mirror of
https://github.com/ethereum/go-ethereum.git
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267 lines
9.6 KiB
Go
267 lines
9.6 KiB
Go
package 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/params"
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"github.com/stretchr/testify/assert"
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)
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// VoteHandler
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func TestVoteMessageHandlerSuccessfullyGeneratedAndProcessQCForFistV2Round(t *testing.T) {
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blockchain, _, currentBlock, _, _, _ := PrepareXDCTestBlockChainForV2Engine(t, 11, params.TestXDPoSMockChainConfigWithV2Engine, 0)
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engineV2 := blockchain.Engine().(*XDPoS.XDPoS).EngineV2
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blockInfo := &utils.BlockInfo{
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Hash: currentBlock.Hash(),
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Round: utils.Round(1),
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Number: big.NewInt(11),
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}
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// Set round to 5
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engineV2.SetNewRoundFaker(utils.Round(1), false)
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// Create two timeout message which will not reach vote pool threshold
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voteMsg := &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{1},
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}
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err := engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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currentRound, lockQuorumCert, highestQuorumCert, _, _ := engineV2.GetProperties()
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// initialised with nil and 0 round
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assert.Nil(t, lockQuorumCert)
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assert.Equal(t, utils.Round(0), highestQuorumCert.ProposedBlockInfo.Round)
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assert.Equal(t, utils.Round(1), currentRound)
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voteMsg = &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{2},
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}
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err = engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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currentRound, lockQuorumCert, highestQuorumCert, _, _ = engineV2.GetProperties()
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// Still using the initlised value because we did not yet go to the next round
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assert.Nil(t, lockQuorumCert)
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assert.Equal(t, utils.Round(0), highestQuorumCert.ProposedBlockInfo.Round)
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assert.Equal(t, utils.Round(1), currentRound)
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// Create a vote message that should trigger vote pool hook and increment the round to 6
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voteMsg = &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{3},
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}
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err = engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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currentRound, lockQuorumCert, highestQuorumCert, _, _ = engineV2.GetProperties()
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// The lockQC shall be the parent's QC round number
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assert.Equal(t, utils.Round(0), lockQuorumCert.ProposedBlockInfo.Round)
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// The highestQC proposedBlockInfo shall be the same as the one from its votes
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assert.Equal(t, highestQuorumCert.ProposedBlockInfo, voteMsg.ProposedBlockInfo)
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// Check round has now changed from 1 to 2
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assert.Equal(t, utils.Round(2), currentRound)
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}
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func TestVoteMessageHandlerSuccessfullyGeneratedAndProcessQC(t *testing.T) {
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blockchain, _, currentBlock, _, _, _ := PrepareXDCTestBlockChainForV2Engine(t, 15, params.TestXDPoSMockChainConfigWithV2Engine, 0)
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engineV2 := blockchain.Engine().(*XDPoS.XDPoS).EngineV2
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blockInfo := &utils.BlockInfo{
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Hash: currentBlock.Hash(),
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Round: utils.Round(5),
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Number: big.NewInt(15),
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}
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// Set round to 5
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engineV2.SetNewRoundFaker(utils.Round(5), false)
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// Create two timeout message which will not reach vote pool threshold
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voteMsg := &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{1},
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}
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err := engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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currentRound, lockQuorumCert, highestQuorumCert, _, _ := engineV2.GetProperties()
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// initialised with nil and 0 round
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assert.Nil(t, lockQuorumCert)
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assert.Equal(t, utils.Round(0), highestQuorumCert.ProposedBlockInfo.Round)
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assert.Equal(t, utils.Round(5), currentRound)
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voteMsg = &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{2},
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}
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err = engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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currentRound, lockQuorumCert, highestQuorumCert, _, _ = engineV2.GetProperties()
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// Still using the initlised value because we did not yet go to the next round
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assert.Nil(t, lockQuorumCert)
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assert.Equal(t, utils.Round(0), highestQuorumCert.ProposedBlockInfo.Round)
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assert.Equal(t, utils.Round(5), currentRound)
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// Create a vote message that should trigger vote pool hook and increment the round to 6
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voteMsg = &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{3},
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}
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err = engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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currentRound, lockQuorumCert, highestQuorumCert, _, highestCommitBlock := engineV2.GetProperties()
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// The lockQC shall be the parent's QC round number
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assert.Equal(t, utils.Round(4), lockQuorumCert.ProposedBlockInfo.Round)
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// The highestQC proposedBlockInfo shall be the same as the one from its votes
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assert.Equal(t, highestQuorumCert.ProposedBlockInfo, voteMsg.ProposedBlockInfo)
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// Check round has now changed from 5 to 6
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assert.Equal(t, utils.Round(6), currentRound)
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// Should trigger ProcessQC and trying to commit from blockNum of 16's grandgrandparent which is blockNum 13 with round 3
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assert.Equal(t, utils.Round(3), highestCommitBlock.Round)
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assert.Equal(t, big.NewInt(13), highestCommitBlock.Number)
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}
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func TestThrowErrorIfVoteMsgRoundNotEqualToCurrentRound(t *testing.T) {
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blockchain, _, _, _, _, _ := PrepareXDCTestBlockChainForV2Engine(t, 15, params.TestXDPoSMockChainConfigWithV2Engine, 0)
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engineV2 := blockchain.Engine().(*XDPoS.XDPoS).EngineV2
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blockInfo := &utils.BlockInfo{
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Hash: common.HexToHash("0x1"),
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Round: utils.Round(6),
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Number: big.NewInt(999),
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}
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// Set round to 7
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engineV2.SetNewRoundFaker(utils.Round(7), false)
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voteMsg := &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{1},
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}
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// voteRound > currentRound
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err := engineV2.VoteHandler(blockchain, voteMsg)
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assert.NotNil(t, err)
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assert.Equal(t, "Vote message round number: 6 does not match currentRound: 7", err.Error())
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// Set round to 5
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engineV2.SetNewRoundFaker(utils.Round(5), false)
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err = engineV2.VoteHandler(blockchain, voteMsg)
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assert.NotNil(t, err)
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// voteRound < currentRound
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assert.Equal(t, "Vote message round number: 6 does not match currentRound: 5", err.Error())
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}
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func TestProcessVoteMsgThenTimeoutMsg(t *testing.T) {
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blockchain, _, currentBlock, _, _, _ := PrepareXDCTestBlockChainForV2Engine(t, 15, params.TestXDPoSMockChainConfigWithV2Engine, 0)
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engineV2 := blockchain.Engine().(*XDPoS.XDPoS).EngineV2
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// Set round to 5
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engineV2.SetNewRoundFaker(utils.Round(5), false)
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// Start with vote messages
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blockInfo := &utils.BlockInfo{
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Hash: currentBlock.Hash(),
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Round: utils.Round(5),
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Number: big.NewInt(11),
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}
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// Create two vote message which will not reach vote pool threshold
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voteMsg := &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{1},
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}
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err := engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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currentRound, lockQuorumCert, highestQuorumCert, _, _ := engineV2.GetProperties()
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// initialised with nil and 0 round
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assert.Nil(t, lockQuorumCert)
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assert.Equal(t, utils.Round(0), highestQuorumCert.ProposedBlockInfo.Round)
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assert.Equal(t, utils.Round(5), currentRound)
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voteMsg = &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{2},
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}
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err = engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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currentRound, _, _, _, _ = engineV2.GetProperties()
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assert.Equal(t, utils.Round(5), currentRound)
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// Create a vote message that should trigger vote pool hook
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voteMsg = &utils.Vote{
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ProposedBlockInfo: blockInfo,
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Signature: []byte{3},
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}
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err = engineV2.VoteHandler(blockchain, voteMsg)
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assert.Nil(t, err)
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// Check round has now changed from 5 to 6
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currentRound, lockQuorumCert, highestQuorumCert, _, _ = engineV2.GetProperties()
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// The lockQC shall be the parent's QC round number
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assert.Equal(t, utils.Round(4), lockQuorumCert.ProposedBlockInfo.Round)
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// The highestQC proposedBlockInfo shall be the same as the one from its votes
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assert.Equal(t, highestQuorumCert.ProposedBlockInfo, voteMsg.ProposedBlockInfo)
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assert.Equal(t, utils.Round(6), currentRound)
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// We shall have highestQuorumCert in engine now, let's do timeout msg to see if we can broadcast SyncInfo which contains both highestQuorumCert and HighestTimeoutCert
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// First, all incoming old timeout msg shall not be processed
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timeoutMsg := &utils.Timeout{
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Round: utils.Round(5),
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Signature: []byte{1},
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}
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err = engineV2.TimeoutHandler(timeoutMsg)
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assert.NotNil(t, err)
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assert.Equal(t, "Timeout message round number: 5 does not match currentRound: 6", err.Error())
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// Ok, let's do the timeout msg which is on the same round as the current round by creating two timeout message which will not reach timeout pool threshold
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timeoutMsg = &utils.Timeout{
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Round: utils.Round(6),
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Signature: []byte{1},
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}
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err = engineV2.TimeoutHandler(timeoutMsg)
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assert.Nil(t, err)
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currentRound, _, _, _, _ = engineV2.GetProperties()
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assert.Equal(t, utils.Round(6), currentRound)
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timeoutMsg = &utils.Timeout{
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Round: utils.Round(6),
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Signature: []byte{2},
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}
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err = engineV2.TimeoutHandler(timeoutMsg)
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assert.Nil(t, err)
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currentRound, _, _, _, _ = engineV2.GetProperties()
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assert.Equal(t, utils.Round(6), currentRound)
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// Create a timeout message that should trigger timeout pool hook
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timeoutMsg = &utils.Timeout{
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Round: utils.Round(6),
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Signature: []byte{3},
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}
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err = engineV2.TimeoutHandler(timeoutMsg)
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assert.Nil(t, err)
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syncInfoMsg := <-engineV2.BroadcastCh
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assert.NotNil(t, syncInfoMsg)
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// Should have HighestQuorumCert from previous round votes
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qc := syncInfoMsg.(*utils.SyncInfo).HighestQuorumCert
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assert.NotNil(t, qc)
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assert.Equal(t, utils.Round(5), qc.ProposedBlockInfo.Round)
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tc := syncInfoMsg.(*utils.SyncInfo).HighestTimeoutCert
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assert.NotNil(t, tc)
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assert.Equal(t, utils.Round(6), tc.Round)
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sigatures := []utils.Signature{[]byte{1}, []byte{2}, []byte{3}}
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assert.ElementsMatch(t, tc.Signatures, sigatures)
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// Round shall be +1 now
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currentRound, _, _, _, _ = engineV2.GetProperties()
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assert.Equal(t, utils.Round(7), currentRound)
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}
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