1   /*
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2026, 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 v2.0 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  
15  package ch.qos.logback.classic.issue.github450;
16  
17  import ch.qos.logback.classic.ClassicConstants;
18  import ch.qos.logback.classic.ClassicTestConstants;
19  import ch.qos.logback.classic.spi.LoggingEvent;
20  import ch.qos.logback.core.CoreConstants;
21  import ch.qos.logback.core.read.ListAppender;
22  import org.junit.jupiter.api.Test;
23  import org.slf4j.Logger;
24  import org.slf4j.LoggerFactory;
25  
26  import static org.junit.jupiter.api.Assertions.assertEquals;
27  import static org.junit.jupiter.api.Assertions.assertNotNull;
28  
29  public class SLF4JIssue450Test {
30  
31  
32      @Test
33      public void smoke() {
34          System.setProperty(ClassicConstants.CONFIG_FILE_PROPERTY, ClassicTestConstants.INPUT_PREFIX + "issue/gh_issues_450.xml");
35          System.setProperty(CoreConstants.STATUS_LISTENER_CLASS_KEY, "stdout");
36          Logger logger = LoggerFactory.getLogger(SLF4JIssue450Test.class);
37          logger.info("toto");
38          ch.qos.logback.classic.Logger root = (ch.qos.logback.classic.Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME);
39  
40          ListAppender listAppender = (ListAppender) root.getAppender("LIST");
41  
42          LoggingEvent le0 = (LoggingEvent) listAppender.list.get(0);
43  
44          String val = le0.getMDCPropertyMap().get("issues450");
45          assertNotNull(val);
46          assertEquals("12", val);
47  
48      }
49  }