| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.tuweni.evm |
| |
| import org.apache.lucene.index.IndexWriter |
| import org.apache.tuweni.bytes.Bytes |
| import org.apache.tuweni.eth.Address |
| import org.apache.tuweni.eth.repository.BlockchainIndex |
| import org.apache.tuweni.eth.repository.BlockchainRepository |
| import org.apache.tuweni.junit.BouncyCastleExtension |
| import org.apache.tuweni.junit.LuceneIndexWriter |
| import org.apache.tuweni.junit.LuceneIndexWriterExtension |
| import org.apache.tuweni.kv.MapKeyValueStore |
| import org.apache.tuweni.units.bigints.UInt256 |
| import org.apache.tuweni.units.ethereum.Gas |
| import org.apache.tuweni.units.ethereum.Wei |
| import org.junit.jupiter.api.Assertions.assertEquals |
| import org.junit.jupiter.api.Assertions.assertTrue |
| import org.junit.jupiter.api.Assumptions.assumeFalse |
| import org.junit.jupiter.api.BeforeAll |
| import org.junit.jupiter.api.Test |
| import org.junit.jupiter.api.extension.ExtendWith |
| import java.nio.charset.StandardCharsets |
| |
| @ExtendWith(LuceneIndexWriterExtension::class, BouncyCastleExtension::class) |
| class EthereumVirtualMachineTest { |
| |
| companion object { |
| @JvmStatic |
| @BeforeAll |
| fun checkOS() { |
| val osName = System.getProperty("os.name").toLowerCase() |
| val isWindows = osName.startsWith("windows") |
| assumeFalse(isWindows, "No Windows binaries available") |
| } |
| } |
| |
| private val evmcFile: String |
| private val exampleVm: String |
| |
| init { |
| val osName = System.getProperty("os.name").toLowerCase() |
| val isMacOs = osName.startsWith("mac os x") |
| |
| if (isMacOs) { |
| evmcFile = EthereumVirtualMachine::class.java.getResource("/libevmc.dylib").file |
| exampleVm = EthereumVirtualMachine::class.java.getResource("/libexample-vm.dylib").file |
| } else { |
| evmcFile = EthereumVirtualMachine::class.java.getResource("/libevmc.so").file |
| exampleVm = EthereumVirtualMachine::class.java.getResource("/libexample-vm.so").file |
| } |
| } |
| |
| @Test |
| fun testVersion(@LuceneIndexWriter writer: IndexWriter) { |
| val repository = BlockchainRepository( |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| BlockchainIndex(writer) |
| ) |
| val vm = EthereumVirtualMachine(repository, evmcFile, exampleVm) |
| vm.start() |
| assertEquals("0.0.0", vm.version()) |
| vm.stop() |
| } |
| |
| @Test |
| fun testExecuteCall(@LuceneIndexWriter writer: IndexWriter) { |
| val result = runCode(writer, Bytes.fromHexString("0x30600052596000f3")) |
| assertEquals(EVMExecutionStatusCode.EVMC_SUCCESS, result.statusCode) |
| assertEquals(0, result.gasLeft) |
| } |
| |
| @Test |
| fun testExecuteCounter(@LuceneIndexWriter writer: IndexWriter) { |
| val result = runCode(writer, Bytes.fromHexString("0x600160005401600055")) |
| assertEquals(EVMExecutionStatusCode.EVMC_SUCCESS, result.statusCode) |
| assertEquals(0, result.gasLeft) |
| } |
| |
| @Test |
| fun testExecuteReturnBlockNumber(@LuceneIndexWriter writer: IndexWriter) { |
| val result = runCode(writer, Bytes.fromHexString("0x43600052596000f3")) |
| assertEquals(EVMExecutionStatusCode.EVMC_SUCCESS, result.statusCode) |
| assertEquals(100000, result.gasLeft) |
| } |
| |
| @Test |
| fun testExecuteSaveReturnBlockNumber(@LuceneIndexWriter writer: IndexWriter) { |
| val result = runCode(writer, Bytes.fromHexString("0x4360005543600052596000f3")) |
| assertEquals(EVMExecutionStatusCode.EVMC_SUCCESS, result.statusCode) |
| assertEquals(100000, result.gasLeft) |
| } |
| |
| @Test |
| @Throws(Exception::class) |
| fun testGetCapabilities(@LuceneIndexWriter writer: IndexWriter) { |
| val repository = BlockchainRepository( |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| BlockchainIndex(writer) |
| ) |
| val vm = EthereumVirtualMachine(repository, evmcFile, exampleVm) |
| vm.start() |
| assertTrue(vm.capabilities() > 0) |
| vm.stop() |
| } |
| |
| @Test |
| @Throws(Exception::class) |
| fun testSetOption(@LuceneIndexWriter writer: IndexWriter) { |
| val repository = BlockchainRepository( |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| BlockchainIndex(writer) |
| ) |
| val vm = EthereumVirtualMachine(repository, evmcFile, exampleVm, mapOf(Pair("verbose", "1"))) |
| vm.start() |
| vm.stop() |
| } |
| |
| @Test |
| private fun testCreate(writer: IndexWriter) { |
| val repository = BlockchainRepository( |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| BlockchainIndex(writer) |
| ) |
| |
| val vm = EthereumVirtualMachine(repository, evmcFile, exampleVm) |
| vm.start() |
| try { |
| val sender = Address.fromHexString("0x3339626637316465316237643762653362353100") |
| val destination = Address.fromBytes(Bytes.fromHexString("3533636637373230346545656639353265323500")) |
| val value = Bytes.fromHexString("0x3100") |
| val inputData = Bytes.wrap("hello w\u0000".toByteArray(StandardCharsets.UTF_8)) |
| val gas = Gas.valueOf(200000) |
| val result = |
| vm.execute(sender, destination, value, Bytes.fromHexString("0x00"), inputData, gas, |
| Wei.valueOf(0), |
| Address.fromBytes(Bytes.random(20)), |
| 0, |
| 0, |
| 2, |
| UInt256.valueOf(1), CallKind.EVMC_CREATE) |
| assertEquals(EVMExecutionStatusCode.EVMC_SUCCESS, result.statusCode) |
| assertEquals(20000, result.gasLeft) |
| } finally { |
| vm.stop() |
| } |
| } |
| |
| private fun runCode(writer: IndexWriter, code: Bytes): EVMResult { |
| val repository = BlockchainRepository( |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| MapKeyValueStore(), |
| BlockchainIndex(writer) |
| ) |
| |
| val vm = EthereumVirtualMachine(repository, evmcFile, exampleVm) |
| vm.start() |
| try { |
| val sender = Address.fromHexString("0x3339626637316465316237643762653362353100") |
| val destination = Address.fromBytes(Bytes.fromHexString("3533636637373230346545656639353265323500")) |
| val value = Bytes.fromHexString("0x3100") |
| val inputData = Bytes.wrap("hello w\u0000".toByteArray(StandardCharsets.UTF_8)) |
| val gas = Gas.valueOf(200000) |
| val result = vm.execute(sender, destination, value, code, inputData, gas, |
| Wei.valueOf(0), |
| Address.fromBytes(Bytes.random(20)), |
| 0, |
| 0, |
| 2, |
| UInt256.valueOf(1)) |
| return result |
| } finally { |
| vm.stop() |
| } |
| } |
| } |