public static void Run()
{
IArrayCollection <Car> carArray = new ArrayCollection <Car>();
carArray.Insert(new Car("AB 33 108", 12000), 0);
carArray.Insert(new Car("CD 65 647", 15000), 1);
carArray.Insert(new Car("EF 23 243", 35000), 2);
carArray.Insert(new Car("GH 40 393", 24000), 3);
carArray.Insert(new Car("IJ 82 553", 18000), 4);
IIndexedCollection <Car> carIC = Configurator.Configure(carArray);
Console.WriteLine("After Creation");
PrintContent(carIC);
carIC.DeleteAt(2);
Console.WriteLine("After Delete at position 2");
PrintContent(carIC);
carIC.InsertAt(new Car("ZX 98 243", 20000), 1);
Console.WriteLine("After Insert at position 1");
PrintContent(carIC);
carIC.Remove();
Console.WriteLine("After Remove (at end)");
PrintContent(carIC);
carIC.Add(new Car("YP 80 626", 13000));
Console.WriteLine("After Add (at end)");
PrintContent(carIC);
Car aCar = carIC.At(3);
Console.WriteLine($"Car at index 3: {aCar}");
}
private static void PrintContent <T>(IIndexedCollection <T> ic)
{
for (int i = 0; i < ic.Count; i++)
{
Console.WriteLine($"[{i}] {ic.At(i)}");
}
Console.WriteLine();
}
public void TestCollectionClear()
{
using (var ws = ctx.OpenWorkspace <IDatabase>(IsolationLevel.Exclusive))
{
IDatabase database = ws.Data;
ICity city;
for (int i = 0; i < 100; i++)
{
city = database.Cities.Single(c => c.Name.Equals("City" + i));
Assert.IsNotNull(city);
}
IIndexedCollection <ICity> tmpCities = ws.New <IIndexedCollection <ICity> >();
database.Cities = tmpCities;
Assert.AreEqual(0, database.Cities.Count);
IUser user = database.Users.Single(u => u.Username.Equals("User1"));
Assert.AreEqual("City1", user.City.Name);
IState state = database.States.Single(s => s.Name.Equals("State0"));
Assert.IsNotNull(state);
Assert.IsNotNull(state.Cities.Single(sc => sc.Name.Equals("City30")));
state.Cities.Clear();
Assert.AreEqual(0, state.Cities.Count);
ws.Commit();
}
using (var ws = ctx.OpenWorkspace <IDatabase>(IsolationLevel.ReadOnly))
{
IDatabase database = ws.Data;
Assert.AreNotEqual(100, database.Cities.Count);
Assert.AreEqual(0, database.Cities.Count);
ICity city = database.Cities.Single(c => c.Name.Equals("City10"));
Assert.IsNull(city);
IUser user = database.Users.Single(u => u.Username.Equals("User1"));
Assert.AreEqual("City1", user.City.Name);
IState state = database.States.Single(s => s.Name.Equals("State0"));
Assert.IsNotNull(state);
Assert.IsNull(state.Cities.Single(sc => sc.Name.Equals("City30")));
Assert.AreEqual(0, state.Cities.Count);
}
}
protected bool GoToNext(Navigator n, IIndexedCollection siblings, params IIndexedCollection[] notSiblingsList)
{
bool result = false;
if (n.ChildIndex < siblings.Count - 1)
{
n.Current = siblings[n.IncrementChildIndex()];
result = true;
}
else
{
foreach (IIndexedCollection notSiblings in notSiblingsList)
{
if (notSiblings.Count > 0)
{
n.Current = notSiblings[0];
n.ResetChildIndex();
result = true;
break;
}
}
}
return(result);
}
public void SetUp()
{
ctx = new Context(typeof(IDatabase));
using (var ws = ctx.OpenWorkspace <IDatabase>(IsolationLevel.Exclusive))
{
IDatabase database = ws.Data;
IIndexedCollection <ICity> tempCities = ws.New <IIndexedCollection <ICity> >();
// Create 100 users
database.Users = ws.New <IIndexedCollection <IUser> >();
IUser user;
ICity city;
for (int i = 0; i < 100; i++)
{
user = ws.New <IUser>();
user.Username = "******" + i;
user.Age = i;
city = ws.New <ICity>();
city.Name = "City" + i;
tempCities.Add(city);
user.City = city;
database.Users.Add(user);
}
database.States = ws.New <IIndexedCollection <IState> >();
IState state;
for (int i = 0; i < 2; i++)
{
state = ws.New <IState>();
state.Name = "State" + i;
state.Cities = tempCities;
database.States.Add(state);
}
database.Cities = tempCities;
//Create 100 products
database.Products = ws.New <IIndexedCollection <IProduct> >();
IProduct product;
for (int i = 0; i < 100; i++)
{
product = ws.New <IProduct>();
product.Name = "Product" + i;
product.ProductID = i;
product.Price = i;
database.Products.Add(product);
}
// Create 100 orders
database.Orders = ws.New <IIndexedCollection <IOrder> >();
for (int i = 0; i < 100; i++)
{
// Use LINQ to find user with appropriate age
user = database.Users.Single(u => u.Age == i);
// Use LINQ to find product with appropriate price
product = database.Products.Single(p => p.Price.Equals(i));
var order = ws.New <IOrder>();
order.OrderID = i;
order.Date = DateTime.UtcNow;
order.Product = product;
order.User = user;
database.Orders.Add(order);
}
ws.Commit();
}
}
protected bool GoToNext(Navigator n, IIndexedCollection siblings, params IIndexedCollection[] notSiblingsList)
{
bool result = false;
if (n.ChildIndex < siblings.Count - 1) {
n.Current = siblings[n.IncrementChildIndex()];
result = true;
} else foreach (IIndexedCollection notSiblings in notSiblingsList)
if (notSiblings.Count > 0) {
n.Current = notSiblings[0];
n.ResetChildIndex();
result = true;
break;
}
return result;
}
