Examples with Get com.scalar.db.api.Get used on opensource projects

Example 36 with Get

use of com.scalar.db.api.Get in project scalardb by scalar-labs.

the class JdbcTransactionIntegrationTest method get_GetGivenForNonExisting_ShouldReturnEmpty.

@Test
public void get_GetGivenForNonExisting_ShouldReturnEmpty() throws TransactionException {
    // Arrange
    populateRecords();
    JdbcTransaction transaction = manager.start();
    Get get = prepareGet(0, 4, NAMESPACE, TABLE);
    // Act
    Optional<Result> result = transaction.get(get);
    transaction.commit();
    // Assert
    assertThat(result.isPresent()).isFalse();
}

Example 37 with Get

use of com.scalar.db.api.Get in project scalardb by scalar-labs.

the class ConsensusCommitIntegrationTestBase method prepareTransfer.

private ConsensusCommit prepareTransfer(int fromId, String fromNamespace, String fromTable, int toId, String toNamespace, String toTable, int amount) throws CrudException {
    boolean differentTables = toNamespace.equals(fromNamespace) || !toTable.equals(fromTable);
    ConsensusCommit transaction = manager.start();
    List<Get> fromGets = prepareGets(fromNamespace, fromTable);
    List<Get> toGets = differentTables ? prepareGets(toNamespace, toTable) : fromGets;
    Optional<Result> fromResult = transaction.get(fromGets.get(fromId));
    assertThat(fromResult).isPresent();
    IntValue fromBalance = new IntValue(BALANCE, getBalance(fromResult.get()) - amount);
    Optional<Result> toResult = transaction.get(toGets.get(toId));
    assertThat(toResult).isPresent();
    IntValue toBalance = new IntValue(BALANCE, getBalance(toResult.get()) + amount);
    List<Put> fromPuts = preparePuts(fromNamespace, fromTable);
    List<Put> toPuts = differentTables ? preparePuts(toNamespace, toTable) : fromPuts;
    fromPuts.get(fromId).withValue(fromBalance);
    toPuts.get(toId).withValue(toBalance);
    transaction.put(fromPuts.get(fromId));
    transaction.put(toPuts.get(toId));
    return transaction;
}

Example 38 with Get

use of com.scalar.db.api.Get in project scalardb by scalar-labs.

the class ConsensusCommitIntegrationTestBase method get_CalledTwice_ShouldReturnFromSnapshotInSecondTime.

@Test
public void get_CalledTwice_ShouldReturnFromSnapshotInSecondTime() throws CrudException, ExecutionException, CommitException, UnknownTransactionStatusException {
    // Arrange
    populateRecords(namespace1, TABLE_1);
    ConsensusCommit transaction = manager.start();
    Get get = prepareGet(0, 0, namespace1, TABLE_1);
    // Act
    Optional<Result> result1 = transaction.get(get);
    Optional<Result> result2 = transaction.get(get);
    // Assert
    verify(storage).get(any(Get.class));
    assertThat(result1).isEqualTo(result2);
}

Example 39 with Get

use of com.scalar.db.api.Get in project scalardb by scalar-labs.

the class ConsensusCommitIntegrationTestBase method get_GetGivenForPreparedWhenCoordinatorStateAbortedAndRolledBackByAnother_ShouldRollbackProperly.

@Test
public void get_GetGivenForPreparedWhenCoordinatorStateAbortedAndRolledBackByAnother_ShouldRollbackProperly() throws ExecutionException, CoordinatorException, CrudException {
    Get get = prepareGet(0, 0, namespace1, TABLE_1);
    selection_SelectionGivenForPreparedWhenCoordinatorStateAbortedAndRolledBackByAnother_ShouldRollbackProperly(get);
}

Example 40 with Get

use of com.scalar.db.api.Get in project scalardb by scalar-labs.

the class ConsensusCommitIntegrationTestBase method get_GetGivenForNonExisting_ShouldReturnEmpty.

@Test
public void get_GetGivenForNonExisting_ShouldReturnEmpty() throws CrudException, CommitException, UnknownTransactionStatusException {
    // Arrange
    populateRecords(namespace1, TABLE_1);
    ConsensusCommit transaction = manager.start();
    Get get = prepareGet(0, 4, namespace1, TABLE_1);
    // Act
    Optional<Result> result = transaction.get(get);
    // Assert
    assertThat(result.isPresent()).isFalse();
}