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Java > Open Source Codes > org > apache > mina > example > haiku > ToHaikuIoFilterTest


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 package org.apache.mina.example.haiku;
20
21 import java.util.Collections JavaDoc;
22 import java.util.List JavaDoc;
23
24 import org.apache.mina.common.IoFilter;
25 import org.apache.mina.common.IoSession;
26 import org.jmock.Mock;
27 import org.jmock.MockObjectTestCase;
28
29 /**
30  * @author Apache Mina Project (dev@mina.apache.org)
31  * @version $Rev: $, $Date: $
32  */
33 public class ToHaikuIoFilterTest extends MockObjectTestCase {
34     private IoFilter filter;
35
36     @Override JavaDoc
37     protected void setUp() throws Exception JavaDoc {
38         super.setUp();
39
40         filter = new ToHaikuIoFilter();
41     }
42
43     public void testThreeStringsMakesAHaiku() throws Exception JavaDoc {
44         Mock list = mock(List JavaDoc.class);
45         list.expects(once()).method("add").with(eq("two")).will(
46                 returnValue(true));
47         list.expects(once()).method("add").with(eq("three")).will(
48                 returnValue(true));
49         list.expects(once()).method("toArray").with(isA(String JavaDoc[].class)).will(
50                 returnValue(new String JavaDoc[] { "one", "two", "three" }));
51         list.expects(exactly(2)).method("size").will(
52                 onConsecutiveCalls(returnValue(2), returnValue(3)));
53
54         Mock session = mock(IoSession.class);
55         session.expects(exactly(3)).method("getAttribute").with(eq("phrases"))
56                 .will(
57                         onConsecutiveCalls(returnValue(null), returnValue(list
58                                 .proxy()), returnValue(list.proxy()),
59                                 returnValue(list.proxy())));
60         session.expects(exactly(1)).method("setAttribute").with(eq("phrases"),
61                 eq(Collections.emptyList()));
62         session.expects(exactly(1)).method("removeAttribute").with(
63                 eq("phrases"));
64
65         IoSession sessionProxy = (IoSession) session.proxy();
66
67         Mock nextFilter = mock(IoFilter.NextFilter.class);
68         nextFilter.expects(once()).method("messageReceived").with(
69                 eq(sessionProxy), eq(new Haiku("one", "two", "three")));
70
71         IoFilter.NextFilter nextFilterProxy = (IoFilter.NextFilter) nextFilter
72                 .proxy();
73
74         filter.messageReceived(nextFilterProxy, sessionProxy, "one");
75         filter.messageReceived(nextFilterProxy, sessionProxy, "two");
76         filter.messageReceived(nextFilterProxy, sessionProxy, "three");
77     }
78
79 }
80
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