public Properties rawProperties() {
    return properties;
  }
@Test
  public void raw_properties() {
    Properties p = new Properties();
    p.setProperty("encrypted_prop", "{aes}abcde");
    p.setProperty("clear_prop", "foo");
    Props props = new Props(p);

    assertThat(props.rawProperties()).hasSize(2);
    // do not decrypt
    assertThat(props.rawProperties()).containsEntry("encrypted_prop", "{aes}abcde");
    assertThat(props.rawProperties()).containsEntry("clear_prop", "foo");
  }