Examples with OnDemandJobScheduler org.neo4j.test.OnDemandJobScheduler used on opensource projects

Example 1 with OnDemandJobScheduler

use of org.neo4j.test.OnDemandJobScheduler in project neo4j by neo4j.

the class HazelcastClientTest method shouldNotReconnectWhileHazelcastRemainsAvailable.

@Test
public void shouldNotReconnectWhileHazelcastRemainsAvailable() throws Throwable {
    // given
    HazelcastConnector connector = mock(HazelcastConnector.class);
    OnDemandJobScheduler jobScheduler = new OnDemandJobScheduler();
    HazelcastClient client = new HazelcastClient(connector, jobScheduler, NullLogProvider.getInstance(), config(), myself);
    HazelcastInstance hazelcastInstance = mock(HazelcastInstance.class);
    when(connector.connectToHazelcast()).thenReturn(hazelcastInstance);
    when(hazelcastInstance.getAtomicReference(anyString())).thenReturn(mock(IAtomicReference.class));
    when(hazelcastInstance.getSet(anyString())).thenReturn(new HazelcastSet());
    when(hazelcastInstance.getMultiMap(anyString())).thenReturn(new HazelcastMultiMap());
    when(hazelcastInstance.getExecutorService(anyString())).thenReturn(new StubExecutorService());
    com.hazelcast.core.Cluster cluster = mock(Cluster.class);
    when(hazelcastInstance.getCluster()).thenReturn(cluster);
    Set<Member> members = asSet(makeMember(1), makeMember(2));
    when(cluster.getMembers()).thenReturn(members);
    // when
    client.start();
    jobScheduler.runJob();
    CoreTopology topology;
    for (int i = 0; i < 5; i++) {
        topology = client.coreServers();
        assertEquals(members.size(), topology.members().size());
    }
    // then
    verify(connector, times(1)).connectToHazelcast();
}

Example 2 with OnDemandJobScheduler

use of org.neo4j.test.OnDemandJobScheduler in project neo4j by neo4j.

the class HazelcastClientTest method shouldSwallowNPEFromHazelcast.

@Test
public void shouldSwallowNPEFromHazelcast() throws Throwable {
    // given
    Endpoint endpoint = mock(Endpoint.class);
    when(endpoint.getUuid()).thenReturn("12345");
    HazelcastInstance hazelcastInstance = mock(HazelcastInstance.class);
    when(hazelcastInstance.getLocalEndpoint()).thenReturn(endpoint);
    when(hazelcastInstance.getMap(anyString())).thenReturn(new HazelcastMap());
    when(hazelcastInstance.getMultiMap(anyString())).thenReturn(new HazelcastMultiMap());
    doThrow(new NullPointerException("boom!!!")).when(hazelcastInstance).shutdown();
    HazelcastConnector connector = mock(HazelcastConnector.class);
    when(connector.connectToHazelcast()).thenReturn(hazelcastInstance);
    OnDemandJobScheduler jobScheduler = new OnDemandJobScheduler();
    HazelcastClient hazelcastClient = new HazelcastClient(connector, jobScheduler, NullLogProvider.getInstance(), config(), myself);
    hazelcastClient.start();
    jobScheduler.runJob();
    // when
    hazelcastClient.stop();
// then no NPE has been thrown
}

Example 3 with OnDemandJobScheduler

use of org.neo4j.test.OnDemandJobScheduler in project neo4j by neo4j.

the class SegmentedRaftLogVerificationIT method createRaftLog.

@Override
protected RaftLog createRaftLog() throws Throwable {
    FileSystemAbstraction fsa = fsRule.get();
    File directory = new File(RAFT_LOG_DIRECTORY_NAME);
    fsa.mkdir(directory);
    long rotateAtSizeBytes = 128;
    int readerPoolSize = 8;
    LogProvider logProvider = getInstance();
    CoreLogPruningStrategy pruningStrategy = new CoreLogPruningStrategyFactory(raft_log_pruning_strategy.getDefaultValue(), logProvider).newInstance();
    SegmentedRaftLog newRaftLog = new SegmentedRaftLog(fsa, directory, rotateAtSizeBytes, new DummyRaftableContentSerializer(), logProvider, readerPoolSize, Clocks.systemClock(), new OnDemandJobScheduler(), pruningStrategy);
    newRaftLog.init();
    newRaftLog.start();
    return newRaftLog;
}

Example 4 with OnDemandJobScheduler

use of org.neo4j.test.OnDemandJobScheduler in project neo4j by neo4j.

the class MembershipWaiterTest method shouldWaitUntilLeaderCommitIsAvailable.

@Test
public void shouldWaitUntilLeaderCommitIsAvailable() throws Exception {
    OnDemandJobScheduler jobScheduler = new OnDemandJobScheduler();
    MembershipWaiter waiter = new MembershipWaiter(member(0), jobScheduler, () -> dbHealth, 500, NullLogProvider.getInstance());
    InMemoryRaftLog raftLog = new InMemoryRaftLog();
    raftLog.append(new RaftLogEntry(0, valueOf(0)));
    ExposedRaftState raftState = RaftStateBuilder.raftState().votingMembers(member(0)).leaderCommit(0).entryLog(raftLog).commitIndex(0L).build().copy();
    RaftMachine raft = mock(RaftMachine.class);
    when(raft.state()).thenReturn(raftState);
    CompletableFuture<Boolean> future = waiter.waitUntilCaughtUpMember(raft);
    jobScheduler.runJob();
    future.get(1, TimeUnit.SECONDS);
}

Example 5 with OnDemandJobScheduler

use of org.neo4j.test.OnDemandJobScheduler in project neo4j by neo4j.

the class SegmentedRaftLogContractTest method createRaftLog.

@Override
public RaftLog createRaftLog() {
    File directory = new File(RAFT_LOG_DIRECTORY_NAME);
    FileSystemAbstraction fileSystem = fsRule.get();
    fileSystem.mkdir(directory);
    LogProvider logProvider = getInstance();
    CoreLogPruningStrategy pruningStrategy = new CoreLogPruningStrategyFactory("1 entries", logProvider).newInstance();
    return life.add(new SegmentedRaftLog(fileSystem, directory, 1024, new DummyRaftableContentSerializer(), logProvider, 8, Clocks.fakeClock(), new OnDemandJobScheduler(), pruningStrategy));
}