public void DeactivatableObservableCollection_Remove()
{
int step = 0;
DeactivatableObservableCollection <string> col = new DeactivatableObservableCollection <string>();
col.Add("Oscar");
col.CollectionChanged += (s, e) =>
{
switch (step)
{
case 0:
Assert.True(e.Action == NotifyCollectionChangedAction.Remove);
Assert.Null(e.NewItems);
Assert.NotNull(e.OldItems);
Assert.True(e.OldItems.Count == 1);
break;
case 1:
Assert.True(e.Action == NotifyCollectionChangedAction.Remove);
Assert.Null(e.NewItems);
Assert.NotNull(e.OldItems);
Assert.True(e.OldItems.Count == 2);
break;
}
step++;
};
col.Remove("Oscar");
col.Add(new string[] { "Oscar", "Asier" }, false);
col.Remove(new string[] { "Oscar", "Asier" });
}
public void DeactivatableObservableCollection_Clear()
{
DeactivatableObservableCollection <string> col = new DeactivatableObservableCollection <string>();
col.Add(new string[] { "Oscar", "Asier" });
col.CollectionChanged += (s, e) =>
{
Assert.True(e.Action == NotifyCollectionChangedAction.Reset);
Assert.Null(e.NewItems);
Assert.Null(e.OldItems);
};
col.Clear();
}
public void DeactivatableObservableCollection_Replace()
{
int step = 0;
DeactivatableObservableCollection <string> col = new DeactivatableObservableCollection <string>();
col.Add("Oscar");
col.Add("Asier");
col.CollectionChanged += (s, e) =>
{
switch (step)
{
case 0:
Assert.True(e.Action == NotifyCollectionChangedAction.Replace);
Assert.NotNull(e.NewItems);
Assert.NotNull(e.OldItems);
Assert.True(e.NewItems.Count == 1);
Assert.True(e.OldItems.Count == 1);
Assert.Same("Oscar", e.OldItems[0]);
Assert.Same("Oscar2", e.NewItems[0]);
break;
case 1:
Assert.True(e.Action == NotifyCollectionChangedAction.Replace);
Assert.NotNull(e.NewItems);
Assert.NotNull(e.OldItems);
Assert.True(e.NewItems.Count == 2);
Assert.True(e.OldItems.Count == 2);
Assert.Same("Oscar2", e.OldItems[0]);
Assert.Same("Oscar3", e.NewItems[0]);
Assert.Same("Asier", e.OldItems[1]);
Assert.Same("Asier3", e.NewItems[1]);
break;
}
step++;
};
col[0] = "Oscar2";
col.Replace(
new string[] { "Oscar2", "Asier" },
new string[] { "Oscar3", "Asier3" },
true);
}
