* @param field The field name to check.
     * @return The actual field name to use for searching.
     */
    protected String getSearchField(final String defaultField, final String field) {
        if (Constants.DEFAULT_FIELD.equals(field) && defaultField != null) {
            return defaultField;
        }
        return field;
    }

    /**

    }

    static class TestEnvVarSource implements OperatingSystemUtils.EnvVarSource {
        private final Map<String, String> envVarMap;

        TestEnvVarSource(Map<String, String> envVarMap) {
            this.envVarMap = envVarMap;
        }

        @Override
        public Map<String, String> getEnvMap() {
            return envVarMap;
        }
    }

        }

        @Override
        public List<String> commandInfo(String command) {
            return List.of();
        }

        @Override
        public CmdDesc commandDescription(List<String> args) {
            return null;
        }

        @Override
        public String name() {
            return "Builtin Maven Shell commands";
        }

  val webSocket: WebSocket?,
  val body: String?,
  val failure: IOException?,
) {
  fun assertRequestUrl(url: HttpUrl) =
    apply {
      assertThat(request.url).isEqualTo(url)
    }

  fun assertRequestMethod(method: String) =
    apply {
      assertThat(request.method).isEqualTo(method)
    }

  fun assertRequestHeader(
    name: String,
    vararg values: String,
  ) = apply {

          + Arrays.toString(trustManagers));
    }
    return (X509TrustManager) trustManagers[0];
  }

  private String[] javaNames(List<CipherSuite> cipherSuites) {
    String[] result = new String[cipherSuites.size()];
    for (int i = 0; i < result.length; i++) {
      result[i] = cipherSuites.get(i).javaName();
    }
    return result;
  }

  /**

    @Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_config.crawling_info";
    }

    @Override
    public String asEsIndexType() {
        return "crawling_info";
    }

    @Override
    public String asEsSearchType() {
        return "crawling_info";
    }

    @Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_config.elevate_word";
    }

    @Override
    public String asEsIndexType() {
        return "elevate_word";
    }

    @Override
    public String asEsSearchType() {
        return "elevate_word";
    }

    @Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_config.path_mapping";
    }

    @Override
    public String asEsIndexType() {
        return "path_mapping";
    }

    @Override
    public String asEsSearchType() {
        return "path_mapping";
    }

     * @param args arguments referenced by the format specifiers in the format string
     * @return the current builder
     */
    @Nonnull
    default MessageBuilder format(String pattern, Object... args) {
        return append(String.format(pattern, args));
    }

    /**
     * Set the buffer length.
     *
     * @param length the new length

  /**
   * Returns an {@code UnsignedInteger} holding the value of the specified {@code String}, parsed as
   * an unsigned {@code int} value.
   *
   * @throws NumberFormatException if the string does not contain a parsable unsigned {@code int}
   *     value
   */
  public static UnsignedInteger valueOf(String string) {
    return valueOf(string, 10);
  }

  /**