| /* |
| * Copyright 2014-present 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 com.google.common.testing.EqualsTester; |
| import org.junit.Test; |
| |
| import static org.hamcrest.Matchers.equalTo; |
| import static org.hamcrest.Matchers.is; |
| import static org.junit.Assert.assertThat; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable; |
| |
| /** |
| * Tests for class {@link Ip4Prefix}. |
| */ |
| public class Ip4PrefixTest { |
| /** |
| * Tests the immutability of {@link Ip4Prefix}. |
| */ |
| @Test |
| public void testImmutable() { |
| assertThatClassIsImmutable(Ip4Prefix.class); |
| } |
| |
| /** |
| * Tests the IPv4 prefix address version constant. |
| */ |
| @Test |
| public void testAddressVersion() { |
| assertThat(Ip4Prefix.VERSION, is(IpAddress.Version.INET)); |
| } |
| |
| /** |
| * Tests the maximum mask length. |
| */ |
| @Test |
| public void testMaxMaskLength() { |
| assertThat(Ip4Prefix.MAX_MASK_LENGTH, is(32)); |
| } |
| |
| /** |
| * Tests returning the IP version of the prefix. |
| */ |
| @Test |
| public void testVersion() { |
| Ip4Prefix ipPrefix; |
| |
| // IPv4 |
| ipPrefix = Ip4Prefix.valueOf("0.0.0.0/0"); |
| assertThat(ipPrefix.version(), is(IpAddress.Version.INET)); |
| } |
| |
| /** |
| * Tests returning the IP address value and IP address prefix length of |
| * an IPv4 prefix. |
| */ |
| @Test |
| public void testAddressAndPrefixLengthIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.0/24"); |
| assertThat(ipPrefix.address(), equalTo(Ip4Address.valueOf("1.2.3.0"))); |
| assertThat(ipPrefix.prefixLength(), is(24)); |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.4/24"); |
| assertThat(ipPrefix.address(), equalTo(Ip4Address.valueOf("1.2.3.0"))); |
| assertThat(ipPrefix.prefixLength(), is(24)); |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.4/32"); |
| assertThat(ipPrefix.address(), equalTo(Ip4Address.valueOf("1.2.3.4"))); |
| assertThat(ipPrefix.prefixLength(), is(32)); |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.5/32"); |
| assertThat(ipPrefix.address(), equalTo(Ip4Address.valueOf("1.2.3.5"))); |
| assertThat(ipPrefix.prefixLength(), is(32)); |
| |
| ipPrefix = Ip4Prefix.valueOf("0.0.0.0/0"); |
| assertThat(ipPrefix.address(), equalTo(Ip4Address.valueOf("0.0.0.0"))); |
| assertThat(ipPrefix.prefixLength(), is(0)); |
| |
| ipPrefix = Ip4Prefix.valueOf("255.255.255.255/32"); |
| assertThat(ipPrefix.address(), |
| equalTo(Ip4Address.valueOf("255.255.255.255"))); |
| assertThat(ipPrefix.prefixLength(), is(32)); |
| } |
| |
| /** |
| * Tests valueOf() converter for IPv4 integer value. |
| */ |
| @Test |
| public void testValueOfForIntegerIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf(0x01020304, 24); |
| assertThat(ipPrefix.toString(), is("1.2.3.0/24")); |
| |
| ipPrefix = Ip4Prefix.valueOf(0x01020304, 32); |
| assertThat(ipPrefix.toString(), is("1.2.3.4/32")); |
| |
| ipPrefix = Ip4Prefix.valueOf(0x01020305, 32); |
| assertThat(ipPrefix.toString(), is("1.2.3.5/32")); |
| |
| ipPrefix = Ip4Prefix.valueOf(0, 0); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf(0, 32); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/32")); |
| |
| ipPrefix = Ip4Prefix.valueOf(0xffffffff, 0); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf(0xffffffff, 16); |
| assertThat(ipPrefix.toString(), is("255.255.0.0/16")); |
| |
| ipPrefix = Ip4Prefix.valueOf(0xffffffff, 32); |
| assertThat(ipPrefix.toString(), is("255.255.255.255/32")); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for IPv4 integer value and |
| * negative prefix length. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfIntegerNegativePrefixLengthIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf(0x01020304, -1); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for IPv4 integer value and |
| * too long prefix length. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfIntegerTooLongPrefixLengthIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf(0x01020304, 33); |
| } |
| |
| /** |
| * Tests valueOf() converter for IPv4 byte array. |
| */ |
| @Test |
| public void testValueOfByteArrayIPv4() { |
| Ip4Prefix ipPrefix; |
| byte[] value; |
| |
| value = new byte[] {1, 2, 3, 4}; |
| ipPrefix = Ip4Prefix.valueOf(value, 24); |
| assertThat(ipPrefix.toString(), is("1.2.3.0/24")); |
| |
| ipPrefix = Ip4Prefix.valueOf(value, 32); |
| assertThat(ipPrefix.toString(), is("1.2.3.4/32")); |
| |
| value = new byte[] {1, 2, 3, 5}; |
| ipPrefix = Ip4Prefix.valueOf(value, 32); |
| assertThat(ipPrefix.toString(), is("1.2.3.5/32")); |
| |
| value = new byte[] {0, 0, 0, 0}; |
| ipPrefix = Ip4Prefix.valueOf(value, 0); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf(value, 32); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/32")); |
| |
| value = new byte[] {(byte) 0xff, (byte) 0xff, |
| (byte) 0xff, (byte) 0xff}; |
| ipPrefix = Ip4Prefix.valueOf(value, 0); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf(value, 16); |
| assertThat(ipPrefix.toString(), is("255.255.0.0/16")); |
| |
| ipPrefix = Ip4Prefix.valueOf(value, 32); |
| assertThat(ipPrefix.toString(), is("255.255.255.255/32")); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for a null array for IPv4. |
| */ |
| @Test(expected = NullPointerException.class) |
| public void testInvalidValueOfNullArrayIPv4() { |
| Ip4Prefix ipPrefix; |
| byte[] value; |
| |
| value = null; |
| ipPrefix = Ip4Prefix.valueOf(value, 24); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for a short array for IPv4. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfShortArrayIPv4() { |
| Ip4Prefix ipPrefix; |
| byte[] value; |
| |
| value = new byte[] {1, 2, 3}; |
| ipPrefix = Ip4Prefix.valueOf(value, 24); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for IPv4 byte array and |
| * negative prefix length. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfByteArrayNegativePrefixLengthIPv4() { |
| Ip4Prefix ipPrefix; |
| byte[] value; |
| |
| value = new byte[] {1, 2, 3, 4}; |
| ipPrefix = Ip4Prefix.valueOf(value, -1); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for IPv4 byte array and |
| * too long prefix length. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfByteArrayTooLongPrefixLengthIPv4() { |
| Ip4Prefix ipPrefix; |
| byte[] value; |
| |
| value = new byte[] {1, 2, 3, 4}; |
| ipPrefix = Ip4Prefix.valueOf(value, 33); |
| } |
| |
| /** |
| * Tests valueOf() converter for IPv4 address. |
| */ |
| @Test |
| public void testValueOfAddressIPv4() { |
| Ip4Address ipAddress; |
| Ip4Prefix ipPrefix; |
| |
| ipAddress = Ip4Address.valueOf("1.2.3.4"); |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 24); |
| assertThat(ipPrefix.toString(), is("1.2.3.0/24")); |
| |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 32); |
| assertThat(ipPrefix.toString(), is("1.2.3.4/32")); |
| |
| ipAddress = Ip4Address.valueOf("1.2.3.5"); |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 32); |
| assertThat(ipPrefix.toString(), is("1.2.3.5/32")); |
| |
| ipAddress = Ip4Address.valueOf("0.0.0.0"); |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 0); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 32); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/32")); |
| |
| ipAddress = Ip4Address.valueOf("255.255.255.255"); |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 0); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 16); |
| assertThat(ipPrefix.toString(), is("255.255.0.0/16")); |
| |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 32); |
| assertThat(ipPrefix.toString(), is("255.255.255.255/32")); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for a null IP address. |
| */ |
| @Test(expected = NullPointerException.class) |
| public void testInvalidValueOfNullAddress() { |
| Ip4Address ipAddress; |
| Ip4Prefix ipPrefix; |
| |
| ipAddress = null; |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 24); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for IPv4 address and |
| * negative prefix length. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfAddressNegativePrefixLengthIPv4() { |
| Ip4Address ipAddress; |
| Ip4Prefix ipPrefix; |
| |
| ipAddress = Ip4Address.valueOf("1.2.3.4"); |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, -1); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for IPv4 address and |
| * too long prefix length. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfAddressTooLongPrefixLengthIPv4() { |
| Ip4Address ipAddress; |
| Ip4Prefix ipPrefix; |
| |
| ipAddress = Ip4Address.valueOf("1.2.3.4"); |
| ipPrefix = Ip4Prefix.valueOf(ipAddress, 33); |
| } |
| |
| /** |
| * Tests valueOf() converter for IPv4 string. |
| */ |
| @Test |
| public void testValueOfStringIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.4/24"); |
| assertThat(ipPrefix.toString(), is("1.2.3.0/24")); |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.4/32"); |
| assertThat(ipPrefix.toString(), is("1.2.3.4/32")); |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.5/32"); |
| assertThat(ipPrefix.toString(), is("1.2.3.5/32")); |
| |
| ipPrefix = Ip4Prefix.valueOf("0.0.0.0/0"); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf("0.0.0.0/32"); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/32")); |
| |
| ipPrefix = Ip4Prefix.valueOf("255.255.255.255/0"); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf("255.255.255.255/16"); |
| assertThat(ipPrefix.toString(), is("255.255.0.0/16")); |
| |
| ipPrefix = Ip4Prefix.valueOf("255.255.255.255/32"); |
| assertThat(ipPrefix.toString(), is("255.255.255.255/32")); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for a null string. |
| */ |
| @Test(expected = NullPointerException.class) |
| public void testInvalidValueOfNullString() { |
| Ip4Prefix ipPrefix; |
| String fromString; |
| |
| fromString = null; |
| ipPrefix = Ip4Prefix.valueOf(fromString); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for an empty string. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfEmptyString() { |
| Ip4Prefix ipPrefix; |
| String fromString; |
| |
| fromString = ""; |
| ipPrefix = Ip4Prefix.valueOf(fromString); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for an incorrect string. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfIncorrectString() { |
| Ip4Prefix ipPrefix; |
| String fromString; |
| |
| fromString = "NoSuchIpPrefix"; |
| ipPrefix = Ip4Prefix.valueOf(fromString); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for IPv4 string and |
| * negative prefix length. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfStringNegativePrefixLengthIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.4/-1"); |
| } |
| |
| /** |
| * Tests invalid valueOf() converter for IPv4 string and |
| * too long prefix length. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testInvalidValueOfStringTooLongPrefixLengthIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.4/33"); |
| } |
| |
| /** |
| * Tests IP prefix contains another IP prefix for IPv4. |
| */ |
| @Test |
| public void testContainsIpPrefixIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.0.0/24"); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/24"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/32"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.4/32"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/16"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.3.0.0/24"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("0.0.0.0/16"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("0.0.0.0/0"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("255.255.255.255/32"))); |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.0.0/32"); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/24"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/32"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.4/32"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/16"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.3.0.0/24"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("0.0.0.0/16"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("0.0.0.0/0"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("255.255.255.255/32"))); |
| |
| ipPrefix = Ip4Prefix.valueOf("0.0.0.0/0"); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/24"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/32"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.4/32"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/16"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("1.3.0.0/24"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("0.0.0.0/16"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("0.0.0.0/0"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("255.255.255.255/32"))); |
| |
| ipPrefix = Ip4Prefix.valueOf("255.255.255.255/32"); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/24"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/32"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.4/32"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.2.0.0/16"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("1.3.0.0/24"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("0.0.0.0/16"))); |
| assertFalse(ipPrefix.contains(Ip4Prefix.valueOf("0.0.0.0/0"))); |
| assertTrue(ipPrefix.contains(Ip4Prefix.valueOf("255.255.255.255/32"))); |
| } |
| |
| /** |
| * Tests IP prefix contains IP address for IPv4. |
| */ |
| @Test |
| public void testContainsIpAddressIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.0.0/24"); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("1.2.0.0"))); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("1.2.0.4"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("1.3.0.0"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("0.0.0.0"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("255.255.255.255"))); |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.0.0/32"); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("1.2.0.0"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("1.2.0.4"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("1.3.0.0"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("0.0.0.0"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("255.255.255.255"))); |
| |
| ipPrefix = Ip4Prefix.valueOf("0.0.0.0/0"); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("1.2.0.0"))); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("1.2.0.4"))); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("1.3.0.0"))); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("0.0.0.0"))); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("255.255.255.255"))); |
| |
| ipPrefix = Ip4Prefix.valueOf("255.255.255.255/32"); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("1.2.0.0"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("1.2.0.4"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("1.3.0.0"))); |
| assertFalse(ipPrefix.contains(Ip4Address.valueOf("0.0.0.0"))); |
| assertTrue(ipPrefix.contains(Ip4Address.valueOf("255.255.255.255"))); |
| } |
| |
| /** |
| * Tests equality of {@link Ip4Prefix} for IPv4. |
| */ |
| @Test |
| public void testEqualityIPv4() { |
| new EqualsTester() |
| .addEqualityGroup(Ip4Prefix.valueOf("1.2.0.0/24"), |
| Ip4Prefix.valueOf("1.2.0.0/24"), |
| Ip4Prefix.valueOf("1.2.0.4/24")) |
| .addEqualityGroup(Ip4Prefix.valueOf("1.2.0.0/16"), |
| Ip4Prefix.valueOf("1.2.0.0/16")) |
| .addEqualityGroup(Ip4Prefix.valueOf("1.2.0.0/32"), |
| Ip4Prefix.valueOf("1.2.0.0/32")) |
| .addEqualityGroup(Ip4Prefix.valueOf("1.3.0.0/24"), |
| Ip4Prefix.valueOf("1.3.0.0/24")) |
| .addEqualityGroup(Ip4Prefix.valueOf("0.0.0.0/0"), |
| Ip4Prefix.valueOf("0.0.0.0/0")) |
| .addEqualityGroup(Ip4Prefix.valueOf("255.255.255.255/32"), |
| Ip4Prefix.valueOf("255.255.255.255/32")) |
| .testEquals(); |
| } |
| |
| /** |
| * Tests object string representation for IPv4. |
| */ |
| @Test |
| public void testToStringIPv4() { |
| Ip4Prefix ipPrefix; |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.0/24"); |
| assertThat(ipPrefix.toString(), is("1.2.3.0/24")); |
| |
| ipPrefix = Ip4Prefix.valueOf("1.2.3.4/24"); |
| assertThat(ipPrefix.toString(), is("1.2.3.0/24")); |
| |
| ipPrefix = Ip4Prefix.valueOf("0.0.0.0/0"); |
| assertThat(ipPrefix.toString(), is("0.0.0.0/0")); |
| |
| ipPrefix = Ip4Prefix.valueOf("255.255.255.255/32"); |
| assertThat(ipPrefix.toString(), is("255.255.255.255/32")); |
| } |
| } |