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(in-package :transacc-tests)
;;; TESTING INVENTORY
(def-suite* inventory-suite
:description "Test object and methods for inventory"
:in transacc-suite)
;; test for creation of inventories
(test inventory-creation
(let ((i1 (inventory:new-inventory 100))
(i2 (inventory:new-inventory 25))
(i3 (inventory:new-inventory -100))
(i4 (inventory:new-inventory 0)))
(is (eq (type-of i1) 'inventory::inventory))
(is (eq (type-of i2) 'inventory::inventory))
(is (eq i3 nil))
(is (eq i4 nil))))
;; test for init values
(test inventory-init-values
(let ((i (inventory:new-inventory 100)))
(is (= (inventory::size i) 100))
(is (= (car (inventory:how-filled i)) 0))
(is (eq (inventory::items i) nil))))
;; test add and substract
(test inventory-add-and-substract
(let ((i (inventory:new-inventory 100))
(c (commodities:new-commodity "apple" 1))
(c2 (commodities:new-commodity "apple" 99)))
;; add 10
(is (= (inventory:add-item i c 10) 10))
(is (= (car (inventory:how-filled i)) 10))
;; remove 4
(is (equal (inventory:remove-item i "apple" 4)
(cons c 4)))
(is (= (car (inventory:how-filled i)) 6))
(is (equal (inventory::find-item i "apple")
(cons c 6)))
;; adding 90
(is (= (inventory:add-item i c 90) 96))
;; adding one too many
(is (not (inventory:add-item i c 5)))
(is (= (car (inventory:how-filled i)) 96))
(is (and
(commodities:commodity-eq
c
(car (inventory::find-item i "apple")))
(= 96 (cdr (inventory::find-item i "apple")))))
;; test for adding differently priced same item
(is (= 1
(commodities:price
(car (inventory::find-item i "apple")))))
(inventory:remove-item i "apple" 46)
(is (= 100
(inventory:add-item i c2 50)))
(is (= 50
(commodities:price
(car (inventory::find-item i "apple")))))))
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