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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.migrator.line;
26  
27  import org.slf4j.migrator.line.JCLRuleSet;
28  import org.slf4j.migrator.line.LineConverter;
29  import org.slf4j.migrator.line.Log4jRuleSet;
30  
31  import junit.framework.TestCase;
32  
33  public class NoConversionTest extends TestCase {
34  
35    /**
36     * This test shows that performing JCL to SLF4J conversion has no impact on
37     * Log4j implementation
38     */
39    public void testJclOverLog4jConversion() {
40      // running jcl to slf4j conversion
41      //JCLMatcher jclMatcher = 
42      LineConverter jclLineConverter = new LineConverter(new JCLRuleSet());
43      // no changes on log4j.LogManager import
44      assertEquals("import org.apache.log4j.LogManager;", jclLineConverter
45          .getOneLineReplacement("import org.apache.log4j.LogManager;"));
46      // no changes on log4j.Logger import
47      assertEquals("import org.apache.log4j.Logger;", jclLineConverter
48          .getOneLineReplacement("import org.apache.log4j.Logger;"));
49      // no changes on Logger instanciation using LogManager
50      assertEquals(
51          "Logger log = LogManager.getLogger(MyClass.class);",
52          jclLineConverter
53              .getOneLineReplacement("Logger log = LogManager.getLogger(MyClass.class);"));
54      // no changes on Logger instanciation using Logger.getLogger
55      assertEquals(
56          "public static Logger mylog1 = Logger.getLogger(MyClass.class);",
57          jclLineConverter
58              .getOneLineReplacement("public static Logger mylog1 = Logger.getLogger(MyClass.class);"));
59    }
60  
61    /**
62     * This test shows that performing Log4j to SLF4J conversion has no impact on
63     * JCL implementation
64     */
65    public void testLog4jOverJclConversion() {
66      // running log4j to slf4j conversion
67      LineConverter log4jConverter = new LineConverter(new Log4jRuleSet());
68      
69      // no changes on LogFactory import
70      assertEquals("import org.apache.commons.logging.LogFactory;", log4jConverter
71          .getOneLineReplacement("import org.apache.commons.logging.LogFactory;"));
72      // no changes on Log import
73      assertEquals("import org.apache.commons.logging.Log;", log4jConverter
74          .getOneLineReplacement("import org.apache.commons.logging.Log;"));
75      // no changes on Log instanciation using Logfactory.getLog
76      assertEquals(
77          "public static Log mylog1 = LogFactory.getLog(MyClass.class);",
78          log4jConverter
79              .getOneLineReplacement("public static Log mylog1 = LogFactory.getLog(MyClass.class);"));
80      // no changes on log instanciation using LogFactory.getFactory().getInstance
81      assertEquals(
82          "public Log mylog=LogFactory.getFactory().getInstance(MyClass.class);",
83          log4jConverter
84              .getOneLineReplacement("public Log mylog=LogFactory.getFactory().getInstance(MyClass.class);"));
85  
86    }
87  }