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Java > Open Source Codes > org > joda > time > convert > TestNullConverter


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.convert;
17
18 import java.lang.reflect.Constructor JavaDoc;
19 import java.lang.reflect.Field JavaDoc;
20 import java.lang.reflect.Modifier JavaDoc;
21 import java.util.Arrays JavaDoc;
22 import java.util.Locale JavaDoc;
23 import java.util.TimeZone JavaDoc;
24
25 import junit.framework.TestCase;
26 import junit.framework.TestSuite;
27
28 import org.joda.time.Chronology;
29 import org.joda.time.DateTimeConstants;
30 import org.joda.time.DateTimeUtils;
31 import org.joda.time.DateTimeZone;
32 import org.joda.time.MutableInterval;
33 import org.joda.time.MutablePeriod;
34 import org.joda.time.PeriodType;
35 import org.joda.time.TimeOfDay;
36 import org.joda.time.chrono.CopticChronology;
37 import org.joda.time.chrono.GJChronology;
38 import org.joda.time.chrono.ISOChronology;
39 import org.joda.time.chrono.JulianChronology;
40
41 /**
42  * This class is a Junit unit test for NullConverter.
43  *
44  * @author Stephen Colebourne
45  */

46 public class TestNullConverter extends TestCase {
47
48     private long TEST_TIME_NOW =
49             20 * DateTimeConstants.MILLIS_PER_DAY
50             + 10L * DateTimeConstants.MILLIS_PER_HOUR
51             + 20L * DateTimeConstants.MILLIS_PER_MINUTE
52             + 30L * DateTimeConstants.MILLIS_PER_SECOND
53             + 40L;
54             
55     private static final DateTimeZone UTC = DateTimeZone.UTC;
56     private static final DateTimeZone PARIS = DateTimeZone.forID("Europe/Paris");
57     private static final Chronology ISO_PARIS = ISOChronology.getInstance(PARIS);
58     private static Chronology ISO;
59     private static Chronology JULIAN;
60     
61     private DateTimeZone zone = null;
62     private DateTimeZone originalDateTimeZone = null;
63     private TimeZone JavaDoc originalTimeZone = null;
64     private Locale JavaDoc originalLocale = null;
65
66     public static void main(String JavaDoc[] args) {
67         junit.textui.TestRunner.run(suite());
68     }
69
70     public static TestSuite suite() {
71         return new TestSuite(TestNullConverter.class);
72     }
73
74     public TestNullConverter(String JavaDoc name) {
75         super(name);
76     }
77
78     protected void setUp() throws Exception JavaDoc {
79         DateTimeUtils.setCurrentMillisFixed(TEST_TIME_NOW);
80         originalDateTimeZone = DateTimeZone.getDefault();
81         originalTimeZone = TimeZone.getDefault();
82         originalLocale = Locale.getDefault();
83         DateTimeZone.setDefault(DateTimeZone.forID("Europe/London"));
84         TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
85         Locale.setDefault(Locale.UK);
86         
87         ISO = ISOChronology.getInstance();
88         JULIAN = JulianChronology.getInstance();
89     }
90
91     protected void tearDown() throws Exception JavaDoc {
92         DateTimeUtils.setCurrentMillisSystem();
93         DateTimeZone.setDefault(originalDateTimeZone);
94         TimeZone.setDefault(originalTimeZone);
95         Locale.setDefault(originalLocale);
96         originalDateTimeZone = null;
97         originalTimeZone = null;
98         originalLocale = null;
99     }
100
101     //-----------------------------------------------------------------------
102
public void testSingleton() throws Exception JavaDoc {
103         Class JavaDoc cls = NullConverter.class;
104         assertEquals(false, Modifier.isPublic(cls.getModifiers()));
105         assertEquals(false, Modifier.isProtected(cls.getModifiers()));
106         assertEquals(false, Modifier.isPrivate(cls.getModifiers()));
107         
108         Constructor JavaDoc con = cls.getDeclaredConstructor((Class JavaDoc[]) null);
109         assertEquals(1, cls.getDeclaredConstructors().length);
110         assertEquals(true, Modifier.isProtected(con.getModifiers()));
111         
112         Field JavaDoc fld = cls.getDeclaredField("INSTANCE");
113         assertEquals(false, Modifier.isPublic(fld.getModifiers()));
114         assertEquals(false, Modifier.isProtected(fld.getModifiers()));
115         assertEquals(false, Modifier.isPrivate(fld.getModifiers()));
116     }
117
118     //-----------------------------------------------------------------------
119
public void testSupportedType() throws Exception JavaDoc {
120         assertEquals(null, NullConverter.INSTANCE.getSupportedType());
121     }
122
123     //-----------------------------------------------------------------------
124
public void testGetInstantMillis_Object_Chronology() throws Exception JavaDoc {
125         assertEquals(TEST_TIME_NOW, NullConverter.INSTANCE.getInstantMillis(null, JULIAN));
126         assertEquals(TEST_TIME_NOW, NullConverter.INSTANCE.getInstantMillis(null, (Chronology) null));
127     }
128
129     //-----------------------------------------------------------------------
130
public void testGetChronology_Object_Zone() throws Exception JavaDoc {
131         assertEquals(ISO_PARIS, NullConverter.INSTANCE.getChronology(null, PARIS));
132         assertEquals(ISO, NullConverter.INSTANCE.getChronology(null, (DateTimeZone) null));
133     }
134
135     public void testGetChronology_Object_Chronology() throws Exception JavaDoc {
136         assertEquals(JULIAN, NullConverter.INSTANCE.getChronology(null, JULIAN));
137         assertEquals(ISO, NullConverter.INSTANCE.getChronology(null, (Chronology) null));
138     }
139
140     //-----------------------------------------------------------------------
141
public void testGetPartialValues() throws Exception JavaDoc {
142         TimeOfDay tod = new TimeOfDay();
143         int[] expected = new int[] {10 + 1, 20, 30, 40}; // now
144
int[] actual = NullConverter.INSTANCE.getPartialValues(tod, null, ISOChronology.getInstance());
145         assertEquals(true, Arrays.equals(expected, actual));
146     }
147
148     //-----------------------------------------------------------------------
149
public void testGetDurationMillis_Object() throws Exception JavaDoc {
150         assertEquals(0L, NullConverter.INSTANCE.getDurationMillis(null));
151     }
152
153     //-----------------------------------------------------------------------
154
public void testGetPeriodType_Object() throws Exception JavaDoc {
155         assertEquals(PeriodType.standard(),
156             NullConverter.INSTANCE.getPeriodType(null));
157     }
158
159     public void testSetInto_Object() throws Exception JavaDoc {
160         MutablePeriod m = new MutablePeriod(PeriodType.millis());
161         NullConverter.INSTANCE.setInto(m, null, null);
162         assertEquals(0L, m.getMillis());
163     }
164
165     //-----------------------------------------------------------------------
166
public void testIsReadableInterval_Object_Chronology() throws Exception JavaDoc {
167         assertEquals(false, NullConverter.INSTANCE.isReadableInterval(null, null));
168     }
169
170     public void testSetInto_Object_Chronology1() throws Exception JavaDoc {
171         MutableInterval m = new MutableInterval(1000L, 2000L, GJChronology.getInstance());
172         NullConverter.INSTANCE.setInto(m, null, null);
173         assertEquals(TEST_TIME_NOW, m.getStartMillis());
174         assertEquals(TEST_TIME_NOW, m.getEndMillis());
175         assertEquals(ISOChronology.getInstance(), m.getChronology());
176     }
177
178     public void testSetInto_Object_Chronology2() throws Exception JavaDoc {
179         MutableInterval m = new MutableInterval(1000L, 2000L, GJChronology.getInstance());
180         NullConverter.INSTANCE.setInto(m, null, CopticChronology.getInstance());
181         assertEquals(TEST_TIME_NOW, m.getStartMillis());
182         assertEquals(TEST_TIME_NOW, m.getEndMillis());
183         assertEquals(CopticChronology.getInstance(), m.getChronology());
184     }
185
186     //-----------------------------------------------------------------------
187
public void testToString() {
188         assertEquals("Converter[null]", NullConverter.INSTANCE.toString());
189     }
190
191 }
192
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