src/test/lwes/util/IPAddressTest.java

   1 package org.lwes.util;
   2 /**
   3  * @author fmaritato
   4  */
   5
   6 import static org.junit.Assert.assertEquals;
   7 import static org.junit.Assert.assertFalse;
   8 import static org.junit.Assert.assertNotSame;
   9 import static org.junit.Assert.assertTrue;
  10 import org.junit.Test;
  11
  12 import java.net.InetAddress;
  13 import java.net.UnknownHostException;
  14
  15 public class IPAddressTest {
  16
  17     @Test
  18     public void testEmptyConstructor() {
  19         IPAddress ip = new IPAddress();
  20         assertEquals("IPAddress.toString incorrect. ", "0.0.0.0", ip.toString());
  21     }
  22
  23     @Test
  24     public void testStringConstructor() {
  25         IPAddress ip = new IPAddress("192.168.1.1");
  26         assertEquals("IPAddress.toString incorrect.", "192.168.1.1", ip.toString());
  27     }
  28
  29     @Test
  30     public void testByteConstructor() {
  31         byte[] ipBytes = new byte[]{
  32                 (byte) 192,
  33                 (byte) 168,
  34                 (byte) 1,
  35                 (byte) 1,
  36         };
  37         IPAddress ip = new IPAddress(ipBytes);
  38         assertEquals("Byte constructor incorrect", "192.168.1.1", ip.toString());
  39     }
  40
  41     @Test
  42     public void testInetConstructor() throws UnknownHostException {
  43         IPAddress ip = new IPAddress(InetAddress.getByAddress(new byte[]
  44                 {(byte) 127, (byte) 0, (byte) 0, (byte) 1}
  45         ));
  46         assertEquals("Inet constructor incorrect", "127.0.0.1", ip.toString());
  47     }
  48
  49     @Test
  50     public void testEquality() throws UnknownHostException {
  51         IPAddress one = new IPAddress("192.168.1.1");
  52         IPAddress two = new IPAddress("192.168.1.1");
  53         assertTrue("192.168.1.1 werent equal", one.equals(two));
  54         assertEquals("hash codes not equal", one.hashCode(), two.hashCode());
  55
  56         two = new IPAddress(InetAddress.getByName("www.yahoo.com"));
  57         assertFalse("InetAddress.getByName not equal", one.equals(two));
  58         assertNotSame("hash codes equal", one.hashCode(), two.hashCode());
  59     }
  60 }