KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > joda > time > tz > TestBuilder


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.tz;
17
18 import java.io.ByteArrayInputStream JavaDoc;
19 import java.io.ByteArrayOutputStream JavaDoc;
20 import java.io.IOException JavaDoc;
21
22 import junit.framework.TestCase;
23 import junit.framework.TestSuite;
24
25 import org.joda.time.DateTime;
26 import org.joda.time.DateTimeZone;
27 import org.joda.time.format.DateTimeFormatter;
28 import org.joda.time.format.DateTimeFormatterBuilder;
29
30 /**
31  * Test cases for DateTimeZoneBuilder.
32  *
33  * @author Brian S O'Neill
34  */
35 public class TestBuilder extends TestCase {
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(TestBuilder.class);
42     }
43
44     static final DateTimeFormatter OFFSET_FORMATTER = new DateTimeFormatterBuilder()
45         .appendTimeZoneOffset(null, true, 2, 4)
46         .toFormatter();
47
48     // Each row is {transition, nameKey, standardOffset, offset}
49 static final String JavaDoc[][] AMERICA_LOS_ANGELES_DATA = {
50         {null, "LMT", "-07:52:58", "-07:52:58"},
51         {"1883-11-18T19:52:58.000Z", "PST", "-08:00", "-08:00"},
52         {"1918-03-31T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
53         {"1918-10-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
54         {"1919-03-30T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
55         {"1919-10-26T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
56         {"1942-02-09T02:00:00.000-08:00", "PWT", "-08:00", "-07:00"},
57         {"1945-08-14T23:00:00.000Z", "PPT", "-08:00", "-07:00"},
58         {"1945-09-30T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
59         {"1948-03-14T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
60         {"1949-01-01T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
61         {"1950-04-30T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
62         {"1950-09-24T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
63         {"1951-04-29T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
64         {"1951-09-30T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
65         {"1952-04-27T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
66         {"1952-09-28T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
67         {"1953-04-26T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
68         {"1953-09-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
69         {"1954-04-25T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
70         {"1954-09-26T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
71         {"1955-04-24T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
72         {"1955-09-25T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
73         {"1956-04-29T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
74         {"1956-09-30T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
75         {"1957-04-28T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
76         {"1957-09-29T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
77         {"1958-04-27T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
78         {"1958-09-28T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
79         {"1959-04-26T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
80         {"1959-09-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
81         {"1960-04-24T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
82         {"1960-09-25T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
83         {"1961-04-30T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
84         {"1961-09-24T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
85         {"1962-04-29T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
86         {"1962-10-28T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
87         {"1963-04-28T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
88         {"1963-10-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
89         {"1964-04-26T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
90         {"1964-10-25T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
91         {"1965-04-25T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
92         {"1965-10-31T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
93         {"1966-04-24T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
94         {"1966-10-30T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
95         {"1967-04-30T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
96         {"1967-10-29T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
97         {"1968-04-28T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
98         {"1968-10-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
99         {"1969-04-27T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
100         {"1969-10-26T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
101         {"1970-04-26T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
102         {"1970-10-25T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
103         {"1971-04-25T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
104         {"1971-10-31T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
105         {"1972-04-30T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
106         {"1972-10-29T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
107         {"1973-04-29T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
108         {"1973-10-28T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
109         {"1974-01-06T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
110         {"1974-10-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
111         {"1975-02-23T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
112         {"1975-10-26T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
113         {"1976-04-25T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
114         {"1976-10-31T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
115         {"1977-04-24T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
116         {"1977-10-30T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
117         {"1978-04-30T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
118         {"1978-10-29T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
119         {"1979-04-29T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
120         {"1979-10-28T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
121         {"1980-04-27T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
122         {"1980-10-26T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
123         {"1981-04-26T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
124         {"1981-10-25T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
125         {"1982-04-25T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
126         {"1982-10-31T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
127         {"1983-04-24T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
128         {"1983-10-30T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
129         {"1984-04-29T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
130         {"1984-10-28T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
131         {"1985-04-28T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
132         {"1985-10-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
133         {"1986-04-27T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
134         {"1986-10-26T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
135         {"1987-04-05T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
136         {"1987-10-25T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
137         {"1988-04-03T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
138         {"1988-10-30T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
139         {"1989-04-02T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
140         {"1989-10-29T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
141         {"1990-04-01T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
142         {"1990-10-28T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
143         {"1991-04-07T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
144         {"1991-10-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
145         {"1992-04-05T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
146         {"1992-10-25T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
147         {"1993-04-04T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
148         {"1993-10-31T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
149         {"1994-04-03T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
150         {"1994-10-30T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
151         {"1995-04-02T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
152         {"1995-10-29T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
153         {"1996-04-07T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
154         {"1996-10-27T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
155         {"1997-04-06T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
156         {"1997-10-26T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
157         {"1998-04-05T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
158         {"1998-10-25T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
159         {"1999-04-04T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
160         {"1999-10-31T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
161         {"2000-04-02T02:00:00.000-08:00", "PDT", "-08:00", "-07:00"},
162         {"2000-10-29T02:00:00.000-07:00", "PST", "-08:00", "-08:00"},
163     };
164
165     static DateTimeZoneBuilder buildAmericaLosAngelesBuilder() {
166         return new DateTimeZoneBuilder()
167             .addCutover(-2147483648, 'w', 1, 1, 0, false, 0)
168             .setStandardOffset(-28378000)
169             .setFixedSavings("LMT", 0)
170             .addCutover(1883, 'w', 11, 18, 0, false, 43200000)
171             .setStandardOffset(-28800000)
172             .addRecurringSavings("PDT", 3600000, 1918, 1919, 'w', 3, -1, 7, false, 7200000)
173             .addRecurringSavings("PST", 0, 1918, 1919, 'w', 10, -1, 7, false, 7200000)
174             .addRecurringSavings("PWT", 3600000, 1942, 1942, 'w', 2, 9, 0, false, 7200000)
175             .addRecurringSavings("PPT", 3600000, 1945, 1945, 'u', 8, 14, 0, false, 82800000)
176             .addRecurringSavings("PST", 0, 1945, 1945, 'w', 9, 30, 0, false, 7200000)
177             .addRecurringSavings("PDT", 3600000, 1948, 1948, 'w', 3, 14, 0, false, 7200000)
178             .addRecurringSavings("PST", 0, 1949, 1949, 'w', 1, 1, 0, false, 7200000)
179             .addRecurringSavings("PDT", 3600000, 1950, 1966, 'w', 4, -1, 7, false, 7200000)
180             .addRecurringSavings("PST", 0, 1950, 1961, 'w', 9, -1, 7, false, 7200000)
181             .addRecurringSavings("PST", 0, 1962, 1966, 'w', 10, -1, 7, false, 7200000)
182             .addRecurringSavings("PST", 0, 1967, 2147483647, 'w', 10, -1, 7, false, 7200000)
183             .addRecurringSavings("PDT", 3600000, 1967, 1973, 'w', 4, -1, 7, false, 7200000)
184             .addRecurringSavings("PDT", 3600000, 1974, 1974, 'w', 1, 6, 0, false, 7200000)
185             .addRecurringSavings("PDT", 3600000, 1975, 1975, 'w', 2, 23, 0, false, 7200000)
186             .addRecurringSavings("PDT", 3600000, 1976, 1986, 'w', 4, -1, 7, false, 7200000)
187             .addRecurringSavings("PDT", 3600000, 1987, 2147483647, 'w', 4, 1, 7, true, 7200000);
188     }
189
190     static DateTimeZone buildAmericaLosAngeles() {
191         return buildAmericaLosAngelesBuilder().toDateTimeZone("America/Los_Angeles");
192     }
193
194     private DateTimeZone originalDateTimeZone = null;
195
196     public TestBuilder(String JavaDoc name) {
197         super(name);
198     }
199
200     protected void setUp() throws Exception JavaDoc {
201         originalDateTimeZone = DateTimeZone.getDefault();
202         DateTimeZone.setDefault(DateTimeZone.UTC);
203     }
204
205     protected void tearDown() throws Exception JavaDoc {
206         DateTimeZone.setDefault(originalDateTimeZone);
207     }
208
209     public void testID() {
210         DateTimeZone tz = buildAmericaLosAngeles();
211         assertEquals("America/Los_Angeles", tz.getID());
212         assertEquals(false, tz.isFixed());
213     }
214
215     public void testForwardTransitions() {
216         DateTimeZone tz = buildAmericaLosAngeles();
217         testForwardTransitions(tz, AMERICA_LOS_ANGELES_DATA);
218     }
219
220     static void testForwardTransitions(DateTimeZone tz, String JavaDoc[][] data) {
221         long instant = Long.MIN_VALUE;
222         for (int i=0; i<data.length; i++) {
223             String JavaDoc[] row = data[i];
224             long expectedInstant = instant;
225             if (row[0] != null) {
226                 instant = tz.nextTransition(instant);
227                 expectedInstant = new DateTime(row[0]).getMillis();
228             }
229
230             String JavaDoc expectedKey = row[1];
231             int expectedStandardOffset = -(int) OFFSET_FORMATTER.parseMillis(row[2]);
232             int expectedOffset = -(int) OFFSET_FORMATTER.parseMillis(row[3]);
233
234             assertEquals(expectedInstant, instant);
235             assertEquals(expectedKey, tz.getNameKey(instant));
236             assertEquals(expectedStandardOffset, tz.getStandardOffset(instant));
237             assertEquals(expectedOffset, tz.getOffset(instant));
238
239             // Sample a few instants between transitions.
240 if (i < data.length - 1) {
241                 long nextInstant = new DateTime(data[i + 1][0]).getMillis();
242                 long span = (nextInstant - instant) / 10;
243                 for (int j=1; j<10; j++) {
244                     long between = instant + j * span;
245                     assertEquals(expectedKey, tz.getNameKey(between));
246                     assertEquals(expectedStandardOffset, tz.getStandardOffset(between));
247                     assertEquals(expectedOffset, tz.getOffset(between));
248                 }
249             }
250         }
251     }
252
253     public void testReverseTransitions() {
254         DateTimeZone tz = buildAmericaLosAngeles();
255         testReverseTransitions(tz, AMERICA_LOS_ANGELES_DATA);
256     }
257
258     static void testReverseTransitions(DateTimeZone tz, String JavaDoc[][] data) {
259         long instant = new DateTime(data[data.length - 1][0]).getMillis();
260         for (int i=data.length; --i>=1; ) {
261             String JavaDoc[] row = data[i];
262             String JavaDoc[] prevRow = data[i - 1];
263             instant = tz.previousTransition(instant);
264
265             long expectedInstant = new DateTime(row[0]).getMillis() - 1;
266             String JavaDoc expectedKey = prevRow[1];
267             int expectedStandardOffset = -(int) OFFSET_FORMATTER.parseMillis(prevRow[2]);
268             int expectedOffset = -(int) OFFSET_FORMATTER.parseMillis(prevRow[3]);
269
270             assertEquals(expectedInstant, instant);
271             assertEquals(expectedKey, tz.getNameKey(instant));
272             assertEquals(expectedStandardOffset, tz.getStandardOffset(instant));
273             assertEquals(expectedOffset, tz.getOffset(instant));
274         }
275     }
276
277     public void testSerialization() throws IOException JavaDoc {
278         DateTimeZone tz = testSerialization
279             (buildAmericaLosAngelesBuilder(), "America/Los_Angeles");
280
281         assertEquals(false, tz.isFixed());
282         testForwardTransitions(tz, AMERICA_LOS_ANGELES_DATA);
283         testReverseTransitions(tz, AMERICA_LOS_ANGELES_DATA);
284     }
285
286     static DateTimeZone testSerialization(DateTimeZoneBuilder builder, String JavaDoc id)
287         throws IOException JavaDoc
288     {
289         ByteArrayOutputStream JavaDoc out = new ByteArrayOutputStream JavaDoc();
290         builder.writeTo(out);
291         ByteArrayInputStream JavaDoc in = new ByteArrayInputStream JavaDoc(out.toByteArray());
292         DateTimeZone tz = DateTimeZoneBuilder.readFrom(in, id);
293         assertEquals(id, tz.getID());
294         return tz;
295     }
296
297     public void testFixed() throws IOException JavaDoc {
298         DateTimeZoneBuilder builder = new DateTimeZoneBuilder()
299             .setStandardOffset(3600000)
300             .setFixedSavings("LMT", 0);
301         DateTimeZone tz = builder.toDateTimeZone("Test");
302
303         for (int i=0; i<2; i++) {
304             assertEquals("Test", tz.getID());
305             assertEquals(true, tz.isFixed());
306             assertEquals(3600000, tz.getOffset(0));
307             assertEquals(3600000, tz.getStandardOffset(0));
308             assertEquals(0, tz.nextTransition(0));
309             assertEquals(0, tz.previousTransition(0));
310
311             tz = testSerialization(builder, "Test");
312         }
313     }
314 }
315
Popular Tags