go-ethereum/consensus/tests/engine_v2_tests/sync_info_test.go
2022-05-22 11:43:25 +10:00

102 lines
3.3 KiB
Go

package engine_v2_tests
import (
"math/big"
"testing"
"github.com/XinFinOrg/XDPoSChain/consensus/XDPoS"
"github.com/XinFinOrg/XDPoSChain/consensus/XDPoS/utils"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/params"
"github.com/stretchr/testify/assert"
)
func TestSyncInfoShouldSuccessfullyUpdateByQC(t *testing.T) {
// Block 901 is the first v2 block with starting round of 0
blockchain, _, currentBlock, _, _, _ := PrepareXDCTestBlockChainForV2Engine(t, 905, params.TestXDPoSMockChainConfig, nil)
engineV2 := blockchain.Engine().(*XDPoS.XDPoS).EngineV2
var extraField types.ExtraFields_v2
err := utils.DecodeBytesExtraFields(currentBlock.Extra(), &extraField)
if err != nil {
t.Fatal("Fail to decode extra data", err)
}
syncInfoMsg := &types.SyncInfo{
HighestQuorumCert: extraField.QuorumCert,
HighestTimeoutCert: &types.TimeoutCert{
Round: types.Round(2),
Signatures: []types.Signature{},
},
}
err = engineV2.SyncInfoHandler(blockchain, syncInfoMsg)
if err != nil {
t.Fatal(err)
}
round, _, highestQuorumCert, _, _, highestCommitBlock := engineV2.GetPropertiesFaker()
// QC is parent block's qc, which is pointing at round 4, hence 4 + 1 = 5
assert.Equal(t, types.Round(5), round)
assert.Equal(t, extraField.QuorumCert, highestQuorumCert)
assert.Equal(t, types.Round(2), highestCommitBlock.Round)
assert.Equal(t, big.NewInt(902), highestCommitBlock.Number)
}
func TestSyncInfoShouldSuccessfullyUpdateByTC(t *testing.T) {
// Block 901 is the first v2 block with starting round of 0
blockchain, _, currentBlock, _, _, _ := PrepareXDCTestBlockChainForV2Engine(t, 905, params.TestXDPoSMockChainConfig, nil)
engineV2 := blockchain.Engine().(*XDPoS.XDPoS).EngineV2
var extraField types.ExtraFields_v2
err := utils.DecodeBytesExtraFields(currentBlock.Extra(), &extraField)
if err != nil {
t.Fatal("Fail to decode extra data", err)
}
highestTC := &types.TimeoutCert{
Round: types.Round(6),
Signatures: []types.Signature{},
}
syncInfoMsg := &types.SyncInfo{
HighestQuorumCert: extraField.QuorumCert,
HighestTimeoutCert: highestTC,
}
err = engineV2.SyncInfoHandler(blockchain, syncInfoMsg)
if err != nil {
t.Fatal(err)
}
round, _, highestQuorumCert, _, _, _ := engineV2.GetPropertiesFaker()
assert.Equal(t, types.Round(7), round)
assert.Equal(t, extraField.QuorumCert, highestQuorumCert)
}
func TestSkipVerifySyncInfoIfBothQcTcNotQualified(t *testing.T) {
blockchain, _, _, _, _, _ := PrepareXDCTestBlockChainForV2Engine(t, 905, params.TestXDPoSMockChainConfig, nil)
engineV2 := blockchain.Engine().(*XDPoS.XDPoS).EngineV2
// Make the Highest QC in syncInfo point to an old block to simulate it's no longer qualified
parentBlock := blockchain.GetBlockByNumber(903)
var extraField types.ExtraFields_v2
err := utils.DecodeBytesExtraFields(parentBlock.Extra(), &extraField)
if err != nil {
t.Fatal("Fail to decode extra data", err)
}
highestTC := &types.TimeoutCert{
Round: types.Round(5),
Signatures: []types.Signature{},
}
syncInfoMsg := &types.SyncInfo{
HighestQuorumCert: extraField.QuorumCert,
HighestTimeoutCert: highestTC,
}
engineV2.SetPropertiesFaker(syncInfoMsg.HighestQuorumCert, syncInfoMsg.HighestTimeoutCert)
verified, err := engineV2.VerifySyncInfoMessage(blockchain, syncInfoMsg)
assert.False(t, verified)
assert.Nil(t, err)
}