public void TestAmountAvailableReturnsTotalValueOfCoinsInPurse()
{
CoinPurse coinPurse = new CoinPurse();
decimal expectedValueOfAllCoins = 5.55m;
MockCoin coinAdded = new MockCoin() {ValueToReturn = expectedValueOfAllCoins};
coinPurse.AddCoin(coinAdded);
Assert.AreEqual(expectedValueOfAllCoins, coinPurse.AmountAvailable);
}
public void TestAddPutsCoinIntoCoinList()
{
CoinPurse coinPurse = new CoinPurse();
MockCoin coinAdded = new MockCoin();
coinPurse.AddCoin(coinAdded);
Assert.AreEqual(new List<ICoin>() {coinAdded}, coinPurse.Coins);
}
public void Accept(CoinSize coinSize)
{
ICoin receivedCoin = CoinFactory.BuildCoin(coinSize);
if (receivedCoin.Value >= FiveCents)
{
CoinPurse.AddCoin(receivedCoin);
}
else
{
CoinReturn.AddCoin(receivedCoin);
}
}
public void TestAddPutsCoinIntoCoinListMultipleCoins()
{
CoinPurse coinPurse = new CoinPurse();
MockCoin firstCoinAdded = new MockCoin();
MockCoin secondCoinAdded = new MockCoin();
MockCoin thirdCoinAdded = new MockCoin();
List<ICoin> expectedCoins = new List<ICoin>()
{
firstCoinAdded,
secondCoinAdded,
thirdCoinAdded
};
coinPurse.AddCoin(firstCoinAdded);
coinPurse.AddCoin(secondCoinAdded);
coinPurse.AddCoin(thirdCoinAdded);
Assert.AreEqual(expectedCoins, coinPurse.Coins);
}
public void TestAmountAvailableReturnsTotalValueOfCoinsInPurseMultipleCoins()
{
CoinPurse coinPurse = new CoinPurse();
decimal expectedValueOfAllCoins = 0;
const decimal firstCoinValue = 1.25m;
MockCoin firstCoinAdded = new MockCoin() { ValueToReturn = firstCoinValue };
expectedValueOfAllCoins += firstCoinValue;
const decimal secondCoinValue = 0.25m;
MockCoin secondCoinAdded = new MockCoin() { ValueToReturn = secondCoinValue };
expectedValueOfAllCoins += secondCoinValue;
const decimal thirdCoinValue = 4.25m;
MockCoin thirdCoinAdded = new MockCoin() { ValueToReturn = thirdCoinValue };
expectedValueOfAllCoins += thirdCoinValue;
coinPurse.AddCoin(firstCoinAdded);
coinPurse.AddCoin(secondCoinAdded);
coinPurse.AddCoin(thirdCoinAdded);
Assert.AreEqual(expectedValueOfAllCoins, coinPurse.AmountAvailable);
}
public void TestRegisterObserverAddsToObserverList()
{
CoinPurse coinPurse = new CoinPurse();
MockCoinPurseObserver mockCoinPurseObserver = new MockCoinPurseObserver();
coinPurse.RegisterObserver(mockCoinPurseObserver);
Assert.AreEqual(1, coinPurse.Observers.Count);
Assert.AreEqual(mockCoinPurseObserver, coinPurse.Observers[0]);
}
public void TestCoinPurseStartsWithEmptyCoinList()
{
CoinPurse coinPurse = new CoinPurse();
Assert.AreEqual(new List<ICoin>(), coinPurse.Coins);
}
public void TestClearNotifiesObservers()
{
CoinPurse coinPurse = new CoinPurse();
MockCoin mockCoin = new MockCoin();
MockCoinPurseObserver mockCoinPurseObserver = new MockCoinPurseObserver();
coinPurse.RegisterObserver(mockCoinPurseObserver);
coinPurse.Clear();
Assert.AreEqual(1, mockCoinPurseObserver.NumberOfTimesCoinPurseUpdatedCalled);
}
public void TestClearReturnsAllCoinsAndEmptiesPurse()
{
CoinPurse coinPurse = new CoinPurse();
MockCoin mockCoin = new MockCoin();
coinPurse.AddCoin(mockCoin);
List<ICoin> coinsReturnedFromClear = coinPurse.Clear();
Assert.AreEqual(1, coinsReturnedFromClear.Count);
Assert.AreEqual(mockCoin, coinsReturnedFromClear[0]);
Assert.AreEqual(0, coinPurse.Coins.Count);
}
public void TestUpdatesOberserversWhenCoinIsAddedToCoinPurse()
{
CoinPurse coinPurse = new CoinPurse();
MockCoinPurseObserver mockCoinPurseObserverOne = new MockCoinPurseObserver();
MockCoinPurseObserver mockCoinPurseObserverTwo = new MockCoinPurseObserver();
coinPurse.RegisterObserver(mockCoinPurseObserverOne);
coinPurse.RegisterObserver(mockCoinPurseObserverTwo);
coinPurse.AddCoin(new MockCoin());
Assert.AreEqual(1, mockCoinPurseObserverOne.NumberOfTimesCoinPurseUpdatedCalled);
Assert.AreEqual(1, mockCoinPurseObserverTwo.NumberOfTimesCoinPurseUpdatedCalled);
}