public void OnItemsChanged()
{
ItemsControlPoker ic = new ItemsControlPoker();
Assert.AreEqual(0, ic.ItemAdded, "ItemAdded-0");
ic.Items.Add("string");
Assert.AreEqual(1, ic.ItemAdded, "ItemAdded-1");
Assert.AreEqual(NotifyCollectionChangedAction.Add, ic.EventArgs.Action, "Action-1");
Assert.AreEqual("string", ic.EventArgs.NewItems [0], "NewItems-1");
Assert.AreEqual(0, ic.EventArgs.NewStartingIndex, "NewStartingIndex-1");
Assert.IsNull(ic.EventArgs.OldItems, "OldItems-1");
Assert.AreEqual(-1, ic.EventArgs.OldStartingIndex, "OldStartingIndex-1");
ic.Items.Insert(0, this);
Assert.AreEqual(2, ic.ItemAdded, "ItemAdded-2");
Assert.AreEqual(NotifyCollectionChangedAction.Add, ic.EventArgs.Action, "Action-2");
Assert.AreEqual(this, ic.EventArgs.NewItems [0], "NewItems-2");
Assert.AreEqual(0, ic.EventArgs.NewStartingIndex, "NewStartingIndex-2");
Assert.IsNull(ic.EventArgs.OldItems, "OldItems-2");
Assert.AreEqual(-1, ic.EventArgs.OldStartingIndex, "OldStartingIndex-2");
Assert.AreEqual(0, ic.ItemRemove, "ItemRemove");
Assert.IsTrue(ic.Items.Remove("string"), "Remove");
Assert.AreEqual(1, ic.ItemRemove, "ItemRemove-3");
Assert.AreEqual(NotifyCollectionChangedAction.Remove, ic.EventArgs.Action, "Action-3");
Assert.IsNull(ic.EventArgs.NewItems, "NewItems-3");
Assert.AreEqual(-1, ic.EventArgs.NewStartingIndex, "NewStartingIndex-3");
Assert.AreEqual("string", ic.EventArgs.OldItems [0], "OldItems-3");
Assert.AreEqual(1, ic.EventArgs.OldStartingIndex, "OldStartingIndex-3");
ic.Items.RemoveAt(0);
Assert.AreEqual(2, ic.ItemRemove, "ItemRemove-4");
Assert.AreEqual(NotifyCollectionChangedAction.Remove, ic.EventArgs.Action, "Action-4");
Assert.IsNull(ic.EventArgs.NewItems, "NewItems-4");
Assert.AreEqual(-1, ic.EventArgs.NewStartingIndex, "NewStartingIndex-4");
Assert.AreEqual(this, ic.EventArgs.OldItems [0], "OldItems-4");
Assert.AreEqual(0, ic.EventArgs.OldStartingIndex, "OldStartingIndex-4");
ic.Items.Add("string");
Assert.AreEqual(3, ic.ItemAdded, "ItemAdded-5");
Assert.AreEqual(0, ic.ItemReplace, "ItemReplace");
ic.Items [0] = this;
Assert.AreEqual(1, ic.ItemReplace, "ItemReplace-6");
Assert.AreEqual(NotifyCollectionChangedAction.Replace, ic.EventArgs.Action, "Action-6");
Assert.AreEqual(this, ic.EventArgs.NewItems [0], "NewItems-6");
Assert.AreEqual(0, ic.EventArgs.NewStartingIndex, "NewStartingIndex-6");
Assert.AreEqual("string", ic.EventArgs.OldItems [0], "OldItems-6");
Assert.AreEqual(-1, ic.EventArgs.OldStartingIndex, "OldStartingIndex-6");
Assert.AreEqual(0, ic.ItemReset, "ItemReset");
ic.Items.Clear();
Assert.AreEqual(1, ic.ItemReset, "ItemReset-7");
Assert.AreEqual(NotifyCollectionChangedAction.Reset, ic.EventArgs.Action, "Action-7");
Assert.IsNull(ic.EventArgs.NewItems, "NewItems-7");
Assert.AreEqual(-1, ic.EventArgs.NewStartingIndex, "NewStartingIndex-7");
Assert.IsNull(ic.EventArgs.OldItems, "OldItems-7");
Assert.AreEqual(-1, ic.EventArgs.OldStartingIndex, "OldStartingIndex-7");
}
public void ContainerItemTest7_sl4()
{
// Force all elements to *not* be their own container
ItemsControlPoker c = new ItemsControlPoker {
IsOwnContainer = false
};
c.ApplyTemplate();
CreateAsyncTest(c, () => {
ContentPresenter item;
object content;
content = new Rectangle();
c.Items.Add(content);
Assert.IsInstanceOfType <ContentPresenter> (c.LastCreatedContainer, "#1");
item = (ContentPresenter)c.LastCreatedContainer;
Assert.AreEqual(content, item.Content, "#2");
Assert.IsNull(item.DataContext, "#3");
c.LastCreatedContainer = null;
content = "I'm a string";
c.Items.Add(content);
Assert.IsInstanceOfType <ContentPresenter> (c.LastCreatedContainer, "#4");
item = (ContentPresenter)c.LastCreatedContainer;
Assert.AreEqual(content, item.Content, "#5");
Assert.AreEqual(content, item.DataContext, "#6");
});
}
public void OnItemsChanged_Reset()
{
ItemsControlPoker c = new ItemsControlPoker();
c.Items.Add(new object());
c.OnItemsChanged_(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset));
Assert.AreEqual(1, c.Items.Count, "#1");
}
public virtual void IsItemItsOwnContainerTest()
{
ItemsControlPoker ic = new ItemsControlPoker();
Assert.IsFalse(ic.IsItemItsOwnContainerOverride_(null), "null");
Assert.IsFalse(ic.IsItemItsOwnContainerOverride_(new OpenFileDialog()), "OpenFileDialog");
Assert.IsFalse(ic.IsItemItsOwnContainerOverride_(ic.Items), "ItemCollection");
Assert.IsFalse(ic.IsItemItsOwnContainerOverride_(new RowDefinition()), "RowDefinition");
}
public virtual void Initialize()
{
Control = new ItemsControlPoker();
Control.ItemsPanel = CreateVirtualizingPanel();
for (int i = 0; i < 5; i++)
{
Control.Items.Add(i.ToString());
}
}
public void ContainerItemTest5()
{
ConceteElement item = new ConceteElement();
ItemsControlPoker c = new ItemsControlPoker();
c.ApplyTemplate();
CreateAsyncTest(c, () => {
c.Items.Add(item);
Assert.IsNull(c.LastCreatedContainer, "#1"); // No autogenerated container
Assert.IsNull(item.DataContext, "#3");
});
}
public void ClearTwiceTest()
{
ItemsControlPoker poker = new ItemsControlPoker();
poker.Items.Add(new object());
CreateAsyncTest(poker, () => {
poker.Items.Clear();
Assert.IsNotNull(poker.EventArgs, "#1");
poker.EventArgs = null;
poker.Items.Clear();
Assert.IsNotNull(poker.EventArgs, "#2");
});
}
public void ContainerItemTest6()
{
object item = new object();
ConceteElement container = new ConceteElement();
ItemsControlPoker c = new ItemsControlPoker();
c.ContainerItem = container;
c.ApplyTemplate();
CreateAsyncTest(c, () => {
c.Items.Add(item);
Assert.AreEqual(container, c.LastCreatedContainer, "#1");
Assert.AreEqual(container.DataContext, item, "#2");
Assert.AreEqual(container.ReadLocalValue(FrameworkElement.DataContextProperty), item, "#3");
});
}
public void OnItemsChanged_Null()
{
ItemsControlPoker ic = new ItemsControlPoker();
ic.OnItemsChanged_(null);
}
public void Initialize()
{
Control = new ItemsControlPoker();
}