public void ExpectContainsToReturnTrueOnlyIfFunctionWasAdded()
{
Action <float> func = dt => {};
var updateList = new UpdateList();
Assert.IsFalse(updateList.Contains(func));
updateList.Add(func);
Assert.IsTrue(updateList.Contains(func));
}
public void ExpectContainsToReturnFalseAfterRemoveWasCalled()
{
Action <float> func = dt => { };
var updateList = new UpdateList();
updateList.Add(func);
updateList.Remove(func);
Assert.IsFalse(updateList.Contains(func));
}
public void TestPreviousKnownBreakingEdgecases()
{
var updateList = new UpdateList();
// we have to create another ref to the functions so we can self remove within closures
Action <float> func2 = null;
Action <float> func0 = null;
Action <float> update2 = dt =>
{
// Do nothing special
};
Action <float> update1 = dt =>
{
updateList.Remove(func2);
};
Action <float> update0 = dt =>
{
updateList.Remove(func0);
};
func2 = update2;
func0 = update0;
updateList.Add(update0);
updateList.Add(update1);
updateList.Add(update2);
updateList.Update(0f);
Assert.IsFalse(updateList.Contains(update0));
Assert.IsTrue(updateList.Contains(update1));
Assert.IsFalse(updateList.Contains(update2));
// now dead test that index 2 is not marked as dead. by adding new updates, running them and checking they still exist
updateList.Remove(update1);
Action <float> update3Index0 = dt => { };
Action <float> update4Index1 = dt => { };
Action <float> update5Index2 = dt => { };
updateList.Add(update3Index0);
updateList.Add(update4Index1);
updateList.Add(update5Index2);
updateList.Update(0f);
Assert.IsTrue(updateList.Contains(update3Index0));
Assert.IsTrue(updateList.Contains(update4Index1));
Assert.IsTrue(updateList.Contains(update5Index2));
}
/// <summary>
/// List删除后的处理
/// </summary>
/// <param name="e"></param>
private void ItemDeleted(ListChangedEventArgs e)
{
if (InsertList.Contains(_deletedItem))
{
InsertList.Remove(_deletedItem);
return;
}
if (UpdateList.Contains(_deletedItem))
{
UpdateList.Remove(_deletedItem);
}
if (!DeleteList.Contains(_deletedItem))
{
DeleteList.Add(_deletedItem);
}
}
/// <summary>
/// List内对象属性值变化后的处理
/// </summary>
/// <param name="e"></param>
private void ItemChanged(ListChangedEventArgs e)
{
if ("IsChecked".Equals(e.PropertyDescriptor.Name))
{
return;
}
//***************************
//是否要过滤TBModel以外的属性
//***************************
if (!InsertList.Contains(this[e.NewIndex]) && !DeleteList.Contains(this[e.NewIndex]) &&
!UpdateList.Contains(this[e.NewIndex]))
{
UpdateList.Add(this[e.NewIndex]);
}
}
public void ExpectRemoveAndReAddWithinAnUpdateLoopToNotRemove()
{
var updateList = new UpdateList();
Action <float> func2 = dt => { };
Action <float> func1 = dt =>
{
updateList.Remove(func2);
updateList.Add(func2);
};
updateList.Add(func1);
updateList.Add(func2);
updateList.Update(0f);
Assert.IsTrue(updateList.Contains(func2));
}
public void ExpectContainsToReturnFalseAfterRemoveWasCalledDuringFrame()
{
// we have to create another ref to the function so we can self remove within closure
Action <float> funcRef = null;
var updateList = new UpdateList();
Action <float> func = dt =>
{
updateList.Remove(funcRef);
Assert.IsFalse(updateList.Contains(funcRef));
};
funcRef = func;
updateList.Add(funcRef);
updateList.Update(0f);
}