public void BusinessList_Contains_Empty_DataList()
{
var dl = new List <TestItemDM>();
var bl = new ListBM <TestItemBM> {
Metadata =
{
//TODO: LogicProvider=new CustomListLogicProvider(OnCollectionChanged,OnCollectionChanged),
DataProvider = { Data = dl }
}
};
var di = (TestItemDM)null;
var bi = (TestItemBM)null;
Assert.AreEqual(false, bl.IsReadOnly);
Assert.AreEqual(false, ((IList)bl).IsFixedSize);
bl.CollectionChanged += OnCollectionChanged;
((IList)bl).Add(bi = new TestItemBM());
bi.Metadata.DataProvider.Data = di = new TestItemDM(0);
Assert.AreEqual(1, ((IList)bl).Count);
Assert.AreEqual(1, dl.Count);
Assert.AreEqual(0, bl.IndexOf(bi));
Assert.AreEqual(0, ((IList)bl).IndexOf(bi));
Assert.AreEqual(true, ((IList)bl).Contains(bi));
Assert.AreEqual(bi, bl[0]);
Assert.AreEqual(bi, ((IList)bl)[0]);
Assert.AreEqual(bl, bl[0].Parent);
bl.Add(new TestItemBM {
Metadata = { DataProvider = { Data = new TestItemDM(1) } }
});
Assert.AreEqual(2, dl.Count);
bl.Add(new TestItemBM {
Metadata = { DataProvider = { Data = new TestItemDM(2) } }
});
Assert.AreEqual(3, dl.Count);
((IList)bl).RemoveAt(1);
Assert.AreEqual(2, dl.Count);
((IList)bl).Remove(bi);
Assert.IsNull(bi.Parent);
Assert.AreEqual(1, dl.Count);
((IList)bl).Clear();
Assert.AreEqual(0, dl.Count);
((IList)bl).Insert(0, new TestItemBM {
Metadata = { DataProvider = { Data = new TestItemDM(0) } }
});
bl.Insert(0, new TestItemBM {
Metadata = { DataProvider = { Data = new TestItemDM(1) } }
});
Assert.AreEqual(bl, bl[0].Parent);
bl.Insert(2, new TestItemBM {
Metadata = { DataProvider = { Data = new TestItemDM(2) } }
});
Assert.AreEqual(3, dl.Count);
foreach (var item in bl)
{
Assert.IsTrue(bl.Contains(item));
}
foreach (var item in (IEnumerable)bl)
{
Assert.IsTrue(bl.Contains(item));
}
bl.CopyTo(new TestItemBM[3], 0);
bl[0] = new TestItemBM {
Metadata = { DataProvider = { Data = new TestItemDM(0) } }
};
((IList)bl)[0] = TestItemBM.New();
// bl.Move(0,2);
bl.CollectionChanged += OnCollectionChanged;
bl.Dispose();
}
