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