Source Code Cross Referenced for TestUnlimitedCache.java in  » Cache » OSCache » com » opensymphony » oscache » base » algorithm » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Cache » OSCache » com.opensymphony.oscache.base.algorithm 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


01:        /*
02:         * Copyright (c) 2002-2003 by OpenSymphony
03:         * All rights reserved.
04:         */
05:        package com.opensymphony.oscache.base.algorithm;
06:
07:        import junit.framework.Test;
08:        import junit.framework.TestSuite;
09:
10:        /**
11:         * Test class for the Unlimited cache algorithm. Most of the tests are done
12:         * in the TestNonQueueCache class, so only algorithm specific tests are done
13:         * here. Since this is an unlimited cache, there's not much to test about
14:         * the algorithm.
15:         *
16:         * $Id: TestUnlimitedCache.java 365 2006-06-15 16:27:17Z ltorunski $
17:         * @version        $Revision: 365 $
18:         * @author <a href="mailto:abergevin@pyxis-tech.com">Alain Bergevin</a>
19:         */
20:        public final class TestUnlimitedCache extends TestQueueCache {
21:            /**
22:             * Unlimited Cache object
23:             */
24:            private static UnlimitedCache cache = null;
25:
26:            /**
27:             * Constructor
28:             * <p>
29:             * @param str The test name (required by JUnit)
30:             */
31:            public TestUnlimitedCache(String str) {
32:                super (str);
33:            }
34:
35:            /**
36:             * This methods returns the name of this test class to JUnit
37:             * <p>
38:             * @return The test for this class
39:             */
40:            public static Test suite() {
41:                return new TestSuite(TestUnlimitedCache.class);
42:            }
43:
44:            /**
45:             * Abstract method used by the TestAbstractCache class
46:             * <p>
47:             * @return  A cache instance
48:             */
49:            public AbstractConcurrentReadCache getCache() {
50:                return cache;
51:            }
52:
53:            /**
54:             * This method is invoked before each testXXXX methods of the
55:             * class. It set ups the variables required for each tests.
56:             */
57:            public void setUp() {
58:                // Create a cache instance on first invocation
59:                if (cache == null) {
60:                    cache = new UnlimitedCache();
61:                    assertNotNull(cache);
62:                }
63:            }
64:
65:            /**
66:             * Test the getter and setter for the max entries. It overrides the TestQueueCache
67:             * one since it shouldn't have any effect in unlimited cache
68:             */
69:            public void testGetSetMaxEntries() {
70:                // Check that the max entries cannot be changed
71:                int entryCount = getCache().getMaxEntries();
72:                getCache().setMaxEntries(entryCount - 1);
73:                assertEquals(entryCount, getCache().getMaxEntries());
74:            }
75:
76:            /**
77:             * Test the cache algorithm
78:             */
79:            public void testRemoveItem() {
80:                // Add an item, and ensure that it is not removable
81:                cache.itemPut(KEY);
82:                assertNull(cache.removeItem());
83:            }
84:
85:            /**
86:             * Test that groups are correctly updated on puts and removes
87:             */
88:            public void testGroups() {
89:                // test not possible, because can't reduce cache max entries for this test	
90:            }
91:
92:        }
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