nimbus-eth1/tests/test_txpool2.nim

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# Nimbus
# Copyright (c) 2022-2024 Status Research & Development GmbH
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# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
# http://www.apache.org/licenses/LICENSE-2.0)
# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
# http://opensource.org/licenses/MIT)
# at your option. This file may not be copied, modified, or distributed except
# according to those terms.
import
std/tables,
eth/[keys],
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stew/byteutils, results, unittest2,
../nimbus/db/ledger,
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../nimbus/core/chain,
../nimbus/[config, transaction, constants],
../nimbus/core/tx_pool,
../nimbus/core/tx_pool/tx_desc,
../nimbus/core/casper,
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../nimbus/common/common,
../nimbus/utils/utils,
../nimbus/evm/types,
./test_txpool/helpers,
./macro_assembler
const
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baseDir = [".", "tests"]
repoDir = [".", "customgenesis"]
genesisFile = "merge.json"
type
TestEnv = object
nonce : uint64
chainId : ChainId
vaultKey: PrivateKey
conf : NimbusConf
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com : CommonRef
chain : ForkedChainRef
xp : TxPoolRef
const
# signerKeyHex = "9c647b8b7c4e7c3490668fb6c11473619db80c93704c70893d3813af4090c39c"
vaultKeyHex = "63b508a03c3b5937ceb903af8b1b0c191012ef6eb7e9c3fb7afa94e5d214d376"
recipient = hexToByteArray[20]("0000000000000000000000000000000000000318")
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feeRecipient = hexToByteArray[20]("0000000000000000000000000000000000000212")
contractCode = evmByteCode:
PrevRandao # VAL
Push1 "0x11" # KEY
Sstore # OP
Stop
proc privKey(keyHex: string): PrivateKey =
let kRes = PrivateKey.fromHex(keyHex)
if kRes.isErr:
echo kRes.error
quit(QuitFailure)
kRes.get()
func makeTx(
t: var TestEnv, recipient: EthAddress, amount: UInt256,
payload: openArray[byte] = []): Transaction =
const
gasLimit = 75000.GasInt
gasPrice = 30.gwei
let tx = Transaction(
txType : TxLegacy,
chainId : t.chainId,
nonce : AccountNonce(t.nonce),
gasPrice: gasPrice,
gasLimit: gasLimit,
to : Opt.some(recipient),
value : amount,
payload : @payload
)
inc t.nonce
signTransaction(tx, t.vaultKey, t.chainId, eip155 = true)
func signTxWithNonce(
t: TestEnv, tx: Transaction, nonce: AccountNonce): Transaction =
var tx = tx
tx.nonce = nonce
signTransaction(tx, t.vaultKey, t.chainId, eip155 = true)
proc initEnv(envFork: HardFork): TestEnv =
var
conf = makeConfig(@[
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"--custom-network:" & genesisFile.findFilePath(baseDir,repoDir).value
])
conf.networkParams.genesis.alloc[recipient] = GenesisAccount(
code: contractCode
)
if envFork >= MergeFork:
conf.networkParams.config.terminalTotalDifficulty = Opt.some(100.u256)
if envFork >= Shanghai:
conf.networkParams.config.shanghaiTime = Opt.some(0.EthTime)
if envFork >= Cancun:
conf.networkParams.config.cancunTime = Opt.some(0.EthTime)
let
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com = CommonRef.new(
newCoreDbRef DefaultDbMemory,
conf.networkId,
conf.networkParams
)
chain = newForkedChain(com, com.genesisHeader)
result = TestEnv(
conf: conf,
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com: com,
chain: chain,
xp: TxPoolRef.new(com),
vaultKey: privKey(vaultKeyHex),
chainId: conf.networkParams.config.chainId,
nonce: 0'u64
)
const
amount = 1000.u256
slot = 0x11.u256
prevRandao = EMPTY_UNCLE_HASH # it can be any valid hash
proc runTxPoolPosTest() =
var
env = initEnv(MergeFork)
var
tx = env.makeTx(recipient, amount)
xp = env.xp
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com = env.com
chain = env.chain
body: BlockBody
blk: EthBlock
suite "Test TxPool with PoS block":
test "TxPool add":
xp.add(PooledTransaction(tx: tx))
test "TxPool jobCommit":
check xp.nItems.total == 1
test "TxPool ethBlock":
com.pos.prevRandao = prevRandao
com.pos.feeRecipient = feeRecipient
com.pos.timestamp = EthTime.now()
let r = xp.assembleBlock()
if r.isErr:
debugEcho r.error
check false
return
blk = r.get.blk
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check com.isBlockAfterTtd(blk.header)
body = BlockBody(
transactions: blk.txs,
uncles: blk.uncles
)
check blk.txs.len == 1
test "PoS persistBlocks":
let rr = chain.importBlock(EthBlock.init(blk.header, body))
check rr.isOk()
test "validate TxPool prevRandao setter":
var sdb = LedgerRef.init(com.db, blk.header.stateRoot)
let val = sdb.getStorage(recipient, slot)
let randao = Hash256(data: val.toBytesBE)
check randao == prevRandao
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test "feeRecipient rewarded":
check blk.header.coinbase == feeRecipient
var sdb = LedgerRef.init(com.db, blk.header.stateRoot)
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let bal = sdb.getBalance(feeRecipient)
check not bal.isZero
proc runTxPoolBlobhashTest() =
var
env = initEnv(Cancun)
var
tx1 = env.makeTx(recipient, amount)
tx2 = env.makeTx(recipient, amount)
xp = env.xp
com = env.com
chain = env.chain
body: BlockBody
blk: EthBlock
suite "Test TxPool with blobhash block":
test "TxPool jobCommit":
xp.add(PooledTransaction(tx: tx1))
xp.add(PooledTransaction(tx: tx2))
check xp.nItems.total == 2
test "TxPool ethBlock":
com.pos.prevRandao = prevRandao
com.pos.feeRecipient = feeRecipient
com.pos.timestamp = EthTime.now()
let r = xp.assembleBlock()
if r.isErr:
debugEcho r.error
check false
return
let bundle = r.get
blk = bundle.blk
check com.isBlockAfterTtd(blk.header)
body = BlockBody(
transactions: blk.txs,
uncles: blk.uncles,
withdrawals: Opt.some(newSeq[Withdrawal]())
)
check blk.txs.len == 2
let
gasUsed1 = xp.vmState.receipts[0].cumulativeGasUsed
gasUsed2 = xp.vmState.receipts[1].cumulativeGasUsed - gasUsed1
blockValue = gasUsed1.u256 * tx1.effectiveGasTip(blk.header.baseFeePerGas).u256 +
gasUsed2.u256 * tx2.effectiveGasTip(blk.header.baseFeePerGas).u256
check blockValue == bundle.blockValue
test "Blobhash persistBlocks":
let rr = chain.importBlock(EthBlock.init(blk.header, body))
check rr.isOk()
test "validate TxPool prevRandao setter":
var sdb = LedgerRef.init(com.db, blk.header.stateRoot)
let val = sdb.getStorage(recipient, slot)
let randao = Hash256(data: val.toBytesBE)
check randao == prevRandao
test "feeRecipient rewarded":
check blk.header.coinbase == feeRecipient
var sdb = LedgerRef.init(com.db, blk.header.stateRoot)
let bal = sdb.getBalance(feeRecipient)
check not bal.isZero
test "add tx with nonce too low":
let
tx3 = env.makeTx(recipient, amount)
tx4 = env.signTxWithNonce(tx3, AccountNonce(env.nonce-2))
xp = env.xp
check xp.smartHead(blk.header, chain)
xp.add(PooledTransaction(tx: tx4))
check inPoolAndOk(xp, rlpHash(tx4)) == false
proc runTxHeadDelta(noisy = true) =
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## see github.com/status-im/nimbus-eth1/issues/1031
suite "TxPool: Synthesising blocks (covers issue #1031)":
test "Packing and adding multiple blocks to chain":
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var
env = initEnv(MergeFork)
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xp = env.xp
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com = env.com
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chain = env.chain
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head = com.db.getCanonicalHead()
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timestamp = head.timestamp
const
txPerblock = 20
numBlocks = 10
# setTraceLevel()
block:
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for n in 0..<numBlocks:
for tn in 0..<txPerblock:
let tx = env.makeTx(recipient, amount)
xp.add(PooledTransaction(tx: tx))
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noisy.say "***", "txDB",
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&" n={n}",
# pending/staged/packed : total/disposed
&" stats={xp.nItems.pp}"
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timestamp = timestamp + 1
com.pos.prevRandao = prevRandao
com.pos.timestamp = timestamp
com.pos.feeRecipient = feeRecipient
let r = xp.assembleBlock()
if r.isErr:
debugEcho r.error
check false
return
let blk = r.get.blk
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check com.isBlockAfterTtd(blk.header)
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let body = BlockBody(
transactions: blk.txs,
uncles: blk.uncles)
# Commit to block chain
check chain.importBlock(EthBlock.init(blk.header, body)).isOk
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# Synchronise TxPool against new chain head, register txs differences.
# In this particular case, these differences will simply flush the
# packer bucket.
check xp.smartHead(blk.header, chain)
# Move TxPool chain head to new chain head and apply delta jobs
check xp.nItems.staged == 0
check xp.nItems.packed == 0
setErrorLevel() # in case we set trace level
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check com.syncCurrent == 10.BlockNumber
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head = com.db.getBlockHeader(com.syncCurrent)
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let
sdb = LedgerRef.init(com.db, head.stateRoot)
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expected = u256(txPerblock * numBlocks) * amount
balance = sdb.getBalance(recipient)
check balance == expected
proc runGetBlockBodyTest() =
var
env = initEnv(Cancun)
blockTime = EthTime.now()
parentHeader: BlockHeader
currentHeader: BlockHeader
suite "Test get parent transactions after persistBlock":
test "TxPool create first block":
let
tx1 = env.makeTx(recipient, 1.u256)
tx2 = env.makeTx(recipient, 2.u256)
env.xp.add(PooledTransaction(tx: tx1))
env.xp.add(PooledTransaction(tx: tx2))
env.com.pos.prevRandao = prevRandao
env.com.pos.feeRecipient = feeRecipient
env.com.pos.timestamp = blockTime
let r = env.xp.assembleBlock()
if r.isErr:
check false
return
let blk = r.get.blk
check env.chain.importBlock(blk).isOk
parentHeader = blk.header
check env.xp.smartHead(parentHeader, env.chain)
check blk.transactions.len == 2
test "TxPool create second block":
let
tx1 = env.makeTx(recipient, 3.u256)
tx2 = env.makeTx(recipient, 4.u256)
tx3 = env.makeTx(recipient, 5.u256)
env.xp.add(PooledTransaction(tx: tx1))
env.xp.add(PooledTransaction(tx: tx2))
env.xp.add(PooledTransaction(tx: tx3))
env.com.pos.prevRandao = prevRandao
env.com.pos.feeRecipient = feeRecipient
env.com.pos.timestamp = blockTime + 1
let r = env.xp.assembleBlock()
if r.isErr:
check false
return
let blk = r.get.blk
check env.chain.importBlock(blk).isOk
currentHeader = blk.header
check env.xp.smartHead(currentHeader, env.chain)
check blk.transactions.len == 3
let currHash = currentHeader.blockHash
check env.chain.forkChoice(currHash, currHash).isOk
proc txPool2Main*() =
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const
noisy = defined(debug)
setErrorLevel() # mute logger
runTxPoolPosTest()
runTxPoolBlobhashTest()
noisy.runTxHeadDelta
runGetBlockBodyTest()
when isMainModule:
txPool2Main()
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# End