| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * https://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.directory.api.util.exception; |
| |
| |
| import static org.hamcrest.CoreMatchers.containsString; |
| import static org.hamcrest.CoreMatchers.equalTo; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.PrintStream; |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| |
| import org.junit.jupiter.api.AfterEach; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class RuntimeMultiExceptionTest |
| { |
| private PrintStream originalOut; |
| private PrintStream originalErr; |
| |
| |
| @BeforeEach |
| public void setUp() |
| { |
| originalOut = System.out; |
| originalErr = System.err; |
| } |
| |
| |
| @AfterEach |
| public void tearDown() |
| { |
| System.setOut( originalOut ); |
| System.setErr( originalErr ); |
| } |
| |
| |
| @Test |
| public void testPrintStacktracePrintWriterDoesNotWriteToSystemOutErr() |
| { |
| ByteArrayOutputStream systemOut = new ByteArrayOutputStream(); |
| PrintStream systemPrintStream = new PrintStream( systemOut ); |
| System.setOut( systemPrintStream ); |
| System.setErr( systemPrintStream ); |
| |
| StringWriter customOut = new StringWriter(); |
| PrintWriter customPrintWriter = new PrintWriter( customOut ); |
| RuntimeMultiException runtimeMultiException = new RuntimeMultiException( "multi" ); |
| runtimeMultiException.addThrowable( new Exception( "nested1" ) ); |
| runtimeMultiException.addThrowable( new Exception( "nested2" ) ); |
| runtimeMultiException.printStackTrace( customPrintWriter ); |
| |
| assertThat( customOut.toString(), containsString( "multi" ) ); |
| assertThat( customOut.toString(), containsString( "nested1" ) ); |
| assertThat( customOut.toString(), containsString( "nested2" ) ); |
| assertThat( systemOut.size(), equalTo( 0 ) ); |
| } |
| |
| |
| @Test |
| public void testPrintStacktraceToPrintStreamDoesNotWriteToSystemOutErr() |
| { |
| ByteArrayOutputStream systemOut = new ByteArrayOutputStream(); |
| PrintStream systemPrintStream = new PrintStream( systemOut ); |
| System.setOut( systemPrintStream ); |
| System.setErr( systemPrintStream ); |
| |
| ByteArrayOutputStream customOut = new ByteArrayOutputStream(); |
| PrintStream customPrintWriter = new PrintStream( customOut ); |
| RuntimeMultiException runtimeMultiException = new RuntimeMultiException( "multi" ); |
| runtimeMultiException.addThrowable( new Exception( "nested1" ) ); |
| runtimeMultiException.addThrowable( new Exception( "nested2" ) ); |
| runtimeMultiException.printStackTrace( customPrintWriter ); |
| |
| assertThat( customOut.toString(), containsString( "multi" ) ); |
| assertThat( customOut.toString(), containsString( "nested1" ) ); |
| assertThat( customOut.toString(), containsString( "nested2" ) ); |
| assertThat( systemOut.size(), equalTo( 0 ) ); |
| } |
| } |