public void RemoveAllCopies()
{
hashbag.Add(5); hashbag.Add(7); hashbag.Add(5);
Assert.AreEqual(2, hashbag.ContainsCount(5));
Assert.AreEqual(1, hashbag.ContainsCount(7));
hashbag.RemoveAllCopies(5);
Assert.AreEqual(0, hashbag.ContainsCount(5));
Assert.AreEqual(1, hashbag.ContainsCount(7));
hashbag.Add(5); hashbag.Add(8); hashbag.Add(5);
hashbag.RemoveAllCopies(8);
Assert.IsTrue(IC.eq(hashbag, 7, 5, 5));
}
public static void UnindexedCollectionEvents()
{
ICollection <int> coll = new ArrayList <int>();
ICollection <int> bag1 = new HashBag <int>();
bag1.AddAll(new[] { 3, 2, 5, 5, 7, 7, 5, 3, 7, 7 });
// Add change handler
coll.CollectionChanged += o => Console.WriteLine("Collection changed");
// Add cleared handler
coll.CollectionCleared += (o, a) => Console.WriteLine("Collection cleared");
// Add added handler
coll.ItemsAdded += (o, args) => Console.WriteLine($"Item {args.Item} added");
// Add item count handler
AddItemsAddedCounter(coll);
AddItemsRemovedCounter(coll);
coll.AddAll(bag1);
coll.RemoveAll(new[] { 2, 5, 6, 3, 7, 2 });
coll.Clear();
ICollection <int> bag2 = new HashBag <int>();
// Add added handler with multiplicity
bag2.ItemsAdded += (o, args) => Console.WriteLine($"{args.Count} copies of {args.Item} added");
bag2.AddAll(bag1);
// Add removed handler with multiplicity
bag2.ItemsRemoved += (o, args) => Console.WriteLine($"{args.Count} copies of {args.Item} removed");
bag2.RemoveAllCopies(7);
}
public static void UnindexedCollectionEvents()
{
ICollection <int> coll = new ArrayList <int>();
ICollection <int> bag1 = new HashBag <int>();
bag1.AddAll(new[] { 3, 2, 5, 5, 7, 7, 5, 3, 7, 7 });
// Add change handler
coll.CollectionChanged
+= delegate(Object c)
{
Console.WriteLine("Collection changed");
};
// Add cleared handler
coll.CollectionCleared
+= delegate(Object c, ClearedEventArgs args)
{
Console.WriteLine("Collection cleared");
};
// Add added handler
coll.ItemsAdded
+= delegate(Object c, ItemCountEventArgs <int> args)
{
Console.WriteLine("Item {0} added", args.Item);
};
// Add item count handler
AddItemsAddedCounter(coll);
AddItemsRemovedCounter(coll);
coll.AddAll(bag1);
coll.RemoveAll(new[] { 2, 5, 6, 3, 7, 2 });
coll.Clear();
ICollection <int> bag2 = new HashBag <int>();
// Add added handler with multiplicity
bag2.ItemsAdded
+= delegate(Object c, ItemCountEventArgs <int> args)
{
Console.WriteLine("{0} copies of {1} added",
args.Count, args.Item);
};
bag2.AddAll(bag1);
// Add removed handler with multiplicity
bag2.ItemsRemoved
+= delegate(Object c, ItemCountEventArgs <int> args)
{
Console.WriteLine("{0} copies of {1} removed",
args.Count, args.Item);
};
bag2.RemoveAllCopies(7);
}
