Examples with TxTestContract test.com.jd.blockchain.ledger.TxTestContract used on opensource projects

Example 1 with TxTestContract

use of test.com.jd.blockchain.ledger.TxTestContract in project jdchain-core by blockchain-jd-com.

the class ContractInvokingTest method testReadNewWritting.

// @Test
public void testReadNewWritting() {
    // 初始化账本到指定的存储库；
    HashDigest ledgerHash = initLedger(storage, parti0, parti1, parti2, parti3);
    // 重新加载账本；
    LedgerManager ledgerManager = new LedgerManager();
    LedgerRepository ledgerRepo = ledgerManager.register(ledgerHash, storage, LedgerDataStructure.MERKLE_TREE);
    // 创建合约处理器；
    ContractInvokingHandle contractInvokingHandle = new ContractInvokingHandle();
    // 创建和加载合约实例；
    BlockchainKeypair contractKey = BlockchainKeyGenerator.getInstance().generate();
    Bytes contractAddress = contractKey.getAddress();
    TxTestContractImpl contractInstance = new TxTestContractImpl();
    contractInvokingHandle.setup(contractAddress, TxTestContract.class, contractInstance);
    // 注册合约处理器；
    DefaultOperationHandleRegisteration opReg = new DefaultOperationHandleRegisteration();
    opReg.registerHandle(contractInvokingHandle);
    // 发布指定地址合约
    deploy(ledgerRepo, ledgerManager, opReg, ledgerHash, contractKey);
    // 创建新区块的交易处理器；
    LedgerBlock preBlock = ledgerRepo.getLatestBlock();
    LedgerDataSet previousBlockDataset = ledgerRepo.getLedgerDataSet(preBlock);
    // 加载合约
    LedgerEditor newBlockEditor = ledgerRepo.createNextBlock();
    TransactionBatchProcessor txbatchProcessor = new TransactionBatchProcessor(getSecurityManager(), newBlockEditor, ledgerRepo, opReg);
    String key = TxTestContractImpl.KEY;
    String value = "VAL";
    CryptoSetting cryptoSetting = ledgerRepo.getAdminInfo().getSettings().getCryptoSetting();
    TxBuilder txBuilder = new TxBuilder(ledgerHash, cryptoSetting.getHashAlgorithm());
    BlockchainKeypair kpDataAccount = BlockchainKeyGenerator.getInstance().generate();
    contractInstance.setDataAddress(kpDataAccount.getAddress());
    txBuilder.dataAccounts().register(kpDataAccount.getIdentity());
    TransactionRequestBuilder txReqBuilder1 = txBuilder.prepareRequest();
    txReqBuilder1.signAsEndpoint(parti0);
    txReqBuilder1.signAsNode(parti0);
    TransactionRequest txReq1 = txReqBuilder1.buildRequest();
    // 构建基于接口调用合约的交易请求，用于测试合约调用；
    txBuilder = new TxBuilder(ledgerHash, cryptoSetting.getHashAlgorithm());
    TxTestContract contractProxy = txBuilder.contract(contractAddress, TxTestContract.class);
    BooleanValueHolder readableHolder = decode(contractProxy.testReadable());
    TransactionRequestBuilder txReqBuilder2 = txBuilder.prepareRequest();
    txReqBuilder2.signAsEndpoint(parti0);
    txReqBuilder2.signAsNode(parti0);
    TransactionRequest txReq2 = txReqBuilder2.buildRequest();
    TransactionResponse resp1 = txbatchProcessor.schedule(txReq1);
    TransactionResponse resp2 = txbatchProcessor.schedule(txReq2);
    // 提交区块；
    TransactionBatchResultHandle txResultHandle = txbatchProcessor.prepare();
    txResultHandle.commit();
    BytesValue latestValue = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getValue(key, -1);
    System.out.printf("latest value=[%s] %s \r\n", latestValue.getType(), latestValue.getBytes().toUTF8String());
    boolean readable = readableHolder.get();
    assertTrue(readable);
    LedgerBlock latestBlock = ledgerRepo.getLatestBlock();
    assertEquals(preBlock.getHeight() + 1, latestBlock.getHeight());
    assertEquals(resp1.getBlockHeight(), latestBlock.getHeight());
    assertEquals(resp1.getBlockHash(), latestBlock.getHash());
}

Example 2 with TxTestContract

use of test.com.jd.blockchain.ledger.TxTestContract in project jdchain-core by blockchain-jd-com.

the class ContractInvokingTest method testRollbackWhileVersionConfliction.

/**
 * 验证在合约方法中写入数据账户时，如果版本校验失败是否会引发异常而导致回滚；<br>
 * 期待正确的表现是引发异常而回滚当前交易；
 */
@Ignore("需要更新合约")
@Test
public void testRollbackWhileVersionConfliction() {
    // 初始化账本到指定的存储库；
    HashDigest ledgerHash = initLedger(storage, parti0, parti1, parti2, parti3);
    // 重新加载账本；
    LedgerManager ledgerManager = new LedgerManager();
    LedgerRepository ledgerRepo = ledgerManager.register(ledgerHash, storage, LedgerDataStructure.MERKLE_TREE);
    // 创建合约处理器；
    ContractInvokingHandle contractInvokingHandle = new ContractInvokingHandle();
    // 创建和加载合约实例；
    BlockchainKeypair contractKey = BlockchainKeyGenerator.getInstance().generate();
    Bytes contractAddress = contractKey.getAddress();
    TxTestContractImpl contractInstance = new TxTestContractImpl();
    contractInvokingHandle.setup(contractAddress, TxTestContract.class, contractInstance);
    // 注册合约处理器；
    DefaultOperationHandleRegisteration opReg = new DefaultOperationHandleRegisteration();
    opReg.registerHandle(contractInvokingHandle);
    // 发布指定地址合约
    deploy(ledgerRepo, ledgerManager, opReg, ledgerHash, contractKey);
    // 注册数据账户；
    BlockchainKeypair kpDataAccount = BlockchainKeyGenerator.getInstance().generate();
    contractInstance.setDataAddress(kpDataAccount.getAddress());
    registerDataAccount(ledgerRepo, ledgerManager, opReg, ledgerHash, kpDataAccount);
    // 调用合约
    // 构建基于接口调用合约的交易请求，用于测试合约调用；
    buildBlock(ledgerRepo, ledgerManager, opReg, new TxDefinitor() {

        @Override
        public void buildTx(TxBuilder txBuilder) {
            TxTestContract contractProxy = txBuilder.contract(contractAddress, TxTestContract.class);
            contractProxy.testRollbackWhileVersionConfliction(kpDataAccount.getAddress().toBase58(), "K1", "V1-0", -1);
            contractProxy.testRollbackWhileVersionConfliction(kpDataAccount.getAddress().toBase58(), "K2", "V2-0", -1);
        }
    });
    // 预期数据都能够正常写入；
    DataEntry<String, TypedValue> kv1 = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getDataEntry("K1", 0);
    DataEntry<String, TypedValue> kv2 = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getDataEntry("K2", 0);
    assertEquals(0, kv1.getVersion());
    assertEquals(0, kv2.getVersion());
    assertEquals("V1-0", kv1.getValue().stringValue());
    assertEquals("V2-0", kv2.getValue().stringValue());
    // 构建基于接口调用合约的交易请求，用于测试合约调用；
    buildBlock(ledgerRepo, ledgerManager, opReg, new TxDefinitor() {

        @Override
        public void buildTx(TxBuilder txBuilder) {
            TxTestContract contractProxy = txBuilder.contract(contractAddress, TxTestContract.class);
            contractProxy.testRollbackWhileVersionConfliction(kpDataAccount.getAddress().toBase58(), "K1", "V1-1", 0);
            contractProxy.testRollbackWhileVersionConfliction(kpDataAccount.getAddress().toBase58(), "K2", "V2-1", 0);
        }
    });
    // 预期数据都能够正常写入；
    kv1 = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getDataEntry("K1", 1);
    kv2 = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getDataEntry("K2", 1);
    assertEquals(1, kv1.getVersion());
    assertEquals(1, kv2.getVersion());
    assertEquals("V1-1", kv1.getValue().stringValue());
    assertEquals("V2-1", kv2.getValue().stringValue());
    // 构建基于接口调用合约的交易请求，用于测试合约调用；
    buildBlock(ledgerRepo, ledgerManager, opReg, new TxDefinitor() {

        @Override
        public void buildTx(TxBuilder txBuilder) {
            TxTestContract contractProxy = txBuilder.contract(contractAddress, TxTestContract.class);
            contractProxy.testRollbackWhileVersionConfliction(kpDataAccount.getAddress().toBase58(), "K1", "V1-2", 1);
            contractProxy.testRollbackWhileVersionConfliction(kpDataAccount.getAddress().toBase58(), "K2", "V2-2", // 预期会回滚；
            0);
        }
    });
    // 预期数据回滚，账本没有发生变更；
    kv1 = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getDataEntry("K1", 1);
    assertEquals(1, kv1.getVersion());
    assertEquals("V1-1", kv1.getValue().stringValue());
    kv1 = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getDataEntry("K1", 2);
    assertNull(kv1);
    kv2 = ledgerRepo.getDataAccountSet().getAccount(kpDataAccount.getAddress()).getDataset().getDataEntry("K2", 1);
    assertEquals(1, kv2.getVersion());
}