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.io;
19
20 import static org.junit.jupiter.api.Assertions.assertEquals;
21 import static org.junit.jupiter.api.Assertions.assertSame;
22
23 import java.io.IOException;
24
25 import org.junit.jupiter.api.Test;
26
27 /**
28 * Tests {@link IOExceptionWithCause}.
29 */
30 class IOExceptionWithCauseTest {
31
32 /**
33 * Tests the {@link IOExceptionWithCause#IOExceptionWithCause(String,Throwable)} constructor.
34 */
35 @Test
36 void testIOExceptionStringThrowable() {
37 final Throwable cause = new IllegalArgumentException("cause");
38 final IOException exception = new IOException("message", cause);
39 validate(exception, cause, "message");
40 }
41
42 /**
43 * Tests the {@link IOExceptionWithCause#IOExceptionWithCause(Throwable)} constructor.
44 */
45
46 @Test
47 void testIOExceptionThrowable() {
48 final Throwable cause = new IllegalArgumentException("cause");
49 final IOException exception = new IOException(cause);
50 validate(exception, cause, "java.lang.IllegalArgumentException: cause");
51 }
52
53 void validate(final Throwable throwable, final Throwable expectedCause, final String expectedMessage) {
54 assertEquals(expectedMessage, throwable.getMessage());
55 assertEquals(expectedCause, throwable.getCause());
56 assertSame(expectedCause, throwable.getCause());
57 }
58 }