public void testIfUserProvidesBlankUserNameReturnNull()
{
LoginManager loginmanager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("");
User user = loginmanager.login();
Assert.Null(user);
}
public void testIfUserProvidesBadUserNameTheyGetAnError()
{
LoginManager loginmanager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("NotARealUserName");
User user = loginmanager.login();
Assert.AreEqual("You entered an invalid user.", ui.getErrorText());
}
public static void Main(string[] args)
{
// Load users from data file
List<User> users = JsonConvert.DeserializeObject<List<User>>(File.ReadAllText(@"Data/Users.json"));
// Load products from data file
List<Product> products = JsonConvert.DeserializeObject<List<Product>>(File.ReadAllText(@"Data/Products.json"));
LoginManager loginManager = new LoginManager(users);
Console.WriteLine("Welcome to TUSC");
Console.WriteLine("---------------");
User currentUser = loginManager.PromptLogin();
if (currentUser != null)
{
Console.Clear();
ConsoleHelper.WriteSuccess("Login successful! Welcome " + currentUser.UserName + "!");
Tusc.Start(currentUser, products, users);
}
else
{
Console.WriteLine();
Console.WriteLine("Press Enter key to exit");
Console.ReadLine();
}
}
public void testLoginAsksForAUserName()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse(null);
loginManager.login();
Assert.That(ui.getStringInputLabels(), Contains.Item(Environment.NewLine + "Enter Username:"));
}
public void testIfUserProvidesBadUserNameTheyAreAskedAgain()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("NotARealUserName");
loginManager.login();
ICollection<string> inputLabels = ui.getStringInputLabels();
Assert.AreEqual(2, inputLabels.Count);
foreach (string inputLabel in inputLabels)
Assert.AreEqual(Environment.NewLine + "Enter Username:", inputLabel);
}
public void testIfUserProvidesGoodUserNameTheyAreAskedForAPassword()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("Al");
loginManager.login();
Assert.That(ui.getStringInputLabels(), Contains.Item("Enter Password:"));
}
public void testCannotBeCreatedWithoutUi()
{
LoginManager loginManager = new LoginManager(sampleUsers, null);
}
public void testCannotBeCreatedWithoutUserList()
{
LoginManager loginManager = new LoginManager(null, ui);
}
public void testBugfixIfTwoUsersHaveTheSameNameAndPasswordTheFirstOneIsRetrieved()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("Beth");
ui.queueStringResponse("hteB");
User user = loginManager.login();
Assert.AreSame(sampleUsers[1], user);
}
public void testCanLoginAsTwoDifferentUsersWithSameNameButDifferentPassword()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("Carl");
ui.queueStringResponse("lraC");
User user = loginManager.login();
Assert.AreSame(sampleUsers[2], user);
ui.queueStringResponse("Carl");
ui.queueStringResponse("IAmAlsoCarl");
user = loginManager.login();
Assert.AreSame(sampleUsers[6], user);
}
public void testBugfixCanLoginAsTheSixthUser()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("Fara");
ui.queueStringResponse("araF");
User user = loginManager.login();
Assert.AreSame(sampleUsers[5], user);
}
public void testIfUserProvidesGoodUserNameAndPasswordTheyGetThatUserBack()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("Carl");
ui.queueStringResponse("lraC");
User user = loginManager.login();
Assert.AreSame(sampleUsers[2], user);
}
public void testIfUserProvidesBadUserNameTheyAreAskedToLoginAgain()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("Al");
ui.queueStringResponse("FakePassword");
loginManager.login();
ICollection<string> inputLabels = ui.getStringInputLabels();
Assert.AreEqual(3, inputLabels.Count);
Assert.AreEqual(Environment.NewLine + "Enter Username:"******"Enter Password:"******"Enter Username:", inputLabels.ElementAt(2));
}
public void testIfUserProvidesGoodUserNameAndBadPasswordTheyGetAnError()
{
LoginManager loginManager = new LoginManager(sampleUsers, ui);
ui.queueStringResponse("Al");
ui.queueStringResponse("FakePassword");
loginManager.login();
Assert.AreEqual("You entered an invalid password.", ui.getErrorText());
}
public static void Start(List<User> users, List<Product> products, UserInterface ui)
{
// Write welcome message
ui.displayBanner("Welcome to TUSC");
LoginManager loginManager = new LoginManager(users, ui);
User loggedInUser = loginManager.login();
if (loggedInUser == null)
{
ui.promptUserToExit();
return;
}
// Show welcome message
ui.displayNotices("Login successful! Welcome " + loggedInUser.Name + "!");
// Show balance
Console.WriteLine();
Console.WriteLine("Your balance is " + loggedInUser.Balance.ToString("C"));
// Show product list
while (true)
{
// Prompt for user input
Console.WriteLine();
Console.WriteLine("What would you like to buy?");
for (int i = 0; i < 7; i++)
{
Product product = products[i];
Console.WriteLine(i + 1 + ": " + product.Name + " (" + product.Price.ToString("C") + ")");
}
Console.WriteLine(products.Count + 1 + ": Exit");
// Prompt for user input
string answer = ui.getStringInputFromUser("Enter a number:");
int selectedProductIndex = Convert.ToInt32(answer);
selectedProductIndex = selectedProductIndex - 1;
// Check if user entered number that equals product count
if (selectedProductIndex == products.Count)
{
ui.promptUserToExit();
return;
}
else
{
Product selectedProduct = products[selectedProductIndex];
Console.WriteLine();
Console.WriteLine("You want to buy: " + selectedProduct.Name);
Console.WriteLine("Your balance is " + loggedInUser.Balance.ToString("C"));
// Prompt for user input
answer = ui.getStringInputFromUser("Enter amount to purchase:");
int quantityToPurchase = Convert.ToInt32(answer);
// Check if balance - quantity * price is less than 0
if (loggedInUser.Balance - selectedProduct.Price * quantityToPurchase < 0)
{
ui.displayErrors("You do not have enough money to buy that.");
continue;
}
// Check if quantity is less than quantity
if (selectedProduct.Quantity <= quantityToPurchase)
{
ui.displayErrors("Sorry, " + selectedProduct.Name + " is out of stock");
continue;
}
if (quantityToPurchase > 0)
{
// Balance = Balance - Price * Quantity
loggedInUser.Balance = loggedInUser.Balance - selectedProduct.Price * quantityToPurchase;
// Quanity = Quantity - Quantity
selectedProduct.Quantity = selectedProduct.Quantity - quantityToPurchase;
ui.displayNotices("You bought " + quantityToPurchase + " " + selectedProduct.Name, "Your new balance is " + loggedInUser.Balance.ToString("C"));
}
else
{
ui.displayWarnings("Purchase cancelled");
}
}
}
}
