56 lines
2.5 KiB
Nim
56 lines
2.5 KiB
Nim
# Nimbus
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# Copyright (c) 2018 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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import
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unittest, ../nimbus/vm/precompiles, json, stew/byteutils, test_helpers, ospaths, tables,
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strformat, strutils, eth/trie/db, eth/common, ../nimbus/db/[db_chain, state_db],
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../nimbus/[constants, vm_types, vm_state], ../nimbus/vm/[computation, message], macros
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proc initAddress(i: byte): EthAddress = result[19] = i
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template doTest(fixture: JsonNode, address: byte, action: untyped): untyped =
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for test in fixture:
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let
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blockNum = 1.u256 # TODO: Check other forks
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header = BlockHeader(blockNumber: blockNum)
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expected = test["expected"].getStr.hexToSeqByte
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var addressBytes = newSeq[byte](32)
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addressBytes[31] = address
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var
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dataStr = test["input"].getStr
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data = if dataStr.len > 0: dataStr.hexToSeqByte else: @[]
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vmState = newBaseVMState(header.stateRoot, header, newBaseChainDB(newMemoryDb()))
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gas = 1_000_000.GasInt
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gasPrice = 1.GasInt
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sender: EthAddress
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to = initAddress(address)
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message = newMessage(gas, gasPrice, to, sender, 0.u256, data, @[], contractCreation = false)
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computation = newBaseComputation(vmState, header.blockNumber, message)
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echo "Running ", action.astToStr, " - ", test["name"]
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`action`(computation)
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let c = computation.rawOutput == expected
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if not c: echo "Output : " & computation.rawOutput.toHex & "\nExpected: " & expected.toHex
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check c
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proc testFixture(fixtures: JsonNode, testStatusIMPL: var TestStatus) =
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for label, child in fixtures:
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case toLowerAscii(label)
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of "ecrecover": child.doTest(paEcRecover.ord, ecRecover)
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of "sha256": child.doTest(paSha256.ord, sha256)
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of "ripemd": child.doTest(paRipeMd160.ord, ripemd160)
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of "identity": child.doTest(paIdentity.ord, identity)
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of "modexp": child.doTest(paModExp.ord, modexp)
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of "bn256add": child.doTest(paEcAdd.ord, bn256ECAdd)
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of "bn256mul": child.doTest(paEcMul.ord, bn256ECMul)
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of "ecpairing": child.doTest(paPairing.ord, bn256ecPairing)
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else:
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#raise newException(ValueError, "Unknown test vector '" & $label & "'")
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echo "Unknown test vector '" & $label & "'"
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suite "Precompiles":
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jsonTest("PrecompileTests", testFixture)
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