View Javadoc
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  import static org.junit.jupiter.api.Assertions.assertFalse;
22  import static org.junit.jupiter.api.Assertions.assertThrows;
23  
24  import java.lang.reflect.Method;
25  
26  import org.apache.commons.lang3.exception.CustomCheckedException;
27  import org.apache.commons.lang3.exception.CustomUncheckedException;
28  import org.junit.jupiter.api.Test;
29  
30  /**
31   * Tests {@link MethodInvokers#asFailableBiConsumer(Method)}.
32   */
33  public class MethodInvokersFailableBiConsumerTest extends MethodFixtures {
34  
35      @Test
36      public void testApply1Arg() throws Throwable {
37          MethodInvokers.asFailableBiConsumer(getMethodForSetString1Arg()).accept(INSTANCE, "A");
38          assertEquals("A", INSTANCE.getValue1());
39      }
40  
41      @Test
42      public void testApply1ArgThrowsChecked() throws Exception {
43          assertThrows(CustomCheckedException.class, () -> MethodInvokers.asFailableBiConsumer(getMethodForSetString1ArgThrowsChecked()).accept(INSTANCE, "A"));
44      }
45  
46      @Test
47      public void testApply1ArgThrowsUnchecked() throws Exception {
48          assertThrows(CustomUncheckedException.class, () -> MethodInvokers.asFailableBiConsumer(getMethodForSetString1ArgThrowsUnchecked()).accept(INSTANCE, "A"));
49      }
50  
51      @Test
52      public void testConstructorForNull() throws Exception {
53          assertThrows(NullPointerException.class, () -> MethodInvokers.asFailableBiConsumer(null));
54      }
55  
56      @Test
57      public void testToString() throws SecurityException, ReflectiveOperationException {
58          // Should not blow up and must return _something_
59          assertFalse(MethodInvokers.asFailableBiConsumer(getMethodForSetString1Arg()).toString().isEmpty());
60      }
61  
62  }