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.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 public class IOExceptionWithCauseTest { 31 32 /** 33 * Tests the {@link IOExceptionWithCause#IOExceptionWithCause(String,Throwable)} constructor. 34 */ 35 @Test testIOExceptionStringThrowable()36 public void testIOExceptionStringThrowable() { 37 final Throwable cause = new IllegalArgumentException("cause"); 38 final IOException exception = new IOException("message", cause); 39 this.validate(exception, cause, "message"); 40 } 41 42 /** 43 * Tests the {@link IOExceptionWithCause#IOExceptionWithCause(Throwable)} constructor. 44 */ 45 46 @Test testIOExceptionThrowable()47 public void testIOExceptionThrowable() { 48 final Throwable cause = new IllegalArgumentException("cause"); 49 final IOException exception = new IOException(cause); 50 this.validate(exception, cause, "java.lang.IllegalArgumentException: cause"); 51 } 52 validate(final Throwable throwable, final Throwable expectedCause, final String expectedMessage)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 } 59