private void AssertEvent(ObjectModifiedArgs oma, EventListener<ObjectModifiedArgs> el, int evn)
{
// int evc = el.EventCount;
Assert.IsNotNull(oma);
Assert.AreEqual(evn,el.EventCount);
ObjectModifiedArgs ev = null;
if (evn == 1)
{
ev = el.GetDeplieEvent();
}
else
{
var po = el.GetDeplieEvents().Where(o => o.AttributeName == oma.AttributeName).ToList();
Assert.AreEqual(po.Count, 1);
ev = po.First();
}
Assert.IsNotNull(ev);
Assert.AreEqual(ev.AttributeName, oma.AttributeName);
Assert.AreEqual(ev.OldAttributeValue, oma.OldAttributeValue);
Assert.AreEqual(ev.NewAttributeValue, oma.NewAttributeValue);
}