1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.log4j.spi;
18  
19  import junit.framework.TestCase;
20  
21  /**
22   * Tests for LocationInfo.
23   */
24  public class LocationInfoTest extends TestCase {
25  
26      /**
27       * Tests four parameter constructor.
28       */
29      public void testFourParamConstructor() {
30          final String className = LocationInfoTest.class.getName();
31          final String methodName = "testFourParamConstructor";
32          final String fileName = "LocationInfoTest.java";
33          final String lineNumber = "41";
34          LocationInfo li = new LocationInfo(fileName,
35                  className, methodName, lineNumber);
36          assertEquals(className, li.getClassName());
37          assertEquals(methodName, li.getMethodName());
38          assertEquals(fileName, li.getFileName());
39          assertEquals(lineNumber, li.getLineNumber());
40          assertEquals(className + "."  + methodName
41                  + "(" + fileName + ":" + lineNumber + ")",
42                  li.fullInfo);
43      }
44  
45  
46      /**
47       * Class with name that is a substring of its caller.
48       */
49      private static class NameSubstring {
50          /**
51           * Construct a LocationInfo.  Location should be immediate caller of this method.
52           * @return location info.
53           */
54          public static LocationInfo getInfo() {
55              return new LocationInfo(new Throwable(), NameSubstring.class.getName());
56  
57          }
58      }
59  
60      /**
61       * Class whose name is contains the name of the class that obtains the LocationInfo.
62       */
63      private static class NameSubstringCaller {
64          /**
65           * Construct a locationInfo.  Location should be this location.
66           * @return location info.
67           */
68          public static LocationInfo getInfo() {
69              return NameSubstring.getInfo();
70          }
71  
72      }
73  
74      /**
75       * Tests creation of location info when the logger class name
76       * is a substring of one of the other classes in the stack trace.
77       * See bug 44888.
78       */
79       public void testLocationInfo() {
80           LocationInfo li = NameSubstringCaller.getInfo();
81           assertEquals(NameSubstringCaller.class.getName(), li.getClassName());
82           assertEquals("getInfo", li.getMethodName());
83       }
84  
85  }