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1   /**
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
4    *
5    * This program and the accompanying materials are dual-licensed under
6    * either the terms of the Eclipse Public License v1.0 as published by
7    * the Eclipse Foundation
8    *
9    *   or (per the licensee's choosing)
10   *
11   * under the terms of the GNU Lesser General Public License version 2.1
12   * as published by the Free Software Foundation.
13   */
14  package ch.qos.logback.classic.pattern;
15  
16  import static org.junit.Assert.assertEquals;
17  import static org.junit.Assert.assertTrue;
18  
19  import org.junit.After;
20  import org.junit.Before;
21  import org.junit.Test;
22  import org.slf4j.MDC;
23  
24  import ch.qos.logback.classic.Level;
25  import ch.qos.logback.classic.Logger;
26  import ch.qos.logback.classic.LoggerContext;
27  import ch.qos.logback.classic.spi.ILoggingEvent;
28  import ch.qos.logback.classic.spi.LoggingEvent;
29  import ch.qos.logback.core.testUtil.RandomUtil;
30  
31  public class MDCConverterTest {
32  
33      LoggerContext lc;
34      MDCConverter converter;
35      int diff = RandomUtil.getPositiveInt();
36  
37      @Before
38      public void setUp() throws Exception {
39          lc = new LoggerContext();
40          converter = new MDCConverter();
41          converter.start();
42          MDC.clear();
43      }
44  
45      @After
46      public void tearDown() throws Exception {
47          lc = null;
48          converter.stop();
49          converter = null;
50          MDC.clear();
51      }
52  
53      @Test
54      public void testConvertWithOneEntry() {
55          String k = "MDCConverterTest_k" + diff;
56          String v = "MDCConverterTest_v" + diff;
57  
58          MDC.put(k, v);
59          ILoggingEvent le = createLoggingEvent();
60          String result = converter.convert(le);
61          assertEquals(k + "=" + v, result);
62      }
63  
64      @Test
65      public void testConvertWithMultipleEntries() {
66          MDC.put("testKey", "testValue");
67          MDC.put("testKey2", "testValue2");
68          ILoggingEvent le = createLoggingEvent();
69          String result = converter.convert(le);
70          boolean isConform = result.matches("testKey2?=testValue2?, testKey2?=testValue2?");
71          assertTrue(result + " is not conform", isConform);
72      }
73  
74      private ILoggingEvent createLoggingEvent() {
75          return new LoggingEvent(this.getClass().getName(), lc.getLogger(Logger.ROOT_LOGGER_NAME), Level.DEBUG, "test message", null, null);
76      }
77  }