package net.emaze.dysfunctional.dispatching.delegates;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.UnknownHostException;
import org.junit.Assert;
import org.junit.Test;
/**
*
* @author rferranti
*/
public class LongToInet4AddressTest {
private final LongToInet4Address transformer = new LongToInet4Address();
@Test(expected = IllegalArgumentException.class)
public void transformingNullYieldsException() {
transformer.perform(null);
}
@Test
public void canTransformAnAddress() throws UnknownHostException {
final Inet4Address got = transformer.perform(0x7f000001L);
Assert.assertEquals(InetAddress.getByName("127.0.0.1"), got);
}
@Test
public void canTransformNegativeBytes() throws UnknownHostException {
final Inet4Address got = transformer.perform(0xffffffffL);
Assert.assertEquals(InetAddress.getByName("255.255.255.255"), got);
}
}