| /* |
| * 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.onlab.packet; |
| |
| import org.junit.Test; |
| |
| import static org.hamcrest.Matchers.equalTo; |
| import static org.hamcrest.Matchers.is; |
| import static org.hamcrest.Matchers.not; |
| import static org.junit.Assert.assertThat; |
| import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable; |
| |
| /** |
| * Tests for class {@link Ip6Prefix}. |
| */ |
| public class Ip6PrefixTest { |
| /** |
| * Tests the immutability of {@link Ip6Prefix}. |
| */ |
| @Test |
| public void testImmutable() { |
| assertThatClassIsImmutable(Ip6Prefix.class); |
| } |
| |
| /** |
| * Tests default class constructor. |
| */ |
| @Test |
| public void testDefaultConstructor() { |
| Ip6Prefix ip6prefix = new Ip6Prefix(); |
| assertThat(ip6prefix.toString(), is("::/0")); |
| } |
| |
| /** |
| * Tests valid class copy constructor. |
| */ |
| @Test |
| public void testCopyConstructor() { |
| Ip6Prefix fromAddr = new Ip6Prefix("1100::/8"); |
| Ip6Prefix ip6prefix = new Ip6Prefix(fromAddr); |
| assertThat(ip6prefix.toString(), is("1100::/8")); |
| |
| fromAddr = new Ip6Prefix("::/0"); |
| ip6prefix = new Ip6Prefix(fromAddr); |
| assertThat(ip6prefix.toString(), is("::/0")); |
| |
| fromAddr = |
| new Ip6Prefix("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"); |
| ip6prefix = new Ip6Prefix(fromAddr); |
| assertThat(ip6prefix.toString(), |
| is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")); |
| } |
| |
| /** |
| * Tests invalid class copy constructor for a null object to copy from. |
| */ |
| @Test(expected = NullPointerException.class) |
| public void testInvalidConstructorNullObject() { |
| Ip6Prefix fromAddr = null; |
| Ip6Prefix ip6prefix = new Ip6Prefix(fromAddr); |
| } |
| |
| /** |
| * Tests valid class constructor for an address and prefix length. |
| */ |
| @Test |
| public void testConstructorForAddressAndPrefixLength() { |
| Ip6Prefix ip6prefix = |
| new Ip6Prefix(new Ip6Address("1100::"), (short) 8); |
| assertThat(ip6prefix.toString(), is("1100::/8")); |
| |
| ip6prefix = |
| new Ip6Prefix(new Ip6Address("1111:2222:3333:4444:5555:6666:7777:8885"), |
| (short) 8); |
| assertThat(ip6prefix.toString(), is("1100::/8")); |
| |
| ip6prefix = |
| new Ip6Prefix(new Ip6Address("1111:2222:3333:4444:5555:6666:7777:8800"), |
| (short) 120); |
| assertThat(ip6prefix.toString(), |
| is("1111:2222:3333:4444:5555:6666:7777:8800/120")); |
| |
| ip6prefix = new Ip6Prefix(new Ip6Address("::"), (short) 0); |
| assertThat(ip6prefix.toString(), is("::/0")); |
| |
| ip6prefix = |
| new Ip6Prefix(new Ip6Address("1111:2222:3333:4444:5555:6666:7777:8885"), |
| (short) 128); |
| assertThat(ip6prefix.toString(), |
| is("1111:2222:3333:4444:5555:6666:7777:8885/128")); |
| |
| ip6prefix = |
| new Ip6Prefix(new Ip6Address("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"), |
| (short) 128); |
| assertThat(ip6prefix.toString(), |
| is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")); |
| |
| ip6prefix = |
| new Ip6Prefix(new Ip6Address("1111:2222:3333:4444:5555:6666:7777:8885"), |
| (short) 64); |
| assertThat(ip6prefix.toString(), is("1111:2222:3333:4444::/64")); |
| } |
| |
| /** |
| * Tests valid class constructor for a string. |
| */ |
| @Test |
| public void testConstructorForString() { |
| Ip6Prefix ip6prefix = new Ip6Prefix("1100::/8"); |
| assertThat(ip6prefix.toString(), is("1100::/8")); |
| |
| ip6prefix = new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8885/8"); |
| assertThat(ip6prefix.toString(), is("1100::/8")); |
| |
| ip6prefix = |
| new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8800/120"); |
| assertThat(ip6prefix.toString(), |
| is("1111:2222:3333:4444:5555:6666:7777:8800/120")); |
| |
| ip6prefix = new Ip6Prefix("::/0"); |
| assertThat(ip6prefix.toString(), is("::/0")); |
| |
| ip6prefix = |
| new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8885/128"); |
| assertThat(ip6prefix.toString(), |
| is("1111:2222:3333:4444:5555:6666:7777:8885/128")); |
| |
| ip6prefix = new Ip6Prefix("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"); |
| assertThat(ip6prefix.toString(), |
| is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")); |
| |
| ip6prefix = |
| new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8885/64"); |
| assertThat(ip6prefix.toString(), is("1111:2222:3333:4444::/64")); |
| } |
| |
| /** |
| * Tests invalid class constructor for a null string. |
| */ |
| @Test(expected = NullPointerException.class) |
| public void testInvalidConstructorNullString() { |
| String fromString = null; |
| Ip6Prefix ip6prefix = new Ip6Prefix(fromString); |
| } |
| |
| /** |
| * Tests invalid class constructor for an empty string. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidConstructors() { |
| // Check constructor for invalid ID: empty string |
| Ip6Prefix ip6prefix = new Ip6Prefix(""); |
| } |
| |
| /** |
| * Tests getting the value of an address. |
| */ |
| @Test |
| public void testGetValue() { |
| Ip6Prefix ip6prefix = new Ip6Prefix("1100::/8"); |
| assertThat(ip6prefix.getAddress(), equalTo(new Ip6Address("1100::"))); |
| assertThat(ip6prefix.getPrefixLen(), is((short) 8)); |
| |
| ip6prefix = new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8885/8"); |
| assertThat(ip6prefix.getAddress(), equalTo(new Ip6Address("1100::"))); |
| assertThat(ip6prefix.getPrefixLen(), is((short) 8)); |
| |
| ip6prefix = |
| new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8800/120"); |
| assertThat(ip6prefix.getAddress(), |
| equalTo(new Ip6Address("1111:2222:3333:4444:5555:6666:7777:8800"))); |
| assertThat(ip6prefix.getPrefixLen(), is((short) 120)); |
| |
| ip6prefix = new Ip6Prefix("::/0"); |
| assertThat(ip6prefix.getAddress(), equalTo(new Ip6Address("::"))); |
| assertThat(ip6prefix.getPrefixLen(), is((short) 0)); |
| |
| ip6prefix = |
| new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8885/128"); |
| assertThat(ip6prefix.getAddress(), |
| equalTo(new Ip6Address("1111:2222:3333:4444:5555:6666:7777:8885"))); |
| assertThat(ip6prefix.getPrefixLen(), is((short) 128)); |
| |
| ip6prefix = |
| new Ip6Prefix("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"); |
| assertThat(ip6prefix.getAddress(), |
| equalTo(new Ip6Address("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"))); |
| assertThat(ip6prefix.getPrefixLen(), is((short) 128)); |
| |
| ip6prefix = |
| new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8885/64"); |
| assertThat(ip6prefix.getAddress(), |
| equalTo(new Ip6Address("1111:2222:3333:4444::"))); |
| assertThat(ip6prefix.getPrefixLen(), is((short) 64)); |
| } |
| |
| /** |
| * Tests equality of {@link Ip6Address}. |
| */ |
| @Test |
| public void testEquality() { |
| Ip6Prefix addr1net = new Ip6Prefix("1100::/8"); |
| Ip6Prefix addr2net = new Ip6Prefix("1100::/8"); |
| assertThat(addr1net, is(addr2net)); |
| |
| addr1net = new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8885/8"); |
| addr2net = new Ip6Prefix("1100::/8"); |
| assertThat(addr1net, is(addr2net)); |
| |
| addr1net = new Ip6Prefix("::/0"); |
| addr2net = new Ip6Prefix("::/0"); |
| assertThat(addr1net, is(addr2net)); |
| |
| addr1net = |
| new Ip6Prefix("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"); |
| addr2net = |
| new Ip6Prefix("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"); |
| assertThat(addr1net, is(addr2net)); |
| } |
| |
| /** |
| * Tests non-equality of {@link Ip6Address}. |
| */ |
| @Test |
| public void testNonEquality() { |
| Ip6Prefix addr1net = new Ip6Prefix("1100::/8"); |
| Ip6Prefix addr2net = new Ip6Prefix("1200::/8"); |
| Ip6Prefix addr3net = new Ip6Prefix("1200::/12"); |
| Ip6Prefix addr4net = new Ip6Prefix("::/0"); |
| Ip6Prefix addr5net = |
| new Ip6Prefix("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"); |
| assertThat(addr1net, is(not(addr2net))); |
| assertThat(addr3net, is(not(addr2net))); |
| assertThat(addr4net, is(not(addr2net))); |
| assertThat(addr5net, is(not(addr2net))); |
| } |
| |
| /** |
| * Tests object string representation. |
| */ |
| @Test |
| public void testToString() { |
| Ip6Prefix ip6prefix = new Ip6Prefix("1100::/8"); |
| assertThat(ip6prefix.toString(), is("1100::/8")); |
| |
| ip6prefix = new Ip6Prefix("1111:2222:3333:4444:5555:6666:7777:8885/8"); |
| assertThat(ip6prefix.toString(), is("1100::/8")); |
| |
| ip6prefix = new Ip6Prefix("::/0"); |
| assertThat(ip6prefix.toString(), is("::/0")); |
| |
| ip6prefix = |
| new Ip6Prefix("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"); |
| assertThat(ip6prefix.toString(), |
| is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")); |
| } |
| } |