public void Moving_Selected_Item_Should_Update_Selection()
{
var items = new AvaloniaList <Item>
{
new Item(),
new Item(),
};
var target = new SelectingItemsControl
{
Items = items,
Template = Template(),
};
target.ApplyTemplate();
target.SelectedIndex = 0;
Assert.Equal(items[0], target.SelectedItem);
Assert.Equal(0, target.SelectedIndex);
items.Move(0, 1);
Assert.Equal(items[1], target.SelectedItem);
Assert.Equal(1, target.SelectedIndex);
}
public void Move_Should_Update_Collection()
{
var target = new AvaloniaList <int>(new[] { 1, 2, 3 });
target.Move(2, 0);
Assert.Equal(new[] { 3, 1, 2 }, target);
}
public void Move_Should_Update_Collection()
{
var target = new AvaloniaList<int>(new[] { 1, 2, 3 });
target.Move(2, 0);
Assert.Equal(new[] { 3, 1, 2 }, target);
}
public void CreateDerivedList_Handles_Move()
{
var source = new AvaloniaList <int>(new[] { 0, 1, 2, 3 });
var target = source.CreateDerivedList(x => new Wrapper(x));
source.Move(2, 0);
var result = target.Select(x => x.Value).ToList();
Assert.Equal(source, result);
}
public void Moving_Item_Should_Raise_CollectionChanged()
{
var target = new AvaloniaList <int>(new[] { 1, 2, 3 });
var raised = false;
target.CollectionChanged += (s, e) =>
{
Assert.Equal(target, s);
Assert.Equal(NotifyCollectionChangedAction.Move, e.Action);
Assert.Equal(new[] { 3 }, e.OldItems.Cast <int>());
Assert.Equal(new[] { 3 }, e.NewItems.Cast <int>());
Assert.Equal(2, e.OldStartingIndex);
Assert.Equal(0, e.NewStartingIndex);
raised = true;
};
target.Move(2, 0);
Assert.True(raised);
}
public void Moving_Item_Should_Raise_CollectionChanged()
{
var target = new AvaloniaList<int>(new[] { 1, 2, 3 });
var raised = false;
target.CollectionChanged += (s, e) =>
{
Assert.Equal(target, s);
Assert.Equal(NotifyCollectionChangedAction.Move, e.Action);
Assert.Equal(new[] { 3 }, e.OldItems.Cast<int>());
Assert.Equal(new[] { 3 }, e.NewItems.Cast<int>());
Assert.Equal(2, e.OldStartingIndex);
Assert.Equal(0, e.NewStartingIndex);
raised = true;
};
target.Move(2, 0);
Assert.True(raised);
}