### Question:
MdcLoggingContextService implements LoggingContextService { @Override public void storeScaStatus(@NotNull ScaStatus scaStatus) { MDC.put(SCA_STATUS_KEY, scaStatus.getValue()); }  @Override void storeConsentStatus(@NotNull ConsentStatus consentStatus); @Override String getConsentStatus(); @Override void storeTransactionStatus(@NotNull TransactionStatus transactionStatus); @Override String getTransactionStatus(); @Override void storeScaStatus(@NotNull ScaStatus scaStatus); @Override void storeTransactionAndScaStatus(@NotNull TransactionStatus transactionStatus, @Nullable ScaStatus scaStatus); @Override String getScaStatus(); @Override void storeRequestInformation(RequestInfo requestInfo); @Override RequestInfo getRequestInformation(); @Override void clearContext();  }### Answer:
@Test void storeScaStatus_shouldPutStatusIntoMdc() { ScaStatus status = ScaStatus.PSUAUTHENTICATED; mdcLoggingContextService.storeScaStatus(status); assertEquals(status.getValue(), MDC.get(SCA_STATUS_KEY)); }