1 /***
2 * Redistribution and use in source and binary forms, with or without
3 * modification, are permitted provided that the following conditions are
4 * met :
5 *
6 * . Redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer.
8 *
9 * . Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * . The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $Id$
29 */
30
31 package palmed.edit.text;
32
33 import palmed.io.IRecord;
34 import palmed.io.IRecordFactory;
35 import palmed.util.EasyMockTestCase;
36
37 /***
38 * Cache test case.
39 *
40 * @author Mathieu Champlon
41 * @version $Revision$ $Date$
42 */
43 public class CacheTest extends EasyMockTestCase
44 {
45 /***
46 * Tested object.
47 */
48 private Cache cache;
49 /***
50 * Mock objects.
51 */
52 private IRecordFactory mockFactory;
53 private IRecord mockRecord, mockRecord2;
54 private ICachable mockCachable, mockCachable2;
55
56 protected void setUp()
57 {
58 mockFactory = (IRecordFactory)createMock( IRecordFactory.class );
59 mockRecord = (IRecord)createMock( IRecord.class );
60 mockCachable = (ICachable)createMock( ICachable.class );
61 mockRecord2 = (IRecord)createMock( IRecord.class );
62 mockCachable2 = (ICachable)createMock( ICachable.class );
63 cache = new Cache( mockFactory, 3 );
64 }
65
66 public void testAddedComponentIsKeptInCache()
67 {
68 mockFactory.createRecord( mockCachable );
69 control( mockFactory ).setReturnValue( mockRecord );
70 replay();
71 cache.add( mockCachable );
72 }
73
74 public void testAddMoreComponentsThanThresholdRemovesFirstOneFromCache()
75 {
76 mockFactory.createRecord( mockCachable );
77 control( mockFactory ).setReturnValue( mockRecord );
78 mockFactory.createRecord( mockCachable2 );
79 control( mockFactory ).setReturnValue( mockRecord2, 2 );
80 replay();
81 cache.add( mockCachable );
82 cache.add( mockCachable2 );
83 cache.add( mockCachable2 );
84 verify();
85 reset();
86 mockFactory.createRecord( mockCachable2 );
87 control( mockFactory ).setReturnValue( mockRecord2 );
88 mockRecord.persist();
89 mockCachable.sleep();
90 replay();
91 cache.add( mockCachable2 );
92 }
93
94 public void testWakeAnUnregisteredComponentThrowsAnException()
95 {
96 try
97 {
98 cache.wake( mockCachable );
99 }
100 catch( Exception e )
101 {
102 return;
103 }
104 fail();
105 }
106
107 public void testWakeComponentAlreadyAwakenIsNoOp()
108 {
109 mockFactory.createRecord( mockCachable );
110 control( mockFactory ).setReturnValue( mockRecord );
111 replay();
112 cache.add( mockCachable );
113 reset();
114 replay();
115 cache.wake( mockCachable );
116 }
117 }