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 alluxio.AlluxioURI;
  import alluxio.client.file.FileSystem;
  import alluxio.grpc.CreateDirectoryPOptions;
  import alluxio.master.backcompat.FsTestOp;
  import alluxio.master.backcompat.Utils;
  
  import org.junit.Assert;
  
  /**
   * Test for renaming a file.
   */
  public final class Rename extends FsTestOp {
    private static final AlluxioURI SRC = new AlluxioURI("/fileToRename");
    private static final AlluxioURI DST = new AlluxioURI("/fileRenameTarget");
  
    @Override
    public void apply(FileSystem fs) throws Exception {
      Utils.createFile(fs, SRC);
      fs.rename(SRC, DST);
  
      fs.createDirectory(new AlluxioURI("/renameDir/a/b"),
          CreateDirectoryPOptions.newBuilder().setRecursive(true).build());
      fs.rename(new AlluxioURI("/renameDir/a"), new AlluxioURI("/renameDir/c"));
    }
  
    @Override
    public void check(FileSystem fs) throws Exception {
      Assert.assertFalse(fs.exists(SRC));
      Assert.assertTrue(fs.exists(DST));
  
      Assert.assertFalse(fs.exists(new AlluxioURI("/renameDir/a")));
      Assert.assertTrue(fs.exists(new AlluxioURI("/renameDir/c")));
      Assert.assertTrue(fs.exists(new AlluxioURI("/renameDir/c/b")));
    }
  }
  