public void UpdateAmount_WhenAssetIsInThePortfolio()
{
// Arrange
string assetName = "Bitcoin";
decimal cash = 10000;
decimal assetPrice = 5000;
int assetAmount = 2;
var assetMock = new Mock <IAsset>();
assetMock.SetupProperty(x => x.Price, assetPrice);
assetMock.Setup(x => x.Name).Returns(assetName);
assetMock.SetupProperty(x => x.Amount, assetAmount);
// Act
var wallet = new Wallet(cash);
wallet.AddAsset(assetMock.Object);
wallet.AddAsset(assetMock.Object);
// Assert
var actual = wallet.Portfolio[assetName].Amount;
Assert.AreEqual(4, actual);
}
public void RemoveAsset_When_PortfolioAmountIsZero()
{
// Arrange
string assetName = "Bitcoin";
decimal cash = 10000;
decimal assetPrice = 5000;
int assetAmount = 2;
var assetMock = new Mock <IAsset>();
var assetMock2 = new Mock <IAsset>();
assetMock.SetupProperty(x => x.Price, assetPrice);
assetMock.Setup(x => x.Name).Returns(assetName);
assetMock.SetupProperty(x => x.Amount, assetAmount);
assetMock2.SetupProperty(x => x.Price, assetPrice);
assetMock2.Setup(x => x.Name).Returns(assetName);
assetMock2.SetupProperty(x => x.Amount, assetAmount);
// Act
var wallet = new Wallet(cash);
wallet.AddAsset(assetMock.Object);
wallet.AddAsset(assetMock2.Object);
wallet.RemoveAsset(assetMock.Object);
var actual = wallet.Portfolio.ContainsKey(assetName);
// Assert
Assert.AreEqual(false, actual);
}
public void ThrowArgumentException_PortfolioAmountIsLessThanZero()
{
// Arrange
string assetName = "Bitcoin";
decimal cash = 10000;
decimal assetPrice = 5000;
int assetAmount = 2;
var assetMock = new Mock <IAsset>();
var assetMock2 = new Mock <IAsset>();
assetMock.SetupProperty(x => x.Price, assetPrice);
assetMock.Setup(x => x.Name).Returns(assetName);
assetMock.SetupProperty(x => x.Amount, assetAmount);
assetMock2.SetupProperty(x => x.Price, assetPrice);
assetMock2.Setup(x => x.Name).Returns(assetName);
assetMock2.SetupProperty(x => x.Amount, assetAmount + 5);
// Act
var wallet = new Wallet(cash);
wallet.AddAsset(assetMock.Object);
// Assert
Assert.ThrowsException <ArgumentException>(() => wallet.RemoveAsset(assetMock2.Object));
}
public void AddAsset_WhenItsNotInThePortfolio()
{
// Arrange
string assetName = "Bitcoin";
decimal cash = 10000;
decimal assetPrice = 5000;
int assetAmount = 1;
var assetMock = new Mock <IAsset>();
assetMock.Setup(x => x.Price).Returns(assetPrice);
assetMock.Setup(x => x.Name).Returns(assetName);
assetMock.Setup(x => x.Amount).Returns(assetAmount);
// Act
var wallet = new Wallet(cash);
wallet.AddAsset(assetMock.Object);
// Assert
var actual = wallet.Portfolio[assetName];
Assert.AreSame(assetMock.Object, actual);
}