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.file.meta;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  
  import alluxio.Constants;
  import alluxio.conf.Configuration;
  import alluxio.conf.PropertyKey;
  import alluxio.exception.BlockInfoException;
  import alluxio.security.authorization.Mode;
  import alluxio.util.ModeUtils;
  
  import org.junit.Assert;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.ExpectedException;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * Unit tests for {@link MutableInodeFile}.
   */
  public final class MutableInodeFileTest extends AbstractInodeTest {
    private static final long LENGTH = 100;
  
    @Rule
    public ExpectedException mExpectedException = ExpectedException.none();
  
    /**
     * Tests the {@link MutableInodeFile#equals(Object)} method.
     */
    @Test
    public void equals() {
      MutableInodeFile inode1 = createInodeFile(1);
      // self equal
      assertEquals(inode1, inode1);
      MutableInodeFile inode2 = createInodeFile(1);
      // equal with same id
      assertEquals(inode1, inode2);
      MutableInodeFile inode3 = createInodeFile(3);
      assertFalse(inode1.equals(inode3));
    }
  
    /**
     * Tests the {@link MutableInodeFile#getId()} method.
     */
    @Test
    public void getId() {
      MutableInodeFile inode1 = createInodeFile(1);
      assertEquals(createInodeFileId(1), inode1.getId());
    }
  
    /**
     * Tests the {@link MutableInodeFile#setLength(long)} method.
     */
    @Test
    public void setLength() {
      MutableInodeFile inodeFile = createInodeFile(1);
      inodeFile.setLength(LENGTH);
      assertEquals(LENGTH, inodeFile.getLength());
    }
  
    /**
     * Tests the {@link MutableInodeFile#getBlockSizeBytes()} method.
     */
    @Test
    public void getBlockSizeBytes() {
      MutableInodeFile inode1 = createInodeFile(1);
      assertEquals(Constants.KB, inode1.getBlockSizeBytes());
    }
  
    /**
     * Tests the {@link MutableInodeFile#getBlockIdByIndex(int)} method.
     */
    @Test
    public void getBlockIdByIndex() throws Exception {
      MutableInodeFile inodeFile = createInodeFile(1);
      List<Long> blockIds = new ArrayList<>();
      final int NUM_BLOCKS = 3;
      for (int i = 0; i < NUM_BLOCKS; i++) {
        blockIds.add(inodeFile.getNewBlockId());
      }
      for (int i = 0; i < NUM_BLOCKS; i++) {
        assertEquals(blockIds.get(i), (Long) inodeFile.getBlockIdByIndex(i));
      }
      try {
        inodeFile.getBlockIdByIndex(-1);
        Assert.fail();
      } catch (BlockInfoException e) {
        assertEquals(String.format("blockIndex -1 is out of range. File blocks: %d",
            NUM_BLOCKS), e.getMessage());
      }
      try {
        inodeFile.getBlockIdByIndex(NUM_BLOCKS);
        Assert.fail();
      } catch (BlockInfoException e) {
        assertEquals(String.format("blockIndex %d is out of range. File blocks: %d",
            NUM_BLOCKS, NUM_BLOCKS), e.getMessage());
      }
    }
  
    /**
     * Tests the {@link MutableInodeFile#setCompleted(boolean)} method.
     */
    @Test
    public void setCompleted() {
      MutableInodeFile inode1 = createInodeFile(1);
      assertFalse(inode1.isCompleted());
  
      inode1.setCompleted(true);
      assertTrue(inode1.isCompleted());
    }
  
    /**
     * Tests the {@link MutableInodeFile#getMode()} method.
     */
    @Test
    public void permissionStatus() {
      MutableInodeFile inode1 = createInodeFile(1);
      assertEquals(TEST_OWNER, inode1.getOwner());
      assertEquals(TEST_GROUP, inode1.getGroup());
      assertEquals(ModeUtils.applyFileUMask(Mode.defaults(),
          Configuration.getString(PropertyKey.SECURITY_AUTHORIZATION_PERMISSION_UMASK))
              .toShort(),
          inode1.getMode());
    }
  }
  