public void testFileTraverser_multipleDirectoryLayers_breadthFirstStartsWithTopLayer()
      throws Exception {
    File fileA = newFile("file-a");
    File dir1 = newDir("dir-1");
    newFile("dir-1/file-b");
    newFile("dir-1/dir-2");

    assertThat(Iterables.limit(Files.fileTraverser().breadthFirst(rootDir), 3))
        .containsExactly(rootDir, fileA, dir1);
  }

            if (isCommit) {
                try {
                    dictionaryManager.store(KuromojiFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

            if (isCommit) {
                try {
                    dictionaryManager.store(CharMappingFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

     * Test readBytes with large file throws exception
     *
     * @throws Exception
     */
    @Test
    public void testReadBytes_LargeFile() throws Exception {
        final File largeFile = tempFolder.newFile("large.dat");

        // Create a file larger than MAX_BUF_SIZE (10MB)
        // Write 11MB of data
        try (FileOutputStream fos = new FileOutputStream(largeFile)) {

            if (isCommit) {
                try {
                    dictionaryManager.store(ProtwordsFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

            if (isCommit) {
                try {
                    dictionaryManager.store(SynonymFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

            if (isCommit) {
                try {
                    dictionaryManager.store(StopwordsFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

            if (isCommit) {
                try {
                    dictionaryManager.store(StemmerOverrideFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

    @Test
    @DisplayName("Test constructor initializes fields correctly")
    public void testConstructor() throws Exception {
        // Given
        String oldFileName = "oldFile.txt";
        String newFileName = "newFile.txt";

        // When
        smbComRename = new SmbComRename(config, oldFileName, newFileName);

        // Then
        assertEquals(ServerMessageBlock.SMB_COM_RENAME, smbComRename.getCommand());

    public void testStorePropertiesOutputStreamString() throws IOException {
        final Properties outProperties = new Properties();
        outProperties.setProperty("a", "A");
        final File file = tempFolder.newFile("hoge.properties");
        final FileOutputStream outputStream = OutputStreamUtil.create(file);
        PropertiesUtil.store(outProperties, outputStream, "comments");
        CloseableUtil.close(outputStream);