2 * Copyright (c) 2017 Inocybe Technologies and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.controller.cluster.messaging;
10 import static org.junit.Assert.assertEquals;
11 import static org.mockito.Matchers.any;
12 import static org.mockito.Matchers.anyInt;
13 import static org.mockito.Mockito.doNothing;
14 import static org.mockito.Mockito.doReturn;
15 import static org.mockito.Mockito.doThrow;
16 import static org.mockito.Mockito.verify;
17 import static org.mockito.Mockito.verifyNoMoreInteractions;
19 import akka.actor.ActorRef;
20 import com.google.common.util.concurrent.Uninterruptibles;
21 import java.io.IOException;
22 import java.io.Serializable;
23 import java.util.concurrent.TimeUnit;
24 import java.util.function.Consumer;
25 import org.junit.Before;
26 import org.junit.Test;
27 import org.mockito.ArgumentCaptor;
28 import org.mockito.Mock;
29 import org.opendaylight.yangtools.concepts.Identifier;
32 * Unit tests for MessageSlicer.
34 * @author Thomas Pantelis
36 public class MessageSlicerTest extends AbstractMessagingTest {
38 private Consumer<Throwable> mockOnFailureCallback;
42 public void setup() throws IOException {
45 doNothing().when(mockOnFailureCallback).accept(any(Throwable.class));
49 public void testHandledMessages() {
50 final MessageSliceReply reply = MessageSliceReply.success(IDENTIFIER, 1, testProbe.ref());
51 assertEquals("isHandledMessage", Boolean.TRUE, MessageSlicer.isHandledMessage(reply));
52 assertEquals("isHandledMessage", Boolean.FALSE, MessageSlicer.isHandledMessage(new Object()));
54 try (MessageSlicer slicer = newMessageSlicer("testHandledMessages", 100)) {
55 assertEquals("handledMessage", Boolean.TRUE, slicer.handleMessage(reply));
56 assertEquals("handledMessage", Boolean.FALSE, slicer.handleMessage(new Object()));
61 public void testSliceWithFailedSerialization() throws IOException {
62 IOException mockFailure = new IOException("mock IOException");
63 doThrow(mockFailure).when(mockFiledBackedStream).write(any(byte[].class), anyInt(), anyInt());
64 doThrow(mockFailure).when(mockFiledBackedStream).write(any(byte[].class));
65 doThrow(mockFailure).when(mockFiledBackedStream).write(anyInt());
66 doThrow(mockFailure).when(mockFiledBackedStream).flush();
68 try (MessageSlicer slicer = newMessageSlicer("testSliceWithFailedSerialization", 100)) {
69 slice(slicer, IDENTIFIER, new BytesMessage(new byte[]{}), testProbe.ref(), testProbe.ref(),
70 mockOnFailureCallback);
72 assertFailureCallback(IOException.class);
73 verify(mockFiledBackedStream).cleanup();
78 public void testSliceWithByteSourceFailure() throws IOException {
79 IOException mockFailure = new IOException("mock IOException");
80 doThrow(mockFailure).when(mockByteSource).openStream();
81 doThrow(mockFailure).when(mockByteSource).openBufferedStream();
83 try (MessageSlicer slicer = newMessageSlicer("testSliceWithByteSourceFailure", 100)) {
84 slice(slicer, IDENTIFIER, new BytesMessage(new byte[]{}), testProbe.ref(), testProbe.ref(),
85 mockOnFailureCallback);
87 assertFailureCallback(IOException.class);
88 verify(mockFiledBackedStream).cleanup();
93 public void testSliceWithInputStreamFailure() throws IOException {
94 doReturn(0).when(mockInputStream).read(any(byte[].class));
96 try (MessageSlicer slicer = newMessageSlicer("testSliceWithInputStreamFailure", 2)) {
97 slice(slicer, IDENTIFIER, new BytesMessage(new byte[]{}), testProbe.ref(), testProbe.ref(),
98 mockOnFailureCallback);
100 assertFailureCallback(IOException.class);
101 verify(mockFiledBackedStream).cleanup();
106 public void testMessageSliceReplyWithNoState() {
107 try (MessageSlicer slicer = newMessageSlicer("testMessageSliceReplyWithNoState", 1000)) {
108 slicer.handleMessage(MessageSliceReply.success(IDENTIFIER, 1, testProbe.ref()));
109 final AbortSlicing abortSlicing = testProbe.expectMsgClass(AbortSlicing.class);
110 assertEquals("Identifier", IDENTIFIER, abortSlicing.getIdentifier());
115 public void testCloseAllSlicedMessageState() throws IOException {
116 doReturn(1).when(mockInputStream).read(any(byte[].class));
118 final MessageSlicer slicer = newMessageSlicer("testCloseAllSlicedMessageState", 1);
119 slice(slicer, IDENTIFIER, new BytesMessage(new byte[]{1, 2}), testProbe.ref(), testProbe.ref(),
120 mockOnFailureCallback);
124 verify(mockFiledBackedStream).cleanup();
125 verifyNoMoreInteractions(mockOnFailureCallback);
129 public void testCheckExpiredSlicedMessageState() throws IOException {
130 doReturn(1).when(mockInputStream).read(any(byte[].class));
132 final int expiryDuration = 200;
133 try (MessageSlicer slicer = MessageSlicer.builder().messageSliceSize(1)
134 .logContext("testCheckExpiredSlicedMessageState")
135 .filedBackedStreamFactory(mockFiledBackedStreamFactory)
136 .expireStateAfterInactivity(expiryDuration, TimeUnit.MILLISECONDS).build()) {
137 slice(slicer, IDENTIFIER, new BytesMessage(new byte[]{1, 2}), testProbe.ref(), testProbe.ref(),
138 mockOnFailureCallback);
140 Uninterruptibles.sleepUninterruptibly(expiryDuration + 50, TimeUnit.MILLISECONDS);
141 slicer.checkExpiredSlicedMessageState();
143 assertFailureCallback(RuntimeException.class);
144 verify(mockFiledBackedStream).cleanup();
148 private void assertFailureCallback(final Class<?> exceptionType) {
149 ArgumentCaptor<Throwable> exceptionCaptor = ArgumentCaptor.forClass(Throwable.class);
150 verify(mockOnFailureCallback).accept(exceptionCaptor.capture());
151 assertEquals("Exception type", exceptionType, exceptionCaptor.getValue().getClass());
154 private MessageSlicer newMessageSlicer(String logContext, final int messageSliceSize) {
155 return MessageSlicer.builder().messageSliceSize(messageSliceSize).logContext(logContext)
156 .filedBackedStreamFactory(mockFiledBackedStreamFactory).build();
159 static void slice(MessageSlicer slicer, Identifier identifier, Serializable message, ActorRef sendTo,
160 ActorRef replyTo, Consumer<Throwable> onFailureCallback) {
161 slicer.slice(SliceOptions.builder().identifier(identifier).message(message).sendTo(sendTo).replyTo(replyTo)
162 .onFailureCallback(onFailureCallback).build());