Examples with KernelTransaction org.neo4j.kernel.api.KernelTransaction used on opensource projects

Example 26 with KernelTransaction

use of org.neo4j.kernel.api.KernelTransaction in project neo4j by neo4j.

the class KernelTransactionImplementationTest method shouldRollbackOnClosingTerminatedTransaction.

@Test
public void shouldRollbackOnClosingTerminatedTransaction() throws Exception {
    // GIVEN
    KernelTransaction transaction = newTransaction(securityContext());
    transactionInitializer.accept(transaction);
    transaction.success();
    transaction.markForTermination(Status.General.UnknownError);
    try {
        // WHEN
        transaction.close();
        fail("Exception expected");
    } catch (Exception e) {
        assertThat(e, instanceOf(TransactionTerminatedException.class));
    }
    // THEN
    verify(transactionMonitor, times(1)).transactionFinished(false, isWriteTx);
    verify(transactionMonitor, times(1)).transactionTerminated(isWriteTx);
    verifyExtraInteractionWithTheMonitor(transactionMonitor, isWriteTx);
}

Example 27 with KernelTransaction

use of org.neo4j.kernel.api.KernelTransaction in project neo4j by neo4j.

the class KernelTransactionImplementationTest method shouldRollbackAndThrowOnFailedAndSuccess.

@Test
public void shouldRollbackAndThrowOnFailedAndSuccess() throws Exception {
    // GIVEN
    boolean exceptionReceived = false;
    try (KernelTransaction transaction = newTransaction(securityContext())) {
        // WHEN
        transactionInitializer.accept(transaction);
        transaction.failure();
        transaction.success();
    } catch (TransactionFailureException e) {
        // Expected.
        exceptionReceived = true;
    }
    // THEN
    assertTrue(exceptionReceived);
    verify(transactionMonitor, times(1)).transactionFinished(false, isWriteTx);
    verifyExtraInteractionWithTheMonitor(transactionMonitor, isWriteTx);
}

Example 28 with KernelTransaction

use of org.neo4j.kernel.api.KernelTransaction in project neo4j by neo4j.

the class KernelTransactionImplementationTest method shouldRollbackOnClosingSuccessfulButTerminatedTransaction.

@Test
public void shouldRollbackOnClosingSuccessfulButTerminatedTransaction() throws Exception {
    try (KernelTransaction transaction = newTransaction(securityContext())) {
        // WHEN
        transactionInitializer.accept(transaction);
        transaction.markForTermination(Status.General.UnknownError);
        assertEquals(Status.General.UnknownError, transaction.getReasonIfTerminated().get());
    }
    // THEN
    verify(transactionMonitor, times(1)).transactionFinished(false, isWriteTx);
    verify(transactionMonitor, times(1)).transactionTerminated(isWriteTx);
    verifyExtraInteractionWithTheMonitor(transactionMonitor, isWriteTx);
}

Example 29 with KernelTransaction

use of org.neo4j.kernel.api.KernelTransaction in project neo4j by neo4j.

the class KernelTransactionImplementationTest method shouldRollbackUnsuccessfulTransaction.

@Test
public void shouldRollbackUnsuccessfulTransaction() throws Exception {
    // GIVEN
    try (KernelTransaction transaction = newTransaction(securityContext())) {
        // WHEN
        transactionInitializer.accept(transaction);
    }
    // THEN
    verify(transactionMonitor, times(1)).transactionFinished(false, isWriteTx);
    verifyExtraInteractionWithTheMonitor(transactionMonitor, isWriteTx);
}

Example 30 with KernelTransaction

use of org.neo4j.kernel.api.KernelTransaction in project neo4j by neo4j.

the class KernelSchemaStateFlushingTest method dropConstraint.

private void dropConstraint(ConstraintDescriptor descriptor) throws KernelException {
    try (KernelTransaction transaction = kernel.newTransaction(KernelTransaction.Type.implicit, AUTH_DISABLED);
        Statement statement = transaction.acquireStatement()) {
        statement.schemaWriteOperations().constraintDrop(descriptor);
        transaction.success();
    }
}