public void AcceptCoins_04_Pos_InvalidMetal_Returns_Metal()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var invalidMetal = new Metal(0, 0, 0);
var result = new Result();
// Act
machine.Insert(invalidMetal, context, (r) =>
{
result.Push(r);
}).Wait();
// Assert
Assert.AreEqual(1, context.CoinReturn.Items.Count());
}
public void Select_Product_Incorrect_Amount_Updates_Display()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "A", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains(Tags.Price));
Assert.IsTrue(context.DisplayAmount.MessageStack.Contains("$1.00"));
}
public void SelectProduct_02_Neg_Dispense_Moves_To_Start_Status()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Select(context, "A", (r) => { result.Push(r); }).Wait();
Thread.Sleep(50);
// Arrange
Assert.IsFalse(context.ProductReturn.Items.Any());
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains(Tags.InsertCoin));
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains(Tags.Price));
Assert.IsTrue(context.DisplayAmount.MessageStack.Contains("$0.00"));
}
public void AcceptCoins_02_Neg_ValidMetal_Displays_Total_By_Running_Total()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var invalidMetal = new Metal(0, 0, 0);
var result = new Result();
// Act
machine.Insert(invalidMetal, context, (r) =>
{
result.Push(r);
}).Wait();
// Assert
Assert.AreEqual(new decimal(0.0), context.TotalDeposit);
Assert.AreEqual("$0.00", context.DisplayAmount.Current);
}
public void SelectProduct_Product_Dispense_Shows_Valid_Message()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "A", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.IsTrue(context.ProductReturn.Items.Any());
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains("THANK YOU"));
}
public void SelectProduct_01_Pos_Valid_Products()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "D", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.IsFalse(context.ProductReturn.Items.Any());
Assert.IsFalse(context.DisplayAmount.MessageStack.Contains("$0.00"));
}
public void Select_Product_Correct_Amount_Inserted_Dispences()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "A", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.IsTrue(result.Success());
Assert.IsTrue(context.ProductReturn.Items.Any());
}
public void ReturnCoins_01_Pos_Returns_Inserted_Coins()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Return(context, (r) => { result.Push(r); }).Wait();
// Arrange
Assert.AreEqual(4, context.CoinReturn.Items.Count());
Assert.AreEqual(Tags.InsertCoin, context.DisplayMessage.Current);
}
public void SelectProduct_03_Neg_Not_Enough_Money_Deposited()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var result = new Result();
// Act
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "A", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.IsTrue(context.ProductReturn.Items.Any());
Assert.IsFalse(context.DisplayMessage.MessageStack.Contains(Tags.Price));
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains(Tags.InsertCoin));
Assert.IsTrue(context.DisplayAmount.MessageStack.Contains("$1.00"));
}
public void SelectProduct_02_Pos_Dispense_Moves_To_Start_Status()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "A", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.IsTrue(context.ProductReturn.Items.Any());
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains(Tags.ThankYou));
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains(Tags.InsertCoin));
}
public void AcceptCoins_02_Pos_ValidMetal_Displays_Total_By_Value()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) =>
{
result.Push(r);
}).Wait();
// Assert
Assert.IsNotNull(result);
Assert.IsTrue(result.Success());
Assert.AreEqual(new decimal(0.25), context.TotalDeposit);
Assert.AreEqual("$0.25", context.DisplayAmount.Current);
}
public void SelectProduct_Inventory_Has_Items_Returns_Success()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "A", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.IsTrue(result.Success());
Assert.AreEqual(1, context.ProductReturn.Items.Count());
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains("THANK YOU"));
Assert.IsTrue(context.ProductReturn.Items.Any());
}
public void Select_Product_Amount_Too_Much_Makes_Change()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var metal = Metal.Quarter;
var result = new Result();
// Act
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Insert(metal, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "A", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.IsTrue(context.ProductReturn.Items.Any());
Assert.IsTrue(context.CoinReturn.Items.Any());
}
public void MakeChange_01_Pos_Returns_Change()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var result = new Result();
// Act
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Insert(Metal.Quarter, context, (r) => { result.Push(r); }).Wait();
machine.Select(context, "B", (r) => { result.Push(r); }).Wait();
// Arrange
Assert.AreEqual(new decimal(1.50), context.CoinReturn.TotalValue());
Assert.IsTrue(context.DisplayMessage.MessageStack.Contains(Tags.InsertCoin));
}
public void AcceptCoins_01_Pos_InvalidMetal_After_Valid_Returns_Metal()
{
// Arrange
IContext context = new DefaultContext();
var machine = new Machine();
var invalidMetal = new Metal(0, 0, 0);
var result = new Result();
// Act
machine.Insert(Metal.Quarter, context, (r) =>
{
result.Push(r);
}).Wait();
machine.Insert(invalidMetal, context, (r) =>
{
result.Push(r);
}).Wait();
// Assert
Assert.IsTrue(context.CoinReturn.Items.Any());
Assert.AreEqual("$0.25", context.DisplayAmount.Current);
}
public void AcceptCoins_02_Pos_ValidMetal_Updates_Display()
{
// Arrange
var result = new Result();
IContext context = new DefaultContext();
var machine = new Machine();
// Act
machine.Insert(Metal.Quarter, context, (r) =>
{
result.Push(r);
}).Wait();
machine.Insert(Metal.Dime, context, (r) =>
{
result.Push(r);
}).Wait();
// Assert
Assert.IsTrue(context.DisplayAmount.MessageStack.Contains("$0.25"));
Assert.IsTrue(context.DisplayAmount.MessageStack.Contains("$0.35"));
Assert.AreEqual(Tags.InsertCoin, context.DisplayMessage.Current);
}