| /* |
| * 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.master; |
| |
| import java.io.IOException; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.HBaseTestingUtil; |
| import org.apache.hadoop.hbase.HConstants; |
| import org.apache.hadoop.hbase.ServerName; |
| import org.apache.hadoop.hbase.client.Admin; |
| import org.apache.hadoop.hbase.testclassification.MediumTests; |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| @Category(MediumTests.class) |
| public class TestUnknownServers { |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestUnknownServers.class); |
| |
| private static HBaseTestingUtil UTIL; |
| private static Admin ADMIN; |
| private final static int SLAVES = 1; |
| private static boolean IS_UNKNOWN_SERVER = true; |
| |
| @BeforeClass |
| public static void setUpBeforeClass() throws Exception { |
| UTIL = new HBaseTestingUtil(); |
| UTIL.getConfiguration().setClass(HConstants.MASTER_IMPL, |
| TestUnknownServers.HMasterForTest.class, HMaster.class); |
| UTIL.startMiniCluster(SLAVES); |
| ADMIN = UTIL.getAdmin(); |
| } |
| |
| @Test |
| public void testListUnknownServers() throws Exception { |
| Assert.assertEquals(ADMIN.listUnknownServers().size(), SLAVES); |
| IS_UNKNOWN_SERVER = false; |
| Assert.assertEquals(ADMIN.listUnknownServers().size(), 0); |
| } |
| |
| @AfterClass |
| public static void tearDownAfterClass() throws Exception { |
| if (ADMIN != null) { |
| ADMIN.close(); |
| } |
| if (UTIL != null) { |
| UTIL.shutdownMiniCluster(); |
| } |
| } |
| |
| public static final class HMasterForTest extends HMaster { |
| |
| public HMasterForTest(Configuration conf) throws IOException { |
| super(conf); |
| } |
| |
| @Override |
| protected ServerManager createServerManager(MasterServices master, RegionServerList storage) |
| throws IOException { |
| setupClusterConnection(); |
| return new TestUnknownServers.ServerManagerForTest(master, storage); |
| } |
| } |
| |
| private static final class ServerManagerForTest extends ServerManager { |
| |
| public ServerManagerForTest(MasterServices master, RegionServerList storage) { |
| super(master, storage); |
| } |
| |
| @Override |
| public boolean isServerUnknown(ServerName serverName) { |
| return IS_UNKNOWN_SERVER; |
| } |
| } |
| } |