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stakeAndUnStake_test.go
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stakeAndUnStake_test.go
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package staking
import (
"encoding/hex"
"fmt"
"math/big"
"testing"
"time"
"github.com/multiversx/mx-chain-core-go/core"
coreAPI "github.com/multiversx/mx-chain-core-go/data/api"
"github.com/multiversx/mx-chain-core-go/data/transaction"
"github.com/multiversx/mx-chain-core-go/data/validator"
"github.com/multiversx/mx-chain-go/common"
"github.com/multiversx/mx-chain-go/config"
chainSimulatorIntegrationTests "github.com/multiversx/mx-chain-go/integrationTests/chainSimulator"
"github.com/multiversx/mx-chain-go/node/chainSimulator"
"github.com/multiversx/mx-chain-go/node/chainSimulator/components/api"
"github.com/multiversx/mx-chain-go/node/chainSimulator/configs"
"github.com/multiversx/mx-chain-go/node/chainSimulator/dtos"
chainSimulatorProcess "github.com/multiversx/mx-chain-go/node/chainSimulator/process"
"github.com/multiversx/mx-chain-go/process"
"github.com/multiversx/mx-chain-go/vm"
logger "github.com/multiversx/mx-chain-logger-go"
"github.com/stretchr/testify/require"
)
const (
defaultPathToInitialConfig = "../../../cmd/node/config/"
maxNumOfBlockToGenerateWhenExecutingTx = 7
)
var log = logger.GetOrCreate("integrationTests/chainSimulator")
// TODO scenarios
// Make a staking provider with max num of nodes
// DO a merge transaction
// Test scenario
// 1. Add a new validator private key in the multi key handler
// 2. Do a stake transaction for the validator key
// 3. Do an unstake transaction (to make a place for the new validator)
// 4. Check if the new validator has generated rewards
func TestChainSimulator_AddValidatorKey(t *testing.T) {
if testing.Short() {
t.Skip("this is not a short test")
}
startTime := time.Now().Unix()
roundDurationInMillis := uint64(6000)
roundsPerEpoch := core.OptionalUint64{
HasValue: true,
Value: 20,
}
numOfShards := uint32(3)
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: numOfShards,
GenesisTimestamp: startTime,
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 0,
NumNodesWaitingListShard: 0,
AlterConfigsFunction: func(cfg *config.Configs) {
newNumNodes := cfg.SystemSCConfig.StakingSystemSCConfig.MaxNumberOfNodesForStake + 8 // 8 nodes until new nodes will be placed on queue
configs.SetMaxNumberOfNodesInConfigs(cfg, uint32(newNumNodes), 0, numOfShards)
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
err = cs.GenerateBlocks(30)
require.Nil(t, err)
// Step 1 --- add a new validator key in the chain simulator
privateKey, blsKeys, err := chainSimulator.GenerateBlsPrivateKeys(1)
require.Nil(t, err)
err = cs.AddValidatorKeys(privateKey)
require.Nil(t, err)
newValidatorOwner := "erd1l6xt0rqlyzw56a3k8xwwshq2dcjwy3q9cppucvqsmdyw8r98dz3sae0kxl"
newValidatorOwnerBytes, _ := cs.GetNodeHandler(0).GetCoreComponents().AddressPubKeyConverter().Decode(newValidatorOwner)
rcv := "erd1qqqqqqqqqqqqqqqpqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqplllst77y4l"
rcvAddrBytes, _ := cs.GetNodeHandler(0).GetCoreComponents().AddressPubKeyConverter().Decode(rcv)
// Step 2 --- set an initial balance for the address that will initialize all the transactions
err = cs.SetStateMultiple([]*dtos.AddressState{
{
Address: "erd1l6xt0rqlyzw56a3k8xwwshq2dcjwy3q9cppucvqsmdyw8r98dz3sae0kxl",
Balance: "10000000000000000000000",
},
})
require.Nil(t, err)
// Step 3 --- generate and send a stake transaction with the BLS key of the validator key that was added at step 1
stakeValue, _ := big.NewInt(0).SetString("2500000000000000000000", 10)
tx := &transaction.Transaction{
Nonce: 0,
Value: stakeValue,
SndAddr: newValidatorOwnerBytes,
RcvAddr: rcvAddrBytes,
Data: []byte(fmt.Sprintf("stake@01@%s@010101", blsKeys[0])),
GasLimit: 50_000_000,
GasPrice: 1000000000,
Signature: []byte("dummy"),
ChainID: []byte(configs.ChainID),
Version: 1,
}
stakeTx, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(tx, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, stakeTx)
shardIDValidatorOwner := cs.GetNodeHandler(0).GetShardCoordinator().ComputeId(newValidatorOwnerBytes)
accountValidatorOwner, _, err := cs.GetNodeHandler(shardIDValidatorOwner).GetFacadeHandler().GetAccount(newValidatorOwner, coreAPI.AccountQueryOptions{})
require.Nil(t, err)
balanceBeforeActiveValidator := accountValidatorOwner.Balance
// Step 5 --- create an unStake transaction with the bls key of an initial validator and execute the transaction to make place for the validator that was added at step 3
firstValidatorKey, err := cs.GetValidatorPrivateKeys()[0].GeneratePublic().ToByteArray()
require.Nil(t, err)
initialAddressWithValidators := cs.GetInitialWalletKeys().StakeWallets[0].Address
shardID := cs.GetNodeHandler(0).GetShardCoordinator().ComputeId(initialAddressWithValidators.Bytes)
initialAccount, _, err := cs.GetNodeHandler(shardID).GetFacadeHandler().GetAccount(initialAddressWithValidators.Bech32, coreAPI.AccountQueryOptions{})
require.Nil(t, err)
tx = &transaction.Transaction{
Nonce: initialAccount.Nonce,
Value: big.NewInt(0),
SndAddr: initialAddressWithValidators.Bytes,
RcvAddr: rcvAddrBytes,
Data: []byte(fmt.Sprintf("unStake@%s", hex.EncodeToString(firstValidatorKey))),
GasLimit: 50_000_000,
GasPrice: 1000000000,
Signature: []byte("dummy"),
ChainID: []byte(configs.ChainID),
Version: 1,
}
_, err = cs.SendTxAndGenerateBlockTilTxIsExecuted(tx, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
// Step 6 --- generate 8 epochs to get rewards
err = cs.GenerateBlocksUntilEpochIsReached(8)
require.Nil(t, err)
metachainNode := cs.GetNodeHandler(core.MetachainShardId)
err = cs.ForceResetValidatorStatisticsCache()
require.Nil(t, err)
validatorStatistics, err := metachainNode.GetFacadeHandler().ValidatorStatisticsApi()
require.Nil(t, err)
checkValidatorsRating(t, validatorStatistics)
accountValidatorOwner, _, err = cs.GetNodeHandler(shardIDValidatorOwner).GetFacadeHandler().GetAccount(newValidatorOwner, coreAPI.AccountQueryOptions{})
require.Nil(t, err)
balanceAfterActiveValidator := accountValidatorOwner.Balance
log.Info("balance before validator", "value", balanceBeforeActiveValidator)
log.Info("balance after validator", "value", balanceAfterActiveValidator)
balanceBeforeBig, _ := big.NewInt(0).SetString(balanceBeforeActiveValidator, 10)
balanceAfterBig, _ := big.NewInt(0).SetString(balanceAfterActiveValidator, 10)
diff := balanceAfterBig.Sub(balanceAfterBig, balanceBeforeBig)
log.Info("difference", "value", diff.String())
// Step 7 --- check the balance of the validator owner has been increased
require.True(t, diff.Cmp(big.NewInt(0)) > 0)
}
func TestChainSimulator_AddANewValidatorAfterStakingV4(t *testing.T) {
if testing.Short() {
t.Skip("this is not a short test")
}
startTime := time.Now().Unix()
roundDurationInMillis := uint64(6000)
roundsPerEpoch := core.OptionalUint64{
HasValue: true,
Value: 20,
}
numOfShards := uint32(3)
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: numOfShards,
GenesisTimestamp: startTime,
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 100,
MetaChainMinNodes: 100,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.SystemSCConfig.StakingSystemSCConfig.NodeLimitPercentage = 1
cfg.GeneralConfig.ValidatorStatistics.CacheRefreshIntervalInSec = 1
eligibleNodes := cfg.SystemSCConfig.StakingSystemSCConfig.MaxNumberOfNodesForStake
// 8 nodes until new nodes will be placed on queue
waitingNodes := uint32(8)
configs.SetMaxNumberOfNodesInConfigs(cfg, uint32(eligibleNodes), waitingNodes, numOfShards)
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
err = cs.GenerateBlocks(150)
require.Nil(t, err)
// Step 1 --- add a new validator key in the chain simulator
numOfNodes := 20
validatorSecretKeysBytes, blsKeys, err := chainSimulator.GenerateBlsPrivateKeys(numOfNodes)
require.Nil(t, err)
err = cs.AddValidatorKeys(validatorSecretKeysBytes)
require.Nil(t, err)
newValidatorOwner := "erd1l6xt0rqlyzw56a3k8xwwshq2dcjwy3q9cppucvqsmdyw8r98dz3sae0kxl"
newValidatorOwnerBytes, _ := cs.GetNodeHandler(0).GetCoreComponents().AddressPubKeyConverter().Decode(newValidatorOwner)
rcv := "erd1qqqqqqqqqqqqqqqpqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqplllst77y4l"
rcvAddrBytes, _ := cs.GetNodeHandler(0).GetCoreComponents().AddressPubKeyConverter().Decode(rcv)
// Step 2 --- set an initial balance for the address that will initialize all the transactions
err = cs.SetStateMultiple([]*dtos.AddressState{
{
Address: "erd1l6xt0rqlyzw56a3k8xwwshq2dcjwy3q9cppucvqsmdyw8r98dz3sae0kxl",
Balance: "1000000000000000000000000",
},
})
require.Nil(t, err)
// Step 3 --- generate and send a stake transaction with the BLS keys of the validators key that were added at step 1
validatorData := ""
for _, blsKey := range blsKeys {
validatorData += fmt.Sprintf("@%s@010101", blsKey)
}
numOfNodesHex := hex.EncodeToString(big.NewInt(int64(numOfNodes)).Bytes())
stakeValue, _ := big.NewInt(0).SetString("51000000000000000000000", 10)
tx := &transaction.Transaction{
Nonce: 0,
Value: stakeValue,
SndAddr: newValidatorOwnerBytes,
RcvAddr: rcvAddrBytes,
Data: []byte(fmt.Sprintf("stake@%s%s", numOfNodesHex, validatorData)),
GasLimit: 500_000_000,
GasPrice: 1000000000,
Signature: []byte("dummy"),
ChainID: []byte(configs.ChainID),
Version: 1,
}
txFromNetwork, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(tx, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, txFromNetwork)
err = cs.GenerateBlocks(1)
require.Nil(t, err)
metachainNode := cs.GetNodeHandler(core.MetachainShardId)
err = cs.ForceResetValidatorStatisticsCache()
require.Nil(t, err)
results, err := metachainNode.GetFacadeHandler().AuctionListApi()
require.Nil(t, err)
require.Equal(t, newValidatorOwner, results[0].Owner)
require.Equal(t, 20, len(results[0].Nodes))
checkTotalQualified(t, results, 8)
err = cs.GenerateBlocks(100)
require.Nil(t, err)
results, err = cs.GetNodeHandler(core.MetachainShardId).GetFacadeHandler().AuctionListApi()
require.Nil(t, err)
checkTotalQualified(t, results, 0)
}
// Internal test scenario #4 #5 #6
// do stake
// do unStake
// do unBondNodes
// do unBondTokens
func TestChainSimulatorStakeUnStakeUnBond(t *testing.T) {
if testing.Short() {
t.Skip("this is not a short test")
}
t.Run("staking ph 4 is not active", func(t *testing.T) {
testStakeUnStakeUnBond(t, 1)
})
t.Run("staking ph 4 step 1 active", func(t *testing.T) {
testStakeUnStakeUnBond(t, 4)
})
t.Run("staking ph 4 step 2 active", func(t *testing.T) {
testStakeUnStakeUnBond(t, 5)
})
t.Run("staking ph 4 step 3 active", func(t *testing.T) {
testStakeUnStakeUnBond(t, 6)
})
}
func testStakeUnStakeUnBond(t *testing.T, targetEpoch int32) {
startTime := time.Now().Unix()
roundDurationInMillis := uint64(6000)
roundsPerEpoch := core.OptionalUint64{
HasValue: true,
Value: 30,
}
numOfShards := uint32(3)
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: numOfShards,
GenesisTimestamp: startTime,
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.SystemSCConfig.StakingSystemSCConfig.UnBondPeriod = 1
cfg.SystemSCConfig.StakingSystemSCConfig.UnBondPeriodInEpochs = 1
newNumNodes := cfg.SystemSCConfig.StakingSystemSCConfig.MaxNumberOfNodesForStake + 10
configs.SetMaxNumberOfNodesInConfigs(cfg, uint32(newNumNodes), 0, numOfShards)
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
err = cs.GenerateBlocksUntilEpochIsReached(targetEpoch)
require.Nil(t, err)
privateKeys, blsKeys, err := chainSimulator.GenerateBlsPrivateKeys(1)
require.Nil(t, err)
err = cs.AddValidatorKeys(privateKeys)
require.Nil(t, err)
mintValue := big.NewInt(0).Mul(oneEGLD, big.NewInt(2600))
walletAddressShardID := uint32(0)
walletAddress, err := cs.GenerateAndMintWalletAddress(walletAddressShardID, mintValue)
require.Nil(t, err)
txDataField := fmt.Sprintf("stake@01@%s@%s", blsKeys[0], mockBLSSignature)
txStake := generateTransaction(walletAddress.Bytes, 0, vm.ValidatorSCAddress, minimumStakeValue, txDataField, gasLimitForStakeOperation)
stakeTx, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(txStake, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, stakeTx)
metachainNode := cs.GetNodeHandler(core.MetachainShardId)
bls0, _ := hex.DecodeString(blsKeys[0])
blsKeyStatus := getBLSKeyStatus(t, metachainNode, bls0)
require.Equal(t, "staked", blsKeyStatus)
// do unStake
txUnStake := generateTransaction(walletAddress.Bytes, 1, vm.ValidatorSCAddress, zeroValue, fmt.Sprintf("unStake@%s", blsKeys[0]), gasLimitForStakeOperation)
unStakeTx, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(txUnStake, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, unStakeTx)
blsKeyStatus = getBLSKeyStatus(t, metachainNode, bls0)
require.Equal(t, "unStaked", blsKeyStatus)
err = cs.GenerateBlocksUntilEpochIsReached(targetEpoch + 1)
require.Nil(t, err)
// do unBond
txUnBond := generateTransaction(walletAddress.Bytes, 2, vm.ValidatorSCAddress, zeroValue, fmt.Sprintf("unBondNodes@%s", blsKeys[0]), gasLimitForStakeOperation)
unBondTx, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(txUnBond, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, unBondTx)
// do claim
txClaim := generateTransaction(walletAddress.Bytes, 3, vm.ValidatorSCAddress, zeroValue, "unBondTokens", gasLimitForStakeOperation)
claimTx, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(txClaim, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, claimTx)
err = cs.GenerateBlocks(5)
require.Nil(t, err)
// check tokens are in the wallet balance
walletAccount, _, err := cs.GetNodeHandler(walletAddressShardID).GetFacadeHandler().GetAccount(walletAddress.Bech32, coreAPI.AccountQueryOptions{})
require.Nil(t, err)
walletBalanceBig, _ := big.NewInt(0).SetString(walletAccount.Balance, 10)
require.True(t, walletBalanceBig.Cmp(minimumStakeValue) > 0)
}
func checkTotalQualified(t *testing.T, auctionList []*common.AuctionListValidatorAPIResponse, expected int) {
totalQualified := 0
for _, res := range auctionList {
for _, node := range res.Nodes {
if node.Qualified {
totalQualified++
}
}
}
require.Equal(t, expected, totalQualified)
}
func checkValidatorsRating(t *testing.T, validatorStatistics map[string]*validator.ValidatorStatistics) {
countRatingIncreased := 0
for _, validatorInfo := range validatorStatistics {
validatorSignedAtLeastOneBlock := validatorInfo.NumValidatorSuccess > 0 || validatorInfo.NumLeaderSuccess > 0
if !validatorSignedAtLeastOneBlock {
continue
}
countRatingIncreased++
require.Greater(t, validatorInfo.TempRating, validatorInfo.Rating)
}
require.Greater(t, countRatingIncreased, 0)
}
// Test description
// Stake funds - happy flow
//
// Preconditions: have an account with egld and 2 staked nodes (2500 stake per node) - directly staked, and no unstake
//
// 1. Check the stake amount for the owner of the staked nodes with the vmquery "getTotalStaked", and the account current EGLD balance
// 2. Create from the owner of staked nodes a transaction to stake 1 EGLD and send it to the network
// 3. Check the outcome of the TX & verify new stake state with vmquery
// Internal test scenario #24
func TestChainSimulator_DirectStakingNodes_StakeFunds(t *testing.T) {
if testing.Short() {
t.Skip("this is not a short test")
}
roundDurationInMillis := uint64(6000)
roundsPerEpoch := core.OptionalUint64{
HasValue: true,
Value: 30,
}
t.Run("staking ph 4 is not active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 100
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 101
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 102
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 102
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedNodesStakingFunds(t, cs, 1)
})
t.Run("staking ph 4 step 1 is active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 3
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 4
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 4
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedNodesStakingFunds(t, cs, 2)
})
t.Run("staking ph 4 step 2 is active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 3
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 4
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 4
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedNodesStakingFunds(t, cs, 3)
})
t.Run("staking ph 4 step 3 is active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 3
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 4
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 4
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedNodesStakingFunds(t, cs, 4)
})
}
func testChainSimulatorDirectStakedNodesStakingFunds(t *testing.T, cs chainSimulatorIntegrationTests.ChainSimulator, targetEpoch int32) {
err := cs.GenerateBlocksUntilEpochIsReached(targetEpoch)
require.Nil(t, err)
log.Info("Preconditions. Have an account with 2 staked nodes")
privateKeys, blsKeys, err := chainSimulator.GenerateBlsPrivateKeys(2)
require.Nil(t, err)
err = cs.AddValidatorKeys(privateKeys)
require.Nil(t, err)
metachainNode := cs.GetNodeHandler(core.MetachainShardId)
mintValue := big.NewInt(5010)
mintValue = mintValue.Mul(oneEGLD, mintValue)
validatorOwner, err := cs.GenerateAndMintWalletAddress(core.AllShardId, mintValue)
require.Nil(t, err)
stakeValue := big.NewInt(0).Set(minimumStakeValue)
txDataField := fmt.Sprintf("stake@01@%s@%s", blsKeys[0], mockBLSSignature)
txStake := generateTransaction(validatorOwner.Bytes, 0, vm.ValidatorSCAddress, stakeValue, txDataField, gasLimitForStakeOperation)
stakeTx, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(txStake, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, stakeTx)
err = cs.GenerateBlocks(2) // allow the metachain to finalize the block that contains the staking of the node
require.Nil(t, err)
stakeValue = big.NewInt(0).Set(minimumStakeValue)
txDataField = fmt.Sprintf("stake@01@%s@%s", blsKeys[1], mockBLSSignature)
txStake = generateTransaction(validatorOwner.Bytes, 1, vm.ValidatorSCAddress, stakeValue, txDataField, gasLimitForStakeOperation)
stakeTx, err = cs.SendTxAndGenerateBlockTilTxIsExecuted(txStake, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, stakeTx)
err = cs.GenerateBlocks(2) // allow the metachain to finalize the block that contains the staking of the node
require.Nil(t, err)
log.Info("Step 1. Check the stake amount for the owner of the staked nodes")
checkExpectedStakedValue(t, metachainNode, validatorOwner.Bytes, 5000)
log.Info("Step 2. Create from the owner of the staked nodes a tx to stake 1 EGLD")
stakeValue = big.NewInt(0).Mul(oneEGLD, big.NewInt(1))
txDataField = fmt.Sprintf("stake@01@%s@%s", blsKeys[0], mockBLSSignature)
txStake = generateTransaction(validatorOwner.Bytes, 2, vm.ValidatorSCAddress, stakeValue, txDataField, gasLimitForStakeOperation)
stakeTx, err = cs.SendTxAndGenerateBlockTilTxIsExecuted(txStake, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, stakeTx)
err = cs.GenerateBlocks(2) // allow the metachain to finalize the block that contains the staking of the node
require.Nil(t, err)
log.Info("Step 3. Check the stake amount for the owner of the staked nodes")
checkExpectedStakedValue(t, metachainNode, validatorOwner.Bytes, 5001)
}
func checkExpectedStakedValue(t *testing.T, metachainNode chainSimulatorProcess.NodeHandler, blsKey []byte, expectedValue int64) {
totalStaked := getTotalStaked(t, metachainNode, blsKey)
expectedStaked := big.NewInt(expectedValue)
expectedStaked = expectedStaked.Mul(oneEGLD, expectedStaked)
require.Equal(t, expectedStaked.String(), string(totalStaked))
}
func getTotalStaked(t *testing.T, metachainNode chainSimulatorProcess.NodeHandler, blsKey []byte) []byte {
scQuery := &process.SCQuery{
ScAddress: vm.ValidatorSCAddress,
FuncName: "getTotalStaked",
CallerAddr: vm.ValidatorSCAddress,
CallValue: big.NewInt(0),
Arguments: [][]byte{blsKey},
}
result, _, err := metachainNode.GetFacadeHandler().ExecuteSCQuery(scQuery)
require.Nil(t, err)
require.Equal(t, okReturnCode, result.ReturnCode)
return result.ReturnData[0]
}
// Test description:
// Unstake funds with deactivation of node if below 2500 -> the rest of funds are distributed as topup at epoch change
//
// Internal test scenario #26
func TestChainSimulator_DirectStakingNodes_UnstakeFundsWithDeactivation(t *testing.T) {
if testing.Short() {
t.Skip("this is not a short test")
}
roundDurationInMillis := uint64(6000)
roundsPerEpoch := core.OptionalUint64{
HasValue: true,
Value: 30,
}
// Test Steps
// 1. Check the stake amount and number of nodes for the owner of the staked nodes with the vmquery "getTotalStaked", and the account current EGLD balance
// 2. Create from the owner of staked nodes a transaction to unstake 10 EGLD and send it to the network
// 3. Check the outcome of the TX & verify new stake state with vmquery "getTotalStaked" and "getUnStakedTokensList"
// 4. Wait for change of epoch and check the outcome
t.Run("staking ph 4 is not active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakeLimitsEnableEpoch = 100
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 100
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 101
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 102
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 102
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedUnstakeFundsWithDeactivation(t, cs, 1)
})
t.Run("staking ph 4 step 1 is active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakeLimitsEnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 3
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 4
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 4
cfg.SystemSCConfig.StakingSystemSCConfig.NodeLimitPercentage = 1
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedUnstakeFundsWithDeactivation(t, cs, 2)
})
t.Run("staking ph 4 step 2 is active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakeLimitsEnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 3
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 4
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 4
cfg.SystemSCConfig.StakingSystemSCConfig.NodeLimitPercentage = 1
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedUnstakeFundsWithDeactivation(t, cs, 3)
})
t.Run("staking ph 4 step 3 is active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakeLimitsEnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 3
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 4
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 4
cfg.SystemSCConfig.StakingSystemSCConfig.NodeLimitPercentage = 1
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedUnstakeFundsWithDeactivation(t, cs, 4)
})
}
func testChainSimulatorDirectStakedUnstakeFundsWithDeactivation(t *testing.T, cs chainSimulatorIntegrationTests.ChainSimulator, targetEpoch int32) {
err := cs.GenerateBlocksUntilEpochIsReached(targetEpoch)
require.Nil(t, err)
privateKeys, blsKeys, err := chainSimulator.GenerateBlsPrivateKeys(2)
require.Nil(t, err)
err = cs.AddValidatorKeys(privateKeys)
require.Nil(t, err)
metachainNode := cs.GetNodeHandler(core.MetachainShardId)
mintValue := big.NewInt(5010)
mintValue = mintValue.Mul(oneEGLD, mintValue)
validatorOwner, err := cs.GenerateAndMintWalletAddress(core.AllShardId, mintValue)
require.Nil(t, err)
stakeValue := big.NewInt(0).Set(minimumStakeValue)
txDataField := fmt.Sprintf("stake@01@%s@%s", blsKeys[0], mockBLSSignature)
txStake := generateTransaction(validatorOwner.Bytes, 0, vm.ValidatorSCAddress, stakeValue, txDataField, gasLimitForStakeOperation)
stakeTx, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(txStake, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, stakeTx)
err = cs.GenerateBlocks(2) // allow the metachain to finalize the block that contains the staking of the node
require.Nil(t, err)
testBLSKeyStaked(t, metachainNode, blsKeys[0])
stakeValue = big.NewInt(0).Set(minimumStakeValue)
txDataField = fmt.Sprintf("stake@01@%s@%s", blsKeys[1], mockBLSSignature)
txStake = generateTransaction(validatorOwner.Bytes, 1, vm.ValidatorSCAddress, stakeValue, txDataField, gasLimitForStakeOperation)
stakeTx, err = cs.SendTxAndGenerateBlockTilTxIsExecuted(txStake, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, stakeTx)
err = cs.GenerateBlocks(2) // allow the metachain to finalize the block that contains the staking of the node
require.Nil(t, err)
testBLSKeyStaked(t, metachainNode, blsKeys[1])
log.Info("Step 1. Check the stake amount for the owner of the staked nodes")
checkExpectedStakedValue(t, metachainNode, validatorOwner.Bytes, 5000)
log.Info("Step 2. Create from the owner of staked nodes a transaction to unstake 10 EGLD and send it to the network")
unStakeValue := big.NewInt(10)
unStakeValue = unStakeValue.Mul(oneEGLD, unStakeValue)
txDataField = fmt.Sprintf("unStakeTokens@%s", hex.EncodeToString(unStakeValue.Bytes()))
txUnStake := generateTransaction(validatorOwner.Bytes, 2, vm.ValidatorSCAddress, zeroValue, txDataField, gasLimitForStakeOperation)
unStakeTx, err := cs.SendTxAndGenerateBlockTilTxIsExecuted(txUnStake, maxNumOfBlockToGenerateWhenExecutingTx)
require.Nil(t, err)
require.NotNil(t, unStakeTx)
err = cs.GenerateBlocks(2)
require.Nil(t, err)
log.Info("Step 3. Check the outcome of the TX & verify new stake state with vmquery getTotalStaked and getUnStakedTokensList")
checkExpectedStakedValue(t, metachainNode, validatorOwner.Bytes, 4990)
unStakedTokensAmount := getUnStakedTokensList(t, metachainNode, validatorOwner.Bytes)
expectedUnStaked := big.NewInt(10)
expectedUnStaked = expectedUnStaked.Mul(oneEGLD, expectedUnStaked)
require.Equal(t, expectedUnStaked.String(), big.NewInt(0).SetBytes(unStakedTokensAmount).String())
log.Info("Step 4. Wait for change of epoch and check the outcome")
err = cs.GenerateBlocksUntilEpochIsReached(targetEpoch + 1)
require.Nil(t, err)
checkOneOfTheNodesIsUnstaked(t, metachainNode, blsKeys[:2])
}
func getUnStakedTokensList(t *testing.T, metachainNode chainSimulatorProcess.NodeHandler, blsKey []byte) []byte {
scQuery := &process.SCQuery{
ScAddress: vm.ValidatorSCAddress,
FuncName: "getUnStakedTokensList",
CallerAddr: vm.ValidatorSCAddress,
CallValue: big.NewInt(0),
Arguments: [][]byte{blsKey},
}
result, _, err := metachainNode.GetFacadeHandler().ExecuteSCQuery(scQuery)
require.Nil(t, err)
require.Equal(t, okReturnCode, result.ReturnCode)
return result.ReturnData[0]
}
func checkOneOfTheNodesIsUnstaked(t *testing.T,
metachainNode chainSimulatorProcess.NodeHandler,
blsKeys []string,
) {
decodedBLSKey0, _ := hex.DecodeString(blsKeys[0])
keyStatus0 := getBLSKeyStatus(t, metachainNode, decodedBLSKey0)
log.Info("Key info", "key", blsKeys[0], "status", keyStatus0)
isNotStaked0 := keyStatus0 == unStakedStatus
decodedBLSKey1, _ := hex.DecodeString(blsKeys[1])
keyStatus1 := getBLSKeyStatus(t, metachainNode, decodedBLSKey1)
log.Info("Key info", "key", blsKeys[1], "status", keyStatus1)
isNotStaked1 := keyStatus1 == unStakedStatus
require.True(t, isNotStaked0 != isNotStaked1)
}
func testBLSKeyStaked(t *testing.T,
metachainNode chainSimulatorProcess.NodeHandler,
blsKey string,
) {
decodedBLSKey, _ := hex.DecodeString(blsKey)
err := metachainNode.GetProcessComponents().ValidatorsProvider().ForceUpdate()
require.Nil(t, err)
validatorStatistics, err := metachainNode.GetFacadeHandler().ValidatorStatisticsApi()
require.Nil(t, err)
activationEpoch := metachainNode.GetCoreComponents().EnableEpochsHandler().GetActivationEpoch(common.StakingV4Step1Flag)
if activationEpoch <= metachainNode.GetCoreComponents().EnableEpochsHandler().GetCurrentEpoch() {
require.Equal(t, stakedStatus, getBLSKeyStatus(t, metachainNode, decodedBLSKey))
return
}
// in staking ph 2/3.5 we do not find the bls key on the validator statistics
_, found := validatorStatistics[blsKey]
require.False(t, found)
require.Equal(t, queuedStatus, getBLSKeyStatus(t, metachainNode, decodedBLSKey))
}
// Test description:
// Unstake funds with deactivation of node, followed by stake with sufficient ammount does not unstake node at end of epoch
//
// Internal test scenario #27
func TestChainSimulator_DirectStakingNodes_UnstakeFundsWithDeactivation_WithReactivation(t *testing.T) {
if testing.Short() {
t.Skip("this is not a short test")
}
roundDurationInMillis := uint64(6000)
roundsPerEpoch := core.OptionalUint64{
HasValue: true,
Value: 30,
}
// Test Steps
// 1. Check the stake amount and number of nodes for the owner of the staked nodes with the vmquery "getTotalStaked", and the account current EGLD balance
// 2. Create from the owner of staked nodes a transaction to unstake 10 EGLD and send it to the network
// 3. Check the outcome of the TX & verify new stake state with vmquery
// 4. Create from the owner of staked nodes a transaction to stake 10 EGLD and send it to the network
// 5. Check the outcome of the TX & verify new stake state with vmquery
// 6. Wait for change of epoch and check the outcome
t.Run("staking ph 4 is not active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakeLimitsEnableEpoch = 100
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 100
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 101
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 102
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 102
},
})
require.Nil(t, err)
require.NotNil(t, cs)
defer cs.Close()
testChainSimulatorDirectStakedUnstakeFundsWithDeactivationAndReactivation(t, cs, 1)
})
t.Run("staking ph 4 step 1 is active", func(t *testing.T) {
cs, err := chainSimulator.NewChainSimulator(chainSimulator.ArgsChainSimulator{
BypassTxSignatureCheck: false,
TempDir: t.TempDir(),
PathToInitialConfig: defaultPathToInitialConfig,
NumOfShards: 3,
GenesisTimestamp: time.Now().Unix(),
RoundDurationInMillis: roundDurationInMillis,
RoundsPerEpoch: roundsPerEpoch,
ApiInterface: api.NewNoApiInterface(),
MinNodesPerShard: 3,
MetaChainMinNodes: 3,
NumNodesWaitingListMeta: 3,
NumNodesWaitingListShard: 3,
AlterConfigsFunction: func(cfg *config.Configs) {
cfg.EpochConfig.EnableEpochs.StakeLimitsEnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step1EnableEpoch = 2
cfg.EpochConfig.EnableEpochs.StakingV4Step2EnableEpoch = 3
cfg.EpochConfig.EnableEpochs.StakingV4Step3EnableEpoch = 4
cfg.EpochConfig.EnableEpochs.MaxNodesChangeEnableEpoch[2].EpochEnable = 4
cfg.SystemSCConfig.StakingSystemSCConfig.NodeLimitPercentage = 1