Decision table testing A supermarket has a loyalty

Decision table testing A supermarket has a loyalty scheme that is offered to all customers. Loyalty card holders enjoy the benefits of either additional discounts on all purchases or the acquisition of loyalty points, which can be converted into vouchers for the supermarket or to equivalent points in schemes run by partners. Customer without a loyalty card receive an additional discount only if they spend more than $100 on any one visit to the store, otherwise only the special offers offered to all customers apply

Decision table testing Rule 1 Rule 2 Rule 3 Rule 4 Customer without loyalty card T T F F Customer with loyalty card F F T T Extra discount selected - - T F Spend > $100 F T - - No discount T F F F Extra discount F T T F Loyalty points F F F T Conditions Actions

Decision table testing 2 nd Example Rule 1 Rule 2 Rule 3 Rule 4 Conditions Valid User Name F T T T Valid Password - F T T Adequate balance in the account - - F T Login accepted F F T T Amount transferred - - F T Actions

Decision table testing 3 rd Example (ATM Decision table Rule 1 Rule 2 Rule 3 Rule 4 Rule 5 Conditions User Inserts Valid Card F T T User Enters Valid PIN - F F T T Three Invalid PINs attempted - F T F F Sufficient balance for the request - - - F T Reject Card T F F Prompt to Reenter PIN F T F F F Eat the Card F F T F F Dispense Requested Cash F F T Actions