public void CalculateBill_ShouldHandleDuplicatesCorrectly()
{
var items = new List <string> {
"Cheese Sandwich", "Cheese Sandwich"
};
var result = Till.CalculateBill(items);
Assert.Equal(4.4m, result);
}
public void CalculateBill_ShouldHandleNullItemsCorrectly()
{
var items = new List <string> {
"No Item"
};
var exception = Record.Exception(() => Till.CalculateBill(items));
Assert.NotNull(exception);
Assert.IsType <NullReferenceException>(exception);
}
public void CalculateBill(List <string> items, decimal expected)
{
var result = Till.CalculateBill(items);
Assert.Equal(expected, result);
}
