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.apache.commons.logging.impl;
26
27import java.io.ByteArrayInputStream;
28import java.io.ByteArrayOutputStream;
29import java.io.IOException;
30import java.io.ObjectInputStream;
31import java.io.ObjectOutputStream;
32
33import junit.framework.TestCase;
34
35import org.apache.commons.logging.Log;
36import org.apache.commons.logging.LogFactory;
37import org.slf4j.impl.JDK14LoggerFactory;
38import org.slf4j.spi.LocationAwareLogger;
39
40public class SerializationTest extends TestCase {
41
42    ObjectInputStream ois;
43    ByteArrayOutputStream baos = new ByteArrayOutputStream();
44    ObjectOutputStream oos;
45
46    public SerializationTest(String name) {
47        super(name);
48    }
49
50    protected void setUp() throws Exception {
51        oos = new ObjectOutputStream(baos);
52        super.setUp();
53    }
54
55    protected void tearDown() throws Exception {
56        super.tearDown();
57        oos.close();
58    }
59
60    public void verify() throws IOException, ClassNotFoundException {
61        ByteArrayInputStream bis = new ByteArrayInputStream(baos.toByteArray());
62        ois = new ObjectInputStream(bis);
63
64        Log resuscitatedLog = (Log) ois.readObject();
65        // tests that the "private transient Logger logger" field is non-null
66        resuscitatedLog.debug("");
67        resuscitatedLog.isDebugEnabled();
68    }
69
70    public void testSLF4JLog() throws Exception {
71        JDK14LoggerFactory factory = new JDK14LoggerFactory();
72        SLF4JLog log = new SLF4JLog(factory.getLogger("x"));
73        oos.writeObject(log);
74        verify();
75    }
76
77    public void testSmoke() throws Exception {
78        Log log = LogFactory.getLog("testing");
79        oos.writeObject(log);
80        verify();
81    }
82
83    public void testLocationAware() throws Exception {
84        JDK14LoggerFactory factory = new JDK14LoggerFactory();
85        SLF4JLocationAwareLog log = new SLF4JLocationAwareLog((LocationAwareLogger) factory.getLogger("x"));
86        oos.writeObject(log);
87        verify();
88    }
89}
90