Examples with Program org.ethereum.vm.program.Program used on opensource projects

Example 36 with Program

use of org.ethereum.vm.program.Program in project rskj by rsksmart.

the class VMComplexTest method test4.

// CREATE magic
@Test
public void test4() {
    /**
     *       #The code will run
     *       ------------------
     *
     *         contract A: 77045e71a7a2c50903d88e564cd72fab11e82051
     *         -----------
     *
     *             a = 0x7f60c860005461012c6020540000000000000000000000000000000000000000
     *             b = 0x0060005460206000f20000000000000000000000000000000000000000000000
     *             create(100, 0 41)
     *
     *         contract B: (the contract to be created the addr will be defined to: 8e45367623a2865132d9bf875d5cfa31b9a0cd94)
     *         -----------
     *             a = 200
     *             b = 300
     */
    // Set contract into Database
    RskAddress caller_addr = new RskAddress("cd2a3d9f938e13cd947ec05abc7fe734df8dd826");
    RskAddress contractA_addr = new RskAddress("77045e71a7a2c50903d88e564cd72fab11e82051");
    byte[] codeA = Hex.decode("7f7f60c860005461012c602054000000000000" + "00000000000000000000000000006000547e60" + "005460206000f2000000000000000000000000" + "0000000000000000000000602054602960006064f0");
    ProgramInvokeMockImpl pi = new ProgramInvokeMockImpl();
    pi.setOwnerAddress(contractA_addr);
    Repository repository = pi.getRepository();
    repository.createAccount(contractA_addr);
    repository.saveCode(contractA_addr, codeA);
    repository.createAccount(caller_addr);
    // ****************** //
    // Play the program  //
    // ****************** //
    VM vm = getSubject();
    Program program = getProgram(codeA, pi);
    try {
        while (!program.isStopped()) vm.step(program);
    } catch (RuntimeException e) {
        program.setRuntimeFailure(e);
    }
    logger.info("============ Results ============");
    System.out.println("*** Used gas: " + program.getResult().getGasUsed());
    // TODO: check that the value pushed after exec is the new address
    repository.close();
}

Example 37 with Program

use of org.ethereum.vm.program.Program in project rskj by rsksmart.

the class VMComplexTest method test1.

// TODO #POC9
@Ignore
// contract call recursive
@Test
public void test1() {
    /**
     *       #The code will run
     *       ------------------
     *
     *                 a = contract.storage[999]
     *                 if a > 0:
     *                     contract.storage[999] = a - 1
     *
     *                     # call to contract: 77045e71a7a2c50903d88e564cd72fab11e82051
     *                     send((tx.gas / 10 * 8), 0x77045e71a7a2c50903d88e564cd72fab11e82051, 0)
     *                 else:
     *                     stop
     */
    int expectedGas = 436;
    DataWord key1 = new DataWord(999);
    DataWord value1 = new DataWord(3);
    // Set contract into Database
    String callerAddr = "cd2a3d9f938e13cd947ec05abc7fe734df8dd826";
    String contractAddr = "77045e71a7a2c50903d88e564cd72fab11e82051";
    String code = "6103e75460005260006000511115630000004c576001600051036103e755600060006000600060007377045e71a7a2c50903d88e564cd72fab11e820516008600a5a0402f1630000004c00565b00";
    RskAddress contractAddrB = new RskAddress(contractAddr);
    RskAddress callerAddrB = new RskAddress(callerAddr);
    byte[] codeB = Hex.decode(code);
    byte[] codeKey = HashUtil.keccak256(codeB);
    AccountState accountState = new AccountState();
    accountState.setCodeHash(codeKey);
    ProgramInvokeMockImpl pi = new ProgramInvokeMockImpl();
    pi.setOwnerAddress(contractAddrB);
    Repository repository = pi.getRepository();
    repository.createAccount(callerAddrB);
    final BigInteger value = new BigInteger("100000000000000000000");
    repository.addBalance(callerAddrB, new Coin(value));
    repository.createAccount(contractAddrB);
    repository.saveCode(contractAddrB, codeB);
    repository.addStorageRow(contractAddrB, key1, value1);
    // Play the program
    VM vm = getSubject();
    Program program = getProgram(codeB, pi);
    try {
        while (!program.isStopped()) vm.step(program);
    } catch (RuntimeException e) {
        program.setRuntimeFailure(e);
    }
    System.out.println();
    System.out.println("============ Results ============");
    Coin balance = repository.getBalance(callerAddrB);
    System.out.println("*** Used gas: " + program.getResult().getGasUsed());
    System.out.println("*** Contract Balance: " + balance);
    // todo: assert caller balance after contract exec
    repository.close();
    assertEquals(expectedGas, program.getResult().getGasUsed());
}