Examples with WorldUpdater org.hyperledger.besu.evm.worldstate.WorldUpdater used on opensource projects

Example 11 with WorldUpdater

use of org.hyperledger.besu.evm.worldstate.WorldUpdater in project besu by hyperledger.

the class DefaultMutableWorldStateTest method streamAccounts_singleAccount.

@Test
public void streamAccounts_singleAccount() {
    final MutableWorldState worldState = createEmpty();
    final WorldUpdater updater = worldState.updater();
    updater.createAccount(ADDRESS).getMutable().setBalance(Wei.of(100000));
    updater.commit();
    List<StreamableAccount> accounts = worldState.streamAccounts(Bytes32.ZERO, 10).collect(Collectors.toList());
    assertThat(accounts.size()).isEqualTo(1L);
    assertThat(accounts.get(0).getAddress()).hasValue(ADDRESS);
    assertThat(accounts.get(0).getBalance()).isEqualTo(Wei.of(100000));
    // Check again after persisting
    worldState.persist(null);
    accounts = worldState.streamAccounts(Bytes32.ZERO, 10).collect(Collectors.toList());
    assertThat(accounts.size()).isEqualTo(1L);
    assertThat(accounts.get(0).getAddress()).hasValue(ADDRESS);
    assertThat(accounts.get(0).getBalance()).isEqualTo(Wei.of(100000));
}

Example 12 with WorldUpdater

use of org.hyperledger.besu.evm.worldstate.WorldUpdater in project besu by hyperledger.

the class DefaultMutableWorldStateTest method removeAccount_AccountDoesNotExist.

@Test
public void removeAccount_AccountDoesNotExist() {
    final MutableWorldState worldState = createEmpty();
    final WorldUpdater updater = worldState.updater();
    updater.deleteAccount(ADDRESS);
    updater.commit();
    assertThat(worldState.rootHash()).isEqualTo(MerklePatriciaTrie.EMPTY_TRIE_NODE_HASH);
    worldState.persist(null);
    assertThat(worldState.rootHash()).isEqualTo(MerklePatriciaTrie.EMPTY_TRIE_NODE_HASH);
}

Example 13 with WorldUpdater

use of org.hyperledger.besu.evm.worldstate.WorldUpdater in project besu by hyperledger.

the class DefaultMutableWorldStateTest method replaceStorageValue_ZeroValue.

@Test
public void replaceStorageValue_ZeroValue() {
    final MutableWorldState worldState = createEmpty();
    final WorldUpdater updater = worldState.updater();
    final MutableAccount account = updater.createAccount(ADDRESS).getMutable();
    account.setBalance(Wei.of(100000));
    account.setStorageValue(UInt256.ONE, UInt256.valueOf(2));
    account.setStorageValue(UInt256.ONE, UInt256.ZERO);
    updater.commit();
    assertThat(worldState.rootHash()).isEqualTo(Hash.fromHexString("0xa3e1c133a5a51b03399ed9ad0380f3182e9e18322f232b816dd4b9094f871e1b"));
}

Example 14 with WorldUpdater

use of org.hyperledger.besu.evm.worldstate.WorldUpdater in project besu by hyperledger.

the class DefaultMutableWorldStateTest method removeAccount_UpdatedAccount.

@Test
public void removeAccount_UpdatedAccount() {
    final MutableWorldState worldState = createEmpty();
    final WorldUpdater updater = worldState.updater();
    updater.createAccount(ADDRESS).getMutable().setBalance(Wei.of(100000));
    updater.deleteAccount(ADDRESS);
    updater.commit();
    assertThat(worldState.rootHash()).isEqualTo(MerklePatriciaTrie.EMPTY_TRIE_NODE_HASH);
    worldState.persist(null);
    assertThat(worldState.rootHash()).isEqualTo(MerklePatriciaTrie.EMPTY_TRIE_NODE_HASH);
}

Example 15 with WorldUpdater

use of org.hyperledger.besu.evm.worldstate.WorldUpdater in project besu by hyperledger.

the class DefaultMutableWorldStateTest method originalStorageValueIsAlwaysZeroIfStorageWasCleared.

@Test
public void originalStorageValueIsAlwaysZeroIfStorageWasCleared() {
    final MutableWorldState worldState = createEmpty();
    final WorldUpdater setupUpdater = worldState.updater();
    final MutableAccount setupAccount = setupUpdater.createAccount(ADDRESS).getMutable();
    setupAccount.setStorageValue(UInt256.ONE, UInt256.valueOf(2));
    setupUpdater.commit();
    final WorldUpdater updater = worldState.updater();
    final MutableAccount account = updater.getOrCreate(ADDRESS).getMutable();
    account.clearStorage();
    assertThat(account.getOriginalStorageValue(UInt256.ONE)).isEqualTo(UInt256.ZERO);
}