40 * * Redistributions in binary form must reproduce the above copyright notice,
41 * this list of conditions and the following disclaimer in the documentation
42 * and/or other materials provided with the distribution.
43 *
44 * * Neither the name of JSR-310 nor the names of its contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
49 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
50 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
51 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
52 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
53 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
54 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
55 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
56 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
57 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
58 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
59 */
60 package test.java.time.temporal;
61
62 import java.time.DateTimeException;
63 import java.time.Instant;
64 import java.time.LocalDate;
65 import java.time.LocalTime;
66 import java.time.Month;
67 import java.time.ZoneOffset;
68
69 import java.time.temporal.OffsetDateTime;
70 import java.time.temporal.Year;
71
72 import static org.testng.Assert.assertEquals;
73
74 import org.testng.annotations.Test;
75
76 /**
77 * Test OffsetDate creation.
78 */
79 @Test
80 public class TestOffsetDateTime_instants {
81
82 private static final ZoneOffset OFFSET_PONE = ZoneOffset.ofHours(1);
83 private static final ZoneOffset OFFSET_MAX = ZoneOffset.ofHours(18);
84 private static final ZoneOffset OFFSET_MIN = ZoneOffset.ofHours(-18);
85
86 //-----------------------------------------------------------------------
87 @Test(expectedExceptions=NullPointerException.class)
88 public void factory_ofInstant_nullInstant() {
89 OffsetDateTime.ofInstant((Instant) null, OFFSET_PONE);
90 }
91
92 @Test(expectedExceptions=NullPointerException.class)
93 public void factory_ofInstant_nullOffset() {
94 Instant instant = Instant.ofEpochSecond(0L);
95 OffsetDateTime.ofInstant(instant, (ZoneOffset) null);
96 }
97
226 public void factory_ofInstant_maxInstantWithMinOffset() {
227 Instant instant = Instant.ofEpochSecond(Long.MAX_VALUE);
228 OffsetDateTime.ofInstant(instant, OFFSET_MIN);
229 }
230
231 //-----------------------------------------------------------------------
232 private void doTest_factory_ofInstant_all(long minYear, long maxYear) {
233 long days_0000_to_1970 = (146097 * 5) - (30 * 365 + 7);
234 int minOffset = (minYear <= 0 ? 0 : 3);
235 int maxOffset = (maxYear <= 0 ? 0 : 3);
236 long minDays = (minYear * 365L + ((minYear + minOffset) / 4L - (minYear + minOffset) / 100L + (minYear + minOffset) / 400L)) - days_0000_to_1970;
237 long maxDays = (maxYear * 365L + ((maxYear + maxOffset) / 4L - (maxYear + maxOffset) / 100L + (maxYear + maxOffset) / 400L)) + 365L - days_0000_to_1970;
238
239 final LocalDate maxDate = LocalDate.of(Year.MAX_VALUE, 12, 31);
240 OffsetDateTime expected = OffsetDateTime.of(LocalDate.of((int) minYear, 1, 1), LocalTime.of(0, 0, 0, 0), ZoneOffset.UTC);
241 for (long i = minDays; i < maxDays; i++) {
242 Instant instant = Instant.ofEpochSecond(i * 24L * 60L * 60L);
243 try {
244 OffsetDateTime test = OffsetDateTime.ofInstant(instant, ZoneOffset.UTC);
245 assertEquals(test, expected);
246 if (expected.getDate().equals(maxDate) == false) {
247 expected = expected.plusDays(1);
248 }
249 } catch (RuntimeException|Error ex) {
250 System.out.println("Error: " + i + " " + expected);
251 throw ex;
252 }
253 }
254 }
255
256 // for performance testing
257 // private void doTest_factory_ofInstant_all(int minYear, int maxYear) {
258 // long days_0000_to_1970 = (146097 * 5) - (30 * 365 + 7);
259 // int minOffset = (minYear <= 0 ? 0 : 3);
260 // int maxOffset = (maxYear <= 0 ? 0 : 3);
261 // long minDays = (long) (minYear * 365L + ((minYear + minOffset) / 4L - (minYear + minOffset) / 100L + (minYear + minOffset) / 400L)) - days_0000_to_1970;
262 // long maxDays = (long) (maxYear * 365L + ((maxYear + maxOffset) / 4L - (maxYear + maxOffset) / 100L + (maxYear + maxOffset) / 400L)) + 365L - days_0000_to_1970;
263 //
264 // OffsetDateTime expected = OffsetDateTime.dateTime(minYear, 1, 1, 0, 0, 0, 0, ZoneOffset.UTC);
265 // Date cutover = new Date(Long.MIN_VALUE);
266 // GregorianCalendar cal = new GregorianCalendar(TimeZone.getTimeZone("UTC"));
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40 * * Redistributions in binary form must reproduce the above copyright notice,
41 * this list of conditions and the following disclaimer in the documentation
42 * and/or other materials provided with the distribution.
43 *
44 * * Neither the name of JSR-310 nor the names of its contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
49 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
50 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
51 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
52 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
53 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
54 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
55 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
56 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
57 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
58 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
59 */
60 package test.java.time;
61
62 import java.time.DateTimeException;
63 import java.time.Instant;
64 import java.time.LocalDate;
65 import java.time.LocalTime;
66 import java.time.Month;
67 import java.time.ZoneOffset;
68
69 import java.time.OffsetDateTime;
70 import java.time.Year;
71
72 import static org.testng.Assert.assertEquals;
73
74 import org.testng.annotations.Test;
75
76 /**
77 * Test OffsetDateTime creation.
78 */
79 @Test
80 public class TestOffsetDateTime_instants {
81
82 private static final ZoneOffset OFFSET_PONE = ZoneOffset.ofHours(1);
83 private static final ZoneOffset OFFSET_MAX = ZoneOffset.ofHours(18);
84 private static final ZoneOffset OFFSET_MIN = ZoneOffset.ofHours(-18);
85
86 //-----------------------------------------------------------------------
87 @Test(expectedExceptions=NullPointerException.class)
88 public void factory_ofInstant_nullInstant() {
89 OffsetDateTime.ofInstant((Instant) null, OFFSET_PONE);
90 }
91
92 @Test(expectedExceptions=NullPointerException.class)
93 public void factory_ofInstant_nullOffset() {
94 Instant instant = Instant.ofEpochSecond(0L);
95 OffsetDateTime.ofInstant(instant, (ZoneOffset) null);
96 }
97
226 public void factory_ofInstant_maxInstantWithMinOffset() {
227 Instant instant = Instant.ofEpochSecond(Long.MAX_VALUE);
228 OffsetDateTime.ofInstant(instant, OFFSET_MIN);
229 }
230
231 //-----------------------------------------------------------------------
232 private void doTest_factory_ofInstant_all(long minYear, long maxYear) {
233 long days_0000_to_1970 = (146097 * 5) - (30 * 365 + 7);
234 int minOffset = (minYear <= 0 ? 0 : 3);
235 int maxOffset = (maxYear <= 0 ? 0 : 3);
236 long minDays = (minYear * 365L + ((minYear + minOffset) / 4L - (minYear + minOffset) / 100L + (minYear + minOffset) / 400L)) - days_0000_to_1970;
237 long maxDays = (maxYear * 365L + ((maxYear + maxOffset) / 4L - (maxYear + maxOffset) / 100L + (maxYear + maxOffset) / 400L)) + 365L - days_0000_to_1970;
238
239 final LocalDate maxDate = LocalDate.of(Year.MAX_VALUE, 12, 31);
240 OffsetDateTime expected = OffsetDateTime.of(LocalDate.of((int) minYear, 1, 1), LocalTime.of(0, 0, 0, 0), ZoneOffset.UTC);
241 for (long i = minDays; i < maxDays; i++) {
242 Instant instant = Instant.ofEpochSecond(i * 24L * 60L * 60L);
243 try {
244 OffsetDateTime test = OffsetDateTime.ofInstant(instant, ZoneOffset.UTC);
245 assertEquals(test, expected);
246 if (expected.toLocalDate().equals(maxDate) == false) {
247 expected = expected.plusDays(1);
248 }
249 } catch (RuntimeException|Error ex) {
250 System.out.println("Error: " + i + " " + expected);
251 throw ex;
252 }
253 }
254 }
255
256 // for performance testing
257 // private void doTest_factory_ofInstant_all(int minYear, int maxYear) {
258 // long days_0000_to_1970 = (146097 * 5) - (30 * 365 + 7);
259 // int minOffset = (minYear <= 0 ? 0 : 3);
260 // int maxOffset = (maxYear <= 0 ? 0 : 3);
261 // long minDays = (long) (minYear * 365L + ((minYear + minOffset) / 4L - (minYear + minOffset) / 100L + (minYear + minOffset) / 400L)) - days_0000_to_1970;
262 // long maxDays = (long) (maxYear * 365L + ((maxYear + maxOffset) / 4L - (maxYear + maxOffset) / 100L + (maxYear + maxOffset) / 400L)) + 365L - days_0000_to_1970;
263 //
264 // OffsetDateTime expected = OffsetDateTime.dateTime(minYear, 1, 1, 0, 0, 0, 0, ZoneOffset.UTC);
265 // Date cutover = new Date(Long.MIN_VALUE);
266 // GregorianCalendar cal = new GregorianCalendar(TimeZone.getTimeZone("UTC"));
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