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      */
testFourParamConstructor()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          */
getInfo()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          */
getInfo()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      */
testLocationInfo()79      public void testLocationInfo() {
80          LocationInfo li = NameSubstringCaller.getInfo();
81          assertEquals(NameSubstringCaller.class.getName(), li.getClassName());
82          assertEquals("getInfo", li.getMethodName());
83      }
84 
85 }
86