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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      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 libcore.java.time;
     17 
     18 import org.junit.Test;
     19 import java.time.OffsetDateTime;
     20 import java.time.ZoneOffset;
     21 import java.time.temporal.ChronoUnit;
     22 
     23 import static org.junit.Assert.assertEquals;
     24 
     25 /**
     26  * Additional tests for {@link OffsetDateTime}.
     27  *
     28  * @see tck.java.time.TCKOffsetDateTime
     29  * @see test.java.time.TestOffsetDateTime
     30  * @see test.java.time.TestOffsetDateTime_instants
     31  */
     32 public class OffsetDateTimeTest {
     33 
     34     private static final OffsetDateTime ODT =
     35             OffsetDateTime.of(2000, 1, 2, 3, 4, 5, 6, ZoneOffset.UTC);
     36     //                        2000-01-02T03:04:05.000000006 UTC
     37 
     38     @Test
     39     public void test_plus() {
     40         // Most of the logic is in LocalDateTime, to which OffsetDateTime#plus() delegates, verify
     41         // only some simple cases here. In-depth tests for LocalDateTime#plus() can be found in
     42         // TCKLocalDateTime.
     43         assertEquals(OffsetDateTime.of(2000, 1, 2, 4, 4, 5, 6, ZoneOffset.UTC),
     44                 ODT.plus(1, ChronoUnit.HOURS));
     45         assertEquals(OffsetDateTime.of(2000, 1, 3, 2, 4, 5, 6, ZoneOffset.UTC),
     46                 ODT.plus(23, ChronoUnit.HOURS));
     47         assertEquals(OffsetDateTime.of(2000, 1, 2, 3, 5, 5, 6, ZoneOffset.UTC),
     48                 ODT.plus(1, ChronoUnit.MINUTES));
     49         assertEquals(OffsetDateTime.of(2000, 1, 2, 3, 5, 5, 6, ZoneOffset.UTC),
     50                 ODT.plus(60, ChronoUnit.SECONDS));
     51         assertEquals(OffsetDateTime.of(2000, 1, 2, 3, 4, 5, 1_000_006, ZoneOffset.UTC),
     52                 ODT.plus(1, ChronoUnit.MILLIS));
     53         assertEquals(OffsetDateTime.of(2000, 1, 2, 3, 4, 5, 7, ZoneOffset.UTC),
     54                 ODT.plus(1, ChronoUnit.NANOS));
     55     }
     56 }
     57