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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 EchoOptionHandler
21   */
22  public class EchoOptionHandlerTest extends AbstractTelnetOptionHandlerTest {
23  
24      /**
25       * setUp for the test.
26       */
27      @Override
28      protected void setUp() {
29          opthand1 = new EchoOptionHandler();
30          opthand2 = new EchoOptionHandler(true, true, true, true);
31          opthand3 = new EchoOptionHandler(false, false, false, false);
32      }
33  
34      /**
35       * test of server-driven subnegotiation. Checks that no subnegotiation is made.
36       */
37      @Override
38      public void testAnswerSubnegotiation() {
39          final int[] subn = { TelnetCommand.IAC, TelnetCommand.SB, TelnetOption.ECHO, 1, TelnetCommand.IAC, TelnetCommand.SE, };
40  
41          final int[] resp1 = opthand1.answerSubnegotiation(subn, subn.length);
42  
43          assertNull(resp1);
44      }
45  
46      /**
47       * test of the constructors.
48       */
49      @Override
50      public void testConstructors() {
51          assertEquals(opthand1.getOptionCode(), TelnetOption.ECHO);
52          super.testConstructors();
53      }
54  
55      /**
56       * test of client-driven subnegotiation. Checks that no subnegotiation is made.
57       */
58      @Override
59      public void testStartSubnegotiation() {
60          final int[] resp1 = opthand1.startSubnegotiationLocal();
61          final int[] resp2 = opthand1.startSubnegotiationRemote();
62  
63          assertNull(resp1);
64          assertNull(resp2);
65      }
66  }