BaseGeneTest


1   /*
2    * This file is part of JGAP.
3    *
4    * JGAP offers a dual license model containing the LGPL as well as the MPL.
5    *
6    * For licencing information please see the file license.txt included with JGAP
7    * or have a look at the top of class org.jgap.Chromosome which representatively
8    * includes the JGAP license policy applicable for any file delivered with JGAP.
9    */
10  package org.jgap;
11  
12  import junit.framework.*;
13  
14  /**
15   * Tests the BaseGene class.
16   *
17   * @author Klaus Meffert
18   * @since 2.3
19   */
20  public class BaseGeneTest
21      extends JGAPTestCase {
22    /** String containing the CVS revision. Read out via reflection!*/
23    private final static String   CVS_REVISION = "$Revision: 1.20 $";
24  
25    public static Test suite() {
26      TestSuite suite = new TestSuite(BaseGeneTest.class);
27      return suite;
28    }
29  
30    /**
31     * Following should be possible without exception.
32     * @throws Exception
33     *
34     * @author Klaus Meffert
35     * @since 2.3
36     */
37    public void testConstruct_0()
38        throws Exception   {
39      assertNotNull(new BaseGeneImpl(conf));
40    }
41  
42    /**
43     * @throws Exception
44     *
45     * @author Klaus Meffert
46     * @since 2.3
47     */
48    public void testToString_0()
49        throws Exception   {
50      Gene gene = new BaseGeneImpl(conf);
51      assertEquals("null, " + BaseGene.S_APPLICATION_DATA + ":null",
52                   gene.toString());
53    }
54  
55    /**
56     * @throws Exception
57     *
58     * @author Klaus Meffert
59     * @since 2.3
60     */
61    public void testToString_1()
62        throws Exception   {
63      Gene gene = new BaseGeneImpl(conf);
64      gene.setAllele(new Integer  (98));
65      assertEquals("98, " + BaseGene.S_APPLICATION_DATA + ":null",
66                   gene.toString());
67    }
68  
69    /**
70     * @throws Exception
71     *
72     * @author Klaus Meffert
73     * @since 2.6
74     */
75    public void testToString_2()
76        throws Exception   {
77      Gene gene = new BaseGeneImpl(conf);
78      gene.setAllele(new Integer  (98));
79      gene.setApplicationData("myAppData");
80      assertEquals("98, " + BaseGene.S_APPLICATION_DATA + ":myAppData",
81                   gene.toString());
82    }
83  
84    /**
85     * @throws Exception
86     *
87     * @author Klaus Meffert
88     * @since 2.4
89     */
90    public void testGetAllele_0()
91        throws Exception   {
92      Gene gene = new BaseGeneImpl(conf);
93      gene.setAllele(new Double  (75));
94      assertEquals(new Double  (75), gene.getAllele());
95    }
96  
97    /**
98     * @throws Exception
99     *
100    * @author Klaus Meffert
101    * @since 2.4
102    */
103   public void testSize_0()
104       throws Exception   {
105     Gene gene = new BaseGeneImpl(conf);
106     assertEquals(1, gene.size());
107   }
108 
109   /**
110    * @throws Exception
111    *
112    * @author Klaus Meffert
113    * @since 2.4
114    */
115   public void testEquals_0()
116       throws Exception   {
117     BaseGeneImpl gene = new BaseGeneImpl(conf);
118     gene.m_compareTo_result = 0;
119     assertTrue(gene.equals(null));
120     assertTrue(gene.equals(gene));
121     assertTrue(gene.equals(new Integer  (2)));
122   }
123 
124   /**
125    * @throws Exception
126    *
127    * @author Klaus Meffert
128    * @since 2.4
129    */
130   public void testEquals_1()
131       throws Exception   {
132     BaseGeneImpl gene = new BaseGeneImpl(conf);
133     gene.m_compareTo_result = -1;
134     assertFalse(gene.equals(null));
135     assertFalse(gene.equals(gene));
136     assertFalse(gene.equals(new Integer  (2)));
137   }
138 
139   /**
140    * @throws Exception
141    *
142    * @author Klaus Meffert
143    * @since 2.4
144    */
145   public void testEquals_2()
146       throws Exception   {
147     BaseGeneImpl gene = new BaseGeneImpl(conf);
148     gene.m_compareTo_result = 1;
149     assertFalse(gene.equals(null));
150     assertFalse(gene.equals(gene));
151     assertFalse(gene.equals(new Integer  (2)));
152   }
153 
154   /**
155    * Compare application data.
156    * @throws Exception
157    *
158    * @author Klaus Meffert
159    * @since 2.6
160    */
161   public void testEquals_3()
162       throws Exception   {
163     Configuration conf = new ConfigurationForTest();
164 //    Genotype.setConfiguration(new ConfigurationForTest());
165 //    Genotype.getConfiguration().getJGAPFactory();
166     BaseGeneImpl gene = new BaseGeneImpl(conf);
167     gene.m_compareTo_result = 0;
168     gene.setApplicationData(new AppDataForTest());
169     BaseGeneImpl gene2 = new BaseGeneImpl(conf);
170     gene2.m_compareTo_result = 0;
171     gene2.setApplicationData(new AppDataForTest());
172     gene.setCompareApplicationData(true);
173     assertTrue(gene.equals(gene2));
174     /**@todo use other than JGAPFactory to be able to receive a null
175      * CompareToHandler for the application data object
176      */
177   }
178 
179   /**
180    * Simple cleanup should be possible without exception.
181    * @throws Exception
182    *
183    *
184    * @author Klaus Meffert
185    * @since 2.4
186    */
187   public void testCleanup_0()
188       throws Exception   {
189     Gene gene = new BaseGeneImpl(conf);
190     gene.setAllele(new Double  (75));
191     gene.cleanup();
192   }
193 
194   /**
195    * @throws Exception
196    *
197    * @author Klaus Meffert
198    * @since 2.3
199    */
200   public void testHashCode_0()
201       throws Exception   {
202     BaseGeneImpl gene = new BaseGeneImpl(conf);
203     assertEquals( -79, gene.hashCode());
204   }
205 
206   /**
207    * @throws Exception
208    *
209    * @author Klaus Meffert
210    * @since 2.4
211    */
212   public void testHashCode_1()
213       throws Exception   {
214     BaseGeneImpl gene = new BaseGeneImpl(conf);
215     gene.setAllele(new Double  (1.5d));
216     assertEquals(new Double  (1.5d).hashCode(), gene.hashCode());
217   }
218 
219   /**
220    * @throws Exception
221    *
222    * @author Klaus Meffert
223    * @since 2.4
224    */
225   public void testSetEnergy_0()
226       throws Exception   {
227     BaseGeneImpl gene = new BaseGeneImpl(conf);
228     assertEquals(0.0, gene.getEnergy(), DELTA);
229     gene.setEnergy(2.3);
230     assertEquals(2.3, gene.getEnergy(), DELTA);
231   }
232 
233   /**
234    * @throws Exception
235    *
236    * @author Klaus Meffert
237    * @since 2.4
238    */
239   public void testSetEnergy_1()
240       throws Exception   {
241     BaseGeneImpl gene = new BaseGeneImpl(conf);
242     gene.setEnergy(2.3);
243     assertEquals(2.3, gene.getEnergy(), DELTA);
244     gene.setEnergy( -55.8);
245     assertEquals( -55.8, gene.getEnergy(), DELTA);
246     gene.setEnergy(0.5);
247     gene.setEnergy(0.8);
248     assertEquals(0.8, gene.getEnergy(), DELTA);
249   }
250 
251   /**
252    * @throws Exception
253    *
254    * @author Klaus Meffert
255    * @since 2.4
256    */
257   public void testSetApplicationData_0()
258       throws Exception   {
259     BaseGeneImpl gene = new BaseGeneImpl(conf);
260     assertNull(gene.getApplicationData());
261     Integer   i = new Integer  (23);
262     gene.setApplicationData(i);
263     assertSame(i, gene.getApplicationData());
264     String   s = "Hallo";
265     gene.setApplicationData(s);
266     assertSame(s, gene.getApplicationData());
267   }
268 
269   /**
270    * @throws Exception
271    *
272    * @author Klaus Meffert
273    * @since 2.4
274    */
275   public void testIsCompareApplicationData_0()
276       throws Exception   {
277     BaseGeneImpl gene = new BaseGeneImpl(conf);
278     assertFalse(gene.isCompareApplicationData());
279     gene.setCompareApplicationData(false);
280     assertFalse(gene.isCompareApplicationData());
281     gene.setCompareApplicationData(true);
282     assertTrue(gene.isCompareApplicationData());
283   }
284 
285   /**
286    * Test implementation of Gene interface extending abstract BaseGene class.
287    *
288    * @author Klaus Meffert
289    * @since 2.3
290    */
291   class BaseGeneImpl
292       extends BaseGene {
293     private Object   m_allele;
294 
295     private int m_compareTo_result;
296 
297     public int compareTo(Object   a_o) {
298       return m_compareTo_result;
299     }
300 
301     public BaseGeneImpl(final Configuration a_config)
302         throws InvalidConfigurationException {
303       super(a_config);
304     }
305 
306     protected Gene newGeneInternal() {
307       return null;
308     }
309 
310     public void setAllele(Object   a_newValue) {
311       m_allele = a_newValue;
312     }
313 
314     public String   getPersistentRepresentation() {
315       return null;
316     }
317 
318     public void setValueFromPersistentRepresentation(String   a_representation) {
319     }
320 
321     public void setToRandomValue(RandomGenerator a_numberGenerator) {
322     }
323 
324     public void applyMutation(int a_index, double a_percentage) {
325     }
326 
327     protected Object   getInternalValue() {
328       return m_allele;
329     }
330   }
331   class AppDataForTest
332       implements IApplicationData {
333     public int compareTo(Object   o2) {
334       return 0;
335     }
336 
337     public Object   clone()
338         throws CloneNotSupportedException   {
339       return null;
340     }
341   }
342 
343 }
344
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