public static RuleDescriptionSectionContextDto of(String key, String displayName) {
    return new RuleDescriptionSectionContextDto(key, displayName);
  }
@Test
  void check_of_with_display_name_is_empty() {
    assertThatThrownBy(() -> RuleDescriptionSectionContextDto.of(CONTEXT_KEY, ""))
      .isInstanceOf(IllegalArgumentException.class)
      .hasMessage(DISPLAY_NAME_MUST_BE_SET_ERROR);
  }