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 * https://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;
19
20 import static org.junit.jupiter.api.Assertions.assertThrows;
21
22 import org.junit.jupiter.api.Assertions;
23 import org.junit.jupiter.api.function.Executable;
24
25 /**
26 * Specialized APIs to complement {@link org.junit.jupiter.api.Assertions}.
27 */
28 public class LangAssertions {
29
30 /**
31 * Asserts that execution of the given {@code executable} throws a {@link IllegalArgumentException}.
32 *
33 * <p>
34 * The assertion passes if the thrown exception type is the same as {@link IllegalArgumentException} or a subtype. To check for the exact thrown type use
35 * {@link Assertions#assertThrowsExactly(Class, Executable) assertThrowsExactly}. If no exception is thrown, or if an exception of a different type is
36 * thrown, this method fails.
37 * </p>
38 *
39 * @param executable What to test.
40 * @return The thrown IllegalArgumentException.
41 * @see Assertions#assertThrowsExactly(Class, Executable)
42 */
43 public static IllegalArgumentException assertIllegalArgumentException(final Executable executable) {
44 return assertThrows(IllegalArgumentException.class, executable);
45 }
46
47 /**
48 * Asserts that execution of the given {@code executable} throws a {@link IllegalArgumentException}.
49 *
50 * <p>
51 * The assertion passes if the thrown exception type is the same as {@link IllegalArgumentException} or a subtype. To check for the exact thrown type use
52 * {@link Assertions#assertThrowsExactly(Class, Executable) assertThrowsExactly}. If no exception is thrown, or if an exception of a different type is
53 * thrown, this method fails with the given {@code message}.
54 * </p>
55 *
56 * @param executable What to test.
57 * @param message The message for the failure if the executable doesn't throw a IllegalArgumentException.
58 * @return The thrown IllegalArgumentException.
59 * @see Assertions#assertThrowsExactly(Class, Executable)
60 */
61 public static IllegalArgumentException assertIllegalArgumentException(final Executable executable, final String message) {
62 return assertThrows(IllegalArgumentException.class, executable, message);
63 }
64
65 /**
66 * Asserts that execution of the given {@code executable} throws a {@link IndexOutOfBoundsException}.
67 *
68 * <p>
69 * The assertion passes if the thrown exception type is the same as {@link IndexOutOfBoundsException} or a subtype. To check for the exact thrown type use
70 * {@link Assertions#assertThrowsExactly(Class, Executable) assertThrowsExactly}. If no exception is thrown, or if an exception of a different type is
71 * thrown, this method fails.
72 * </p>
73 *
74 * @param executable What to test.
75 * @return The thrown IndexOutOfBoundsException.
76 * @see Assertions#assertThrowsExactly(Class, Executable)
77 */
78 public static IndexOutOfBoundsException assertIndexOutOfBoundsException(final Executable executable) {
79 return assertThrows(IndexOutOfBoundsException.class, executable);
80 }
81
82 /**
83 * Asserts that execution of the given {@code executable} throws a {@link IndexOutOfBoundsException}.
84 *
85 * <p>
86 * The assertion passes if the thrown exception type is the same as {@link IndexOutOfBoundsException} or a subtype. To check for the exact thrown type use
87 * {@link Assertions#assertThrowsExactly(Class, Executable) assertThrowsExactly}. If no exception is thrown, or if an exception of a different type is
88 * thrown, this method fails with the given {@code message}.
89 * </p>
90 *
91 * @param executable What to test.
92 * @param message The message for the failure if the executable doesn't throw a IndexOutOfBoundsException.
93 * @return The thrown IndexOutOfBoundsException.
94 * @see Assertions#assertThrowsExactly(Class, Executable)
95 */
96 public static IndexOutOfBoundsException assertIndexOutOfBoundsException(final Executable executable, final String message) {
97 return assertThrows(IndexOutOfBoundsException.class, executable, message);
98 }
99
100 /**
101 * Asserts that execution of the given {@code executable} throws a {@link NullPointerException}.
102 *
103 * <p>
104 * The assertion passes if the thrown exception type is the same as {@link NullPointerException} or a subtype. To check for the exact thrown type use
105 * {@link Assertions#assertThrowsExactly(Class, Executable) assertThrowsExactly}. If no exception is thrown, or if an exception of a different type is
106 * thrown, this method fails.
107 * </p>
108 *
109 * @param executable What to test.
110 * @return The thrown NullPointerException.
111 * @see Assertions#assertThrowsExactly(Class, Executable)
112 */
113 public static NullPointerException assertNullPointerException(final Executable executable) {
114 return assertThrows(NullPointerException.class, executable);
115 }
116
117 /**
118 * Asserts that execution of the given {@code executable} throws a {@link NullPointerException}.
119 *
120 * <p>
121 * The assertion passes if the thrown exception type is the same as {@link NullPointerException} or a subtype. To check for the exact thrown type use
122 * {@link Assertions#assertThrowsExactly(Class, Executable) assertThrowsExactly}. If no exception is thrown, or if an exception of a different type is
123 * thrown, this method fails with the given {@code message}.
124 * </p>
125 *
126 * @param executable What to test.
127 * @param message The message for the failure if the executable doesn't throw a NullPointerException.
128 * @return The thrown NullPointerException.
129 * @see Assertions#assertThrowsExactly(Class, Executable)
130 */
131 public static NullPointerException assertNullPointerException(final Executable executable, final String message) {
132 return assertThrows(NullPointerException.class, executable, message);
133 }
134 }