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 */
25package org.slf4j;
26
27import java.io.PrintStream;
28import java.util.List;
29import java.util.Random;
30
31import junit.framework.TestCase;
32
33public 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
39    public MultiBindingAssertionTest(String name) {
40        super(name);
41    }
42
43    protected void setUp() throws Exception {
44        super.setUp();
45        System.setErr(sps);
46    }
47
48    protected void tearDown() throws Exception {
49        super.tearDown();
50        System.setErr(old);
51    }
52
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
65    void assertMsgContains(List<String> strList, int index, String msg) {
66        assertTrue(((String) strList.get(index)).contains(msg));
67    }
68}
69