Examples with Controller io.pravega.client.control.impl.Controller used on opensource projects

Example 81 with Controller

use of io.pravega.client.control.impl.Controller in project pravega by pravega.

the class EventStreamWriterTest method testSealInvokesFlush.

@Test
public void testSealInvokesFlush() {
    String scope = "scope";
    String streamName = "stream";
    StreamImpl stream = new StreamImpl(scope, streamName);
    Segment segment1 = new Segment(scope, streamName, 0);
    Segment segment2 = new Segment(scope, streamName, 1);
    EventWriterConfig config = EventWriterConfig.builder().build();
    SegmentOutputStreamFactory streamFactory = Mockito.mock(SegmentOutputStreamFactory.class);
    Controller controller = Mockito.mock(Controller.class);
    FakeSegmentOutputStream outputStream1 = new FakeSegmentOutputStream(segment1);
    FakeSegmentOutputStream outputStream2 = new FakeSegmentOutputStream(segment2);
    Mockito.when(controller.getCurrentSegments(scope, streamName)).thenReturn(getSegmentsFuture(segment1));
    Mockito.when(controller.getSuccessors(segment1)).thenReturn(getReplacement(segment1, segment2));
    Mockito.when(streamFactory.createOutputStreamForSegment(eq(segment1), any(), any(), any())).thenAnswer(i -> {
        outputStream1.callBackForSealed = i.getArgument(1);
        return outputStream1;
    });
    Mockito.when(streamFactory.createOutputStreamForSegment(eq(segment2), any(), any(), any())).thenAnswer(i -> {
        outputStream2.callBackForSealed = i.getArgument(1);
        return outputStream2;
    });
    JavaSerializer<String> serializer = new JavaSerializer<>();
    @Cleanup EventStreamWriter<String> writer = new EventStreamWriterImpl<>(stream, "id", controller, streamFactory, serializer, config, executorService(), executorService(), null);
    writer.writeEvent("Foo");
    Mockito.verify(controller).getCurrentSegments(any(), any());
    assertEquals(1, outputStream1.unacked.size());
    assertEquals(0, outputStream1.acked.size());
    outputStream1.invokeSealedCallBack();
    assertEquals(0, outputStream2.unacked.size());
    assertEquals(2, outputStream2.acked.size());
}

Example 82 with Controller

use of io.pravega.client.control.impl.Controller in project pravega by pravega.

the class EventStreamWriterTest method testFailOnClose.

@Test
public void testFailOnClose() throws SegmentSealedException {
    String scope = "scope";
    String streamName = "stream";
    StreamImpl stream = new StreamImpl(scope, streamName);
    Segment segment = new Segment(scope, streamName, 0);
    EventWriterConfig config = EventWriterConfig.builder().build();
    SegmentOutputStreamFactory streamFactory = Mockito.mock(SegmentOutputStreamFactory.class);
    Controller controller = Mockito.mock(Controller.class);
    Mockito.when(controller.getCurrentSegments(scope, streamName)).thenReturn(getSegmentsFuture(segment));
    SegmentOutputStream outputStream = Mockito.mock(SegmentOutputStream.class);
    Mockito.when(streamFactory.createOutputStreamForSegment(eq(segment), any(), any(), any())).thenReturn(outputStream);
    EventStreamWriter<String> writer = new EventStreamWriterImpl<>(stream, "id", controller, streamFactory, new JavaSerializer<>(), config, executorService(), executorService(), null);
    Mockito.doThrow(new RuntimeException("Intentional exception")).when(outputStream).close();
    writer.writeEvent("Foo");
    writer.writeEvent("Bar");
    try {
        writer.close();
        fail();
    } catch (RuntimeException e) {
    // expected.
    }
    try {
        writer.writeEvent("fail");
        fail();
    } catch (IllegalStateException e) {
    // expected
    }
}

Example 83 with Controller

use of io.pravega.client.control.impl.Controller in project pravega by pravega.

the class EventStreamWriterTest method testSegmentSealedInFlush.

@Test
public void testSegmentSealedInFlush() throws EndOfSegmentException, SegmentTruncatedException {
    String scope = "scope";
    String streamName = "stream";
    StreamImpl stream = new StreamImpl(scope, streamName);
    Segment segment1 = new Segment(scope, streamName, 0);
    Segment segment2 = new Segment(scope, streamName, 1);
    EventWriterConfig config = EventWriterConfig.builder().build();
    SegmentOutputStreamFactory streamFactory = Mockito.mock(SegmentOutputStreamFactory.class);
    Controller controller = Mockito.mock(Controller.class);
    FakeSegmentOutputStream outputStream = new FakeSegmentOutputStream(segment1);
    Mockito.when(controller.getCurrentSegments(scope, streamName)).thenReturn(getSegmentsFuture(segment1));
    Mockito.when(controller.getSuccessors(segment1)).thenReturn(getReplacement(segment1, segment2));
    Mockito.when(streamFactory.createOutputStreamForSegment(eq(segment1), any(), any(), any())).thenAnswer(i -> {
        outputStream.callBackForSealed = i.getArgument(1);
        return outputStream;
    });
    JavaSerializer<String> serializer = new JavaSerializer<>();
    @Cleanup EventStreamWriter<String> writer = new EventStreamWriterImpl<>(stream, "id", controller, streamFactory, serializer, config, executorService(), executorService(), null);
    writer.writeEvent("Foo");
    Mockito.verify(controller).getCurrentSegments(any(), any());
    assertTrue(outputStream.unacked.size() > 0);
    MockSegmentIoStreams outputStream2 = new MockSegmentIoStreams(segment2, null);
    Mockito.when(streamFactory.createOutputStreamForSegment(eq(segment2), any(), any(), any())).thenReturn(outputStream2);
    outputStream.invokeSealedCallBack();
    writer.flush();
    Mockito.verify(controller, Mockito.times(1)).getCurrentSegments(any(), any());
    assertTrue(outputStream2.fetchCurrentSegmentLength().join() > 0);
    assertEquals(serializer.serialize("Foo"), outputStream2.read());
}

Example 84 with Controller

use of io.pravega.client.control.impl.Controller in project pravega by pravega.

the class EventStreamWriterTest method testWrite.

@Test
public void testWrite() {
    String scope = "scope";
    String streamName = "stream";
    StreamImpl stream = new StreamImpl(scope, streamName);
    Segment segment = new Segment(scope, streamName, 0);
    EventWriterConfig config = EventWriterConfig.builder().build();
    SegmentOutputStreamFactory streamFactory = Mockito.mock(SegmentOutputStreamFactory.class);
    Controller controller = Mockito.mock(Controller.class);
    Mockito.when(controller.getCurrentSegments(scope, streamName)).thenReturn(getSegmentsFuture(segment));
    MockSegmentIoStreams outputStream = new MockSegmentIoStreams(segment, null);
    Mockito.when(streamFactory.createOutputStreamForSegment(eq(segment), any(), any(), any())).thenReturn(outputStream);
    EventStreamWriter<String> writer = new EventStreamWriterImpl<>(stream, "id", controller, streamFactory, new JavaSerializer<>(), config, executorService(), executorService(), null);
    writer.writeEvent("Foo");
    writer.writeEvent("Bar");
    writer.close();
    try {
        writer.writeEvent("fail");
        fail();
    } catch (IllegalStateException e) {
    // expected.
    }
}

Example 85 with Controller

use of io.pravega.client.control.impl.Controller in project pravega by pravega.

the class EventStreamWriterTest method testNoNextSegmentMidClose.

@Test
public void testNoNextSegmentMidClose() {
    String scope = "scope";
    String streamName = "stream";
    String routingKey = "RoutingKey";
    StreamImpl stream = new StreamImpl(scope, streamName);
    Segment segment1 = new Segment(scope, streamName, 0);
    EventWriterConfig config = EventWriterConfig.builder().build();
    SegmentOutputStreamFactory streamFactory = Mockito.mock(SegmentOutputStreamFactory.class);
    Controller controller = Mockito.mock(Controller.class);
    FakeSegmentOutputStream outputStream1 = new FakeSegmentOutputStream(segment1);
    Mockito.when(streamFactory.createOutputStreamForSegment(eq(segment1), any(), any(), any())).thenAnswer(i -> {
        outputStream1.callBackForSealed = i.getArgument(1);
        return outputStream1;
    });
    JavaSerializer<String> serializer = new JavaSerializer<>();
    val empty = CompletableFuture.completedFuture(new StreamSegments(new TreeMap<>()));
    Mockito.when(controller.getCurrentSegments(scope, streamName)).thenReturn(getSegmentsFuture(segment1)).thenReturn(empty);
    @Cleanup EventStreamWriter<String> writer = new EventStreamWriterImpl<>(stream, "id", controller, streamFactory, serializer, config, executorService(), executorService(), null);
    CompletableFuture<Void> future = writer.writeEvent(routingKey, "Foo");
    Mockito.when(controller.getCurrentSegments(scope, streamName)).thenReturn(empty);
    val noFutures = CompletableFuture.completedFuture(new StreamSegmentsWithPredecessors(new HashMap<>(), ""));
    Mockito.when(controller.getSuccessors(segment1)).thenReturn(noFutures);
    // invoke the sealed callback invocation simulating a netty call back with segment sealed exception.
    outputStream1.sealed = true;
    assertBlocks(() -> writer.close(), () -> outputStream1.invokeSealedCallBack());
    assertTrue(future.isDone());
    assertTrue(future.isCompletedExceptionally());
}