First

Credit_Card_Validator/credit-card.py

@@ -0,0 +1,60 @@
+class CreditCard:
+	def __init__(self, card_number):
+  		self.card_number = "the card number"
+  		self.card_type = "a string"
+  		self.valid = "a boolean"
+
+#Create and add your method called `determine_card_type` to the CreditCard class here:
+	def determine_card_type(self):
+		pass
+
+#Create and add your method called `check_length` to the CreditCard class here:
+	def check_length(self):
+		pass
+
+#Create and add your method called 'validate' to the CreditCard class here:
+	def validate(self):
+		pass
+
+
+#do not modify assert statements
+
+cc = CreditCard('9999999999999999')
+
+assert cc.valid == False, "Credit Card number cannot start with 9"
+assert cc.card_type == "INVALID", "99... card type is INVALID"
+
+cc = CreditCard('4440')
+
+assert cc.valid == False, "4440 is too short to be valid"
+assert cc.card_type == "INVALID", "4440 card type is INVALID"
+
+cc = CreditCard('5515460934365316')
+
+assert cc.valid == True, "Mastercard is Valid"
+assert cc.card_type == "MASTERCARD", "card_type is MASTERCARD"
+
+cc = CreditCard('6011053711075799')
+
+assert cc.valid == True, "Discover Card is Valid"
+assert cc.card_type == "DISCOVER", "card_type is DISCOVER"
+
+cc = CreditCard('379179199857686')
+
+assert cc.valid == True, "AMEX is Valid"
+assert cc.card_type == "AMEX", "card_type is AMEX"
+
+cc = CreditCard('4929896355493470')
+
+assert cc.valid == True, "Visa Card is Valid"
+assert cc.card_type == "VISA", "card_type is VISA"
+
+cc = CreditCard('4329876355493470')
+
+assert cc.valid == False, "This card does not meet mod10"
+assert cc.card_type == "INVALID", "card_type is INVALID"
+
+cc = CreditCard('339179199857685')
+
+assert cc.valid == False, "Validates mod10, but invalid starting numbers for AMEX"
+assert cc.card_type == "INVALID", "card_type is INVALID"