestBlockChainWithPenaltyForV2Engine(t, int(config.XDPoS.Epoch)*3, config)
adaptor := blockchain.Engine().(*XDPoS.XDPoS)
header2699 := blockchain.GetHeaderByNumber(2699)
header1801 := blockchain.GetHeaderByNumber(1801)
penalty2699 := adaptor.EngineV2.GetPenalties(blockchain, header2699)
penalty1801 := adaptor.EngineV2.GetPenalties(blockchain, header1801)
assert.Equal(t, 1, len(penalty2699))
assert.Equal(t, 1, len(penalty1801))
}