public void Add100ItemsToRegisterAndChange1Price100Times()
{
// setup
Register r = new Register();
for (int i = 0; i < 100; i++)
{
var s1 = new SoldLineItem();
// create a sale item
s1.ItemID = TestInventoryItem;
s1.Price = TestPrice * i;
s1.Quantity = TestQuantity * i;
s1.Description = TestDescription;
// trigger
r.Add(s1);
s1 = null;
}
for (int i = 5; i < 55; i++)
{
r.Update(i, 23.4, 3);
}
for (int i = 45; i < 60; i++)
{
r.DeleteRow(i);
}
double subTotal = r.SubTotal();
// validate
int registerCount = r.RegisterCount();
Assert.AreEqual(registerCount, 85, "expected register to have only 85 items");
Assert.AreEqual(277765.14999999997, subTotal, "expected different subtotal");
}
public void AddOneItemToRegister()
{
// setup
Register r = new Register();
var s1 = new SoldLineItem();
// create a sale item
s1.ItemID = TestInventoryItem;
s1.Price = TestPrice;
s1.Quantity = TestQuantity;
s1.Description = TestDescription;
// trigger
r.Add(s1);
// validate
int registerCount = r.RegisterCount();
double extended = s1.Extended;
double subTotal = r.SubTotal();
Assert.AreEqual(registerCount, 1, "expected register to have only 1 item");
Assert.AreEqual(ExpectedSubtotal, subTotal, "expected different subtotal for 1 item");
Assert.AreEqual(ExpectedExtended, extended, "expected different subtotal for 1 item");
}
public void RemoveFirstItem()
{
// setup
Register r = new Register();
for (int i = 0; i < 3; i++)
{
var s1 = new SoldLineItem();
// create a sale item
s1.LineItemID = i;
s1.ItemID = TestInventoryItem;
s1.Price = TestPrice;
s1.Quantity = TestQuantity;
s1.Description = TestDescription;
// trigger
r.Add(s1);
}
r.DeleteRow(0);
Assert.AreEqual(r.RegisterCount(), 2, "expected 2 items");
Assert.AreEqual(r.Sale[0].LineItemID, 0, "expected first item 0");
Assert.AreEqual(r.Sale[1].LineItemID, 1, "expected second item 2");
}
public void AddTwoRemoveOneAddAgainUpdateLast()
{
// setup
Register r = new Register();
for (int i = 0; i < 2; i++)
{
var s1 = new SoldLineItem();
// create a sale item
s1.LineItemID = i;
s1.ItemID = TestInventoryItem;
s1.Price = i;
s1.Quantity = i;
s1.Description = TestDescription;
// trigger
r.Add(s1);
}
int removeIndex = r.RegisterCount();
r.DeleteRow(removeIndex -1);
var s2 = new SoldLineItem();
// create a sale item
s2.LineItemID = 3;
s2.ItemID = TestInventoryItem;
s2.Price = 3;
s2.Quantity = 3;
s2.Description = TestDescription;
r.Add(s2);
r.Update(2, 5, 5);
Assert.AreEqual(r.RegisterCount(), 2, "expected 2 items");
Assert.AreEqual(r.Sale[0].LineItemID, 0, "expected 0 for first");
Assert.AreEqual(r.Sale[1].LineItemID, 3, "expected 3 for last");
}
public void AddTenItemsToRegister()
{
// setup
Register r = new Register();
for (int i = 0; i < 10; i++)
{
var s1 = new SoldLineItem();
// create a sale item
s1.Description = TestDescription;
s1.ItemID = TestInventoryItem;
s1.Price = TestPrice;
s1.Quantity = TestQuantity;
// trigger
r.Add(s1);
s1 = null;
}
// validate
int registerCount = r.RegisterCount();
double subTotal = r.SubTotal();
Assert.AreEqual(registerCount, 10, "expected register to have only 10 items");
Assert.AreEqual(subTotal, 10.1, "expected different subtotal for 10 item");
}
public void AddOneThousandDifferentItemsToRegister()
{
// setup
Register r = new Register();
for (int i = 0; i < 1000; i++)
{
var s1 = new SoldLineItem();
// create a sale item
s1.ItemID = TestInventoryItem;
s1.Price = TestPrice * i;
s1.Quantity = TestQuantity * i;
// trigger
r.Add(s1);
s1 = null;
}
// validate
int registerCount = r.RegisterCount();
double subTotal = r.SubTotal();
Assert.AreEqual(registerCount, 1000, "expected register to have only 10 items");
Assert.AreEqual(subTotal, 336161835.0, "expected different subtotal for 10 item");
}
