Examples with NewLeaderBarrier org.neo4j.causalclustering.core.consensus.NewLeaderBarrier used on opensource projects

Example 6 with NewLeaderBarrier

use of org.neo4j.causalclustering.core.consensus.NewLeaderBarrier in project neo4j by neo4j.

the class CommandApplicationProcessTest method shouldIncreaseLastAppliedForOtherCommands.

@Test
public void shouldIncreaseLastAppliedForOtherCommands() throws Exception {
    // given
    applicationProcess.start();
    // when
    raftLog.append(new RaftLogEntry(0, new NewLeaderBarrier()));
    raftLog.append(new RaftLogEntry(0, new NewLeaderBarrier()));
    raftLog.append(new RaftLogEntry(0, new NewLeaderBarrier()));
    applicationProcess.notifyCommitted(2);
    applier.sync(false);
    // then
    assertEquals(2, applicationProcess.lastApplied());
}

Example 7 with NewLeaderBarrier

use of org.neo4j.causalclustering.core.consensus.NewLeaderBarrier in project neo4j by neo4j.

the class CommandApplicationProcessTest method entriesThatAreNotStateMachineCommandsShouldStillIncreaseCommandIndex.

@Test
public void entriesThatAreNotStateMachineCommandsShouldStillIncreaseCommandIndex() throws Throwable {
    // given
    applicationProcess.start();
    // when
    raftLog.append(new RaftLogEntry(0, new NewLeaderBarrier()));
    raftLog.append(new RaftLogEntry(0, operation(nullTx)));
    applicationProcess.notifyCommitted(1);
    applier.sync(false);
    InOrder inOrder = inOrder(coreStateMachines, commandDispatcher);
    // then
    inOrder.verify(coreStateMachines).commandDispatcher();
    inOrder.verify(commandDispatcher).dispatch(eq(nullTx), eq(1L), anyCallback());
    inOrder.verify(commandDispatcher).close();
}

Example 8 with NewLeaderBarrier

use of org.neo4j.causalclustering.core.consensus.NewLeaderBarrier in project neo4j by neo4j.

the class CommandApplicationProcessTest method duplicatesShouldBeIgnoredButStillIncreaseCommandIndex.

@Test
public void duplicatesShouldBeIgnoredButStillIncreaseCommandIndex() throws Exception {
    // given
    applicationProcess.start();
    // when
    raftLog.append(new RaftLogEntry(0, new NewLeaderBarrier()));
    raftLog.append(new RaftLogEntry(0, new DistributedOperation(nullTx, globalSession, new LocalOperationId(0, 0))));
    // duplicate
    raftLog.append(new RaftLogEntry(0, new DistributedOperation(nullTx, globalSession, new LocalOperationId(0, 0))));
    raftLog.append(new RaftLogEntry(0, new DistributedOperation(nullTx, globalSession, new LocalOperationId(0, 1))));
    applicationProcess.notifyCommitted(3);
    applier.sync(false);
    InOrder inOrder = inOrder(coreStateMachines, commandDispatcher);
    // then
    inOrder.verify(coreStateMachines).commandDispatcher();
    inOrder.verify(commandDispatcher).dispatch(eq(nullTx), eq(1L), anyCallback());
    // duplicate not dispatched
    inOrder.verify(commandDispatcher).dispatch(eq(nullTx), eq(3L), anyCallback());
    inOrder.verify(commandDispatcher).close();
    verifyNoMoreInteractions(commandDispatcher);
}