def testCartAddQty(self):
ingredients_list = [
('tomatoes', Decimal('0.15')),
('chicken', Decimal('3.49')),
('onions', Decimal('2.00')),
('rice', Decimal('0.70')),
]
ingrStoreInst = IngredientsStore(ingredients_list)
cart = Cart(ingrStoreInst)
cart.add('tomatoes', 2)
cart.add('tomatoes', 5)
self.assertEqual(cart.getQty('tomatoes'), 7, "")
def testGetTotalNoDiscount(self):
ingredients_list = [
('tomatoes', Decimal('0.15')),
('chicken', Decimal('3.49')),
('onions', Decimal('2.00')),
('rice', Decimal('0.70')),
]
ingrStoreInst = IngredientsStore(ingredients_list)
cart = Cart(ingrStoreInst)
cart.add('tomatoes', 2)
cart.add('onions', 4)
cart.add('chicken',2)
cart.add('rice',3)
self.assertEqual(Decimal('17.38').compare(cart.get_total()), 0, "")
def testNoDiscountCalcLine(self):
ingredients = [
('tomatoes', Decimal('0.15')),
('chicken', Decimal('3.49')),
('onions', Decimal('2.00')),
('rice', Decimal('0.70')),
]
ingrStoreInst = IngredientsStore(ingredients)
cart = Cart(ingrStoreInst)
no_discount = NoDiscount('tomatoes')
dval = no_discount.calc_line_total(cart)
self.assertEqual(dval, 0, "")
def testCartAddInValidIngrOrQty(self):
ingredients_list = [
('tomatoes', Decimal('0.15')),
('chicken', Decimal('3.49')),
('onions', Decimal('2.00')),
('rice', Decimal('0.70')),
]
ingrStoreInst = IngredientsStore(ingredients_list)
cart = Cart(ingrStoreInst)
self.assertRaises(ValueError, Cart,ingredients_list)
self.assertRaises(ValueError, cart.add,'tomatoes', '1')
self.assertRaises(ValueError, cart.add,'tomatoes', 0)
self.assertRaises(ValueError, cart.add,'tomatoes', -1)
self.assertRaises(ValueError, cart.add,'tomatoess', 4)
def testGetTotalWithDiscounts(self):
ingredients_list = [
('tomatoes', Decimal('0.15')),
('chicken', Decimal('3.49')),
('onions', Decimal('2.00')),
('rice', Decimal('0.70')),
]
ingrStoreInst = IngredientsStore(ingredients_list)
cart = Cart(ingrStoreInst)
cart.add('tomatoes', 7)
cart.add('onions', 4)
cart.add('chicken',2)
cart.add('rice',3)
d1 = BulkDiscount('tomatoes',2,1)
d2 = BulkDiscount ('onions',1,1)
d3 = NoDiscount('rice')
self.assertEqual(Decimal('13.83').compare(cart.get_total([d1,d2])),0,"")
def testBulkDiscount(self):
ingredients = [
('tomatoes', Decimal('0.15')),
('chicken', Decimal('3.49')),
('onions', Decimal('2.00')),
('rice', Decimal('0.70')),
]
ingrStoreInst = IngredientsStore(ingredients)
cart = Cart(ingrStoreInst)
d1 = BulkDiscount('tomatoes', 2, 1)
d2 = BulkDiscount('onions', 1, 1)
d3 = BulkDiscount('rice', 1, 1)
cart.add('tomatoes', 6)
cart.add('onions', 8)
cart.add('chicken', 3)
d1_val = d1.calc_line_total(cart)
d2_val = d2.calc_line_total(cart)
d3_val = d3.calc_line_total(cart)
self.assertEquals(Decimal('0.30').compare(d1_val), 0, "")
self.assertEquals(Decimal('8.00').compare(d2_val), 0, "")
self.assertEqual(Decimal('0.00').compare(d3_val), 0, "")
def testBulkDiscount(self):
ingredients = [
('tomatoes', Decimal('0.15')),
('chicken', Decimal('3.49')),
('onions', Decimal('2.00')),
('rice', Decimal('0.70')),
]
ingrStoreInst = IngredientsStore(ingredients)
cart = Cart(ingrStoreInst)
d1 = BulkDiscount('tomatoes',2,1)
d2 = BulkDiscount('onions',1,1)
d3 = BulkDiscount('rice',1,1)
cart.add('tomatoes', 6)
cart.add('onions',8)
cart.add('chicken',3)
d1_val = d1.calc_line_total(cart)
d2_val = d2.calc_line_total(cart)
d3_val = d3.calc_line_total(cart)
self.assertEquals(Decimal('0.30').compare(d1_val), 0, "")
self.assertEquals(Decimal('8.00').compare(d2_val), 0, "")
self.assertEqual(Decimal('0.00').compare(d3_val), 0, "")
i = IngredientsStore(ingredients)
# v = i.ingredients['tomatoes']
#
# i2 = IngredientsStore.init_from_filepath('../../data/ingredients.csv')
# print i2.ingredients['tomatoes']
#
# try:
# v2 = i.get_ingredient_price('tomatos')
# print v2
# except Exception as inst:
# print type(inst)
# print inst.args
c = Cart(i)
q = c.getQty('tomatoes')
print q
c.add('tomatoes', 2)
q = c.getQty('tomatoes')
print q
c.add('tomatoes', 4)
q = c.getQty('tomatoes')
print q
d = BulkDiscount('tomatoes', 2, 1)
d1 = NoDiscount('tomatoes')
v = d.calc_line_total(c)
print v
v1 = d1.calc_line_total(c)
print v1
