content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.server.ft.journal;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  
  import alluxio.AlluxioURI;
  import alluxio.client.file.FileSystem;
  import alluxio.client.file.URIStatus;
  import alluxio.conf.PropertyKey;
  import alluxio.grpc.DeletePOptions;
  import alluxio.master.LocalAlluxioCluster;
  import alluxio.testutils.BaseIntegrationTest;
  import alluxio.testutils.LocalAlluxioClusterResource;
  
  import org.junit.Before;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.TemporaryFolder;
  
  import java.util.List;
  
  /**
   * Tests which perform master operations, then restart master and verify its state.
   */
  public final class JournalReplayIntegrationTest extends BaseIntegrationTest {
    @Rule
    public LocalAlluxioClusterResource mClusterResource =
        new LocalAlluxioClusterResource.Builder()
            .setProperty(PropertyKey.MASTER_JOURNAL_TAILER_SHUTDOWN_QUIET_WAIT_TIME_MS, 0)
            .setNumWorkers(0)
            .build();
  
    @Rule
    public TemporaryFolder mFolder = new TemporaryFolder();
  
    private LocalAlluxioCluster mCluster;
    private FileSystem mFs;
  
    @Before
    public void before() throws Exception {
      mCluster = mClusterResource.get();
      mFs = mCluster.getClient();
    }
  
    @Test
    public void mountDeleteMount() throws Exception {
      AlluxioURI alluxioPath = new AlluxioURI("/mnt");
      AlluxioURI ufsPath = new AlluxioURI(mFolder.newFolder().getAbsolutePath());
      mFs.mount(alluxioPath, ufsPath);
      mFs.delete(alluxioPath, DeletePOptions.newBuilder().setRecursive(true)
          .setDeleteMountPoint(true)
          .build());
      mFs.mount(alluxioPath, ufsPath);
      mCluster.restartMasters();
      mFs = mCluster.getClient(); // need new client after restart
      List<URIStatus> status = mFs.listStatus(new AlluxioURI("/"));
      assertEquals(1, status.size());
      assertTrue(status.get(0).isMountPoint());
    }
  }
  