ConnectionFactoryTestCase


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41   * Copyright 2005 (C) Exoffice Technologies Inc. All Rights Reserved.
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43   * $Id: ConnectionFactoryTestCase.java,v 1.2 2005/05/03 13:46:00 tanderson Exp $
44   */
45  package org.exolab.jms.net.connector;
46  
47  import java.security.Principal  ;
48  import java.util.Map  ;
49  
50  import junit.framework.TestCase;
51  
52  import org.exolab.jms.net.uri.URI;
53  import org.exolab.jms.common.security.BasicPrincipal;
54  
55  
56  /**
57   * Tests the {@link ConnectionFactory} interface.
58   *
59   * @author <a HREF="mailto:tma@netspace.net.au">Tim Anderson</a>
60   * @version $Revision: 1.2 $ $Date: 2005/05/03 13:46:00 $
61   */
62  public abstract class ConnectionFactoryTestCase extends TestCase {
63  
64      /**
65       * The managed connection factory.
66       */
67      private final ManagedConnectionFactory _mcf;
68  
69      /**
70       * The client connection manager.
71       */
72      private BasicConnectionManager _clientCM;
73  
74      /**
75       * The server connection manager.
76       */
77      private BasicConnectionManager _serverCM;
78  
79      /**
80       * The default connection URI.
81       */
82      private final URI _connectURI;
83  
84      /**
85       * The default accept URI.
86       */
87      private final URI _acceptURI;
88  
89      /**
90       * Principal to test with.
91       */
92      private static final Principal   PRINCIPAL = new BasicPrincipal("foo", "bar");
93  
94  
95      /**
96       * Construct a new <code>ConnectionFactoryTestCase</code>, for a specific
97       * test.
98       *
99       * @param name       the name of test case
100      * @param factory    the managed connection factory
101      * @param connectURI the connect URI
102      * @param acceptURI  the accept URI
103      * @throws Exception for any error
104      */
105     public ConnectionFactoryTestCase(String   name,
106                                      ManagedConnectionFactory factory,
107                                      String   connectURI, String   acceptURI)
108         throws Exception   {
109         super(name);
110         _mcf = factory;
111         _connectURI = new URI(connectURI);
112         _acceptURI = new URI(acceptURI);
113     }
114 
115     /**
116      * Tests the {@link ConnectionFactory#canConnect} method.
117      *
118      * @throws Exception for any error
119      */
120     public void testCanConnect() throws Exception   {
121         ConnectionManager manager = initConnectionManagers(null);
122         ConnectionFactory factory = _mcf.createConnectionFactory(manager);
123         assertTrue(factory.canConnect(_connectURI));
124 
125         // make sure an invalid URI returns false
126         URI invalid = new URI("xxx://");
127         assertFalse(factory.canConnect(invalid));
128     }
129 
130     /**
131      * Tests the {@link ConnectionFactory#canAccept} method.
132      *
133      * @throws Exception for any error
134      */
135     public void testCanAccept() throws Exception   {
136         ConnectionManager manager = initConnectionManagers(null);
137         ConnectionFactory factory = _mcf.createConnectionFactory(manager);
138         assertTrue(factory.canAccept(_acceptURI));
139 
140         // make sure an invalid URI returns false
141         URI invalid = new URI("xxx://");
142         assertFalse(factory.canAccept(invalid));
143     }
144 
145     /**
146      * Tests the {@link ConnectionFactory#getConnection} method, for an
147      * unauthenticated connection.
148      *
149      * @throws Exception for any error
150      */
151     public void testGetUnauthenticatedConnection() throws Exception   {
152         initConnectionManagers(null);
153 
154         ConnectionFactory serverCF= _mcf.createConnectionFactory(_serverCM);
155         serverCF.accept(_acceptURI, getAcceptorProperties());
156 
157         Map   properties = getConnectionProperties();
158         ConnectionFactory clientCF = _mcf.createConnectionFactory(_clientCM);
159         Connection connection = clientCF.getConnection(
160                 null, _connectURI, properties);
161         assertNotNull(connection);
162 
163         // make sure can't connect when specifying a principal
164         try {
165             connection = clientCF.getConnection(PRINCIPAL, _connectURI,
166                                                 properties);
167             fail("Expected ResourceException to be thrown");
168         } catch (ResourceException expected) {
169             // no-op
170         }
171     }
172 
173     /**
174      * Tests the {@link ConnectionFactory#getConnection} method, for an
175      * authenticated connection.
176      *
177      * @throws Exception for any error
178      */
179     public void testGetAuthenticatedConnection() throws Exception   {
180         Principal  [] principals = new Principal  []{PRINCIPAL};
181 
182         initConnectionManagers(principals);
183         ConnectionFactory serverCF= _mcf.createConnectionFactory(_serverCM);
184         serverCF.accept(_acceptURI, getAcceptorProperties());
185 
186         Map   properties = getConnectionProperties();
187         ConnectionFactory clientCF = _mcf.createConnectionFactory(_clientCM);
188         Connection connection = clientCF.getConnection(
189                 PRINCIPAL, _connectURI, properties);
190         assertNotNull(connection);
191 
192         // make sure can't connect without a valid principal
193         try {
194             connection = clientCF.getConnection(new BasicPrincipal("x", "y"),
195                                                _connectURI, properties);
196             fail("Expected ResourceException to be thrown");
197         } catch (ResourceException expected) {
198             // no-op
199         }
200         try {
201             connection = clientCF.getConnection(null, _connectURI, properties);
202             fail("Expected ResourceException to be thrown");
203         } catch (ResourceException expected) {
204             // no-op
205         }
206 
207         // make sure the client and server conneciton pools each have
208         // a single physical connection
209         checkPhysicalConnections(1);
210     }
211 
212     /**
213      * Returns the connection properties to use when creating {@link Connection}
214      * instances.
215      *
216      * @return the connection properties, or <code>null</code>
217      * @throws Exception for any error
218      */
219     protected Map   getConnectionProperties() throws Exception   {
220         return null;
221     }
222 
223     /**
224      * Returns the acceptor properties to use when accepting connections.
225      *
226      * @return the acceptor properties, or <code>null</code>
227      * @throws Exception for any error
228      */
229     protected Map   getAcceptorProperties() throws Exception   {
230         return null;
231     }
232 
233     /**
234      * Initialises the connection managers.
235      *
236      * @param principals valid connection principals. May be <code>null</code>
237      * @return the client connection manager
238      * @throws ResourceException if the connection manager can't be initialised
239      */
240     protected BasicConnectionManager initConnectionManagers(
241             Principal  [] principals)
242             throws ResourceException {
243         Authenticator authenticator = new TestAuthenticator(principals);
244         _serverCM = new BasicConnectionManager(_mcf, authenticator);
245         _clientCM = new BasicConnectionManager(_mcf, new TestAuthenticator());
246         return _clientCM;
247     }
248 
249     /**
250      * Sets up the test case.
251      *
252      * @throws Exception for any error
253      */
254     protected void setUp() throws Exception   {
255     }
256 
257     /**
258      * Cleans up the test case.
259      *
260      * @throws Exception for any error
261      */
262     protected void tearDown() throws Exception   {
263         if (_clientCM != null) {
264             _clientCM.close();
265         }
266         if (_serverCM != null) {
267             _serverCM.close();
268         }
269     }
270 
271     /**
272      * Verfifies that both the client and server connection pools each
273      * have the expected no. of physical connections.
274      *
275      * @param expected the expected no. of physical connections
276      * @throws ResourceException if a connection pool can't be found
277      */
278     private void checkPhysicalConnections(int expected) throws ResourceException {
279         TestConnectionPool clientPool = _clientCM.getConnectionPool();
280         assertEquals(expected, clientPool.getPooledConnections());
281 
282         TestConnectionPool serverPool = _serverCM.getConnectionPool();
283         assertEquals(expected, serverPool.getPooledConnections());
284     }
285 
286 }
287
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