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Java > Open Source Codes > org > joda > time > TestDurationFieldType


1 /*
2  * Copyright 2001-2005 Stephen Colebourne
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.joda.time;
17
18 import java.io.ByteArrayInputStream JavaDoc;
19 import java.io.ByteArrayOutputStream JavaDoc;
20 import java.io.ObjectInputStream JavaDoc;
21 import java.io.ObjectOutputStream JavaDoc;
22 import java.lang.reflect.Constructor JavaDoc;
23
24 import junit.framework.TestCase;
25 import junit.framework.TestSuite;
26
27 import org.joda.time.chrono.CopticChronology;
28
29 /**
30  * This class is a Junit unit test for DurationFieldType.
31  *
32  * @author Stephen Colebourne
33  */
34 public class TestDurationFieldType extends TestCase {
35
36     public static void main(String JavaDoc[] args) {
37         junit.textui.TestRunner.run(suite());
38     }
39
40     public static TestSuite suite() {
41         return new TestSuite(TestDurationFieldType.class);
42     }
43
44     public TestDurationFieldType(String JavaDoc name) {
45         super(name);
46     }
47
48     protected void setUp() throws Exception JavaDoc {
49     }
50
51     protected void tearDown() throws Exception JavaDoc {
52     }
53
54     //-----------------------------------------------------------------------
55 public void test_eras() throws Exception JavaDoc {
56         assertEquals(DurationFieldType.eras(), DurationFieldType.eras());
57         assertEquals("eras", DurationFieldType.eras().getName());
58         assertEquals(CopticChronology.getInstanceUTC().eras(), DurationFieldType.eras().getField(CopticChronology.getInstanceUTC()));
59         assertEquals(CopticChronology.getInstanceUTC().eras().isSupported(), DurationFieldType.eras().isSupported(CopticChronology.getInstanceUTC()));
60         assertSerialization(DurationFieldType.eras());
61     }
62
63     public void test_centuries() throws Exception JavaDoc {
64         assertEquals(DurationFieldType.centuries(), DurationFieldType.centuries());
65         assertEquals("centuries", DurationFieldType.centuries().getName());
66         assertEquals(CopticChronology.getInstanceUTC().centuries(), DurationFieldType.centuries().getField(CopticChronology.getInstanceUTC()));
67         assertEquals(CopticChronology.getInstanceUTC().centuries().isSupported(), DurationFieldType.centuries().isSupported(CopticChronology.getInstanceUTC()));
68         assertSerialization(DurationFieldType.centuries());
69     }
70
71     public void test_years() throws Exception JavaDoc {
72         assertEquals(DurationFieldType.years(), DurationFieldType.years());
73         assertEquals("years", DurationFieldType.years().getName());
74         assertEquals(CopticChronology.getInstanceUTC().years(), DurationFieldType.years().getField(CopticChronology.getInstanceUTC()));
75         assertEquals(CopticChronology.getInstanceUTC().years().isSupported(), DurationFieldType.years().isSupported(CopticChronology.getInstanceUTC()));
76         assertSerialization(DurationFieldType.years());
77     }
78
79     public void test_months() throws Exception JavaDoc {
80         assertEquals(DurationFieldType.months(), DurationFieldType.months());
81         assertEquals("months", DurationFieldType.months().getName());
82         assertEquals(CopticChronology.getInstanceUTC().months(), DurationFieldType.months().getField(CopticChronology.getInstanceUTC()));
83         assertEquals(CopticChronology.getInstanceUTC().months().isSupported(), DurationFieldType.months().isSupported(CopticChronology.getInstanceUTC()));
84         assertSerialization(DurationFieldType.months());
85     }
86
87     public void test_weekyears() throws Exception JavaDoc {
88         assertEquals(DurationFieldType.weekyears(), DurationFieldType.weekyears());
89         assertEquals("weekyears", DurationFieldType.weekyears().getName());
90         assertEquals(CopticChronology.getInstanceUTC().weekyears(), DurationFieldType.weekyears().getField(CopticChronology.getInstanceUTC()));
91         assertEquals(CopticChronology.getInstanceUTC().weekyears().isSupported(), DurationFieldType.weekyears().isSupported(CopticChronology.getInstanceUTC()));
92         assertSerialization(DurationFieldType.weekyears());
93     }
94
95     public void test_weeks() throws Exception JavaDoc {
96         assertEquals(DurationFieldType.weeks(), DurationFieldType.weeks());
97         assertEquals("weeks", DurationFieldType.weeks().getName());
98         assertEquals(CopticChronology.getInstanceUTC().weeks(), DurationFieldType.weeks().getField(CopticChronology.getInstanceUTC()));
99         assertEquals(CopticChronology.getInstanceUTC().weeks().isSupported(), DurationFieldType.weeks().isSupported(CopticChronology.getInstanceUTC()));
100         assertSerialization(DurationFieldType.weeks());
101     }
102
103     public void test_days() throws Exception JavaDoc {
104         assertEquals(DurationFieldType.days(), DurationFieldType.days());
105         assertEquals("days", DurationFieldType.days().getName());
106         assertEquals(CopticChronology.getInstanceUTC().days(), DurationFieldType.days().getField(CopticChronology.getInstanceUTC()));
107         assertEquals(CopticChronology.getInstanceUTC().days().isSupported(), DurationFieldType.days().isSupported(CopticChronology.getInstanceUTC()));
108         assertSerialization(DurationFieldType.days());
109     }
110
111     public void test_halfdays() throws Exception JavaDoc {
112         assertEquals(DurationFieldType.halfdays(), DurationFieldType.halfdays());
113         assertEquals("halfdays", DurationFieldType.halfdays().getName());
114         assertEquals(CopticChronology.getInstanceUTC().halfdays(), DurationFieldType.halfdays().getField(CopticChronology.getInstanceUTC()));
115         assertEquals(CopticChronology.getInstanceUTC().halfdays().isSupported(), DurationFieldType.halfdays().isSupported(CopticChronology.getInstanceUTC()));
116         assertSerialization(DurationFieldType.halfdays());
117     }
118
119     public void test_hours() throws Exception JavaDoc {
120         assertEquals(DurationFieldType.hours(), DurationFieldType.hours());
121         assertEquals("hours", DurationFieldType.hours().getName());
122         assertEquals(CopticChronology.getInstanceUTC().hours(), DurationFieldType.hours().getField(CopticChronology.getInstanceUTC()));
123         assertEquals(CopticChronology.getInstanceUTC().hours().isSupported(), DurationFieldType.hours().isSupported(CopticChronology.getInstanceUTC()));
124         assertSerialization(DurationFieldType.hours());
125     }
126
127     public void test_minutes() throws Exception JavaDoc {
128         assertEquals(DurationFieldType.minutes(), DurationFieldType.minutes());
129         assertEquals("minutes", DurationFieldType.minutes().getName());
130         assertEquals(CopticChronology.getInstanceUTC().minutes(), DurationFieldType.minutes().getField(CopticChronology.getInstanceUTC()));
131         assertEquals(CopticChronology.getInstanceUTC().minutes().isSupported(), DurationFieldType.minutes().isSupported(CopticChronology.getInstanceUTC()));
132         assertSerialization(DurationFieldType.minutes());
133     }
134
135     public void test_seconds() throws Exception JavaDoc {
136         assertEquals(DurationFieldType.seconds(), DurationFieldType.seconds());
137         assertEquals("seconds", DurationFieldType.seconds().getName());
138         assertEquals(CopticChronology.getInstanceUTC().seconds(), DurationFieldType.seconds().getField(CopticChronology.getInstanceUTC()));
139         assertEquals(CopticChronology.getInstanceUTC().seconds().isSupported(), DurationFieldType.seconds().isSupported(CopticChronology.getInstanceUTC()));
140         assertSerialization(DurationFieldType.seconds());
141     }
142
143     public void test_millis() throws Exception JavaDoc {
144         assertEquals(DurationFieldType.millis(), DurationFieldType.millis());
145         assertEquals("millis", DurationFieldType.millis().getName());
146         assertEquals(CopticChronology.getInstanceUTC().millis(), DurationFieldType.millis().getField(CopticChronology.getInstanceUTC()));
147         assertEquals(CopticChronology.getInstanceUTC().millis().isSupported(), DurationFieldType.millis().isSupported(CopticChronology.getInstanceUTC()));
148         assertSerialization(DurationFieldType.millis());
149     }
150
151     public void test_other() throws Exception JavaDoc {
152         assertEquals(1, DurationFieldType.class.getDeclaredClasses().length);
153         Class JavaDoc cls = DurationFieldType.class.getDeclaredClasses()[0];
154         assertEquals(1, cls.getDeclaredConstructors().length);
155         Constructor JavaDoc con = cls.getDeclaredConstructors()[0];
156         Object JavaDoc[] params = new Object JavaDoc[] {"other", new Byte JavaDoc((byte) 128)};
157         DurationFieldType type = (DurationFieldType) con.newInstance(params);
158         
159         assertEquals("other", type.getName());
160         try {
161             type.getField(CopticChronology.getInstanceUTC());
162             fail();
163         } catch (InternalError JavaDoc ex) {}
164         DurationFieldType result = doSerialization(type);
165         assertEquals(type.getName(), result.getName());
166         assertNotSame(type, result);
167     }
168
169     //-----------------------------------------------------------------------
170 private void assertSerialization(DurationFieldType type) throws Exception JavaDoc {
171         DurationFieldType result = doSerialization(type);
172         assertSame(type, result);
173     }
174
175     private DurationFieldType doSerialization(DurationFieldType type) throws Exception JavaDoc {
176         ByteArrayOutputStream JavaDoc baos = new ByteArrayOutputStream JavaDoc();
177         ObjectOutputStream JavaDoc oos = new ObjectOutputStream JavaDoc(baos);
178         oos.writeObject(type);
179         byte[] bytes = baos.toByteArray();
180         oos.close();
181         
182         ByteArrayInputStream JavaDoc bais = new ByteArrayInputStream JavaDoc(bytes);
183         ObjectInputStream JavaDoc ois = new ObjectInputStream JavaDoc(bais);
184         DurationFieldType result = (DurationFieldType) ois.readObject();
185         ois.close();
186         return result;
187     }
188
189 }
190
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