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.master.backcompat.ops;
  
  import static org.junit.Assert.assertTrue;
  
  import alluxio.AlluxioURI;
  import alluxio.Constants;
  import alluxio.client.file.FileSystem;
  import alluxio.conf.Configuration;
  import alluxio.master.backcompat.TestOp;
  import alluxio.master.backcompat.Utils;
  import alluxio.multi.process.Clients;
  import alluxio.util.CommonUtils;
  import alluxio.util.FileSystemOptionsUtils;
  import alluxio.util.WaitForOptions;
  
  import java.util.Arrays;
  
  /**
   * Test for persisting a file.
   */
  public final class PersistFile implements TestOp {
    private static final AlluxioURI PATH = new AlluxioURI("/fileToPersist");
    private static final AlluxioURI NESTED_PATH = new AlluxioURI("/persistFileDir/a");
  
    @Override
    public void apply(Clients clients) throws Exception {
      FileSystem fs = clients.getFileSystemClient();
      Utils.createFile(fs, PATH);
      clients.getFileSystemMasterClient().scheduleAsyncPersist(PATH,
          FileSystemOptionsUtils.scheduleAsyncPersistDefaults(Configuration.global()));
      Utils.createFile(fs, NESTED_PATH);
      clients.getFileSystemMasterClient().scheduleAsyncPersist(NESTED_PATH,
          FileSystemOptionsUtils.scheduleAsyncPersistDefaults(Configuration.global()));
      CommonUtils.waitFor("file to be async persisted", () -> {
        try {
          return fs.getStatus(PATH).isPersisted() && fs.getStatus(NESTED_PATH).isPersisted();
        } catch (Exception e) {
          throw new RuntimeException(e);
        }
      }, WaitForOptions.defaults().setTimeoutMs(10 * Constants.SECOND_MS));
    }
  
    @Override
    public void check(Clients clients) throws Exception {
      for (AlluxioURI uri : Arrays.asList(PATH, NESTED_PATH, NESTED_PATH.getParent())) {
        assertTrue(clients.getFileSystemClient().getStatus(uri).isPersisted());
      }
    }
  }
  