@Override
	public String pwd() {
		try {
			return client.printWorkingDirectory();
		} catch (IOException e) {
			throw new IORuntimeException(e);
		}
	}
@Test
	@Disabled
	public void isDirTest() throws Exception {
		try (final Ftp ftp = new Ftp("127.0.0.1", 21)) {
			Console.log(ftp.pwd());
			ftp.isDir("/test");
			Console.log(ftp.pwd());
		}
	}