The Columbus Nut house sells peanuts for $3 per pound andcashews for $5 per pound with a 10% discount for orders over $20.Since this is a special offering there is a limit of 20 lb for eachkind of nut for each customer. A unit has been programmed tocompute the price of an order given the weights of peanuts andcashews. The unit is required to print an invalid data message forweights that are negative or over 20 lb for each kind of nut.
a. Write a complete unit test plan, that including derivationof test cases, and test cases.
b. Draw a McCabe’s graph
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