content: /*
   * 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.bookkeeper.server.component;
  
  import static org.apache.bookkeeper.server.component.ServerLifecycleComponent.loadServerComponents;
  import static org.apache.bookkeeper.server.component.ServerLifecycleComponent.newComponent;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  
  import java.io.IOException;
  import java.util.List;
  import org.apache.bookkeeper.conf.ServerConfiguration;
  import org.apache.bookkeeper.server.conf.BookieConfiguration;
  import org.apache.bookkeeper.stats.NullStatsLogger;
  import org.apache.bookkeeper.stats.StatsLogger;
  import org.junit.Test;
  
  /**
   * Manage the test server lifecycle.
   */
  public class TestServerLifecycleComponent {
  
      static class TestComponent extends ServerLifecycleComponent {
  
          public TestComponent(BookieConfiguration conf, StatsLogger statsLogger) {
              super("test-component", conf, statsLogger);
          }
  
          @Override
          protected void doStart() {
              // no-op
          }
  
          @Override
          protected void doStop() {
              // no-op
          }
  
          @Override
          protected void doClose() throws IOException {
              // no-op
          }
      }
  
      static class TestComponent2 extends TestComponent {
          public TestComponent2(BookieConfiguration conf, StatsLogger statsLogger) {
              super(conf, statsLogger);
          }
      }
  
      @Test
      public void testNewComponent() throws Exception {
          BookieConfiguration conf = new BookieConfiguration(new ServerConfiguration());
          StatsLogger statsLogger = NullStatsLogger.INSTANCE;
          ServerLifecycleComponent component = newComponent(
              TestComponent.class,
              conf,
              statsLogger);
          assertEquals("test-component", component.getName());
          assertEquals(conf, component.getConf());
      }
  
      @Test
      public void testLoadServerComponents() throws Exception {
          BookieConfiguration conf = new BookieConfiguration(new ServerConfiguration());
          StatsLogger statsLogger = NullStatsLogger.INSTANCE;
          String[] clsNames = new String[] {
              TestComponent.class.getName(),
              TestComponent2.class.getName()
          };
          List<ServerLifecycleComponent> components = loadServerComponents(
              clsNames,
              conf,
              statsLogger);
          assertEquals(2, components.size());
          assertTrue(components.get(0) instanceof TestComponent);
          assertTrue(components.get(1) instanceof TestComponent2);
      }
  
  
  }
  