541 lines
17 KiB
Nim
541 lines
17 KiB
Nim
# Nimbus
|
|
# Copyright (c) 2018 Status Research & Development GmbH
|
|
# 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/[json, os, tables, strutils, sets, options],
|
|
unittest2,
|
|
eth/rlp, eth/trie/trie_defs,
|
|
stew/[endians2, byteutils],
|
|
./test_helpers, ./test_allowed_to_fail,
|
|
../premix/parser, test_config,
|
|
../nimbus/[vm_state, vm_types, errors, constants],
|
|
../nimbus/db/accounts_cache,
|
|
../nimbus/utils/utils,
|
|
../nimbus/core/[executor, validate, pow/header],
|
|
../stateless/[tree_from_witness, witness_types],
|
|
../tools/common/helpers,
|
|
../nimbus/common/common
|
|
|
|
type
|
|
SealEngine = enum
|
|
NoProof
|
|
Ethash
|
|
|
|
TestBlock = object
|
|
goodBlock: bool
|
|
blockRLP : Blob
|
|
hasException: bool
|
|
|
|
Tester = object
|
|
lastBlockHash: Hash256
|
|
genesisHeader: BlockHeader
|
|
blocks : seq[TestBlock]
|
|
sealEngine : Option[SealEngine]
|
|
debugMode : bool
|
|
trace : bool
|
|
vmState : BaseVMState
|
|
debugData : JsonNode
|
|
network : string
|
|
postStateHash: Hash256
|
|
|
|
var pow = PowRef.new
|
|
|
|
proc testFixture(node: JsonNode, testStatusIMPL: var TestStatus, debugMode = false, trace = false)
|
|
|
|
func normalizeNumber(n: JsonNode): JsonNode =
|
|
let str = n.getStr
|
|
if str == "0x":
|
|
result = newJString("0x0")
|
|
elif str == "0x0":
|
|
result = n
|
|
elif str == "0x00":
|
|
result = newJString("0x0")
|
|
elif str[2] == '0':
|
|
var i = 2
|
|
while str[i] == '0':
|
|
inc i
|
|
result = newJString("0x" & str.substr(i))
|
|
else:
|
|
result = n
|
|
|
|
func normalizeData(n: JsonNode): JsonNode =
|
|
if n.getStr() == "":
|
|
result = newJString("0x")
|
|
else:
|
|
result = n
|
|
|
|
func normalizeBlockHeader(node: JsonNode): JsonNode =
|
|
for k, v in node:
|
|
case k
|
|
of "bloom": node["logsBloom"] = v
|
|
of "coinbase": node["miner"] = v
|
|
of "uncleHash": node["sha3Uncles"] = v
|
|
of "receiptTrie": node["receiptsRoot"] = v
|
|
of "transactionsTrie": node["transactionsRoot"] = v
|
|
of "number", "difficulty", "gasUsed",
|
|
"gasLimit", "timestamp", "baseFeePerGas":
|
|
node[k] = normalizeNumber(v)
|
|
of "extraData":
|
|
node[k] = normalizeData(v)
|
|
else: discard
|
|
result = node
|
|
|
|
proc parseHeader(blockHeader: JsonNode, testStatusIMPL: var TestStatus): BlockHeader =
|
|
result = normalizeBlockHeader(blockHeader).parseBlockHeader
|
|
var blockHash: Hash256
|
|
blockHeader.fromJson "hash", blockHash
|
|
check blockHash == hash(result)
|
|
|
|
proc parseBlocks(blocks: JsonNode): seq[TestBlock] =
|
|
for fixture in blocks:
|
|
var t: TestBlock
|
|
for key, value in fixture:
|
|
case key
|
|
of "blockHeader":
|
|
# header is absent in bad block
|
|
t.goodBlock = true
|
|
of "rlp":
|
|
fixture.fromJson "rlp", t.blockRLP
|
|
of "transactions", "uncleHeaders",
|
|
"blocknumber", "chainname", "chainnetwork":
|
|
discard
|
|
of "transactionSequence":
|
|
var noError = true
|
|
for tx in value:
|
|
let valid = tx["valid"].getStr == "true"
|
|
noError = noError and valid
|
|
doAssert(noError == false, "NOT A VALID TEST CASE")
|
|
else:
|
|
doAssert("expectException" in key, key)
|
|
t.hasException = true
|
|
|
|
result.add t
|
|
|
|
proc parseTester(fixture: JsonNode, testStatusIMPL: var TestStatus): Tester =
|
|
result.blocks = parseBlocks(fixture["blocks"])
|
|
|
|
fixture.fromJson "lastblockhash", result.lastBlockHash
|
|
result.genesisHeader = parseHeader(fixture["genesisBlockHeader"], testStatusIMPL)
|
|
|
|
if "genesisRLP" in fixture:
|
|
var genesisRLP: Blob
|
|
fixture.fromJson "genesisRLP", genesisRLP
|
|
let genesisBlock = EthBlock(header: result.genesisHeader)
|
|
check genesisRLP == rlp.encode(genesisBlock)
|
|
else:
|
|
var goodBlock = true
|
|
for h in result.blocks:
|
|
goodBlock = goodBlock and h.goodBlock
|
|
check goodBlock == false
|
|
|
|
if "sealEngine" in fixture:
|
|
result.sealEngine = some(parseEnum[SealEngine](fixture["sealEngine"].getStr))
|
|
|
|
if "postStateHash" in fixture:
|
|
result.postStateHash.data = hexToByteArray[32](fixture["postStateHash"].getStr)
|
|
|
|
result.network = fixture["network"].getStr
|
|
|
|
proc blockWitness(vmState: BaseVMState, chainDB: ChainDBRef) =
|
|
let rootHash = vmState.stateDB.rootHash
|
|
let witness = vmState.buildWitness()
|
|
let fork = vmState.fork
|
|
let flags = if fork >= FKSpurious: {wfEIP170} else: {}
|
|
|
|
# build tree from witness
|
|
var db = newMemoryDB()
|
|
when defined(useInputStream):
|
|
var input = memoryInput(witness)
|
|
var tb = initTreeBuilder(input, db, flags)
|
|
else:
|
|
var tb = initTreeBuilder(witness, db, flags)
|
|
let root = tb.buildTree()
|
|
|
|
# compare the result
|
|
if root != rootHash:
|
|
raise newException(ValidationError, "Invalid trie generated from block witness")
|
|
|
|
proc importBlock(tester: var Tester, com: CommonRef,
|
|
preminedBlock: EthBlock, tb: TestBlock, checkSeal, validation: bool): EthBlock =
|
|
|
|
let parentHeader = com.db.getBlockHeader(preminedBlock.header.parentHash)
|
|
var baseHeaderForImport = generateHeaderFromParentHeader(com,
|
|
parentHeader,
|
|
preminedBlock.header.coinbase,
|
|
some(preminedBlock.header.timestamp),
|
|
preminedBlock.header.gasLimit,
|
|
@[],
|
|
preminedBlock.header.fee
|
|
)
|
|
|
|
deepCopy(result, preminedBlock)
|
|
let td = some(com.db.getScore(preminedBlock.header.parentHash))
|
|
com.hardForkTransition(preminedBlock.header.blockNumber, td)
|
|
|
|
if com.consensus == ConsensusType.POS:
|
|
baseHeaderForImport.prevRandao = preminedBlock.header.prevRandao
|
|
|
|
tester.vmState = BaseVMState.new(
|
|
parentHeader,
|
|
baseHeaderForImport,
|
|
com,
|
|
(if tester.trace: {TracerFlags.EnableTracing} else: {}),
|
|
)
|
|
|
|
let body = BlockBody(
|
|
transactions: result.txs,
|
|
uncles: result.uncles
|
|
)
|
|
|
|
if validation:
|
|
let rc = com.validateHeaderAndKinship(
|
|
result.header, body, checkSeal, pow)
|
|
if rc.isErr:
|
|
raise newException(
|
|
ValidationError, "validateHeaderAndKinship: " & rc.error)
|
|
|
|
let res = tester.vmState.processBlockNotPoA(result.header, body)
|
|
if res == ValidationResult.Error:
|
|
if not (tb.hasException or (not tb.goodBlock)):
|
|
raise newException(ValidationError, "process block validation")
|
|
else:
|
|
if tester.vmState.generateWitness():
|
|
blockWitness(tester.vmState, com.db)
|
|
|
|
discard com.db.persistHeaderToDb(preminedBlock.header, none(DifficultyInt))
|
|
|
|
proc applyFixtureBlockToChain(tester: var Tester, tb: TestBlock,
|
|
com: CommonRef, checkSeal, validation: bool): (EthBlock, EthBlock, Blob) =
|
|
|
|
var
|
|
preminedBlock = rlp.decode(tb.blockRLP, EthBlock)
|
|
minedBlock = tester.importBlock(com, preminedBlock, tb, checkSeal, validation)
|
|
rlpEncodedMinedBlock = rlp.encode(minedBlock)
|
|
|
|
result = (preminedBlock, minedBlock, rlpEncodedMinedBlock)
|
|
|
|
func shouldCheckSeal(tester: Tester): bool =
|
|
if tester.sealEngine.isSome:
|
|
result = tester.sealEngine.get() != NoProof
|
|
|
|
proc collectDebugData(tester: var Tester) =
|
|
if tester.vmState.isNil:
|
|
return
|
|
|
|
let vmState = tester.vmState
|
|
let tracingResult = if tester.trace: vmState.getTracingResult() else: %[]
|
|
tester.debugData.add %{
|
|
"blockNumber": %($vmState.blockNumber),
|
|
"structLogs": tracingResult,
|
|
}
|
|
|
|
proc runTester(tester: var Tester, com: CommonRef, testStatusIMPL: var TestStatus) =
|
|
discard com.db.persistHeaderToDb(tester.genesisHeader, none(DifficultyInt))
|
|
check com.db.getCanonicalHead().blockHash == tester.genesisHeader.blockHash
|
|
let checkSeal = tester.shouldCheckSeal
|
|
|
|
if tester.debugMode:
|
|
tester.debugData = newJArray()
|
|
|
|
for idx, testBlock in tester.blocks:
|
|
if testBlock.goodBlock:
|
|
try:
|
|
let (preminedBlock, _, _) = tester.applyFixtureBlockToChain(
|
|
testBlock, com, checkSeal, validation = false)
|
|
|
|
# manually validating
|
|
let res = com.validateHeaderAndKinship(
|
|
preminedBlock, checkSeal, pow)
|
|
check res.isOk
|
|
when defined(noisy):
|
|
if res.isErr:
|
|
debugEcho "blockNumber : ", preminedBlock.header.blockNumber
|
|
debugEcho "fork : ", com.toHardFork(preminedBlock.header.blockNumber)
|
|
debugEcho "error message: ", res.error
|
|
debugEcho "consensusType: ", com.consensus
|
|
|
|
except:
|
|
debugEcho "FATAL ERROR(WE HAVE BUG): ", getCurrentExceptionMsg()
|
|
|
|
else:
|
|
var noError = true
|
|
try:
|
|
let (_, _, _) = tester.applyFixtureBlockToChain(testBlock,
|
|
com, checkSeal, validation = true)
|
|
except ValueError, ValidationError, BlockNotFound, RlpError:
|
|
# failure is expected on this bad block
|
|
check (testBlock.hasException or (not testBlock.goodBlock))
|
|
noError = false
|
|
if tester.debugMode:
|
|
tester.debugData.add %{
|
|
"exception": %($getCurrentException().name),
|
|
"msg": %getCurrentExceptionMsg()
|
|
}
|
|
|
|
# Block should have caused a validation error
|
|
check noError == false
|
|
|
|
if tester.debugMode:
|
|
tester.collectDebugData()
|
|
|
|
proc dumpAccount(stateDB: ReadOnlyStateDB, address: EthAddress, name: string): JsonNode =
|
|
result = %{
|
|
"name": %name,
|
|
"address": %($address),
|
|
"nonce": %toHex(stateDB.getNonce(address)),
|
|
"balance": %stateDB.getBalance(address).toHex(),
|
|
"codehash": %($stateDB.getCodeHash(address)),
|
|
"storageRoot": %($stateDB.getStorageRoot(address))
|
|
}
|
|
|
|
proc dumpDebugData(tester: Tester, vmState: BaseVMState, accountList: JsonNode): JsonNode =
|
|
var accounts = newJObject()
|
|
var i = 0
|
|
for ac, _ in accountList:
|
|
let account = ethAddressFromHex(ac)
|
|
accounts[$account] = dumpAccount(vmState.readOnlyStateDB, account, "acc" & $i)
|
|
inc i
|
|
|
|
%{
|
|
"debugData": tester.debugData,
|
|
"accounts": accounts
|
|
}
|
|
|
|
proc accountList(fixture: JsonNode): JsonNode =
|
|
if fixture["postState"].kind == JObject:
|
|
fixture["postState"]
|
|
else:
|
|
fixture["pre"]
|
|
|
|
proc debugDataFromAccountList(tester: Tester, fixture: JsonNode): JsonNode =
|
|
let accountList = fixture.accountList
|
|
let vmState = tester.vmState
|
|
if vmState.isNil:
|
|
%{"debugData": tester.debugData}
|
|
else:
|
|
dumpDebugData(tester, vmState, accountList)
|
|
|
|
proc debugDataFromPostStateHash(tester: Tester): JsonNode =
|
|
var
|
|
accounts = newJObject()
|
|
accountList = newSeq[EthAddress]()
|
|
vmState = tester.vmState
|
|
|
|
for address in vmState.stateDB.addresses:
|
|
accountList.add address
|
|
|
|
for i, ac in accountList:
|
|
accounts[ac.toHex] = dumpAccount(vmState.readOnlyStateDB, ac, "acc" & $i)
|
|
|
|
%{
|
|
"debugData": tester.debugData,
|
|
"postStateHash": %($vmState.readOnlyStateDB.rootHash),
|
|
"expectedStateHash": %($tester.postStateHash),
|
|
"accounts": accounts
|
|
}
|
|
|
|
proc dumpDebugData(tester: Tester, fixture: JsonNode, fixtureName: string, fixtureIndex: int, success: bool) =
|
|
let debugData = if tester.postStateHash != Hash256():
|
|
debugDataFromPostStateHash(tester)
|
|
else:
|
|
debugDataFromAccountList(tester, fixture)
|
|
|
|
let status = if success: "_success" else: "_failed"
|
|
writeFile("debug_" & fixtureName & "_" & $fixtureIndex & status & ".json", debugData.pretty())
|
|
|
|
proc testFixture(node: JsonNode, testStatusIMPL: var TestStatus, debugMode = false, trace = false) =
|
|
# 1 - mine the genesis block
|
|
# 2 - loop over blocks:
|
|
# - apply transactions
|
|
# - mine block
|
|
# 3 - diff resulting state with expected state
|
|
# 4 - check that all previous blocks were valid
|
|
let specifyIndex = test_config.getConfiguration().index
|
|
var fixtureIndex = 0
|
|
var fixtureTested = false
|
|
|
|
for fixtureName, fixture in node:
|
|
inc fixtureIndex
|
|
if specifyIndex > 0 and fixtureIndex != specifyIndex:
|
|
continue
|
|
|
|
var tester = parseTester(fixture, testStatusIMPL)
|
|
|
|
let
|
|
pruneTrie = test_config.getConfiguration().pruning
|
|
memDB = newMemoryDb()
|
|
stateDB = AccountsCache.init(memDB, emptyRlpHash, pruneTrie)
|
|
config = getChainConfig(tester.network)
|
|
com = CommonRef.new(memDB, config, pruneTrie)
|
|
|
|
setupStateDB(fixture["pre"], stateDB)
|
|
stateDB.persist()
|
|
|
|
check stateDB.rootHash == tester.genesisHeader.stateRoot
|
|
|
|
tester.debugMode = debugMode
|
|
tester.trace = trace
|
|
|
|
var success = true
|
|
try:
|
|
tester.runTester(com, testStatusIMPL)
|
|
let latestBlockHash = com.db.getCanonicalHead().blockHash
|
|
if latestBlockHash != tester.lastBlockHash:
|
|
if tester.postStateHash != Hash256():
|
|
let rootHash = tester.vmState.stateDB.rootHash
|
|
if tester.postStateHash != rootHash:
|
|
raise newException(ValidationError, "incorrect postStateHash, expect=" &
|
|
$rootHash & ", get=" &
|
|
$tester.postStateHash
|
|
)
|
|
else:
|
|
verifyStateDB(fixture["postState"], tester.vmState.readOnlyStateDB)
|
|
except ValidationError as E:
|
|
echo fixtureName, " ERROR: ", E.msg
|
|
success = false
|
|
|
|
if tester.debugMode:
|
|
tester.dumpDebugData(fixture, fixtureName, fixtureIndex, success)
|
|
|
|
fixtureTested = true
|
|
check success == true
|
|
|
|
if not fixtureTested:
|
|
echo test_config.getConfiguration().testSubject, " not tested at all, wrong index?"
|
|
if specifyIndex <= 0 or specifyIndex > node.len:
|
|
echo "Maximum subtest available: ", node.len
|
|
|
|
proc blockchainJsonMain*(debugMode = false) =
|
|
const
|
|
legacyFolder = "eth_tests" / "LegacyTests" / "Constantinople" / "BlockchainTests"
|
|
newFolder = "eth_tests" / "BlockchainTests"
|
|
|
|
let config = test_config.getConfiguration()
|
|
if config.testSubject == "" or not debugMode:
|
|
# run all test fixtures
|
|
if config.legacy:
|
|
suite "block chain json tests":
|
|
jsonTest(legacyFolder, "BlockchainTests", testFixture, skipBCTests)
|
|
else:
|
|
suite "new block chain json tests":
|
|
jsonTest(newFolder, "newBlockchainTests", testFixture, skipNewBCTests)
|
|
else:
|
|
# execute single test in debug mode
|
|
if config.testSubject.len == 0:
|
|
echo "missing test subject"
|
|
quit(QuitFailure)
|
|
|
|
let folder = if config.legacy: legacyFolder else: newFolder
|
|
let path = "tests" / "fixtures" / folder
|
|
let n = json.parseFile(path / config.testSubject)
|
|
var testStatusIMPL: TestStatus
|
|
testFixture(n, testStatusIMPL, debugMode = true, config.trace)
|
|
|
|
when isMainModule:
|
|
var message: string
|
|
|
|
## Processing command line arguments
|
|
if test_config.processArguments(message) != test_config.Success:
|
|
echo message
|
|
quit(QuitFailure)
|
|
else:
|
|
if len(message) > 0:
|
|
echo message
|
|
quit(QuitSuccess)
|
|
|
|
blockchainJsonMain(true)
|
|
|
|
# lastBlockHash -> every fixture has it, hash of a block header
|
|
# genesisRLP -> NOT every fixture has it, rlp bytes of genesis block header
|
|
# _info -> every fixture has it, can be omitted
|
|
# pre, postState -> every fixture has it, prestate and post state
|
|
# genesisHeader -> every fixture has it
|
|
# network -> every fixture has it
|
|
# # EIP150 247
|
|
# # ConstantinopleFix 286
|
|
# # Homestead 256
|
|
# # Frontier 396
|
|
# # Byzantium 263
|
|
# # EIP158ToByzantiumAt5 1
|
|
# # EIP158 233
|
|
# # HomesteadToDaoAt5 4
|
|
# # Constantinople 285
|
|
# # HomesteadToEIP150At5 1
|
|
# # FrontierToHomesteadAt5 7
|
|
# # ByzantiumToConstantinopleFixAt5 1
|
|
|
|
# sealEngine -> NOT every fixture has it
|
|
# # NoProof 1709
|
|
# # Ethash 112
|
|
|
|
# blocks -> every fixture has it, an array of blocks ranging from 1 block to 303 blocks
|
|
# # transactions 6230 can be empty
|
|
# # # to 6089 -> "" if contractCreation
|
|
# # # value 6089
|
|
# # # gasLimit 6089 -> "gas"
|
|
# # # s 6089
|
|
# # # r 6089
|
|
# # # gasPrice 6089
|
|
# # # v 6089
|
|
# # # data 6089 -> "input"
|
|
# # # nonce 6089
|
|
# # blockHeader 6230 can be not present, e.g. bad rlp
|
|
# # uncleHeaders 6230 can be empty
|
|
|
|
# # rlp 6810 has rlp but no blockheader, usually has exception
|
|
# # blocknumber 2733
|
|
# # chainname 1821 -> 'A' to 'H', and 'AA' to 'DD'
|
|
# # chainnetwork 21 -> all values are "Frontier"
|
|
# # expectExceptionALL 420
|
|
# # # UncleInChain 55
|
|
# # # InvalidTimestamp 42
|
|
# # # InvalidGasLimit 42
|
|
# # # InvalidNumber 42
|
|
# # # InvalidDifficulty 35
|
|
# # # InvalidBlockNonce 28
|
|
# # # InvalidUncleParentHash 26
|
|
# # # ExtraDataTooBig 21
|
|
# # # InvalidStateRoot 21
|
|
# # # ExtraDataIncorrect 19
|
|
# # # UnknownParent 16
|
|
# # # TooMuchGasUsed 14
|
|
# # # InvalidReceiptsStateRoot 9
|
|
# # # InvalidUnclesHash 7
|
|
# # # UncleIsBrother 7
|
|
# # # UncleTooOld 7
|
|
# # # InvalidTransactionsRoot 7
|
|
# # # InvalidGasUsed 7
|
|
# # # InvalidLogBloom 7
|
|
# # # TooManyUncles 7
|
|
# # # OutOfGasIntrinsic 1
|
|
# # expectExceptionEIP150 17
|
|
# # # TooMuchGasUsed 7
|
|
# # # InvalidReceiptsStateRoot 7
|
|
# # # InvalidStateRoot 3
|
|
# # expectExceptionByzantium 17
|
|
# # # InvalidStateRoot 10
|
|
# # # TooMuchGasUsed 7
|
|
# # expectExceptionHomestead 17
|
|
# # # InvalidReceiptsStateRoot 7
|
|
# # # BlockGasLimitReached 7
|
|
# # # InvalidStateRoot 3
|
|
# # expectExceptionConstantinople 14
|
|
# # # InvalidStateRoot 7
|
|
# # # TooMuchGasUsed 7
|
|
# # expectExceptionEIP158 14
|
|
# # # TooMuchGasUsed 7
|
|
# # # InvalidReceiptsStateRoot 7
|
|
# # expectExceptionFrontier 14
|
|
# # # InvalidReceiptsStateRoot 7
|
|
# # # BlockGasLimitReached 7
|
|
# # expectExceptionConstantinopleFix 14
|
|
# # # InvalidStateRoot 7
|
|
# # # TooMuchGasUsed 7
|