public void AddAndRemoveTest()
{
var source = new ModelB();
var target = new TestViewFactory();
// bind to collection
var binding = new CollectionBinding("List", target);
binding.Bind(source);
Assert.AreEqual(0, target.ViewCount);
// add item
source.List.Add(new ModelA());
Assert.AreEqual(1, target.ViewCount);
// add item
source.List.Add(new ModelA());
Assert.AreEqual(2, target.ViewCount);
// remove item
source.List.RemoveAt(0);
Assert.AreEqual(1, target.ViewCount);
// add item
source.List.Add(new ModelA());
Assert.AreEqual(2, target.ViewCount);
// clear
source.List.Clear();
Assert.AreEqual(0, target.ViewCount);
target.Destroy();
}
public void ListMethodTest()
{
var source = new ModelB();
var target = new TestViewFactory();
// bind to collection
var binding = new CollectionBinding("List", target);
binding.Bind(source);
Assert.AreEqual(0, target.ViewCount);
// add item
source.List.Add(new ModelA()
{
IntValue = 1
});
source.List.Add(new ModelA()
{
IntValue = 2
});
source.List.Add(new ModelA()
{
IntValue = 3
});
// do shuffle
TestUtility.Shuffle(source.List);
// do sort
source.List.Sort((x, y) => x.IntValue.CompareTo(y.IntValue));
target.Destroy();
}
public void BindToCollection()
{
var source = new ModelB();
var target = new TestViewFactory();
// bind to collection
var binding = new CollectionBinding("List", target);
binding.Bind(source);
Assert.AreEqual(0, target.viewList.Count);
// add item
source.List.Add(new ModelA());
Assert.AreEqual(1, target.viewList.Count);
Assert.AreEqual(1, target.nextIndex);
// notify list changed
binding.HandleSourcePropertyChanged(source, "List");
Assert.AreEqual(2, target.nextIndex);
Assert.AreEqual(1, target.viewList.Count);
// notify with null property name
binding.HandleSourcePropertyChanged(source, null);
Assert.AreEqual(3, target.nextIndex);
Assert.AreEqual(1, target.viewList.Count);
target.Clear();
}
public void DuplicateItemTest()
{
var source = new ModelB();
var target = new TestViewFactory();
// bind to collection
var binding = new CollectionBinding("List", target);
binding.Bind(source);
// get ref dictionary
var field = typeof(CollectionBinding).GetField("viewReferenceCountDictionary", BindingFlags.NonPublic | BindingFlags.Instance);
var refDictionary = field.GetValue(binding) as Dictionary <GameObject, int>;
// check initial state
{
Assert.AreEqual(0, target.ViewCount);
Assert.IsTrue(refDictionary == null);
}
var item = new ModelA();
// add item
{
source.List.Add(item);
source.List.Add(item);
// verify view count
Assert.AreEqual(1, binding.BindingDictionary.Count);
// check ref count
refDictionary = field.GetValue(binding) as Dictionary <GameObject, int>;
Assert.IsTrue(refDictionary != null);
Assert.AreEqual(2, refDictionary.First().Value);
}
// remove item
{
source.List.RemoveAt(0);
Assert.AreEqual(1, binding.BindingDictionary.Count);
// check ref count
Assert.AreEqual(1, refDictionary.First().Value);
}
// remove item
{
source.List.RemoveAt(0);
Assert.AreEqual(0, binding.BindingDictionary.Count);
// check ref count
Assert.AreEqual(0, refDictionary.Count);
}
target.Destroy();
}
public void UpdateItemValueTest()
{
var source = new ModelB();
var target = new TestViewFactory();
// bind to collection
var binding = new CollectionBinding("List", target);
binding.Bind(source);
Assert.AreEqual(0, target.ViewCount);
// add item
var itemA = new ModelA();
source.List.Add(itemA);
// add item
var itemB = new ModelA();
source.List.Add(itemB);
// add item view A
var viewA = new ModelA();
var bindingA = new Binding("IntValue", viewA, "IntValue");
var dcA = binding.BindingDictionary[itemA].GetComponent <IDataContext>();
dcA.AddBinding(bindingA);
// add item view B
var viewB = new ModelA();
var bindingB = new Binding("IntValue", viewB, "IntValue");
var dcB = binding.BindingDictionary[itemB].GetComponent <IDataContext>();
dcB.AddBinding(bindingB);
// verify state
Assert.IsTrue(bindingA.IsBound);
Assert.IsTrue(bindingB.IsBound);
Assert.AreEqual(1, dcA.BindingList.Count);
Assert.AreEqual(1, dcB.BindingList.Count);
Assert.AreEqual(0, viewA.IntValue);
Assert.AreEqual(0, viewB.IntValue);
// update value
itemA.IntValue = 1;
itemB.IntValue = 2;
Assert.AreEqual(1, viewA.IntValue);
Assert.AreEqual(2, viewB.IntValue);
target.Destroy();
}
public void OrderTest()
{
var source = new ModelB();
var target = new TestViewFactory();
// bind to collection
var binding = new CollectionBinding("List", target);
binding.Bind(source);
Assert.AreEqual(0, target.ViewCount);
// add item
source.List.Add(new ModelA());
source.List.Add(new ModelA());
var sourceA = source.List[0];
var sourceB = source.List[1];
var viewA = binding.BindingDictionary[sourceA];
Assert.AreEqual(0, viewA.transform.GetSiblingIndex());
var viewB = binding.BindingDictionary[sourceB];
Assert.AreEqual(1, viewB.transform.GetSiblingIndex());
// switch items
source.List[0] = sourceB;
source.List[1] = sourceA;
viewA = binding.BindingDictionary[sourceA];
Assert.AreEqual(1, viewA.transform.GetSiblingIndex());
viewB = binding.BindingDictionary[sourceB];
Assert.AreEqual(0, viewB.transform.GetSiblingIndex());
target.Destroy();
}