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.atlas.hbase;
  
  import org.apache.hadoop.hbase.HBaseTestingUtility;
  import org.apache.hadoop.hbase.MiniHBaseCluster;
  import org.testng.annotations.Test;
  
  import java.io.IOException;
  import java.net.ServerSocket;
  import java.util.List;
  
  import static org.testng.AssertJUnit.assertFalse;
  
  /**
   * Make sure we can spin up a HBTU without a hbase-site.xml
   */
  public class TestHBaseTestingUtilSpinup {
      private final HBaseTestingUtility hBaseTestingUtility = new HBaseTestingUtility();
  
      public TestHBaseTestingUtilSpinup() throws Exception {
          hBaseTestingUtility.getConfiguration().set("test.hbase.zookeeper.property.clientPort", String.valueOf(getFreePort()));
          hBaseTestingUtility.getConfiguration().set("hbase.master.port", String.valueOf(getFreePort()));
          hBaseTestingUtility.getConfiguration().set("hbase.master.info.port", String.valueOf(getFreePort()));
          hBaseTestingUtility.getConfiguration().set("hbase.regionserver.port", String.valueOf(getFreePort()));
          hBaseTestingUtility.getConfiguration().set("hbase.regionserver.info.port", String.valueOf(getFreePort()));
          hBaseTestingUtility.getConfiguration().set("zookeeper.znode.parent", "/hbase-unsecure");
          hBaseTestingUtility.getConfiguration().set("hbase.table.sanity.checks", "false");
      }
  
      @Test
      public void testGetMetaTableRows() throws Exception {
          try (MiniHBaseCluster miniCluster = hBaseTestingUtility.startMiniCluster()) {
              if (!hBaseTestingUtility.getHBaseCluster().waitForActiveAndReadyMaster(30000)) {
                  throw new RuntimeException("Active master not ready");
              }
  
              List<byte[]> results = hBaseTestingUtility.getMetaTableRows();
  
              assertFalse("results should have some entries and is empty.", results.isEmpty());
          } finally {
              hBaseTestingUtility.shutdownMiniCluster();
          }
      }
  
      private static int getFreePort() throws IOException {
          ServerSocket serverSocket = new ServerSocket(0);
          int          port         = serverSocket.getLocalPort();
  
          serverSocket.close();
  
          return port;
      }
  }
  