nimbus-eth1/tests/test_precompiles.nim

100 lines
3.6 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/[strformat, strutils, json, os, tables, macros, options],
unittest2, stew/byteutils,
eth/[trie/db, common, keys],
../nimbus/[vm_computation,
vm_state,
forks,
constants,
vm_precompiles,
transaction,
db/db_chain,
transaction/call_evm
],
./test_helpers, ./test_allowed_to_fail
proc initAddress(i: byte): EthAddress = result[19] = i
template doTest(fixture: JsonNode, fork: Fork, address: PrecompileAddresses): untyped =
for test in fixture:
let
expectedErr = test.hasKey("ExpectedError")
expected = if test.hasKey("Expected"): hexToSeqByte(test["Expected"].getStr) else: @[]
dataStr = test["Input"].getStr
gasExpected = if test.hasKey("Gas"): test["Gas"].getInt else: -1
let unsignedTx = Transaction(
txType: TxLegacy,
nonce: 0,
gasPrice: 1.GasInt,
gasLimit: 1_000_000_000.GasInt,
to: initAddress(address.byte).some,
value: 0.u256,
payload: if dataStr.len > 0: dataStr.hexToSeqByte else: @[]
)
let tx = signTransaction(unsignedTx, privateKey, ChainId(1), false)
let fixtureResult = testCallEvm(tx, tx.getSender, vmState, fork)
if expectedErr:
check fixtureResult.isError
else:
check not fixtureResult.isError
let c = fixtureResult.output == expected
if not c: echo "Output : " & fixtureResult.output.toHex & "\nExpected: " & expected.toHex
check c
if gasExpected >= 0:
if fixtureResult.gasUsed != gasExpected:
debugEcho "GAS: ", fixtureResult.gasUsed, " ", gasExpected
check fixtureResult.gasUsed == gasExpected
proc testFixture(fixtures: JsonNode, testStatusIMPL: var TestStatus) =
let
label = fixtures["func"].getStr
fork = parseEnum[Fork](fixtures["fork"].getStr.toLowerAscii)
data = fixtures["data"]
privateKey = PrivateKey.fromHex("7a28b5ba57c53603b0b07b56bba752f7784bf506fa95edc395f5cf6c7514fe9d")[]
header = BlockHeader(blockNumber: 1.u256)
vmState = newBaseVMState(header.stateRoot, header, newBaseChainDB(newMemoryDb()))
case toLowerAscii(label)
of "ecrecover": data.doTest(fork, paEcRecover)
of "sha256" : data.doTest(fork, paSha256)
of "ripemd" : data.doTest(fork, paRipeMd160)
of "identity" : data.doTest(fork, paIdentity)
of "modexp" : data.doTest(fork, paModExp)
of "bn256add" : data.doTest(fork, paEcAdd)
of "bn256mul" : data.doTest(fork, paEcMul)
of "ecpairing": data.doTest(fork, paPairing)
of "blake2f" : data.doTest(fork, paBlake2bf)
# EIP 2537: disabled
# reason: not included in berlin
#of "blsg1add" : data.doTest(fork, paBlsG1Add)
#of "blsg1mul" : data.doTest(fork, paBlsG1Mul)
#of "blsg1multiexp" : data.doTest(fork, paBlsG1MultiExp)
#of "blsg2add" : data.doTest(fork, paBlsG2Add)
#of "blsg2mul" : data.doTest(fork, paBlsG2Mul)
#of "blsg2multiexp": data.doTest(fork, paBlsG2MultiExp)
#of "blspairing": data.doTest(fork, paBlsPairing)
#of "blsmapg1": data.doTest(fork, paBlsMapG1)
#of "blsmapg2": data.doTest(fork, paBlsMapG2)
else:
echo "Unknown test vector '" & $label & "'"
testStatusIMPL = SKIPPED
proc precompilesMain*() =
suite "Precompiles":
jsonTest("PrecompileTests", testFixture, skipPrecompilesTests)
when isMainModule:
precompilesMain()