Examples with ClientConnection io.pravega.client.connection.impl.ClientConnection used on opensource projects

Example 86 with ClientConnection

use of io.pravega.client.connection.impl.ClientConnection in project pravega by pravega.

the class LargeEventWriterTest method testUnexpectedErrors.

@Test(timeout = 5000)
public void testUnexpectedErrors() throws ConnectionFailedException, NoSuchSegmentException, AuthenticationException, SegmentSealedException {
    Segment segment = Segment.fromScopedName("foo/bar/1");
    MockConnectionFactoryImpl connectionFactory = new MockConnectionFactoryImpl();
    MockController controller = new MockController("localhost", 0, connectionFactory, false);
    ClientConnection connection = Mockito.mock(ClientConnection.class);
    PravegaNodeUri location = new PravegaNodeUri("localhost", 0);
    connectionFactory.provideConnection(location, connection);
    EmptyTokenProviderImpl tokenProvider = new EmptyTokenProviderImpl();
    EventWriterConfig config = EventWriterConfig.builder().initialBackoffMillis(0).build();
    ArrayList<ByteBuffer> events = new ArrayList<>();
    events.add(ByteBuffer.allocate(1));
    AtomicBoolean failed = new AtomicBoolean(false);
    AtomicBoolean succeeded = new AtomicBoolean(false);
    answerRequest(connectionFactory, connection, location, CreateTransientSegment.class, r -> new SegmentCreated(r.getRequestId(), "transient-segment"));
    answerRequest(connectionFactory, connection, location, SetupAppend.class, r -> new AppendSetup(r.getRequestId(), segment.getScopedName(), r.getWriterId(), WireCommands.NULL_ATTRIBUTE_VALUE));
    Mockito.doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            ConditionalBlockEnd argument = (ConditionalBlockEnd) invocation.getArgument(0);
            failed.set(true);
            connectionFactory.getProcessor(location).process(new InvalidEventNumber(argument.getWriterId(), argument.getEventNumber(), "stacktrace"));
            return null;
        }
    }).doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            ConditionalBlockEnd argument = (ConditionalBlockEnd) invocation.getArgument(0);
            ByteBuf data = argument.getData();
            succeeded.set(true);
            connectionFactory.getProcessor(location).process(new DataAppended(argument.getRequestId(), argument.getWriterId(), argument.getEventNumber(), argument.getEventNumber() - 1, argument.getExpectedOffset() + data.readableBytes()));
            return null;
        }
    }).when(connection).send(any(ConditionalBlockEnd.class));
    answerRequest(connectionFactory, connection, location, MergeSegments.class, r -> {
        return new SegmentsMerged(r.getRequestId(), r.getSource(), r.getTarget(), -1);
    });
    LargeEventWriter writer = new LargeEventWriter(writerId, controller, connectionFactory);
    writer.writeLargeEvent(segment, events, tokenProvider, EventWriterConfig.builder().build());
    assertTrue(failed.getAndSet(false));
    assertTrue(succeeded.getAndSet(false));
    answerRequest(connectionFactory, connection, location, CreateTransientSegment.class, r -> new SegmentCreated(r.getRequestId(), "transient-segment"));
    answerRequest(connectionFactory, connection, location, SetupAppend.class, r -> new AppendSetup(r.getRequestId(), segment.getScopedName(), r.getWriterId(), WireCommands.NULL_ATTRIBUTE_VALUE));
    Mockito.doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            ConditionalBlockEnd argument = (ConditionalBlockEnd) invocation.getArgument(0);
            failed.set(true);
            connectionFactory.getProcessor(location).process(new ConditionalCheckFailed(argument.getWriterId(), argument.getEventNumber(), argument.getRequestId()));
            return null;
        }
    }).doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            ConditionalBlockEnd argument = (ConditionalBlockEnd) invocation.getArgument(0);
            ByteBuf data = argument.getData();
            succeeded.set(true);
            connectionFactory.getProcessor(location).process(new DataAppended(argument.getRequestId(), argument.getWriterId(), argument.getEventNumber(), argument.getEventNumber() - 1, argument.getExpectedOffset() + data.readableBytes()));
            return null;
        }
    }).when(connection).send(any(ConditionalBlockEnd.class));
    answerRequest(connectionFactory, connection, location, MergeSegments.class, r -> {
        return new SegmentsMerged(r.getRequestId(), r.getSource(), r.getTarget(), -1);
    });
    writer = new LargeEventWriter(writerId, controller, connectionFactory);
    writer.writeLargeEvent(segment, events, tokenProvider, EventWriterConfig.builder().build());
    assertTrue(failed.getAndSet(false));
    assertTrue(succeeded.getAndSet(false));
}

Example 87 with ClientConnection

use of io.pravega.client.connection.impl.ClientConnection in project pravega by pravega.

the class LargeEventWriterTest method testThrownErrors.

@Test(timeout = 5000)
public void testThrownErrors() throws ConnectionFailedException {
    Segment segment = Segment.fromScopedName("foo/bar/1");
    MockConnectionFactoryImpl connectionFactory = new MockConnectionFactoryImpl();
    MockController controller = new MockController("localhost", 0, connectionFactory, false);
    ClientConnection connection = Mockito.mock(ClientConnection.class);
    PravegaNodeUri location = new PravegaNodeUri("localhost", 0);
    connectionFactory.provideConnection(location, connection);
    EmptyTokenProviderImpl tokenProvider = new EmptyTokenProviderImpl();
    EventWriterConfig config = EventWriterConfig.builder().enableLargeEvents(true).build();
    ArrayList<ByteBuffer> events = new ArrayList<>();
    events.add(ByteBuffer.allocate(1));
    answerRequest(connectionFactory, connection, location, CreateTransientSegment.class, r -> new NoSuchSegment(r.getRequestId(), "foo/bar/1", "stacktrace", -1));
    AssertExtensions.assertThrows(NoSuchSegmentException.class, () -> {
        LargeEventWriter writer = new LargeEventWriter(writerId, controller, connectionFactory);
        writer.writeLargeEvent(segment, events, tokenProvider, config);
    });
    answerRequest(connectionFactory, connection, location, CreateTransientSegment.class, r -> new SegmentIsSealed(r.getRequestId(), "foo/bar/1", "stacktrace", -1));
    AssertExtensions.assertThrows(SegmentSealedException.class, () -> {
        LargeEventWriter writer = new LargeEventWriter(writerId, controller, connectionFactory);
        writer.writeLargeEvent(segment, events, tokenProvider, config);
    });
    answerRequest(connectionFactory, connection, location, CreateTransientSegment.class, r -> new OperationUnsupported(r.getRequestId(), "CreateTransientSegment", "stacktrace"));
    AssertExtensions.assertThrows(UnsupportedOperationException.class, () -> {
        LargeEventWriter writer = new LargeEventWriter(writerId, controller, connectionFactory);
        writer.writeLargeEvent(segment, events, tokenProvider, config);
    });
}