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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    *      https://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  
18  package org.apache.commons.net.echo;
19  
20  import static org.junit.jupiter.api.Assertions.assertThrows;
21  
22  import java.net.InetAddress;
23  
24  import org.junit.jupiter.api.Test;
25  
26  /**
27   * Tests {@link EchoUDPClient}.
28   */
29  public class EchoUDPClientTest {
30  
31      @Test
32      public void testRecieve() {
33          try (EchoUDPClient client = new EchoUDPClient()) {
34              // Not connected
35              assertThrows(NullPointerException.class, () -> client.receive(new byte[0]));
36              assertThrows(NullPointerException.class, () -> client.receive(new byte[0], 0));
37          }
38      }
39  
40      @Test
41      public void testSend() {
42          try (EchoUDPClient client = new EchoUDPClient()) {
43              // Not connected
44              assertThrows(NullPointerException.class, () -> client.send(new byte[0], InetAddress.getLocalHost()));
45              assertThrows(NullPointerException.class, () -> client.send(new byte[0], 0, InetAddress.getLocalHost()));
46          }
47      }
48  
49  }