public void ObservableConcurrentHashSetTest()
{
Set_CollectionChangedLock = new object();
Set_CollectionChangedInvokeCount = 0;
var set = new ObservableConcurrentHashSet <int>();
set.CollectionChanged += Set_CollectionChanged;
try
{
// CollectionChanged fire 1
set.TryAdd(1);
Assert.Contains(1, set);
Assert.Single(set);
// CollectionChanged do not fire
set.TryAdd(1);
Assert.Contains(1, set);
Assert.Single(set);
// CollectionChanged do not fire
set.TryRemove(2);
Assert.Single(set);
// CollectionChanged fire 2
set.TryAdd(2);
Assert.Contains(2, set);
Assert.Equal(2, set.Count);
// CollectionChanged fire 3
set.TryRemove(2);
Assert.Contains(1, set);
Assert.DoesNotContain(2, set);
Assert.Single(set);
// CollectionChanged fire 4
set.TryAdd(3);
Assert.Contains(1, set);
Assert.Contains(3, set);
Assert.Equal(2, set.Count);
// CollectionChanged fire 5
set.Clear();
Assert.NotNull(set);
Assert.Empty(set);
}
finally
{
set.CollectionChanged -= Set_CollectionChanged;
}
}
public void ObservableConcurrentHashSetTest()
{
var set = new ObservableConcurrentHashSet <int>();
set.HashSetChanged += Set_HashSetChanged;
try
{
// HashSetChanged fire 1
set.TryAdd(1);
Assert.Contains(1, set);
Assert.Single(set);
// HashSetChanged don't fire
set.TryAdd(1);
Assert.Contains(1, set);
Assert.Single(set);
// HashSetChanged don't fire
set.TryRemove(2);
Assert.Single(set);
// HashSetChanged fire 2
set.TryAdd(2);
Assert.Contains(2, set);
Assert.Equal(2, set.Count);
// HashSetChanged fire 3
set.TryRemove(2);
Assert.Contains(1, set);
Assert.DoesNotContain(2, set);
Assert.Single(set);
// HashSetChanged fire 4
set.TryAdd(3);
Assert.Contains(1, set);
Assert.Contains(3, set);
Assert.Equal(2, set.Count);
// HashSetChanged fire 5
set.Clear();
Assert.NotNull(set);
Assert.Empty(set);
}
finally
{
set.HashSetChanged -= Set_HashSetChanged;
}
}