public void WhenChangeElementIsCalledToChangeTypeThenTypeIsChanged()
{
DsmElementModel model = new DsmElementModel();
Assert.AreEqual(1, model.GetElementCount());
IDsmElement a = model.ImportElement(1, "a", "type", 10, true, null, false);
IDsmElement b = model.ImportElement(2, "b", "type", 11, true, a.Id, false);
IDsmElement foundElementBefore = model.FindElementByFullname("a.b");
Assert.IsNotNull(foundElementBefore);
Assert.AreEqual("type", foundElementBefore.Type);
model.ChangeElementType(b, "type1");
IDsmElement foundElementAfter = model.FindElementByFullname("a.b");
Assert.IsNotNull(foundElementAfter);
Assert.AreEqual("type1", foundElementAfter.Type);
}