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.commons.net.telnet;
18  
19  /***
20   * JUnit test class for TerminalTypeOptionHandler
21   * <p>
22   * @author Bruno D'Avanzo
23   ***/
24  public class TerminalTypeOptionHandlerTest extends TelnetOptionHandlerTestAbstract
25  {
26      /***
27       * main for running the test.
28       ***/
29      public static void main(String args[])
30      {
31          junit.textui.TestRunner.run(TerminalTypeOptionHandlerTest.class);
32      }
33  
34      /***
35       * setUp for the test.
36       ***/
37      @Override
38      protected void setUp()
39      {
40          opthand1 = new TerminalTypeOptionHandler("VT100");
41          opthand2 = new TerminalTypeOptionHandler("ANSI", true, true, true, true);
42          opthand3 = new TerminalTypeOptionHandler("ANSI", false, false, false, false);
43      }
44  
45      /***
46       * test of the constructors.
47       ***/
48      @Override
49      public void testConstructors()
50      {
51          assertEquals(opthand1.getOptionCode(), TelnetOption.TERMINAL_TYPE);
52          super.testConstructors();
53      }
54  
55      /***
56       * test of client-driven subnegotiation.
57       * Checks that no subnegotiation is made.
58       ***/
59      @Override
60      public void testStartSubnegotiation()
61      {
62  
63          int resp1[] = opthand1.startSubnegotiationLocal();
64          int resp2[] = opthand1.startSubnegotiationRemote();
65  
66          assertEquals(resp1, null);
67          assertEquals(resp2, null);
68      }
69  
70  
71      /***
72       * test of client-driven subnegotiation.
73       * Checks that the terminal type is sent
74       ***/
75      @Override
76      public void testAnswerSubnegotiation()
77      {
78          int subn[] =
79          {
80              TelnetOption.TERMINAL_TYPE, 1
81          };
82  
83          int expected1[] =
84          {
85              TelnetOption.TERMINAL_TYPE, 0, 'V', 'T', '1', '0', '0'
86          };
87  
88          int expected2[] =
89          {
90              TelnetOption.TERMINAL_TYPE, 0, 'A', 'N', 'S', 'I'
91          };
92  
93          int resp1[] = opthand1.answerSubnegotiation(subn, subn.length);
94          int resp2[] = opthand2.answerSubnegotiation(subn, subn.length);
95  
96          assertTrue(equalInts(resp1, expected1));
97          assertTrue(equalInts(resp2, expected2));
98      }
99  
100 
101     /***
102      * compares two arrays of int
103      ***/
104     protected boolean equalInts(int a1[], int a2[])
105     {
106         if(a1.length != a2.length)
107         {
108             return(false);
109         }
110         else
111         {
112             boolean result = true;
113             for(int ii=0; ii<a1.length; ii++)
114             {
115                 if(a1[ii]!= a2[ii])
116                     result = false;
117             }
118             return(result);
119         }
120     }
121 }