public void Test_PurchaceItem9()
{
string userId = "user_with_1000";
string itemId = "weapon_3";
int count = -1;
ItemStockInfo itemInfo = new ItemStockInfo(new Item("weapon_3"), 124, 17); // copied from initialVendingMachineItems
int userBalance = 1000;
int userItemCount = 0;
var purchaseWasSuccessful = PurchaceItemTester((userId, itemId, count), (itemInfo, userBalance, userItemCount));
Assert.AreEqual(false, purchaseWasSuccessful); // cannot purchase negative amount of items
}
public void Test_PurchaceItem6()
{
string userId = "user_with_1000";
string itemId = "weapon_1";
int count = 9;
ItemStockInfo itemInfo = new ItemStockInfo(new Item("weapon_1"), 124, 1); // copied from initialVendingMachineItems
int userBalance = 1000;
int userItemCount = 0;
var purchaseWasSuccessful = PurchaceItemTester((userId, itemId, count), (itemInfo, userBalance, userItemCount));
Assert.AreEqual(false, purchaseWasSuccessful); // not enough items & not enough balance
}
public void Test_PurchaceItem4()
{
string userId = "unknown_user";
string itemId = "food_244";
int count = 1;
ItemStockInfo itemInfo = new ItemStockInfo(new Item("food_244"), 14, 5); // copied from initialVendingMachineItems
int userBalance = 0;
int userItemCount = 0;
var purchaseWasSuccessful = PurchaceItemTester((userId, itemId, count), (itemInfo, userBalance, userItemCount));
Assert.AreEqual(false, purchaseWasSuccessful); // unknown user
}
public void Test_PurchaceItem3()
{
string userId = "user_with_100";
string itemId = "food_244";
int count = 2;
ItemStockInfo itemInfo = new ItemStockInfo(new Item("food_244"), 14, 5); // copied from initialVendingMachineItems
int userBalance = 100;
int userItemCount = 0;
var purchaseWasSuccessful = PurchaceItemTester((userId, itemId, count), (itemInfo, userBalance, userItemCount));
Assert.AreEqual(true, purchaseWasSuccessful);
}
public void Test_PurchaceItem1()
{
string userId = "user_with_1000";
string itemId = "unknown_item_id";
int count = 1;
ItemStockInfo itemInfo = new ItemStockInfo();
int userBalance = 1000;
int userItemCount = 0;
var purchaseWasSuccessful = PurchaceItemTester((userId, itemId, count), (itemInfo, userBalance, userItemCount));
Assert.AreEqual(false, purchaseWasSuccessful); // unknown item
}
public void Test_ReplaceItems()
{
var itemsToReplace = new ItemStockInfo[] {
new ItemStockInfo(new Item("c_12"), 7, 0),
new ItemStockInfo(new Item("b_24"), 14, 5),
new ItemStockInfo(new Item("a_12"), 3, 5)
};
vendingMachine.ReplaceItems(itemsToReplace);
var shouldMatch = itemsToReplace
.Where(isi => isi.count > 0)
.OrderBy(isi => isi.item.id).ToArray();
Assert.AreEqual(shouldMatch, vendingMachine.GetCatalogueItems());
}
public void Test_AddItems()
{
vendingMachine.RemoveItems();
var a = new ItemStockInfo[] {
new ItemStockInfo(new Item("w_1"), 124, 1),
new ItemStockInfo(new Item("w_2"), 32, 1),
};
var b = new ItemStockInfo[] {
new ItemStockInfo(new Item("f_12"), 7, 0),
new ItemStockInfo(new Item("f_24"), 14, 5),
new ItemStockInfo(new Item("d_12"), 3, 5)
};
var c = new ItemStockInfo[] {
new ItemStockInfo(new Item("as_142"), 117, 0),
new ItemStockInfo(new Item("g_242"), 1124, 5),
new ItemStockInfo(new Item("hg_342"), 344, 5)
};
vendingMachine.AddItems(a);
vendingMachine.AddItems(b);
vendingMachine.AddItems(c);
var expectedItems = new List <ItemStockInfo>();
expectedItems.AddRange(a);
expectedItems.AddRange(b);
expectedItems.AddRange(c);
expectedItems = expectedItems
.Where(item => item.count > 0)
.OrderBy(item => item.item.id).ToList();
var items = vendingMachine.GetCatalogueItems();
Assert.AreEqual(expectedItems.ToArray(), items);
}
