/*
* Copyright 2014-2016 CyberVision, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.kaaproject.kaa.client.channel;
import org.junit.Assert;
import org.junit.Test;
import org.kaaproject.kaa.client.AbstractKaaClient;
import org.kaaproject.kaa.client.channel.failover.DefaultFailoverManager;
import org.kaaproject.kaa.client.channel.failover.FailoverManager;
import org.kaaproject.kaa.client.channel.failover.FailoverStatus;
import org.kaaproject.kaa.client.channel.failover.strategies.DefaultFailoverStrategy;
import org.kaaproject.kaa.client.channel.failover.strategies.FailoverStrategy;
import org.kaaproject.kaa.client.channel.impl.channels.DefaultOperationsChannel;
import org.kaaproject.kaa.client.context.ExecutorContext;
import org.kaaproject.kaa.client.persistence.KaaClientState;
import org.kaaproject.kaa.client.transport.AbstractHttpClient;
import org.kaaproject.kaa.common.TransportType;
import org.kaaproject.kaa.common.endpoint.security.KeyUtil;
import org.kaaproject.kaa.common.endpoint.security.MessageEncoderDecoder;
import org.mockito.Mockito;
import java.lang.reflect.Field;
import java.security.PrivateKey;
import java.security.PublicKey;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
public class DefaultOperationsChannelTest {
private static final Map<TransportType, ChannelDirection> SUPPORTED_TYPES = new HashMap<TransportType, ChannelDirection>();
static {
SUPPORTED_TYPES.put(TransportType.PROFILE, ChannelDirection.BIDIRECTIONAL);
SUPPORTED_TYPES.put(TransportType.CONFIGURATION, ChannelDirection.BIDIRECTIONAL);
SUPPORTED_TYPES.put(TransportType.NOTIFICATION, ChannelDirection.BIDIRECTIONAL);
SUPPORTED_TYPES.put(TransportType.USER, ChannelDirection.BIDIRECTIONAL);
SUPPORTED_TYPES.put(TransportType.EVENT, ChannelDirection.DOWN);
}
public ScheduledExecutorService fakeExecutor = new FakeExecutorService();
@Test
public void testChannelGetters() {
AbstractKaaClient client = Mockito.mock(AbstractKaaClient.class);
KaaClientState state = Mockito.mock(KaaClientState.class);
FailoverManager failoverManager = Mockito.mock(FailoverManager.class);
KaaDataChannel channel = new DefaultOperationsChannel(client, state, failoverManager);
Assert.assertEquals(SUPPORTED_TYPES, channel.getSupportedTransportTypes());
Assert.assertEquals(TransportProtocolIdConstants.HTTP_TRANSPORT_ID, channel.getTransportProtocolId());
Assert.assertEquals("default_operations_long_poll_channel", channel.getId());
}
@Test
public void testChannelSync() throws Exception {
KaaChannelManager manager = Mockito.mock(KaaChannelManager.class);
AbstractHttpClient httpClient = Mockito.mock(AbstractHttpClient.class);
FailoverManager failoverManager = Mockito.mock(FailoverManager.class);
Mockito.when(
httpClient.executeHttpRequest(Mockito.anyString(),
Mockito.any(LinkedHashMap.class), Mockito.anyBoolean())).thenReturn(
new byte[]{5, 5, 5});
MessageEncoderDecoder encDec = Mockito.mock(MessageEncoderDecoder.class);
Mockito.when(httpClient.getEncoderDecoder()).thenReturn(encDec);
AbstractKaaClient client = Mockito.mock(AbstractKaaClient.class);
Mockito.when(
client.createHttpClient(Mockito.anyString(),
Mockito.any(PrivateKey.class),
Mockito.any(PublicKey.class),
Mockito.any(PublicKey.class))).thenReturn(httpClient);
Mockito.when(client.getChannelManager()).thenReturn(manager);
KaaClientState state = Mockito.mock(KaaClientState.class);
KaaDataMultiplexer multiplexer = Mockito.mock(KaaDataMultiplexer.class);
Mockito.when(multiplexer.compileRequest(Mockito.anyMap())).thenReturn(new byte[]{1, 1, 1});
KaaDataDemultiplexer demultiplexer = Mockito.mock(KaaDataDemultiplexer.class);
DefaultOperationsChannelFake channel = new DefaultOperationsChannelFake(client, state, failoverManager, 3);
TransportConnectionInfo server = IpTransportInfoTest.createTestServerInfo(ServerType.OPERATIONS, TransportProtocolIdConstants.HTTP_TRANSPORT_ID,
"localhost", 9889, KeyUtil.generateKeyPair().getPublic());
channel.setDemultiplexer(null);
channel.setDemultiplexer(demultiplexer);
channel.setMultiplexer(null);
channel.setMultiplexer(multiplexer);
channel.setServer(server);
channel.sync(TransportType.BOOTSTRAP);
channel.sync(TransportType.CONFIGURATION);
channel.syncAll();
channel.verify();
}
@Test
public void testServerFailed() throws Exception {
KaaChannelManager manager = Mockito.mock(KaaChannelManager.class);
MessageEncoderDecoder encDec = Mockito.mock(MessageEncoderDecoder.class);
AbstractHttpClient httpClient = Mockito.mock(AbstractHttpClient.class);
ExecutorContext context = Mockito.mock(ExecutorContext.class);
Mockito.when(context.getScheduledExecutor()).thenReturn(Executors.newScheduledThreadPool(1));
FailoverStrategy failoverStrategy = new DefaultFailoverStrategy(1, 1, 1, TimeUnit.MILLISECONDS);
FailoverManager flManager = new DefaultFailoverManager(manager, context, failoverStrategy, 100, TimeUnit.MILLISECONDS);
FailoverManager failoverManager = Mockito.spy(flManager);
Mockito.when(
httpClient.executeHttpRequest(Mockito.anyString(),
Mockito.any(LinkedHashMap.class), Mockito.anyBoolean())).thenThrow(new Exception());
Mockito.when(httpClient.getEncoderDecoder()).thenReturn(encDec);
AbstractKaaClient client = Mockito.mock(AbstractKaaClient.class);
Mockito.when(
client.createHttpClient(Mockito.anyString(),
Mockito.any(PrivateKey.class),
Mockito.any(PublicKey.class),
Mockito.any(PublicKey.class))).thenReturn(httpClient);
Mockito.when(client.getChannelManager()).thenReturn(manager);
KaaClientState state = Mockito.mock(KaaClientState.class);
KaaDataMultiplexer multiplexer = Mockito.mock(KaaDataMultiplexer.class);
KaaDataDemultiplexer demultiplexer = Mockito.mock(KaaDataDemultiplexer.class);
DefaultOperationsChannelFake channel = new DefaultOperationsChannelFake(client, state, failoverManager, 1);
channel.setDemultiplexer(demultiplexer);
channel.setMultiplexer(multiplexer);
TransportConnectionInfo server = IpTransportInfoTest.createTestServerInfo(ServerType.OPERATIONS, TransportProtocolIdConstants.HTTP_TRANSPORT_ID,
"localhost", 9889, KeyUtil.generateKeyPair().getPublic());
channel.setServer(server);
Mockito.verify(failoverManager, Mockito.times(1)).onServerFailed(Mockito.any(TransportConnectionInfo.class), Mockito.any(FailoverStatus.class));
}
@Test
public void testShutdown() throws Exception {
KaaChannelManager manager = Mockito.mock(KaaChannelManager.class);
AbstractHttpClient httpClient = Mockito.mock(AbstractHttpClient.class);
FailoverManager failoverManager = Mockito.mock(FailoverManager.class);
Mockito.when(
httpClient.executeHttpRequest(Mockito.anyString(),
Mockito.any(LinkedHashMap.class), Mockito.anyBoolean())).thenThrow(new Exception());
AbstractKaaClient client = Mockito.mock(AbstractKaaClient.class);
Mockito.when(
client.createHttpClient(Mockito.anyString(),
Mockito.any(PrivateKey.class),
Mockito.any(PublicKey.class),
Mockito.any(PublicKey.class))).thenReturn(httpClient);
Mockito.when(client.getChannelManager()).thenReturn(manager);
KaaClientState state = Mockito.mock(KaaClientState.class);
KaaDataMultiplexer multiplexer = Mockito.mock(KaaDataMultiplexer.class);
KaaDataDemultiplexer demultiplexer = Mockito.mock(KaaDataDemultiplexer.class);
DefaultOperationsChannelFake channel = new DefaultOperationsChannelFake(client, state, failoverManager, 0);
channel.syncAll();
channel.setDemultiplexer(demultiplexer);
channel.setMultiplexer(multiplexer);
channel.shutdown();
TransportConnectionInfo server = IpTransportInfoTest.createTestServerInfo(ServerType.OPERATIONS, TransportProtocolIdConstants.HTTP_TRANSPORT_ID,
"localhost", 9889, KeyUtil.generateKeyPair().getPublic());
channel.setServer(server);
channel.sync(TransportType.EVENT);
channel.syncAll();
channel.verify();
}
class DefaultOperationsChannelFake extends DefaultOperationsChannel {
private final int wantedNumberOfInvocations;
private KaaDataDemultiplexer demultiplexer;
private KaaDataMultiplexer multiplexer;
public DefaultOperationsChannelFake(AbstractKaaClient client,
KaaClientState state, FailoverManager failoverManager, int wantedNumberOfInvocations) {
super(client, state, failoverManager);
this.wantedNumberOfInvocations = wantedNumberOfInvocations;
}
@Override
protected ScheduledExecutorService createExecutor() {
super.createExecutor();
return fakeExecutor;
}
@Override
public void setDemultiplexer(KaaDataDemultiplexer demultiplexer) {
this.demultiplexer = demultiplexer;
super.setDemultiplexer(demultiplexer);
}
@Override
public void setMultiplexer(KaaDataMultiplexer multiplexer) {
this.multiplexer = multiplexer;
super.setMultiplexer(multiplexer);
}
@Override
public void onResponse(byte[] response) {
super.onResponse(response);
try {
Field field = DefaultOperationsChannel.class.getDeclaredField("stopped");
field.setAccessible(true);
field.setBoolean(this, true);
} catch (Exception e) {
throw new AssertionError(e.getMessage());
}
}
@Override
public LinkedHashMap<String, byte[]> createRequest(Map<TransportType, ChannelDirection> types) {
super.createRequest(types);
return new LinkedHashMap<>();
}
public void verify() throws Exception {
Mockito.verify(multiplexer, Mockito.times(wantedNumberOfInvocations)).compileRequest(Mockito.anyMap());
Mockito.verify(demultiplexer, Mockito.times(wantedNumberOfInvocations)).processResponse(Mockito.any(byte[].class));
}
}
}