1 /*
2 * ====================================================================
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 * ====================================================================
20 *
21 * This software consists of voluntary contributions made by many
22 * individuals on behalf of the Apache Software Foundation. For more
23 * information on the Apache Software Foundation, please see
24 * <http://www.apache.org/>.
25 *
26 */
27 package org.apache.hc.client5.http;
28
29 import static org.junit.jupiter.api.Assertions.assertArrayEquals;
30 import static org.junit.jupiter.api.Assertions.assertEquals;
31
32 import java.net.InetAddress;
33 import java.net.UnknownHostException;
34
35 import org.junit.jupiter.api.Test;
36
37 class SystemDefaultDnsResolverTest {
38
39 @Test
40 void resolve() throws UnknownHostException {
41 final SystemDefaultDnsResolver resolver = SystemDefaultDnsResolver.INSTANCE;
42 final InetAddress[] result1 = resolver.resolve("127.0.0.1");
43 assertEquals(1, result1.length);
44 assertArrayEquals(new byte[]{127, 0, 0, 1}, result1[0].getAddress());
45 }
46
47 @Test
48 void resolveIPv6ZoneId() throws UnknownHostException {
49 final SystemDefaultDnsResolver resolver = SystemDefaultDnsResolver.INSTANCE;
50
51 // This is an IPv6 address literal with zone ID
52 final InetAddress[] result = resolver.resolve("[fe80::221:b7ff:fe8a:57d5%en4]");
53 assertEquals(1, result.length);
54 assertArrayEquals(new byte[]{(byte) 0xfe, (byte) 0x80, 0, 0, 0, 0, 0, 0, 0x02, 0x21, (byte) 0xb7, (byte) 0xff, (byte) 0xfe, (byte) 0x8a, 0x57, (byte) 0xd5}, result[0].getAddress());
55
56 }
57
58 }