/*
* Copyright (c) [2016] [ <ether.camp> ]
* This file is part of the ethereumJ library.
*
* The ethereumJ library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The ethereumJ library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the ethereumJ library. If not, see <http://www.gnu.org/licenses/>.
*/
package org.ethereum.core;
import org.ethereum.config.CommonConfig;
import org.ethereum.datasource.inmem.HashMapDB;
import org.ethereum.db.RepositoryRoot;
import org.ethereum.db.ByteArrayWrapper;
import org.ethereum.db.IndexedBlockStore;
import org.ethereum.listener.EthereumListenerAdapter;
import org.ethereum.validator.DependentBlockHeaderRuleAdapter;
import org.ethereum.vm.program.invoke.ProgramInvokeFactoryImpl;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import org.spongycastle.util.encoders.Hex;
import java.io.File;
import java.io.IOException;
import java.math.BigInteger;
import java.net.URISyntaxException;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.util.List;
import static org.ethereum.util.BIUtil.toBI;
import static org.junit.Assert.*;
/**
* @author Mikhail Kalinin
* @since 24.09.2015
*/
@Ignore
public class PendingStateLongRunTest {
private Blockchain blockchain;
private PendingState pendingState;
private List<String> strData;
@Before
public void setup() throws URISyntaxException, IOException, InterruptedException {
blockchain = createBlockchain((Genesis) Genesis.getInstance());
pendingState = ((BlockchainImpl) blockchain).getPendingState();
URL blocks = ClassLoader.getSystemResource("state/47250.dmp");
File file = new File(blocks.toURI());
strData = Files.readAllLines(file.toPath(), StandardCharsets.UTF_8);
for (int i = 0; i < 46000; i++) {
Block b = new Block(Hex.decode(strData.get(i)));
blockchain.tryToConnect(b);
}
}
@Test // test with real data from the frontier net
public void test_1() {
Block b46169 = new Block(Hex.decode(strData.get(46169)));
Block b46170 = new Block(Hex.decode(strData.get(46170)));
Transaction tx46169 = b46169.getTransactionsList().get(0);
Transaction tx46170 = b46170.getTransactionsList().get(0);
Repository pending = pendingState.getRepository();
BigInteger balanceBefore46169 = pending.getAccountState(tx46169.getReceiveAddress()).getBalance();
BigInteger balanceBefore46170 = pending.getAccountState(tx46170.getReceiveAddress()).getBalance();
pendingState.addPendingTransaction(tx46169);
pendingState.addPendingTransaction(tx46170);
for (int i = 46000; i < 46169; i++) {
Block b = new Block(Hex.decode(strData.get(i)));
blockchain.tryToConnect(b);
}
pending = pendingState.getRepository();
BigInteger balanceAfter46169 = balanceBefore46169.add(toBI(tx46169.getValue()));
assertEquals(pendingState.getPendingTransactions().size(), 2);
assertEquals(balanceAfter46169, pending.getAccountState(tx46169.getReceiveAddress()).getBalance());
blockchain.tryToConnect(b46169);
pending = pendingState.getRepository();
assertEquals(balanceAfter46169, pending.getAccountState(tx46169.getReceiveAddress()).getBalance());
assertEquals(pendingState.getPendingTransactions().size(), 1);
BigInteger balanceAfter46170 = balanceBefore46170.add(toBI(tx46170.getValue()));
assertEquals(balanceAfter46170, pending.getAccountState(tx46170.getReceiveAddress()).getBalance());
blockchain.tryToConnect(b46170);
pending = pendingState.getRepository();
assertEquals(balanceAfter46170, pending.getAccountState(tx46170.getReceiveAddress()).getBalance());
assertEquals(pendingState.getPendingTransactions().size(), 0);
}
private Blockchain createBlockchain(Genesis genesis) {
IndexedBlockStore blockStore = new IndexedBlockStore();
blockStore.init(new HashMapDB<byte[]>(), new HashMapDB<byte[]>());
Repository repository = new RepositoryRoot(new HashMapDB());
ProgramInvokeFactoryImpl programInvokeFactory = new ProgramInvokeFactoryImpl();
BlockchainImpl blockchain = new BlockchainImpl(blockStore, repository)
.withParentBlockHeaderValidator(new CommonConfig().parentHeaderValidator());
blockchain.setParentHeaderValidator(new DependentBlockHeaderRuleAdapter());
blockchain.setProgramInvokeFactory(programInvokeFactory);
blockchain.byTest = true;
PendingStateImpl pendingState = new PendingStateImpl(new EthereumListenerAdapter(), blockchain);
pendingState.setBlockchain(blockchain);
blockchain.setPendingState(pendingState);
Repository track = repository.startTracking();
Genesis.populateRepository(track, genesis);
track.commit();
blockStore.saveBlock(Genesis.getInstance(), Genesis.getInstance().getCumulativeDifficulty(), true);
blockchain.setBestBlock(Genesis.getInstance());
blockchain.setTotalDifficulty(Genesis.getInstance().getCumulativeDifficulty());
return blockchain;
}
}