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/*
* Copyright 2014 Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.net.host;
import org.junit.Test;
import org.onlab.packet.IpAddress;
import org.onlab.packet.IpPrefix;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.nullValue;
import static org.junit.Assert.assertThat;
/**
* Tests for class {@link InterfaceIpAddress}.
*/
public class InterfaceIpAddressTest {
private static final IpAddress IP_ADDRESS = IpAddress.valueOf("1.2.3.4");
private static final IpPrefix SUBNET_ADDRESS =
IpPrefix.valueOf("1.2.0.0/16");
private static final IpAddress BROADCAST_ADDRESS =
IpAddress.valueOf("1.2.0.255"); // NOTE: non-default broadcast
private static final IpAddress PEER_ADDRESS = IpAddress.valueOf("5.6.7.8");
private static final IpAddress IP_ADDRESS2 = IpAddress.valueOf("10.2.3.4");
private static final IpPrefix SUBNET_ADDRESS2 =
IpPrefix.valueOf("10.2.0.0/16");
private static final IpAddress BROADCAST_ADDRESS2 =
IpAddress.valueOf("10.2.0.255"); // NOTE: non-default broadcast
private static final IpAddress PEER_ADDRESS2 =
IpAddress.valueOf("50.6.7.8");
/**
* Tests valid class copy constructor.
*/
@Test
public void testCopyConstructor() {
InterfaceIpAddress fromAddr;
InterfaceIpAddress toAddr;
// Regular interface address with default broadcast address
fromAddr = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS);
toAddr = new InterfaceIpAddress(fromAddr);
assertThat(toAddr.ipAddress(), is(fromAddr.ipAddress()));
assertThat(toAddr.subnetAddress(), is(fromAddr.subnetAddress()));
assertThat(toAddr.broadcastAddress(), is(fromAddr.broadcastAddress()));
assertThat(toAddr.peerAddress(), is(fromAddr.peerAddress()));
// Interface address with non-default broadcast address
fromAddr = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS,
BROADCAST_ADDRESS);
toAddr = new InterfaceIpAddress(fromAddr);
assertThat(toAddr.ipAddress(), is(fromAddr.ipAddress()));
assertThat(toAddr.subnetAddress(), is(fromAddr.subnetAddress()));
assertThat(toAddr.broadcastAddress(), is(fromAddr.broadcastAddress()));
assertThat(toAddr.peerAddress(), is(fromAddr.peerAddress()));
// Point-to-point address with peer IP address
fromAddr = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS, null,
PEER_ADDRESS);
toAddr = new InterfaceIpAddress(fromAddr);
assertThat(toAddr.ipAddress(), is(fromAddr.ipAddress()));
assertThat(toAddr.subnetAddress(), is(fromAddr.subnetAddress()));
assertThat(toAddr.broadcastAddress(), is(fromAddr.broadcastAddress()));
assertThat(toAddr.peerAddress(), is(fromAddr.peerAddress()));
}
/**
* Tests invalid class copy constructor for a null object to copy from.
*/
@Test(expected = NullPointerException.class)
public void testInvalidConstructorNullObject() {
InterfaceIpAddress fromAddr = null;
InterfaceIpAddress toAddr = new InterfaceIpAddress(fromAddr);
}
/**
* Tests valid class constructor for regular interface address with
* default broadcast address.
*/
@Test
public void testConstructorForDefaultBroadcastAddress() {
InterfaceIpAddress addr =
new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS);
assertThat(addr.ipAddress(), is(IP_ADDRESS));
assertThat(addr.subnetAddress(), is(SUBNET_ADDRESS));
assertThat(addr.broadcastAddress(), nullValue());
assertThat(addr.peerAddress(), nullValue());
}
/**
* Tests valid class constructor for interface address with
* non-default broadcast address.
*/
@Test
public void testConstructorForNonDefaultBroadcastAddress() {
InterfaceIpAddress addr =
new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS,
BROADCAST_ADDRESS);
assertThat(addr.ipAddress(), is(IP_ADDRESS));
assertThat(addr.subnetAddress(), is(SUBNET_ADDRESS));
assertThat(addr.broadcastAddress(), is(BROADCAST_ADDRESS));
assertThat(addr.peerAddress(), nullValue());
}
/**
* Tests valid class constructor for point-to-point interface address with
* peer address.
*/
@Test
public void testConstructorForPointToPointAddress() {
InterfaceIpAddress addr =
new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS, null,
PEER_ADDRESS);
assertThat(addr.ipAddress(), is(IP_ADDRESS));
assertThat(addr.subnetAddress(), is(SUBNET_ADDRESS));
assertThat(addr.broadcastAddress(), nullValue());
assertThat(addr.peerAddress(), is(PEER_ADDRESS));
}
/**
* Tests getting the fields of an interface address.
*/
@Test
public void testGetFields() {
InterfaceIpAddress addr;
// Regular interface address with default broadcast address
addr = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS);
assertThat(addr.ipAddress().toString(), is("1.2.3.4"));
assertThat(addr.subnetAddress().toString(), is("1.2.0.0/16"));
assertThat(addr.broadcastAddress(), is(nullValue())); // TODO: Fix
assertThat(addr.peerAddress(), is(nullValue()));
// Interface address with non-default broadcast address
addr = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS,
BROADCAST_ADDRESS);
assertThat(addr.ipAddress().toString(), is("1.2.3.4"));
assertThat(addr.subnetAddress().toString(), is("1.2.0.0/16"));
assertThat(addr.broadcastAddress().toString(), is("1.2.0.255"));
assertThat(addr.peerAddress(), is(nullValue()));
// Point-to-point address with peer IP address
addr = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS, null,
PEER_ADDRESS);
assertThat(addr.ipAddress().toString(), is("1.2.3.4"));
assertThat(addr.subnetAddress().toString(), is("1.2.0.0/16"));
assertThat(addr.broadcastAddress(), is(nullValue()));
assertThat(addr.peerAddress().toString(), is("5.6.7.8"));
}
/**
* Tests equality of {@link InterfaceIpAddress}.
*/
@Test
public void testEquality() {
InterfaceIpAddress addr1, addr2;
// Regular interface address with default broadcast address
addr1 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS);
addr2 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS);
assertThat(addr1, is(addr2));
// Interface address with non-default broadcast address
addr1 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS,
BROADCAST_ADDRESS);
addr2 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS,
BROADCAST_ADDRESS);
assertThat(addr1, is(addr2));
// Point-to-point address with peer IP address
addr1 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS, null,
PEER_ADDRESS);
addr2 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS, null,
PEER_ADDRESS);
assertThat(addr1, is(addr2));
}
/**
* Tests non-equality of {@link InterfaceIpAddress}.
*/
@Test
public void testNonEquality() {
InterfaceIpAddress addr1, addr2, addr3, addr4;
// Regular interface address with default broadcast address
addr1 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS);
// Interface address with non-default broadcast address
addr2 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS,
BROADCAST_ADDRESS);
// Point-to-point address with peer IP address
addr3 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS, null,
PEER_ADDRESS);
// Test interface addresses with different properties:
// - default-broadcast vs non-default broadcast
// - regular vs point-to-point
assertThat(addr1, is(not(addr2)));
assertThat(addr1, is(not(addr3)));
assertThat(addr2, is(not(addr3)));
// Test regular interface address with default broadcast address
addr4 = new InterfaceIpAddress(IP_ADDRESS2, SUBNET_ADDRESS);
assertThat(addr1, is(not(addr4)));
addr4 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS2);
assertThat(addr1, is(not(addr4)));
// Test interface address with non-default broadcast address
addr4 = new InterfaceIpAddress(IP_ADDRESS2, SUBNET_ADDRESS,
BROADCAST_ADDRESS);
assertThat(addr2, is(not(addr4)));
addr4 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS2,
BROADCAST_ADDRESS);
assertThat(addr2, is(not(addr4)));
addr4 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS,
BROADCAST_ADDRESS2);
assertThat(addr2, is(not(addr4)));
// Test point-to-point address with peer IP address
addr4 = new InterfaceIpAddress(IP_ADDRESS2, SUBNET_ADDRESS, null,
PEER_ADDRESS);
assertThat(addr3, is(not(addr4)));
addr4 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS2, null,
PEER_ADDRESS);
assertThat(addr3, is(not(addr4)));
addr4 = new InterfaceIpAddress(IP_ADDRESS, SUBNET_ADDRESS, null,
PEER_ADDRESS2);
assertThat(addr3, is(not(addr4)));
}
}
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