1 /** 2 * Copyright (c) 2004-2011 QOS.ch 3 * All rights reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 * 24 */ 25 package org.slf4j; 26 27 import java.io.PrintStream; 28 import java.util.List; 29 import java.util.Random; 30 31 import junit.framework.TestCase; 32 33 public class MultiBindingAssertionTest extends TestCase { 34 35 StringPrintStream sps = new StringPrintStream(System.err); 36 PrintStream old = System.err; 37 int diff = 1024 + new Random().nextInt(10000); 38 MultiBindingAssertionTest(String name)39 public MultiBindingAssertionTest(String name) { 40 super(name); 41 } 42 setUp()43 protected void setUp() throws Exception { 44 super.setUp(); 45 System.setErr(sps); 46 } 47 tearDown()48 protected void tearDown() throws Exception { 49 super.tearDown(); 50 System.setErr(old); 51 } 52 test()53 public void test() throws Exception { 54 Logger logger = LoggerFactory.getLogger(this.getClass()); 55 String msg = "hello world " + diff; 56 logger.info(msg); 57 List<String> list = sps.stringList; 58 assertMsgContains(list, 0, "Class path contains multiple SLF4J bindings."); 59 assertMsgContains(list, 1, "Found binding in"); 60 assertMsgContains(list, 2, "Found binding in"); 61 assertMsgContains(list, 3, "See http://www.slf4j.org/codes.html"); 62 assertMsgContains(list, 4, "Actual binding is of type ["); 63 } 64 assertMsgContains(List<String> strList, int index, String msg)65 void assertMsgContains(List<String> strList, int index, String msg) { 66 assertTrue(((String) strList.get(index)).contains(msg)); 67 } 68 } 69