PEPPOL-T128-R015
- Message
- StartTime must be before EndTime 
- Context
- cac:Shipment/cac:Delivery/cac:RequestedDeliveryPeriod
- Test
- not(cbc:StartDate) or not(cbc:StartTime) or not(cbc:EndDate) or not(cbc:EndTime) or dateTime((cbc:EndDate),(cbc:EndTime)) >= dateTime((cbc:StartDate),(cbc:StartTime))