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.assertFalse;
  import static org.junit.Assert.assertTrue;
  
  import alluxio.AlluxioURI;
  import alluxio.client.file.FileSystem;
  import alluxio.grpc.DeletePOptions;
  import alluxio.master.backcompat.FsTestOp;
  import alluxio.master.backcompat.Utils;
  
  import java.util.Arrays;
  
  /**
   * Test for file deletion.
   */
  public final class Delete extends FsTestOp {
    private static final AlluxioURI PATH = new AlluxioURI("/pathToDelete");
    private static final AlluxioURI NESTED = new AlluxioURI("/deleteFile/a");
    private static final AlluxioURI RECURSIVE = new AlluxioURI("/deleteRecursive/a/b");
  
    @Override
    public void apply(FileSystem fs) throws Exception {
      Utils.createFile(fs, PATH);
      fs.delete(PATH);
  
      Utils.createFile(fs, NESTED);
      fs.delete(NESTED);
  
      Utils.createFile(fs, RECURSIVE);
      fs.delete(RECURSIVE.getParent(), DeletePOptions.newBuilder().setRecursive(true).build());
    }
  
    @Override
    public void check(FileSystem fs) throws Exception {
      for (AlluxioURI deleted : Arrays.asList(PATH, NESTED, RECURSIVE)) {
        assertFalse(fs.exists(deleted));
      }
      assertTrue(fs.exists(NESTED.getParent()));
      assertFalse(fs.exists(RECURSIVE.getParent()));
      assertTrue(fs.exists(RECURSIVE.getParent().getParent()));
    }
  }
  