in src/it/java/com/epam/digital/data/platform/integration/formprovider/client/FormValidationClientIT.java [86:96]
public void testFormDataValidationWithInternalServerError() throws Exception {
var formDataDto = FormDataValidationDto.builder().data(new LinkedHashMap<>()).build();
int status = 500;
mockFormDataValidation(status, formDataDto, null);
var ex = assertThrows(FeignException.class,
() -> formValidationClient.validateFormData("formId", formDataDto));
assertThat(ex).isNotNull();
assertThat(ex.status()).isEqualTo(status);
}