/* * 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.hadoop.hbase; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertNotSame; import static org.junit.Assert.assertSame; import static org.junit.Assert.assertTrue; import java.util.HashSet; import java.util.Set; import java.util.regex.Pattern; import org.apache.hadoop.hbase.testclassification.MiscTests; import org.apache.hadoop.hbase.testclassification.SmallTests; import org.apache.hadoop.hbase.util.Addressing; import org.apache.hadoop.hbase.util.Bytes; import org.junit.ClassRule; import org.junit.Test; import org.junit.experimental.categories.Category; @Category({MiscTests.class, SmallTests.class}) public class TestServerName { @ClassRule public static final HBaseClassTestRule CLASS_RULE = HBaseClassTestRule.forClass(TestServerName.class); @Test public void testHash() { ServerName sn1 = ServerName.parseServerName("asf903.gq1.ygridcore.net,52690,1517835491385"); ServerName sn2 = ServerName.parseServerName("asf903.gq1.ygridcore.net,42231,1517835491329"); Set<ServerName> sns = new HashSet<>(); sns.add(sn2); sns.add(sn1); sns.add(sn1); assertEquals(2, sns.size()); } @Test public void testShortString() { ServerName sn = ServerName.valueOf("asf000.sp2.ygridcore.net", 1, 1); assertEquals("asf000:1", sn.toShortString()); sn = ServerName.valueOf("2607:f0d0:1002:0051:0000:0000:0000:0004", 1, 1); assertEquals("2607:f0d0:1002:0051:0000:0000:0000:0004:1", sn.toShortString()); sn = ServerName.valueOf("1.1.1.1", 1, 1); assertEquals("1.1.1.1:1", sn.toShortString()); } @Test public void testRegexPatterns() { assertTrue(Pattern.matches(Addressing.VALID_PORT_REGEX, "123")); assertFalse(Pattern.matches(Addressing.VALID_PORT_REGEX, "")); assertTrue(ServerName.SERVERNAME_PATTERN.matcher("www1.example.org,1234,567").matches()); ServerName.parseServerName("a.b.c,58102,1319771740322"); ServerName.parseServerName("192.168.1.199,58102,1319771740322"); ServerName.parseServerName("a.b.c:58102"); ServerName.parseServerName("192.168.1.199:58102"); } @Test public void testParseOfBytes() { final String snStr = "www.EXAMPLE.org,1234,5678"; ServerName sn = ServerName.valueOf(snStr); byte[] versionedBytes = sn.getVersionedBytes(); ServerName parsedSn = ServerName.parseVersionedServerName(versionedBytes); assertEquals(sn.toString(), parsedSn.toString()); assertEquals(sn.getHostnameLowerCase(), parsedSn.getHostnameLowerCase()); assertEquals(sn.getPort(), parsedSn.getPort()); assertEquals(sn.getStartcode(), parsedSn.getStartcode()); final String hostnamePortStr = sn.getAddress().toString(); byte[] bytes = Bytes.toBytes(hostnamePortStr); parsedSn = ServerName.parseVersionedServerName(bytes); assertEquals(sn.getHostnameLowerCase(), parsedSn.getHostnameLowerCase()); assertEquals(sn.getPort(), parsedSn.getPort()); assertEquals(ServerName.NON_STARTCODE, parsedSn.getStartcode()); } @Test public void testServerName() { ServerName sn = ServerName.valueOf("www.example.org", 1234, 5678); ServerName sn2 = ServerName.valueOf("www.example.org", 1234, 5678); ServerName sn3 = ServerName.valueOf("www.example.org", 1234, 56789); assertTrue(sn.equals(sn2)); assertFalse(sn.equals(sn3)); assertEquals(sn.hashCode(), sn2.hashCode()); assertNotSame(sn.hashCode(), sn3.hashCode()); assertEquals(sn.toString(), ServerName.valueOf("www.example.org", 1234, 5678).toString()); assertEquals(sn.toString(), ServerName.valueOf("www.example.org:1234", 5678).toString()); assertEquals("www.example.org" + ServerName.SERVERNAME_SEPARATOR + "1234" + ServerName.SERVERNAME_SEPARATOR + "5678", sn.toString()); } @Test public void testHostNameCaseSensitivity() { ServerName lower = ServerName.valueOf("www.example.org", 1234, 5678); ServerName upper = ServerName.valueOf("www.EXAMPLE.org", 1234, 5678); assertEquals(0, lower.compareTo(upper)); assertEquals(0, upper.compareTo(lower)); assertEquals(lower.hashCode(), upper.hashCode()); assertTrue(lower.equals(upper)); assertTrue(upper.equals(lower)); assertTrue(ServerName.isSameAddress(lower, upper)); } @Test public void testInterning() { ServerName sn1 = ServerName.valueOf("www.example.org", 1234, 5671); assertSame(sn1, ServerName.valueOf("www.example.org", 1234, 5671)); } @Test public void testInterningDoesWeakReferences() { for (int i = 0; i < 5000; i++) { final int startcode = i++; final ServerName sn1 = ServerName.valueOf("www.example.org", 1234, startcode); assertSame(sn1, ServerName.valueOf("www.example.org", 1234, startcode)); } } }