### Question:
CmsCommonPaymentMapperImpl implements CmsCommonPaymentMapper { @Override public CmsPayment mapToCmsSinglePayment(CmsCommonPayment cmsCommonPayment) { return cmsCommonPayment; }  @Override CmsPayment mapToCmsSinglePayment(CmsCommonPayment cmsCommonPayment); @Override CmsPayment mapToCmsBulkPayment(CmsCommonPayment cmsCommonPayment); @Override CmsPayment mapToCmsPeriodicPayment(CmsCommonPayment cmsCommonPayment);  }### Answer:
@Test void mapToCmsSinglePayment() { assertSame(cmsCommonPayment, mapper.mapToCmsSinglePayment(cmsCommonPayment)); }