    1   /*
    2    *  Licensed to the Apache Software Foundation (ASF) under one
    3    *  or more contributor license agreements.  See the NOTICE file
    4    *  distributed with this work for additional information
    5    *  regarding copyright ownership.  The ASF licenses this file
    6    *  to you under the Apache License, Version 2.0 (the
    7    *  "License"); you may not use this file except in compliance
    8    *  with the License.  You may obtain a copy of the License at
    9    *
    10   *    http://www.apache.org/licenses/LICENSE-2.0
    11   *
    12   *  Unless required by applicable law or agreed to in writing,
    13   *  software distributed under the License is distributed on an
    14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    15   *  KIND, either express or implied.  See the License for the
    16   *  specific language governing permissions and limitations
    17   *  under the License.
    18   *
    19   */
    20  package org.apache.mina.common.support;
    21
    22  import java.net.InetSocketAddress;
    23  import java.net.SocketAddress;
    24
    25  import junit.framework.Assert;
    26  import junit.framework.TestCase;
    27
    28  import org.apache.mina.common.IoAcceptor;
    29  import org.apache.mina.common.IoAcceptorConfig;
    30  import org.apache.mina.common.IoConnector;
    31  import org.apache.mina.common.IoFilterChain;
    32  import org.apache.mina.common.IoHandler;
    33  import org.apache.mina.common.IoService;
    34  import org.apache.mina.common.IoServiceConfig;
    35  import org.apache.mina.common.IoServiceListener;
    36  import org.apache.mina.common.IoSessionConfig;
    37  import org.apache.mina.common.TransportType;
    38  import org.easymock.MockControl;
    39
    40  /**
    41   * Tests {@link IoServiceListenerSupport}.
    42   *
    43   * @author The Apache Directory Project (mina-dev@directory.apache.org)
    44   * @version $Rev: 555855 $, $Date: 2007-07-13 05:19:00 +0200 (Fri, 13 Jul 2007) $
    45   */
    46  public class IoServiceListenerSupportTest extends TestCase {
    47      private static final SocketAddress ADDRESS = new InetSocketAddress(8080);
    48
    49      public void testServiceLifecycle() throws Exception {
    50          IoServiceListenerSupport support = new IoServiceListenerSupport();
    51
    52          MockControl listenerControl = MockControl
    53                  .createStrictControl(IoServiceListener.class);
    54          IoServiceListener listener = (IoServiceListener) listenerControl
    55                  .getMock();
    56
    57          // Test activation
    58          listener.serviceActivated(null, ADDRESS, null, null);
    59
    60          listenerControl.replay();
    61
    62          support.add(listener);
    63          support.fireServiceActivated(null, ADDRESS, null, null);
    64
    65          listenerControl.verify();
    66
    67          Assert.assertEquals(1, support.getManagedServiceAddresses().size());
    68          Assert.assertTrue(support.getManagedServiceAddresses()
    69                  .contains(ADDRESS));
    70
    71          // Test deactivation & other side effects
    72          listenerControl.reset();
    73          listener.serviceDeactivated(null, ADDRESS, null, null);
    74
    75          listenerControl.replay();
    76          //// Activate more than once
    77          support.fireServiceActivated(null, ADDRESS, null, null);
    78          //// Deactivate
    79          support.fireServiceDeactivated(null, ADDRESS, null, null);
    80          //// Deactivate more than once
    81          support.fireServiceDeactivated(null, ADDRESS, null, null);
    82
    83          listenerControl.verify();
    84
    85          Assert.assertEquals(0, support.getManagedServiceAddresses().size());
    86          Assert.assertFalse(support.getManagedServiceAddresses().contains(
    87                  ADDRESS));
    88      }
    89
    90      public void testSessionLifecycle() throws Exception {
    91          IoServiceListenerSupport support = new IoServiceListenerSupport();
    92
    93          TestSession session = new TestSession(ADDRESS);
    94
    95          MockControl chainControl = MockControl
    96                  .createStrictControl(IoFilterChain.class);
    97          IoFilterChain chain = (IoFilterChain) chainControl.getMock();
    98          session.setFilterChain(chain);
    99
    100         MockControl listenerControl = MockControl
    101                 .createStrictControl(IoServiceListener.class);
    102         IoServiceListener listener = (IoServiceListener) listenerControl
    103                 .getMock();
    104
    105         // Test creation
    106         listener.sessionCreated(session);
    107         chain.fireSessionCreated(session);
    108         chain.fireSessionOpened(session);
    109
    110         listenerControl.replay();
    111         chainControl.replay();
    112
    113         support.add(listener);
    114         support.fireSessionCreated(session);
    115
    116         listenerControl.verify();
    117         chainControl.verify();
    118
    119         Assert.assertEquals(1, support.getManagedSessions(ADDRESS).size());
    120         Assert
    121                 .assertTrue(support.getManagedSessions(ADDRESS).contains(
    122                         session));
    123
    124         // Test destruction & other side effects
    125         listenerControl.reset();
    126         chainControl.reset();
    127         chain.fireSessionClosed(session);
    128         listener.sessionDestroyed(session);
    129
    130         listenerControl.replay();
    131         //// Activate more than once
    132         support.fireSessionCreated(session);
    133         //// Deactivate
    134         support.fireSessionDestroyed(session);
    135         //// Deactivate more than once
    136         support.fireSessionDestroyed(session);
    137
    138         listenerControl.verify();
    139
    140         Assert.assertFalse(session.isClosing());
    141         Assert.assertEquals(0, support.getManagedSessions(ADDRESS).size());
    142         Assert.assertFalse(support.getManagedSessions(ADDRESS)
    143                 .contains(session));
    144     }
    145
    146     public void testDisconnectOnUnbind() throws Exception {
    147         final IoServiceListenerSupport support = new IoServiceListenerSupport();
    148
    149         MockControl acceptorControl = MockControl
    150                 .createStrictControl(IoAcceptor.class);
    151         IoAcceptor acceptor = (IoAcceptor) acceptorControl.getMock();
    152
    153         final TestSession session = new TestSession(acceptor, ADDRESS);
    154
    155         MockControl configControl = MockControl
    156                 .createStrictControl(IoAcceptorConfig.class);
    157         IoAcceptorConfig config = (IoAcceptorConfig) configControl.getMock();
    158
    159         MockControl chainControl = MockControl
    160                 .createStrictControl(IoFilterChain.class);
    161         IoFilterChain chain = (IoFilterChain) chainControl.getMock();
    162         session.setFilterChain(chain);
    163
    164         MockControl listenerControl = MockControl
    165                 .createStrictControl(IoServiceListener.class);
    166         IoServiceListener listener = (IoServiceListener) listenerControl
    167                 .getMock();
    168
    169         // Activate a service and create a session.
    170         listener.serviceActivated(acceptor, ADDRESS, null, config);
    171         listener.sessionCreated(session);
    172         chain.fireSessionCreated(session);
    173         chain.fireSessionOpened(session);
    174
    175         listenerControl.replay();
    176         chainControl.replay();
    177
    178         support.add(listener);
    179         support.fireServiceActivated(acceptor, ADDRESS, null, config);
    180         support.fireSessionCreated(session);
    181
    182         listenerControl.verify();
    183         chainControl.verify();
    184
    185         // Deactivate a service and make sure the session is closed & destroyed.
    186         listenerControl.reset();
    187         chainControl.reset();
    188
    189         listener.serviceDeactivated(acceptor, ADDRESS, null, config);
    190         configControl.expectAndReturn(config.isDisconnectOnUnbind(), true);
    191         listener.sessionDestroyed(session);
    192         chain.fireSessionClosed(session);
    193
    194         listenerControl.replay();
    195         configControl.replay();
    196         chainControl.replay();
    197
    198         new Thread() {
    199             // Emulate I/O service
    200             @Override
    201             public void run() {
    202                 try {
    203                     Thread.sleep(500);
    204                 } catch (InterruptedException e) {
    205                     //noinspection CallToPrintStackTrace
    206                     e.printStackTrace();
    207                 }
    208                 support.fireSessionDestroyed(session);
    209             }
    210         }.start();
    211
    212         support.fireServiceDeactivated(acceptor, ADDRESS, null, config);
    213
    214         Thread.sleep(1000);
    215
    216         listenerControl.verify();
    217         configControl.verify();
    218         chainControl.verify();
    219
    220         Assert.assertTrue(session.isClosing());
    221         Assert.assertEquals(0, support.getManagedSessions(ADDRESS).size());
    222         Assert.assertFalse(support.getManagedSessions(ADDRESS)
    223                 .contains(session));
    224     }
    225
    226     public void testConnectorActivation() throws Exception {
    227         IoServiceListenerSupport support = new IoServiceListenerSupport();
    228
    229         MockControl connectorControl = MockControl
    230                 .createStrictControl(IoConnector.class);
    231         IoConnector connector = (IoConnector) connectorControl.getMock();
    232
    233         final TestSession session = new TestSession(connector, ADDRESS);
    234
    235         MockControl chainControl = MockControl
    236                 .createStrictControl(IoFilterChain.class);
    237         IoFilterChain chain = (IoFilterChain) chainControl.getMock();
    238         session.setFilterChain(chain);
    239
    240         MockControl listenerControl = MockControl
    241                 .createStrictControl(IoServiceListener.class);
    242         IoServiceListener listener = (IoServiceListener) listenerControl
    243                 .getMock();
    244
    245         // Creating a session should activate a service automatically.
    246         listener.serviceActivated(connector, ADDRESS, null, null);
    247         listener.sessionCreated(session);
    248         chain.fireSessionCreated(session);
    249         chain.fireSessionOpened(session);
    250
    251         listenerControl.replay();
    252         chainControl.replay();
    253
    254         support.add(listener);
    255         support.fireSessionCreated(session);
    256
    257         listenerControl.verify();
    258         chainControl.verify();
    259
    260         // Destroying a session should deactivate a service automatically.
    261         listenerControl.reset();
    262         chainControl.reset();
    263         listener.sessionDestroyed(session);
    264         chain.fireSessionClosed(session);
    265         listener.serviceDeactivated(connector, ADDRESS, null, null);
    266
    267         listenerControl.replay();
    268         chainControl.replay();
    269
    270         support.fireSessionDestroyed(session);
    271
    272         listenerControl.verify();
    273         chainControl.verify();
    274
    275         Assert.assertEquals(0, support.getManagedSessions(ADDRESS).size());
    276         Assert.assertFalse(support.getManagedSessions(ADDRESS)
    277                 .contains(session));
    278     }
    279
    280     private static class TestSession extends BaseIoSession {
    281         private final IoService service;
    282
    283         private final SocketAddress serviceAddress;
    284
    285         private IoFilterChain filterChain;
    286
    287         TestSession(SocketAddress serviceAddress) {
    288             this(null, serviceAddress);
    289         }
    290
    291         TestSession(IoService service, SocketAddress serviceAddress) {
    292             this.service = service;
    293             this.serviceAddress = serviceAddress;
    294         }
    295
    296         @Override
    297         protected void updateTrafficMask() {
    298         }
    299
    300         public IoSessionConfig getConfig() {
    301             return null;
    302         }
    303
    304         public IoFilterChain getFilterChain() {
    305             return filterChain;
    306         }
    307
    308         public void setFilterChain(IoFilterChain filterChain) {
    309             this.filterChain = filterChain;
    310         }
    311
    312         public IoHandler getHandler() {
    313             return null;
    314         }
    315
    316         public SocketAddress getLocalAddress() {
    317             return null;
    318         }
    319
    320         public SocketAddress getRemoteAddress() {
    321             return null;
    322         }
    323
    324         public int getScheduledWriteBytes() {
    325             return 0;
    326         }
    327
    328         public int getScheduledWriteRequests() {
    329             return 0;
    330         }
    331
    332         public IoService getService() {
    333             return service;
    334         }
    335
    336         public SocketAddress getServiceAddress() {
    337             return serviceAddress;
    338         }
    339
    340         public IoServiceConfig getServiceConfig() {
    341             return null;
    342         }
    343
    344         public TransportType getTransportType() {
    345             return null;
    346         }
    347     }
    348 }