public void Should_Not_Track_Added_Item_As_Modified()
{
var listItemToAdd = new PocoListItemAdapter(new PocoListItem());
var c = new ChangeTrackingCollection <PocoListItemAdapter>(_listItems);
c.Add(listItemToAdd);
listItemToAdd.Description = "modified entry";
Assert.IsTrue(listItemToAdd.IsChanged);
Assert.AreEqual(3, c.Count);
Assert.AreEqual(1, c.AddedItems.Count);
Assert.AreEqual(0, c.RemovedItems.Count);
Assert.AreEqual(0, c.ModifiedItems.Count);
Assert.IsTrue(c.IsChanged);
}
public void Should_Reject_Changes()
{
var listItemToAdd = new PocoListItemAdapter(new PocoListItem {
Id = 3, Title = "TestItem03", Description = "Description03"
});
var listItemToModify = _listItems.First();
var listItemToRemove = _listItems.Skip(1).First();
var c = new ChangeTrackingCollection <PocoListItemAdapter>(_listItems);
c.Add(listItemToAdd);
c.Remove(listItemToRemove);
listItemToModify.Description = "modified item";
Assert.AreEqual("Description01", listItemToModify.DescriptionOriginal);
Assert.AreEqual(2, c.Count);
Assert.AreEqual(1, c.AddedItems.Count);
Assert.AreEqual(1, c.ModifiedItems.Count);
Assert.AreEqual(1, c.RemovedItems.Count);
c.RejectChanges();
Assert.AreEqual(2, c.Count);
Assert.IsTrue(c.Contains(listItemToModify));
Assert.IsTrue(c.Contains(listItemToRemove));
Assert.AreEqual(0, c.AddedItems.Count);
Assert.AreEqual(0, c.ModifiedItems.Count);
Assert.AreEqual(0, c.RemovedItems.Count);
Assert.IsFalse(listItemToModify.IsChanged);
Assert.AreEqual("Description01", listItemToModify.Description);
Assert.AreEqual("Description01", listItemToModify.DescriptionOriginal);
Assert.IsFalse(c.IsChanged);
}
public void Should_Track_Added_Items()
{
var listItemToAdd = new PocoListItemAdapter(new PocoListItem());
var c = new ChangeTrackingCollection <PocoListItemAdapter>(_listItems);
Assert.AreEqual(2, c.Count);
Assert.IsFalse(c.IsChanged);
c.Add(listItemToAdd);
Assert.AreEqual(3, c.Count);
Assert.AreEqual(1, c.AddedItems.Count);
Assert.AreEqual(0, c.RemovedItems.Count);
Assert.AreEqual(0, c.ModifiedItems.Count);
Assert.AreEqual(listItemToAdd, c.AddedItems.First());
Assert.IsTrue(c.IsChanged);
c.Remove(listItemToAdd);
Assert.AreEqual(2, c.Count);
Assert.AreEqual(0, c.AddedItems.Count);
Assert.AreEqual(0, c.RemovedItems.Count);
Assert.AreEqual(0, c.ModifiedItems.Count);
Assert.IsFalse(c.IsChanged);
}
protected override void InitializeComplexProperties(PocoTestClass model)
{
ComplexProp = new PocoListItemAdapter(model.ComplexProp);
RegisterComplex(ComplexProp);
}