imported>Unknown at 05:28, 7 February 2021

2021-02-07T05:28:01Z

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#vendingmachine.py

import unittest

class VendingMachine:
menu = {'white':100, 'black':100, 'sugarwhite':100, 'sugarblack':100,
'cocoa':200}
def __init__(self):
self.reset()
def reset(self):
self.account=0
self.button=''
self.dispenser='empty'
def putCoin(self, aMoney):
self.account += aMoney
def getCurrentMoney(self):
return self.account
def pushButton(self, aButton):
self.button=aButton
price = self.menu[aButton]
if self.account >= price:
self.dispenser=aButton
self.account -=price

def getCurrentDispenser(self):
return self.dispenser
def getCurrentButton(self):
return self.button
def verifyCoin(self, aMoney):
return self.account == aMoney
def verifyButton(self, aButton):
return self.button == aButton

def rejectLever(self):
returnMoney = self.account
self.account =0
return returnMoney

def verifyDispenser(self, aKind):
return self.dispenser == aKind

class TestVendingMachine(unittest.TestCase):
def testPutCoin(self):
vm = VendingMachine()
vm.putCoin(10)
expected = 10
self.assertEquals(expected, vm.getCurrentMoney())

def testPushButtonTrue(self):
vm = VendingMachine()
vm.putCoin(100)
vm.pushButton('white')
expected = 'white'
self.assertEquals(expected, vm.getCurrentButton())
expected = 'white'
self.assertEquals(expected, vm.getCurrentDispenser())

def testPushButtonFalse(self):
vm = VendingMachine()
vm.putCoin(90)
vm.pushButton('white')
expected = 'white'
self.assertEquals(expected, vm.getCurrentButton())
expected = 'empty'
self.assertEquals(expected, vm.getCurrentDispenser())

def testRejectLever(self):
vm = VendingMachine()
vm.putCoin(500)
returnMoney = vm.rejectLever()
self.assertEquals(500, returnMoney)
self.assertEquals(0, vm.getCurrentMoney())

def testReset(self):
vm = VendingMachine()
vm.putCoin(500)
vm.pushButton('white')
vm.reset()
self.assertEquals(0, vm.getCurrentMoney())
self.assertEquals('', vm.getCurrentButton())

class TestVendingMachineVerification(unittest.TestCase):
def testVerifyCoinFalse(self):
vm = VendingMachine()
vm.putCoin(50)
expected = 0
self.assertEquals(expected, vm.verifyCoin(100))

def testVerifyButtonTrue(self):
vm = VendingMachine()
vm.pushButton('white')
expected = 1
self.assertEquals(expected, vm.verifyButton('white'))

def testVerifyButton(self):
vm = VendingMachine()
vm.pushButton('black')
expected = 0
self.assertEquals(expected, vm.verifyButton('white'))

def testVerifyCoinTrue(self):
vm = VendingMachine()
vm.putCoin(100)
expected = 1
self.assertEquals(expected, vm.verifyCoin(100))

def testVerifyDispenserTrue(self):
vm = VendingMachine()
vm.putCoin(100)
vm.pushButton('white')
expected = 1
self.assertEquals(expected, vm.verifyDispenser('white'))

def testVerifyDispenserFalse(self):
vm = VendingMachine()
vm.putCoin(100)
vm.pushButton('white')
expected = 0
self.assertEquals(expected, vm.verifyDispenser('black'))

if __name__=='__main__':
unittest.main()

#실행예
"""
Welcome to Vending Machine Simulator!
Enter a command or type 'help'
: put 100
: put 100
: verify money 200
1
: verify money 220
0
: put 50
: put 232
"Console", line 1: Unexpected money type
: put 100
: verify money 350
1
: verify money 400
0
: help

Type 'help <topic>' for info on:
================================
help quit

push put include

:

"""

SeminarHowToProgramIt/Pipe/vendingmachine.py - Revision history

imported>Unknown at 05:28, 7 February 2021