public File getConfDirectory() {
    return confDirectory;
  }
@Test
  public void conf_directory_is_conf_es_subdirectory_of_sq_temp_directory() throws IOException {
    File tempDir = temp.newFolder();
    Props props = new Props(new Properties());
    props.set(PATH_DATA.getKey(), temp.newFolder().getAbsolutePath());
    props.set(PATH_HOME.getKey(), temp.newFolder().getAbsolutePath());
    props.set(PATH_TEMP.getKey(), tempDir.getAbsolutePath());
    props.set(PATH_LOGS.getKey(), temp.newFolder().getAbsolutePath());

    EsInstallation underTest = new EsInstallation(props);

    assertThat(underTest.getConfDirectory()).isEqualTo(new File(tempDir, "conf/es"));
  }