@Override
  public TsunamiConfig loadConfig() {
    Yaml yaml = new Yaml(new SafeConstructor(new LoaderOptions()));
    Map<String, Object> rawYamlData = yaml.load(configFileReader());
    return TsunamiConfig.fromYamlData(rawYamlData);
  }
@Test
  public void loadConfig_whenYamlFileNotFound_usesEmptyConfig() {
    TsunamiConfig tsunamiConfig = new YamlConfigLoader().loadConfig();

    assertThat(tsunamiConfig.getRawConfigData()).isEmpty();
  }