public void TestAllCategories()
{
new Expense("Exhaust pipe", Expense.Categories.Other, 999.90M);
new Expense("Dirt bike", Expense.Categories.Entertainment, 14900.00M);
new Expense("Tentipi Onyx 9", Expense.Categories.Other, 12399.00M);
new Expense("Canned soup", Expense.Categories.Food, 49.90M);
new Expense("Canned tuna", Expense.Categories.Food, 15.90M);
new Expense("Movie tickets", Expense.Categories.Entertainment, 250.00M);
Expense.Categories categoryOther = Expense.Categories.Other;
decimal sumOther = Expense.SumExpenses(Expense.TotalExpenses, categoryOther);
Assert.AreEqual(13398.90M, sumOther);
Expense.Categories categoryFood = Expense.Categories.Food;
decimal sumFood = Expense.SumExpenses(Expense.TotalExpenses, categoryFood);
Assert.AreEqual(65.80M, sumFood);
Expense.Categories categoryEntertainment = Expense.Categories.Entertainment;
decimal sumEntertainment = Expense.SumExpenses(Expense.TotalExpenses, categoryEntertainment);
Assert.AreEqual(15150M, sumEntertainment);
decimal sum = Expense.SumExpenses(Expense.TotalExpenses);
Assert.AreEqual(28614.70M, sum);
Expense.TotalExpenses.Clear();
}
public void SingleCategory()
{
new Expense("Apple", Expense.Categories.Food, 5.90M);
new Expense("Tv", Expense.Categories.Entertainment, 2499.90M);
new Expense("Netflix subscription", Expense.Categories.Entertainment, 159M);
new Expense("Car insurance", Expense.Categories.Other, 1700M);
Expense.Categories category = Expense.Categories.Entertainment;
decimal sum = Expense.SumExpenses(Expense.TotalExpenses, category);
Assert.AreEqual(2658.90M, sum);
Expense.TotalExpenses.Clear();
}
public void AddSameExpense()
{
Expense.Categories category = Expense.Categories.Other;
new Expense("T-shirt", category, 249.90M);
new Expense("T-shirt", category, 249.90M);
new Expense("Car insurance", category, 1800M);
new Expense("Cellphone", category, 4799.90M);
decimal sum = Expense.SumExpenses(Expense.TotalExpenses);
Assert.AreEqual(7099.70M, sum);
Expense.TotalExpenses.Clear();
}
public static void Main()
{
CultureInfo.CurrentCulture = CultureInfo.InvariantCulture;
while (runMenu)
{
int selected = ShowMenu("Navigate up and down with the arrow keys and select by pressing enter.", new string[]
{
"[Add Expense]",
"[Show All Expenses]",
"[Show Sum by Category]",
"[Remove Expense]",
"[Remove All Expenses]",
"[Exit]",
});
switch (selected)
{
case 0:
Expense.AddExpenseMenu();
break;
case 1:
Expense.ShowExpenses();
break;
case 2:
Expense.Categories category = Expense.CategoryMenu();
Expense.ShowExpenses(category);
break;
case 3:
Expense.ExpenseMenu();
break;
case 4:
Expense.RemoveExpense();
break;
case 5:
Console.WriteLine("Exiting.");
runMenu = false;
break;
default:
throw new Exception("Invalid menu option selected.");
}
}
Console.ReadKey();
}
