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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.commons.lang3.function;
19  
20  import static org.junit.jupiter.api.Assertions.assertEquals;
21  
22  import java.util.concurrent.atomic.AtomicReference;
23  
24  import org.apache.commons.lang3.AbstractLangTest;
25  import org.junit.jupiter.api.Test;
26  
27  /**
28   * Tests {@link TriConsumer}.
29   */
30  public class TriConsumerTest extends AbstractLangTest {
31  
32      @Test
33      public void testAccept() throws Throwable {
34          final AtomicReference<Character> ref1 = new AtomicReference<>();
35          final AtomicReference<Short> ref2 = new AtomicReference<>();
36          final AtomicReference<String> ref3 = new AtomicReference<>();
37          final TriConsumer<AtomicReference<Character>, AtomicReference<Short>, AtomicReference<String>> tri = (t, u,
38              v) -> {
39              ref1.set(Character.valueOf('a'));
40              ref2.set(Short.valueOf((short) 1));
41              ref3.set("z");
42          };
43          tri.accept(ref1, ref2, ref3);
44          assertEquals(Character.valueOf('a'), ref1.get());
45          assertEquals(Short.valueOf((short) 1), ref2.get());
46          assertEquals("z", ref3.get());
47      }
48  
49      @Test
50      public void testAndThen() throws Throwable {
51          final AtomicReference<Character> ref1 = new AtomicReference<>();
52          final AtomicReference<Short> ref2 = new AtomicReference<>();
53          final AtomicReference<String> ref3 = new AtomicReference<>();
54          final TriConsumer<AtomicReference<Character>, AtomicReference<Short>, AtomicReference<String>> tri = (t, u,
55              v) -> {
56              ref1.set(Character.valueOf('a'));
57              ref2.set(Short.valueOf((short) 1));
58              ref3.set("z");
59          };
60          final TriConsumer<AtomicReference<Character>, AtomicReference<Short>, AtomicReference<String>> triAfter = (t, u,
61              v) -> {
62              ref1.set(Character.valueOf('b'));
63              ref2.set(Short.valueOf((short) 2));
64              ref3.set("zz");
65          };
66          tri.andThen(triAfter).accept(ref1, ref2, ref3);
67          assertEquals(Character.valueOf('b'), ref1.get());
68          assertEquals(Short.valueOf((short) 2), ref2.get());
69          assertEquals("zz", ref3.get());
70      }
71  
72  }