TestWebRequest


1   /* 
2    * ========================================================================
3    * 
4    * Copyright 2001-2004 The Apache Software Foundation.
5    *
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * You may obtain a copy of the License at
9    * 
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   * 
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   * 
18   * ========================================================================
19   */
20  package org.apache.cactus;
21  
22  import java.util.Enumeration  ;
23  
24  import junit.framework.TestCase;
25  
26  import org.apache.cactus.internal.WebRequestImpl;
27  import org.apache.cactus.internal.configuration.DefaultServletConfiguration;
28  import org.apache.cactus.util.ChainedRuntimeException;
29  
30  /**
31   * Unit tests of the <code>WebRequest</code> class.
32   *
33   * @version $Id: TestWebRequest.java,v 1.1 2004/05/22 11:34:46 vmassol Exp $
34   */
35  public class TestWebRequest extends TestCase
36  {
37      /**
38       * Object to unit test.
39       */
40      private WebRequest request;
41  
42      /**
43       * @see TestCase#setUp()
44       */
45      protected void setUp()
46      {
47          request = new WebRequestImpl(new DefaultServletConfiguration());
48      }
49      
50      /**
51       * Verify that an exception is thrown when an invalid HTTP METHOD is used
52       * when adding an HTTP parameter.
53       */
54      public void testAddParameterInvalidMethod()
55      {
56          try
57          {
58              request.addParameter("param1", "value1", "INVALIDMETHOD");
59              fail("Should have thrown an exception");
60          }
61          catch (ChainedRuntimeException e)
62          {
63              assertEquals("The method need to be either \"POST\" or \"GET\"", 
64                  e.getMessage());
65          }
66      }
67  
68      /**
69       * Verify that <code>getParameterGet</code> returns the first parameter
70       * that was added to the request.
71       */
72      public void testGetParametersGetOk()
73      {
74          request.addParameter("param1", "value1", WebRequest.GET_METHOD);
75          request.addParameter("param1", "value2", WebRequest.GET_METHOD);
76  
77          String   result = request.getParameterGet("param1");
78  
79          assertEquals("value1", result);
80      }
81  
82      /**
83       * Verify that <code>getParameterGet</code> returns null if no parameter
84       * of a given name was added to the request.
85       */
86      public void testGetParameterGetNull()
87      {
88          request.addParameter("param1", "value1", WebRequest.POST_METHOD);
89  
90          String   result = request.getParameterGet("param1");
91  
92          assertNull(result);
93      }
94  
95      /**
96       * Verify that <code>getParameterPost</code> returns the first parameter
97       * that was added to the request.
98       */
99      public void testGetParametersPostOk()
100     {
101         request.addParameter("param1", "value1", WebRequest.POST_METHOD);
102         request.addParameter("param1", "value2", WebRequest.POST_METHOD);
103 
104         String   result = request.getParameterPost("param1");
105 
106         assertEquals("value1", result);
107     }
108 
109     /**
110      * Verify that <code>getParameterPost</code> returns null if no parameter
111      * of a given name was added to the request.
112      */
113     public void testGetParameterPostNull()
114     {
115         request.addParameter("param1", "value1", WebRequest.GET_METHOD);
116 
117         String   result = request.getParameterPost("param1");
118 
119         assertNull(result);
120     }
121 
122     /**
123      * Verify that <code>getHeader</code> returns the first header
124      * that was added to the request.
125      */
126     public void testGetHeaderOk()
127     {
128         request.addHeader("header1", "value1");
129         request.addHeader("header2", "value2");
130 
131         String   result = request.getHeader("header1");
132 
133         assertEquals("value1", result);
134     }
135 
136     /**
137      * Verify that <code>getHeader</code> returns null if no header
138      * of a given name was added to the request.
139      */
140     public void testGetHeaderNull()
141     {
142         String   result = request.getHeader("header1");
143 
144         assertNull(result);
145     }
146 
147     /**
148      * Verify that <Code>toString()</code> returns a nice string representation
149      * of the <code>WebRequest</code>.
150      */
151     public void testToString()
152     {
153         request.addHeader("header1", "value1");
154         request.addHeader("header1", "value2");
155         request.addParameter("param1", "value1", WebRequest.GET_METHOD);
156         request.addParameter("param1", "value1", WebRequest.POST_METHOD);
157         request.addCookie("cookie1", "value1");
158         request.setAutomaticSession(false);
159         request.setURL("jakarta.apache.org:80", "/catalog", "/garden", 
160             "/implements/", "param1=value1&param2=&param3=value3");
161 
162         String   result = request.toString();
163 
164         assertEquals("simulation URL = [protocol = [http], host name = "
165             + "[jakarta.apache.org], port = [80], context path = [/catalog], "
166             + "servlet path = [/garden], path info = [/implements/], query "
167             + "string = [param1=value1&param2=&param3=value3]], automatic "
168             + "session = [false], cookies = [[name = [cookie1], value = "
169             + "[value1], domain = [localhost], path = [null], isSecure = "
170             + "[false], comment = [null], expiryDate = [null]]], headers = "
171             + "[[[header1] = [[value1], [value2]]]], GET parameters = "
172             + "[[[param3] = [[value3]]][[param2] = [[]]][[param1] = [[value1], "
173             + "[value1]]]], POST parameters = [[[param1] = [[value1]]]]", 
174             result);
175     }
176 
177     /**
178      * Verify that an error in the query string of <code>setURL()</code>
179      * raises an exception.
180      */
181     public void testSetURLBadQueryString()
182     {
183         try
184         {
185             request.setURL("jakarta.apache.org:80", "/catalog", "/garden", 
186                 "/implements/", "badquerystring");
187             fail("Failed to recognize invalid query string");
188         }
189         catch (RuntimeException   e)
190         {
191             assertEquals("Bad QueryString [badquerystring] NameValue pair: "
192                 + "[badquerystring]", e.getMessage());
193         }
194     }
195 
196     /**
197      * Verify that we can retrieve several POST parameters.
198      */
199     public void testGetPostParametersSeveral()
200     {
201         request.addParameter("param1", "value1", WebRequest.POST_METHOD);
202         request.addParameter("param2", "value2", WebRequest.POST_METHOD);
203         request.addParameter("param3", "value3", WebRequest.POST_METHOD);
204 
205         Enumeration   keys = request.getParameterNamesPost();
206         while (keys.hasMoreElements())
207         {
208             String   key = (String  ) keys.nextElement();
209             String  [] values = request.getParameterValuesPost(key);
210 
211             assertEquals(1, values.length);
212             
213             if (!values[0].equals("value1") && !values[0].equals("value2")
214                 && !values[0].equals("value3"))
215             {
216                 fail("Return value was [" + values[0] + "] but should have "
217                     + "been one of [value1], [value2] or [value3]");
218             }            
219         }
220     }
221 }
222
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