nimbus-eth1/tests/test_forkid.nim

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# Nimbus
# Copyright (c) 2019-2024 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
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unittest2,
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../nimbus/common/common,
../nimbus/utils/utils
const
MainNetIDs = [
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(number: 0'u64 , time: 0'u64, id: (crc: 0xfc64ec04'u32, next: 1150000'u64)), # Unsynced
(number: 1149999'u64 , time: 0'u64, id: (crc: 0xfc64ec04'u32, next: 1150000'u64)), # Last Frontier block
(number: 1150000'u64 , time: 0'u64, id: (crc: 0x97c2c34c'u32, next: 1920000'u64)), # First Homestead block
(number: 1919999'u64 , time: 0'u64, id: (crc: 0x97c2c34c'u32, next: 1920000'u64)), # Last Homestead block
(number: 1920000'u64 , time: 0'u64, id: (crc: 0x91d1f948'u32, next: 2463000'u64)), # First DAO block
(number: 2462999'u64 , time: 0'u64, id: (crc: 0x91d1f948'u32, next: 2463000'u64)), # Last DAO block
(number: 2463000'u64 , time: 0'u64, id: (crc: 0x7a64da13'u32, next: 2675000'u64)), # First Tangerine block
(number: 2674999'u64 , time: 0'u64, id: (crc: 0x7a64da13'u32, next: 2675000'u64)), # Last Tangerine block
(number: 2675000'u64 , time: 0'u64, id: (crc: 0x3edd5b10'u32, next: 4370000'u64)), # First Spurious block
(number: 4369999'u64 , time: 0'u64, id: (crc: 0x3edd5b10'u32, next: 4370000'u64)), # Last Spurious block
(number: 4370000'u64 , time: 0'u64, id: (crc: 0xa00bc324'u32, next: 7280000'u64)), # First Byzantium block
(number: 7279999'u64 , time: 0'u64, id: (crc: 0xa00bc324'u32, next: 7280000'u64)), # Last Byzantium block
(number: 7280000'u64 , time: 0'u64, id: (crc: 0x668db0af'u32, next: 9069000'u64)), # First and last Constantinople, first Petersburg block
(number: 7987396'u64 , time: 0'u64, id: (crc: 0x668db0af'u32, next: 9069000'u64)), # Past Petersburg block
(number: 9068999'u64 , time: 0'u64, id: (crc: 0x668db0af'u32, next: 9069000'u64)), # Last Petersburg block
(number: 9069000'u64 , time: 0'u64, id: (crc: 0x879D6E30'u32, next: 9200000'u64)), # First Istanbul block
(number: 9199999'u64 , time: 0'u64, id: (crc: 0x879D6E30'u32, next: 9200000'u64)), # Last Istanbul block
(number: 9200000'u64 , time: 0'u64, id: (crc: 0xE029E991'u32, next: 12244000'u64)), # First MuirGlacier block
(number: 12243999'u64, time: 0'u64, id: (crc: 0xE029E991'u32, next: 12244000'u64)), # Last MuirGlacier block
(number: 12244000'u64, time: 0'u64, id: (crc: 0x0eb440f6'u32, next: 12965000'u64)), # First Berlin block
(number: 12964999'u64, time: 0'u64, id: (crc: 0x0eb440f6'u32, next: 12965000'u64)), # Last Berlin block
(number: 12965000'u64, time: 0'u64, id: (crc: 0xb715077d'u32, next: 13773000'u64)), # First London block
(number: 13772999'u64, time: 0'u64, id: (crc: 0xb715077d'u32, next: 13773000'u64)), # Last London block
(number: 13773000'u64, time: 0'u64, id: (crc: 0x20c327fc'u32, next: 15050000'u64)), # First Arrow Glacier block
(number: 15049999'u64, time: 0'u64, id: (crc: 0x20c327fc'u32, next: 15050000'u64)), # Last Arrow Glacier block
(number: 15050000'u64, time: 0'u64, id: (crc: 0xf0afd0e3'u32, next: 1681338455'u64)), # First Gray Glacier block
(number: 20000000'u64, time: 1681338454'u64, id: (crc: 0xf0afd0e3'u32, next: 1681338455'u64)), # Last Gray Glacier block
(number: 20000000'u64, time: 1681338455'u64, id: (crc: 0xdce96c2d'u32, next: 1710338135'u64)), # First Shanghai block
(number: 30000000'u64, time: 1710338134'u64, id: (crc: 0xdce96c2d'u32, next: 1710338135'u64)), # Last Shanghai block
(number: 40000000'u64, time: 1710338135'u64, id: (crc: 0x9f3d2254'u32, next: 0'u64)), # First Cancun block
(number: 50000000'u64, time: 2000000000'u64, id: (crc: 0x9f3d2254'u32, next: 0'u64)), # Future Cancun block
]
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SepoliaNetIDs = [
(number: 0'u64, time: 0'u64, id: (crc: 0xfe3366e7'u32, next: 1735371'u64)), # Unsynced, last Frontier, Homestead, Tangerine, Spurious, Byzantium, Constantinople, Petersburg, Istanbul, Berlin and first London block
(number: 1735370'u64, time: 0'u64, id: (crc: 0xfe3366e7'u32, next: 1735371'u64)), # Last London block
(number: 1735371'u64, time: 0'u64, id: (crc: 0xb96cbd13'u32, next: 1677557088'u64)), # First MergeNetsplit block
(number: 1735372'u64, time: 1677557087'u64, id: (crc: 0xb96cbd13'u32, next: 1677557088'u64)), # Last MergeNetsplit block
(number: 1735372'u64, time: 1677557088'u64, id: (crc: 0xf7f9bc08'u32, next: 1706655072'u64)), # First Shanghai block
(number: 1735372'u64, time: 1706655071'u64, id: (crc: 0xf7f9bc08'u32, next: 1706655072'u64)), # Last Shanghai block
(number: 1735372'u64, time: 1706655072'u64, id: (crc: 0x88cf81d9'u32, next: 0'u64)), # First Cancun block
(number: 1735372'u64, time: 2706655072'u64, id: (crc: 0x88cf81d9'u32, next: 0'u64)), # Future Cancun block
]
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HoleskyNetIDs = [
(number: 0'u64, time: 0'u64, id: (crc: 0xc61a6098'u32, next: 1696000704'u64)), # Unsynced, last Frontier, Homestead, Tangerine, Spurious, Byzantium, Constantinople, Petersburg, Istanbul, Berlin, London, Paris block
(number: 123'u64, time: 0'u64, id: (crc: 0xc61a6098'u32, next: 1696000704'u64)), # First MergeNetsplit block
(number: 123'u64, time: 1696000704'u64, id: (crc: 0xfd4f016b'u32, next: 1707305664'u64)), # First Shanghai block
(number: 123'u64, time: 1707305663'u64, id: (crc: 0xfd4f016b'u32, next: 1707305664'u64)), # Last Shanghai block
(number: 123'u64, time: 1707305664'u64, id: (crc: 0x9b192ad0'u32, next: 0'u64)), # First Cancun block
(number: 123'u64, time: 2707305664'u64, id: (crc: 0x9b192ad0'u32, next: 0'u64)), # Future Cancun block
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]
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template runTest(network: untyped, name: string) =
test name:
var
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params = networkParams(network)
com = CommonRef.new(newCoreDbRef DefaultDbMemory, network, params)
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for i, x in `network IDs`:
let id = com.forkId(x.number, x.time)
check id.crc == x.id.crc
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check id.nextFork == x.id.next
func config(shanghai, cancun: uint64): ChainConfig =
ChainConfig(
chainID: ChainId(1337),
homesteadBlock: Opt.some(0'u64),
dAOForkBlock: Opt.none(BlockNumber),
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dAOForkSupport: true,
eIP150Block: Opt.some(0'u64),
eIP155Block: Opt.some(0'u64),
eIP158Block: Opt.some(0'u64),
byzantiumBlock: Opt.some(0'u64),
constantinopleBlock: Opt.some(0'u64),
petersburgBlock: Opt.some(0'u64),
istanbulBlock: Opt.some(0'u64),
muirGlacierBlock: Opt.some(0'u64),
berlinBlock: Opt.some(0'u64),
londonBlock: Opt.some(0'u64),
terminalTotalDifficulty: Opt.some(0.u256),
terminalTotalDifficultyPassed: Opt.some(true),
mergeForkBlock: Opt.some(0'u64),
shanghaiTime: Opt.some(shanghai.EthTime),
cancunTime: Opt.some(cancun.EthTime),
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)
func calcID(conf: ChainConfig, crc: uint32, time: uint64): ForkID =
let map = conf.toForkTransitionTable
let calc = map.initForkIdCalculator(crc, time)
calc.newID(0, time)
template runGenesisTimeIdTests() =
let
time = 1690475657'u64
genesis = common.BlockHeader(timestamp: time.EthTime)
genesisCRC = crc32(0, genesis.blockHash.data)
cases = [
# Shanghai active before genesis, skip
(c: config(time-1, time+1), want: (crc: genesisCRC, next: time + 1)),
# Shanghai active at genesis, skip
(c: config(time, time+1), want: (crc: genesisCRC, next: time + 1)),
# Shanghai not active, skip
(c: config(time+1, time+2), want: (crc: genesisCRC, next: time + 1)),
]
for i, x in cases:
let get = calcID(x.c, genesisCRC, time)
check get.crc == x.want.crc
check get.nextFork == x.want.next
proc forkIdMain*() =
suite "Fork ID tests":
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runTest(MainNet, "MainNet")
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runTest(SepoliaNet, "SepoliaNet")
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runTest(HoleskyNet, "HoleskyNet")
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test "Genesis Time Fork ID":
runGenesisTimeIdTests()
when isMainModule:
forkIdMain()