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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.zookeeper.common;
import static org.hamcrest.CoreMatchers.anyOf;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.net.InetSocketAddress;
import org.apache.zookeeper.ZKTestCase;
import org.junit.jupiter.api.Test;
public class NetUtilsTest extends ZKTestCase {
private Integer port = 1234;
private String v4addr = "127.0.0.1";
private String v6addr = "[0:0:0:0:0:0:0:1]";
private String v6addr2 = "[2600:0:0:0:0:0:0:0]";
private String v4local = v4addr + ":" + port.toString();
private String v6local = v6addr + ":" + port.toString();
private String v6ext = v6addr2 + ":" + port.toString();
@Test
public void testFormatInetAddrGoodIpv4() {
InetSocketAddress isa = new InetSocketAddress(v4addr, port);
assertEquals("127.0.0.1:1234", NetUtils.formatInetAddr(isa));
}
@Test
public void testFormatInetAddrGoodIpv6Local() {
// Have to use the expanded address here, hence not using v6addr in instantiation
InetSocketAddress isa = new InetSocketAddress("::1", port);
assertEquals(v6local, NetUtils.formatInetAddr(isa));
}
@Test
public void testFormatInetAddrGoodIpv6Ext() {
// Have to use the expanded address here, hence not using v6addr in instantiation
InetSocketAddress isa = new InetSocketAddress("2600::", port);
assertEquals(v6ext, NetUtils.formatInetAddr(isa));
}
@Test
public void testFormatInetAddrGoodHostname() {
InetSocketAddress isa = new InetSocketAddress("localhost", 1234);
assertThat(NetUtils.formatInetAddr(isa), anyOf(equalTo(v4local), equalTo(v6local)));
}
@Test
public void testFormatAddrUnresolved() {
InetSocketAddress isa = InetSocketAddress.createUnresolved("doesnt.exist.com", 1234);
assertEquals("doesnt.exist.com:1234", NetUtils.formatInetAddr(isa));
}
@Test
public void tetGetIPV6HostAndPort_WhenHostDoesNotEndWithBracket() {
assertThrows(IllegalArgumentException.class, () -> {
NetUtils.getIPV6HostAndPort("[2001:0db8:85a3:0000:0000:8a2e:0370:7334:443");
});
}
@Test
public void tetGetIPV6HostAndPort_WhenNoPortAfterColon() {
assertThrows(IllegalArgumentException.class, () -> {
NetUtils.getIPV6HostAndPort("[2001:0db8:85a3:0000:0000:8a2e:0370:7334]:");
});
}
@Test
public void tetGetIPV6HostAndPort_WhenPortIsNotSeparatedProperly() {
assertThrows(IllegalArgumentException.class, () -> {
NetUtils.getIPV6HostAndPort("[2001:0db8:85a3:0000:0000:8a2e:0370:7334]2181");
});
}
@Test
public void tetGetIPV6HostAndPort_WhenHostIsEmpty() {
assertThrows(IllegalArgumentException.class, () -> {
NetUtils.getIPV6HostAndPort("[]:2181");
});
}
@Test
public void tetGetIPV6HostAndPort_EmptyStringArrayIfDoesNotStartWithBracket() {
String[] ipv6HostAndPort =
NetUtils.getIPV6HostAndPort("2001:0db8:85a3:0000:0000:8a2e:0370:7334]");
assertEquals(0, ipv6HostAndPort.length);
}
@Test
public void tetGetIPV6HostAndPort_ReturnHostPort() {
String[] ipv6HostAndPort =
NetUtils.getIPV6HostAndPort("[2001:0db8:85a3:0000:0000:8a2e:0370:7334]:2181");
assertEquals(2, ipv6HostAndPort.length);
assertEquals("2001:0db8:85a3:0000:0000:8a2e:0370:7334", ipv6HostAndPort[0]);
assertEquals("2181", ipv6HostAndPort[1]);
}
@Test
public void tetGetIPV6HostAndPort_ReturnHostPortPort() {
String[] ipv6HostAndPort =
NetUtils.getIPV6HostAndPort("[2001:0db8:85a3:0000:0000:8a2e:0370:7334]:2181:3181");
assertEquals(2, ipv6HostAndPort.length);
assertEquals("2001:0db8:85a3:0000:0000:8a2e:0370:7334", ipv6HostAndPort[0]);
assertEquals("2181:3181", ipv6HostAndPort[1]);
}
}
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