update EF test fixtures and fixes to pass all tests

2022-09-26 23:14:12 +07:00 · 2022-09-26 23:14:12 +07:00 · 16bc2de1cf
parent ae20b92428
commit 16bc2de1cf
13 changed files with 252 additions and 63 deletions
--- a/hive_integration/nodocker/consensus/extract_consensus_data.nim
+++ b/hive_integration/nodocker/consensus/extract_consensus_data.nim
@ -8,7 +8,7 @@
 # those terms.

 import
-  std/[json, strutils],
+  std/[json, strutils, options],
  stew/byteutils

 type
@ -42,6 +42,8 @@ proc processNetwork(network: string): JsonNode =
    berlinBlock         = 2000
    londonBlock         = 2000
    arrowGlacierBlock   = 2000
+    mergeForkBlock      = none(int)
+    ttd                 = none(int)

  case network

@ -116,6 +118,20 @@ proc processNetwork(network: string): JsonNode =
    berlinBlock   = 0
    londonBlock = 0
    arrowGlacierBlock = 0
+  of "Merge":
+    homesteadBlock = 0
+    eip150Block    = 0
+    eip158Block    = 0
+    byzantiumBlock = 0
+    constantinopleBlock = 0
+    petersburgBlock = 0
+    istanbulBlock = 0
+    muirGlacierBlock = 0
+    berlinBlock   = 0
+    londonBlock = 0
+    arrowGlacierBlock = 0
+    mergeForkBlock = some(0)
+    ttd = some(0)

  # Just the subset of "At5" networks mentioned in the test suite.
  of "FrontierToHomesteadAt5":
@ -150,6 +166,19 @@ proc processNetwork(network: string): JsonNode =
    muirGlacierBlock = 0
    berlinBlock = 0
    londonBlock = 5
+  of "ArrowGlacierToMergeAtDiffC0000":
+    homesteadBlock = 0
+    eip150Block    = 0
+    eip158Block    = 0
+    byzantiumBlock = 0
+    constantinopleBlock = 0
+    petersburgBlock = 0
+    istanbulBlock = 0
+    muirGlacierBlock = 0
+    berlinBlock   = 0
+    londonBlock = 0
+    arrowGlacierBlock = 0
+    ttd = some(0xC0000)

  else:
    doAssert(false, "unsupported network: " & network)
@ -169,7 +198,11 @@ proc processNetwork(network: string): JsonNode =
  n["berlinBlock"]         = newJInt(berlinBlock)
  n["londonBlock"]         = newJInt(londonBlock)
  n["arrowGlacierBlock"]   = newJInt(arrowGlacierBlock)
+  if mergeForkBlock.isSome:
+    n["mergeForkBlock"]    = newJInt(mergeForkBlock.get())
  n["chainId"]             = newJInt(1)
+  if ttd.isSome:
+    n["terminalTotalDifficulty"] = newJString("0x" & ttd.get().toHex(8))
  result = n

 proc optionalField(n: string, genesis, gen: JsonNode) =
--- a/newBlockchainTests.md
+++ b/newBlockchainTests.md
@ -1,5 +1,12 @@
 newBlockchainTests
 ===
+## bcArrowGlacierToMerge
+```diff
+ difficultyFormula.json                                          OK
+ powToPosBlockRejection.json                                     OK
+ powToPosTest.json                                               OK
+```
+OK: 3/3 Fail: 0/3 Skip: 0/3
 ## bcBerlinToLondon
 ```diff
 + BerlinToLondonTransition.json                                   OK
@ -29,6 +36,7 @@ OK: 1/1 Fail: 0/1 Skip: 0/1
 + baseFee.json                                                    OK
 + besuBaseFeeBug.json                                             OK
 + burnVerify.json                                                 OK
+ burnVerifyLondon.json                                           OK
 + checkGasLimit.json                                              OK
 + feeCap.json                                                     OK
 + gasLimit20m.json                                                OK
@ -40,21 +48,29 @@ OK: 1/1 Fail: 0/1 Skip: 0/1
 + lowDemand.json                                                  OK
 + medDemand.json                                                  OK
 + tips.json                                                       OK
+ tipsLondon.json                                                 OK
 + transFail.json                                                  OK
 + transType.json                                                  OK
 + valCausesOOF.json                                               OK
 ```
-OK: 19/19 Fail: 0/19 Skip: 0/19
+OK: 21/21 Fail: 0/21 Skip: 0/21
 ## bcEIP158ToByzantium
 ```diff
 + ByzantiumTransition.json                                        OK
 ```
 OK: 1/1 Fail: 0/1 Skip: 0/1
+## bcEIP3675
+```diff
+ timestampPerBlock.json                                          OK
+ tipInsideBlock.json                                             OK
+```
+OK: 2/2 Fail: 0/2 Skip: 0/2
 ## bcExample
 ```diff
 + basefeeExample.json                                             OK
+ mergeExample.json                                               OK
 ```
-OK: 1/1 Fail: 0/1 Skip: 0/1
+OK: 2/2 Fail: 0/2 Skip: 0/2
 ## bcExploitTest
 ```diff
  DelegateCallSpam.json                                           Skip
@ -266,6 +282,7 @@ OK: 96/96 Fail: 0/96 Skip: 0/96
 + RefundOverflow.json                                             OK
 + RefundOverflow2.json                                            OK
 + SuicidesMixingCoinbase.json                                     OK
+ SuicidesMixingCoinbase2.json                                    OK
 + TransactionFromCoinbaseHittingBlockGasLimit1.json               OK
 + TransactionFromCoinbaseNotEnoughFounds.json                     OK
 + TransactionNonceCheck.json                                      OK
@ -299,6 +316,7 @@ OK: 96/96 Fail: 0/96 Skip: 0/96
 + extcodehashEmptySuicide.json                                    OK
 + logRevert.json                                                  OK
 + multimpleBalanceInstruction.json                                OK
+ random.json                                                     OK
 + randomStatetest123.json                                         OK
 + randomStatetest136.json                                         OK
 + randomStatetest160.json                                         OK
@ -344,7 +362,7 @@ OK: 96/96 Fail: 0/96 Skip: 0/96
 + transactionFromSelfDestructedContract.json                      OK
 + txCost-sec73.json                                               OK
 ```
-OK: 87/88 Fail: 0/88 Skip: 1/88
+OK: 89/90 Fail: 0/90 Skip: 1/90
 ## bcTotalDifficultyTest
 ```diff
 + lotsOfBranchesOverrideAtTheEnd.json                             OK
@ -405,6 +423,7 @@ OK: 9/9 Fail: 0/9 Skip: 0/9
 ## bcUncleTest
 ```diff
 + EqualUncleInTwoDifferentBlocks.json                             OK
+ EqualUncleInTwoDifferentBlocks2.json                            OK
 + InChainUncle.json                                               OK
 + InChainUncleFather.json                                         OK
 + InChainUncleGrandPa.json                                        OK
@ -427,7 +446,7 @@ OK: 9/9 Fail: 0/9 Skip: 0/9
 + uncleHeaderWithGeneration0.json                                 OK
 + uncleWithSameBlockNumber.json                                   OK
 ```
-OK: 22/22 Fail: 0/22 Skip: 0/22
+OK: 23/23 Fail: 0/23 Skip: 0/23
 ## bcValidBlockTest
 ```diff
 + ExtraData32.json                                                OK
@ -730,8 +749,9 @@ OK: 5/5 Fail: 0/5 Skip: 0/5
 + callcodecallcodecallcode_111_SuicideEnd.json                    OK
 + callcodecallcodecallcode_111_SuicideMiddle.json                 OK
  callcodecallcodecallcode_ABCB_RECURSIVE.json                    Skip
+ touchAndGo.json                                                 OK
 ```
-OK: 72/79 Fail: 0/79 Skip: 7/79
+OK: 73/80 Fail: 0/80 Skip: 7/80
 ## stCallCreateCallCodeTest
 ```diff
  Call1024BalanceTooLow.json                                      Skip
@ -1006,6 +1026,7 @@ OK: 51/52 Fail: 0/52 Skip: 1/52
 + CREATE_HighNonceMinus1.json                                     OK
 + CREATE_empty000CreateinInitCode_Transaction.json                OK
 + CodeInConstructor.json                                          OK
+ CreateAddressWarmAfterFail.json                                 OK
 + CreateCollisionResults.json                                     OK
 + CreateCollisionToEmpty.json                                     OK
 + CreateOOGFromCallRefunds.json                                   OK
@ -1019,12 +1040,14 @@ OK: 51/52 Fail: 0/52 Skip: 1/52
 + CreateOOGafterInitCodeRevert2.json                              OK
 + CreateOOGafterMaxCodesize.json                                  OK
 + CreateResults.json                                              OK
+ CreateTransactionHighNonce.json                                 OK
 + TransactionCollisionToEmpty.json                                OK
 + TransactionCollisionToEmptyButCode.json                         OK
 + TransactionCollisionToEmptyButNonce.json                        OK
 + createFailResult.json                                           OK
+ createLargeResult.json                                          OK
 ```
-OK: 41/41 Fail: 0/41 Skip: 0/41
+OK: 44/44 Fail: 0/44 Skip: 0/44
 ## stDelegatecallTestHomestead
 ```diff
  Call1024BalanceTooLow.json                                      Skip
@ -1128,12 +1151,13 @@ OK: 40/40 Fail: 0/40 Skip: 0/40
 + lowGasPriceOldTypes.json                                        OK
 + outOfFunds.json                                                 OK
 + outOfFundsOldTypes.json                                         OK
+ senderBalance.json                                              OK
 + tipTooHigh.json                                                 OK
 + transactionIntinsicBug.json                                     OK
 + typeTwoBerlin.json                                              OK
 + valCausesOOF.json                                               OK
 ```
-OK: 12/12 Fail: 0/12 Skip: 0/12
+OK: 13/13 Fail: 0/13 Skip: 0/13
 ## stEIP158Specific
 ```diff
 + CALL_OneVCallSuicide.json                                       OK
@ -1175,11 +1199,12 @@ OK: 5/5 Fail: 0/5 Skip: 0/5
 + indexesOmitExample.json                                         OK
 + invalidTr.json                                                  OK
 + labelsExample.json                                              OK
+ mergeTest.json                                                  OK
 + rangesExample.json                                              OK
 + solidityExample.json                                            OK
 + yulExample.json                                                 OK
 ```
-OK: 11/11 Fail: 0/11 Skip: 0/11
+OK: 12/12 Fail: 0/12 Skip: 0/12
 ## stExtCodeHash
 ```diff
 + callToNonExistent.json                                          OK
@ -1457,6 +1482,7 @@ OK: 24/24 Fail: 0/24 Skip: 0/24
 ## stPreCompiledContracts
 ```diff
 + blake2B.json                                                    OK
+ delegatecall09Undefined.json                                    OK
 + idPrecomps.json                                                 OK
 + identity_to_bigger.json                                         OK
 + identity_to_smaller.json                                        OK
@ -1465,7 +1491,7 @@ OK: 24/24 Fail: 0/24 Skip: 0/24
 + precompsEIP2929.json                                            OK
 + sec80.json                                                      OK
 ```
-OK: 8/8 Fail: 0/8 Skip: 0/8
+OK: 9/9 Fail: 0/9 Skip: 0/9
 ## stPreCompiledContracts2
 ```diff
 + CALLBlake2f.json                                                OK
@ -1533,6 +1559,7 @@ OK: 8/8 Fail: 0/8 Skip: 0/8
 + CallEcrecoverS_prefixed0.json                                   OK
 + CallEcrecoverUnrecoverableKey.json                              OK
 + CallEcrecoverV_prefixed0.json                                   OK
+ CallEcrecover_Overflow.json                                     OK
 + CallIdentitiy_0.json                                            OK
 + CallIdentitiy_1.json                                            OK
 + CallIdentity_1_nonzeroValue.json                                OK
@ -1562,13 +1589,15 @@ OK: 8/8 Fail: 0/8 Skip: 0/8
 + CallSha256_4.json                                               OK
 + CallSha256_4_gas99.json                                         OK
 + CallSha256_5.json                                               OK
+ ecrecoverShortBuff.json                                         OK
+ ecrecoverWeirdV.json                                            OK
 + modexpRandomInput.json                                          OK
 + modexp_0_0_0_20500.json                                         OK
 + modexp_0_0_0_22000.json                                         OK
 + modexp_0_0_0_25000.json                                         OK
 + modexp_0_0_0_35000.json                                         OK
 ```
-OK: 99/99 Fail: 0/99 Skip: 0/99
+OK: 102/102 Fail: 0/102 Skip: 0/102
 ## stQuadraticComplexityTest
 ```diff
  Call1MB1024Calldepth.json                                       Skip
@ -2772,6 +2801,7 @@ OK: 13/13 Fail: 0/13 Skip: 0/13
 + currentAccountBalance.json                                      OK
 + doubleSelfdestructTest.json                                     OK
 + doubleSelfdestructTest2.json                                    OK
+ doubleSelfdestructTouch.json                                    OK
 + extcodecopy.json                                                OK
 + return0.json                                                    OK
 + return1.json                                                    OK
@ -2786,7 +2816,7 @@ OK: 13/13 Fail: 0/13 Skip: 0/13
 + suicideSendEtherToMe.json                                       OK
 + testRandomTest.json                                             OK
 ```
-OK: 56/66 Fail: 0/66 Skip: 10/66
+OK: 57/67 Fail: 0/67 Skip: 10/67
 ## stTimeConsuming
 ```diff
  CALLBlake2f_MaxRounds.json                                      Skip
@ -3306,4 +3336,4 @@ OK: 0/3 Fail: 0/3 Skip: 3/3
 OK: 11/11 Fail: 0/11 Skip: 0/11

 ---TOTAL---
-OK: 2859/2964 Fail: 0/2964 Skip: 105/2964
+OK: 2881/2986 Fail: 0/2986 Skip: 105/2986
--- a/newGeneralStateTests.md
+++ b/newGeneralStateTests.md
@ -271,8 +271,9 @@ OK: 5/5 Fail: 0/5 Skip: 0/5
 + callcodecallcodecallcode_111_SuicideEnd.json                    OK
 + callcodecallcodecallcode_111_SuicideMiddle.json                 OK
  callcodecallcodecallcode_ABCB_RECURSIVE.json                    Skip
+ touchAndGo.json                                                 OK
 ```
-OK: 72/79 Fail: 0/79 Skip: 7/79
+OK: 73/80 Fail: 0/80 Skip: 7/80
 ## stCallCreateCallCodeTest
 ```diff
  Call1024BalanceTooLow.json                                      Skip
@ -547,6 +548,7 @@ OK: 51/52 Fail: 0/52 Skip: 1/52
 + CREATE_HighNonceMinus1.json                                     OK
 + CREATE_empty000CreateinInitCode_Transaction.json                OK
 + CodeInConstructor.json                                          OK
+ CreateAddressWarmAfterFail.json                                 OK
 + CreateCollisionResults.json                                     OK
 + CreateCollisionToEmpty.json                                     OK
 + CreateOOGFromCallRefunds.json                                   OK
@ -560,12 +562,14 @@ OK: 51/52 Fail: 0/52 Skip: 1/52
 + CreateOOGafterInitCodeRevert2.json                              OK
 + CreateOOGafterMaxCodesize.json                                  OK
 + CreateResults.json                                              OK
+ CreateTransactionHighNonce.json                                 OK
 + TransactionCollisionToEmpty.json                                OK
 + TransactionCollisionToEmptyButCode.json                         OK
 + TransactionCollisionToEmptyButNonce.json                        OK
 + createFailResult.json                                           OK
+ createLargeResult.json                                          OK
 ```
-OK: 41/41 Fail: 0/41 Skip: 0/41
+OK: 44/44 Fail: 0/44 Skip: 0/44
 ## stDelegatecallTestHomestead
 ```diff
  Call1024BalanceTooLow.json                                      Skip
@ -669,12 +673,13 @@ OK: 40/40 Fail: 0/40 Skip: 0/40
 + lowGasPriceOldTypes.json                                        OK
 + outOfFunds.json                                                 OK
 + outOfFundsOldTypes.json                                         OK
+ senderBalance.json                                              OK
 + tipTooHigh.json                                                 OK
 + transactionIntinsicBug.json                                     OK
 + typeTwoBerlin.json                                              OK
 + valCausesOOF.json                                               OK
 ```
-OK: 12/12 Fail: 0/12 Skip: 0/12
+OK: 13/13 Fail: 0/13 Skip: 0/13
 ## stEIP158Specific
 ```diff
 + CALL_OneVCallSuicide.json                                       OK
@ -716,11 +721,12 @@ OK: 5/5 Fail: 0/5 Skip: 0/5
 + indexesOmitExample.json                                         OK
 + invalidTr.json                                                  OK
 + labelsExample.json                                              OK
+ mergeTest.json                                                  OK
 + rangesExample.json                                              OK
 + solidityExample.json                                            OK
 + yulExample.json                                                 OK
 ```
-OK: 11/11 Fail: 0/11 Skip: 0/11
+OK: 12/12 Fail: 0/12 Skip: 0/12
 ## stExtCodeHash
 ```diff
 + callToNonExistent.json                                          OK
@ -998,6 +1004,7 @@ OK: 24/24 Fail: 0/24 Skip: 0/24
 ## stPreCompiledContracts
 ```diff
 + blake2B.json                                                    OK
+ delegatecall09Undefined.json                                    OK
 + idPrecomps.json                                                 OK
 + identity_to_bigger.json                                         OK
 + identity_to_smaller.json                                        OK
@ -1006,7 +1013,7 @@ OK: 24/24 Fail: 0/24 Skip: 0/24
 + precompsEIP2929.json                                            OK
 + sec80.json                                                      OK
 ```
-OK: 8/8 Fail: 0/8 Skip: 0/8
+OK: 9/9 Fail: 0/9 Skip: 0/9
 ## stPreCompiledContracts2
 ```diff
 + CALLBlake2f.json                                                OK
@ -1074,6 +1081,7 @@ OK: 8/8 Fail: 0/8 Skip: 0/8
 + CallEcrecoverS_prefixed0.json                                   OK
 + CallEcrecoverUnrecoverableKey.json                              OK
 + CallEcrecoverV_prefixed0.json                                   OK
+ CallEcrecover_Overflow.json                                     OK
 + CallIdentitiy_0.json                                            OK
 + CallIdentitiy_1.json                                            OK
 + CallIdentity_1_nonzeroValue.json                                OK
@ -1103,13 +1111,15 @@ OK: 8/8 Fail: 0/8 Skip: 0/8
 + CallSha256_4.json                                               OK
 + CallSha256_4_gas99.json                                         OK
 + CallSha256_5.json                                               OK
+ ecrecoverShortBuff.json                                         OK
+ ecrecoverWeirdV.json                                            OK
 + modexpRandomInput.json                                          OK
 + modexp_0_0_0_20500.json                                         OK
 + modexp_0_0_0_22000.json                                         OK
 + modexp_0_0_0_25000.json                                         OK
 + modexp_0_0_0_35000.json                                         OK
 ```
-OK: 99/99 Fail: 0/99 Skip: 0/99
+OK: 102/102 Fail: 0/102 Skip: 0/102
 ## stQuadraticComplexityTest
 ```diff
  Call1MB1024Calldepth.json                                       Skip
@ -2313,6 +2323,7 @@ OK: 13/13 Fail: 0/13 Skip: 0/13
 + currentAccountBalance.json                                      OK
 + doubleSelfdestructTest.json                                     OK
 + doubleSelfdestructTest2.json                                    OK
+ doubleSelfdestructTouch.json                                    OK
 + extcodecopy.json                                                OK
 + return0.json                                                    OK
 + return1.json                                                    OK
@ -2327,7 +2338,7 @@ OK: 13/13 Fail: 0/13 Skip: 0/13
 + suicideSendEtherToMe.json                                       OK
 + testRandomTest.json                                             OK
 ```
-OK: 56/66 Fail: 0/66 Skip: 10/66
+OK: 57/67 Fail: 0/67 Skip: 10/67
 ## stTimeConsuming
 ```diff
  CALLBlake2f_MaxRounds.json                                      Skip
@ -2847,4 +2858,4 @@ OK: 1/3 Fail: 0/3 Skip: 2/3
 OK: 11/11 Fail: 0/11 Skip: 0/11

 ---TOTAL---
-OK: 2495/2597 Fail: 0/2597 Skip: 102/2597
+OK: 2506/2608 Fail: 0/2608 Skip: 102/2608
--- a/nimbus/chain_config.nim
+++ b/nimbus/chain_config.nim
@ -357,6 +357,9 @@ proc parseGenesisAlloc*(data: string, ga: var GenesisAlloc): bool

 proc toFork*(c: ChainConfig, number: BlockNumber): Fork =
  ## Map to EVM fork, which doesn't include the DAO or Glacier forks.
+  if c.mergeForkBlock.isSome and number >= c.mergeForkBlock.get:
+    return FkParis
+
  if number >= c.londonBlock: FkLondon
  elif number >= c.berlinBlock: FkBerlin
  elif number >= c.istanbulBlock: FkIstanbul
--- a/nimbus/db/accounts_cache.nim
+++ b/nimbus/db/accounts_cache.nim
@ -463,6 +463,24 @@ proc persist*(ac: AccountsCache, clearCache: bool = true) =

  ac.isDirty = false

+iterator addresses*(ac: AccountsCache): EthAddress =
+  # make sure all savepoint already committed
+  doAssert(ac.savePoint.parentSavepoint.isNil)
+  for address, _ in ac.savePoint.cache:
+    yield address
+
+iterator accounts*(ac: AccountsCache): Account =
+  # make sure all savepoint already committed
+  doAssert(ac.savePoint.parentSavepoint.isNil)
+  for _, account in ac.savePoint.cache:
+    yield account.account
+
+iterator pairs*(ac: AccountsCache): (EthAddress, Account) =
+  # make sure all savepoint already committed
+  doAssert(ac.savePoint.parentSavepoint.isNil)
+  for address, account in ac.savePoint.cache:
+    yield (address, account.account)
+
 iterator storage*(ac: AccountsCache, address: EthAddress): (UInt256, UInt256) =
  # beware that if the account not persisted,
  # the storage root will not be updated
--- a/nimbus/db/db_chain.nim
+++ b/nimbus/db/db_chain.nim
@ -144,6 +144,10 @@ proc getBlockHeader*(self: BaseChainDB; n: BlockNumber): BlockHeader =
 proc getScore*(self: BaseChainDB; blockHash: Hash256): UInt256 =
  rlp.decode(self.db.get(blockHashToScoreKey(blockHash).toOpenArray), UInt256)

+proc setScore*(self: BaseChainDB; blockHash: Hash256, score: UInt256) =
+  ## for testing purpose
+  self.db.put(blockHashToScoreKey(blockHash).toOpenArray, rlp.encode(score))
+
 proc getTd*(self: BaseChainDB; blockHash: Hash256, td: var UInt256): bool =
  let bytes = self.db.get(blockHashToScoreKey(blockHash).toOpenArray)
  if bytes.len == 0: return false
@ -162,7 +166,14 @@ proc headTotalDifficulty*(self: BaseChainDB): UInt256 =

  let blockHash = rlp.decode(data, Hash256)
  rlp.decode(self.db.get(blockHashToScoreKey(blockHash).toOpenArray), UInt256)
-  
+
+proc isBlockAfterTtd*(self: BaseChainDB, header: BlockHeader): bool =
+  let
+    ttd = self.ttd
+    ptd = self.getScore(header.parentHash)
+    td  = ptd + header.difficulty
+  ptd >= ttd and td >= ttd
+
 proc getAncestorsHashes*(self: BaseChainDB, limit: UInt256, header: BlockHeader): seq[Hash256] =
  var ancestorCount = min(header.blockNumber, limit).truncate(int)
  var h = header
@ -465,7 +476,7 @@ proc persistHeaderToDb*(self: BaseChainDB; header: BlockHeader): seq[BlockHeader
  if headScore < ttd and score >= ttd:
    self.writeTerminalHash(headerHash)

-  if score > headScore:
+  if score > headScore or score >= ttd:
    result = self.setAsCanonicalChainHead(headerHash)

 proc persistHeaderToDbWithoutSetHead*(self: BaseChainDB; header: BlockHeader) =
--- a/nimbus/genesis.nim
+++ b/nimbus/genesis.nim
@ -13,6 +13,8 @@ import
 proc newStateDB*(db: TrieDatabaseRef, pruneTrie: bool): AccountStateDB =
  newAccountStateDB(db, emptyRlpHash, pruneTrie)

+import debug
+
 proc toGenesisHeader*(db: BaseChainDB, sdb: AccountStateDB): BlockHeader
    {.raises: [Defect, RlpError].} =
  ## Initialise block chain DB accounts derived from the `genesis.alloc` table
@ -76,15 +78,16 @@ proc toGenesisHeader*(db: BaseChainDB, sdb: AccountStateDB): BlockHeader
    ommersHash: EMPTY_UNCLE_HASH
  )

+  let fork = db.config.toFork(0.toBlockNumber)
  if g.baseFeePerGas.isSome:
    result.baseFee = g.baseFeePerGas.get()
-  elif db.config.toFork(0.toBlockNumber) >= FkLondon:
+  elif fork >= FkLondon:
    result.baseFee = EIP1559_INITIAL_BASE_FEE.u256

  if g.gasLimit.isZero:
    result.gasLimit = GENESIS_GAS_LIMIT

-  if g.difficulty.isZero:
+  if g.difficulty.isZero and fork <= FkLondon:
    result.difficulty = GENESIS_DIFFICULTY

 proc toGenesisHeader*(params: NetworkParams): BlockHeader
--- a/nimbus/p2p/chain/chain_desc.nim
+++ b/nimbus/p2p/chain/chain_desc.nim
@ -91,17 +91,7 @@ func toNextFork(n: Option[BlockNumber]): uint64 =

 proc isBlockAfterTtd*(c: Chain, header: BlockHeader): bool
                      {.gcsafe, raises: [Defect,CatchableError].} =
-  let
-    ttd = c.db.ttd
-    ptd = c.db.getScore(header.parentHash)
-    td  = ptd + header.difficulty
-
-  # c.db.totalDifficulty is parent.totalDifficulty
-  # TerminalBlock is defined as header.totalDifficulty >= TTD
-  #    and parent.totalDifficulty < TTD
-  # So blockAfterTTD must be both header.totalDifficulty >= TTD
-  #    and parent.totalDifficulty >= TTD
-  ptd >= ttd and td >= ttd
+  isBlockAfterTtd(c.db, header)

 func getNextFork(c: ChainConfig, fork: ChainFork): uint64 =
  let next: array[ChainFork, uint64] = [
--- a/nimbus/p2p/validate.nim
+++ b/nimbus/p2p/validate.nim
@ -321,6 +321,10 @@ proc validateTransaction*(
      accountNonce=nonce
    return false

+  if tx.nonce == high(uint64):
+    debug "invalid tx: nonce at maximum"
+    return false
+
  # EIP-3607 Reject transactions from senders with deployed code
  # The EIP spec claims this attack never happened before
  # Clients might choose to disable this rule for RPC calls like
--- a/nimbus/vm2/interpreter/op_handlers.nim
+++ b/nimbus/vm2/interpreter/op_handlers.nim
@ -142,6 +142,7 @@ when isMainModule and isChatty:
  echo ">>>       frontier[sstore]: ",       FkFrontier.opHandlersInfo(Sstore)
  echo ">>> constantinople[sstore]: ", FkConstantinople.opHandlersInfo(Sstore)
  echo ">>>         berlin[sstore]: ",         FkBerlin.opHandlersInfo(Sstore)
+  echo ">>>          paris[sstore]: ",          FkParis.opHandlersInfo(Sstore)

 # ------------------------------------------------------------------------------
 # End
--- a/tests/test_blockchain_json.nim
+++ b/tests/test_blockchain_json.nim
@ -9,7 +9,7 @@ import
  unittest2, json, os, tables, strutils, sets,
  options,
  eth/[common, rlp], eth/trie/[db, trie_defs],
-  stew/endians2,
+  stew/[endians2, byteutils],
  ./test_helpers, ./test_allowed_to_fail,
  ../premix/parser, test_config,
  ../nimbus/[vm_state, utils, vm_types, errors, constants, forks],
@ -39,6 +39,7 @@ type
    vmState      : BaseVMState
    debugData    : JsonNode
    network      : string
+    postStateHash: Hash256

 var pow = PowRef.new

@ -146,7 +147,9 @@ func vmConfiguration(network: string, c: var ChainConfig) =
    c.berlinBlock         = number[FkBerlin]
    c.londonBlock         = number[FkLondon]
    c.arrowGlacierBlock   = number[FkLondon]
+    c.mergeForkBlock      = some(number[FkParis])

+  c.terminalTotalDifficulty = none(UInt256)
  case network
  of "EIP150":
    c.assignNumber(FkTangerine, Zero)
@ -183,6 +186,12 @@ func vmConfiguration(network: string, c: var ChainConfig) =
    c.assignNumber(FkLondon, Zero)
  of "BerlinToLondonAt5":
    c.assignNumber(FkLondon, Five)
+  of "Merge":
+    c.assignNumber(FkParis, Zero)
+    c.terminalTotalDifficulty = some(0.u256)
+  of "ArrowGlacierToMergeAtDiffC0000":
+    c.assignNumber(FkParis, H)
+    c.terminalTotalDifficulty = some(0xC0000.u256)
  else:
    raise newException(ValueError, "unsupported network " & network)

@ -205,6 +214,10 @@ proc parseTester(fixture: JsonNode, testStatusIMPL: var TestStatus): Tester =

  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: BaseChainDB) =
@ -230,7 +243,7 @@ proc importBlock(tester: var Tester, chainDB: BaseChainDB,
  preminedBlock: EthBlock, tb: TestBlock, checkSeal, validation: bool): EthBlock =

  let parentHeader = chainDB.getBlockHeader(preminedBlock.header.parentHash)
-  let baseHeaderForImport = generateHeaderFromParentHeader(chainDB.config,
+  var baseHeaderForImport = generateHeaderFromParentHeader(chainDB.config,
      parentHeader,
      preminedBlock.header.coinbase,
      some(preminedBlock.header.timestamp),
@ -240,6 +253,12 @@ proc importBlock(tester: var Tester, chainDB: BaseChainDB,
  )

  deepCopy(result, preminedBlock)
+  let ttdReached = chainDB.isBlockAfterTtd(preminedBlock.header)
+  if ttdReached and chainDB.config.mergeForkBlock.isNone:
+    chainDB.config.mergeForkBlock = some(preminedBlock.header.blockNumber)
+
+  if ttdReached:
+    baseHeaderForImport.prevRandao = preminedBlock.header.prevRandao

  tester.vmState = BaseVMState.new(
    parentHeader,
@ -252,6 +271,14 @@ proc importBlock(tester: var Tester, chainDB: BaseChainDB,
    transactions: result.txs,
    uncles: result.uncles
  )
+
+  if validation:
+    let rc = chainDB.validateHeaderAndKinship(
+      result.header, body, checkSeal, ttdReached, 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)):
@ -260,13 +287,6 @@ proc importBlock(tester: var Tester, chainDB: BaseChainDB,
    if tester.vmState.generateWitness():
      blockWitness(tester.vmState, chainDB)

-  if validation:
-    let rc = chainDB.validateHeaderAndKinship(
-      result.header, body, checkSeal, false, pow)
-    if rc.isErr:
-      raise newException(
-        ValidationError, "validateHeaderAndKinship: " & rc.error)
-
  discard chainDB.persistHeaderToDb(preminedBlock.header)

 proc applyFixtureBlockToChain(tester: var Tester, tb: TestBlock,
@ -279,6 +299,7 @@ proc applyFixtureBlockToChain(tester: var Tester, tb: TestBlock,
    preminedBlock = rlp.decode(tb.blockRLP, EthBlock)
    minedBlock = tester.importBlock(chainDB, preminedBlock, tb, checkSeal, validation)
    rlpEncodedMinedBlock = rlp.encode(minedBlock)
+
  result = (preminedBlock, minedBlock, rlpEncodedMinedBlock)

 func shouldCheckSeal(tester: Tester): bool =
@ -310,9 +331,20 @@ proc runTester(tester: var Tester, chainDB: BaseChainDB, testStatusIMPL: var Tes
        let (preminedBlock, _, _) = tester.applyFixtureBlockToChain(
            testBlock, chainDB, checkSeal, validation = false)

+        let ttdReached = chainDB.isBlockAfterTtd(preminedBlock.header)
+        if ttdReached and chainDB.config.mergeForkBlock.isNone:
+          chainDB.config.mergeForkBlock = some(preminedBlock.header.blockNumber)
+
        # manually validating
-        check chainDB.validateHeaderAndKinship(
-          preminedBlock, checkSeal, false, pow).isOk
+        let res = chainDB.validateHeaderAndKinship(
+          preminedBlock, checkSeal, ttdReached, pow)
+        check res.isOk
+        when defined(noisy):
+          if res.isErr:
+            debugEcho "blockNumber: ", preminedBlock.header.blockNumber
+            debugEcho "fork: ", chainDB.config.toFork(preminedBlock.header.blockNumber)
+            debugEcho "error message: ", res.error
+            debugEcho "ttdReached: ", ttdReached

      except:
        debugEcho "FATAL ERROR(WE HAVE BUG): ", getCurrentExceptionMsg()
@ -361,13 +393,45 @@ proc dumpDebugData(tester: Tester, vmState: BaseVMState, accountList: JsonNode):
    "accounts": accounts
  }

-proc dumpDebugData(tester: Tester, fixture: JsonNode, fixtureName: string, fixtureIndex: int, success: bool) =
-  let accountList = if fixture["postState"].kind == JObject: fixture["postState"] else: fixture["pre"]
+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
-  let debugData = if vmState.isNil:
-                    %{"debugData": tester.debugData}
+  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:
-                    dumpDebugData(tester, vmState, accountList)
+                    debugDataFromAccountList(tester, fixture)
+
  let status = if success: "_success" else: "_failed"
  writeFile("debug_" & fixtureName & "_" & $fixtureIndex & status & ".json", debugData.pretty())

@ -411,7 +475,15 @@ proc testFixture(node: JsonNode, testStatusIMPL: var TestStatus, debugMode = fal
      tester.runTester(chainDB, testStatusIMPL)
      let latestBlockHash = chainDB.getCanonicalHead().blockHash
      if latestBlockHash != tester.lastBlockHash:
-        verifyStateDB(fixture["postState"], tester.vmState.readOnlyStateDB)
+        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
--- a/tests/test_generalstate_json.nim
+++ b/tests/test_generalstate_json.nim
@ -17,7 +17,7 @@ import
  eth/[rlp, common],
  eth/trie/[db, trie_defs],
  unittest2,
-  stew/results
+  stew/[results, byteutils]

 type
  Tester = object
@ -89,8 +89,16 @@ let chainParams = networkParams(MainNet)
 proc testFixtureIndexes(tester: Tester, testStatusIMPL: var TestStatus) =
  let
    chainDB = newBaseChainDB(newMemoryDB(), getConfiguration().pruning, params = chainParams)
-    vmState = BaseVMState.new(
-      parent      = BlockHeader(stateRoot: emptyRlpHash),
+    parent  = BlockHeader(stateRoot: emptyRlpHash)
+
+  # can't be assigned to
+  # tester.header.parentHash = parent.blockHash
+  chainDB.setScore(parent.blockHash, 0.u256)
+  if tester.fork >= FkParis:
+    chainDB.config.terminalTotalDifficulty = some(0.u256)
+
+  let vmState = BaseVMState.new(
+      parent      = parent,
      header      = tester.header,
      chainDB     = chainDB,
      tracerFlags = (if tester.trace: {TracerFlags.EnableTracing} else: {}),
@ -157,17 +165,20 @@ proc testFixture(fixtures: JsonNode, testStatusIMPL: var TestStatus,

  let fenv = fixture["env"]
  tester.header = BlockHeader(
-    coinbase: fenv["currentCoinbase"].getStr.ethAddressFromHex,
-    difficulty: fromHex(UInt256, fenv{"currentDifficulty"}.getStr),
+    coinbase   : fenv["currentCoinbase"].getStr.ethAddressFromHex,
+    difficulty : fromHex(UInt256, fenv{"currentDifficulty"}.getStr),
    blockNumber: fenv{"currentNumber"}.getHexadecimalInt.u256,
-    gasLimit: fenv{"currentGasLimit"}.getHexadecimalInt.GasInt,
-    timestamp: fenv{"currentTimestamp"}.getHexadecimalInt.int64.fromUnix,
-    stateRoot: emptyRlpHash
+    gasLimit   : fenv{"currentGasLimit"}.getHexadecimalInt.GasInt,
+    timestamp  : fenv{"currentTimestamp"}.getHexadecimalInt.int64.fromUnix,
+    stateRoot  : emptyRlpHash
    )

  if "currentBaseFee" in fenv:
    tester.header.baseFee = fromHex(UInt256, fenv{"currentBaseFee"}.getStr)

+  if "currentRandom" in fenv:
+    tester.header.prevRandao.data = hexToByteArray[32](fenv{"currentRandom"}.getStr)
+
  let specifyIndex = getConfiguration().index
  tester.trace = trace
  tester.debugMode = debugMode
--- a/tests/test_helpers.nim
+++ b/tests/test_helpers.nim
@ -30,7 +30,8 @@ const
    FkPetersburg: "ConstantinopleFix",
    FkIstanbul: "Istanbul",
    FkBerlin: "Berlin",
-    FkLondon: "London"
+    FkLondon: "London",
+    FkParis: "Merge"
  }.toTable

  supportedForks* = {
@ -43,7 +44,8 @@ const
    FkPetersburg,
    FkIstanbul,
    FkBerlin,
-    FkLondon}
+    FkLondon,
+    FkParis}

  nameToFork* = revmap(forkNames)