} finally {
      in.close();
    }
  }

  public void testRead() throws IOException {
    byte[] readBytes = source.read();
    assertExpectedBytes(readBytes);
  }

  public void testCopyTo_outputStream() throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    source.copyTo(out);
    assertExpectedBytes(out.toByteArray());
  }