public void GivenAnElementIsInTheModelWhenUnremoveElementIsCalledThenElementAndItsChildrenAreRestored()
{
DsmElementModel model = new DsmElementModel();
Assert.AreEqual(1, model.GetElementCount());
IDsmElement a = model.AddElement("a", "", null);
Assert.AreEqual(1, a.Id);
IDsmElement a1 = model.AddElement("a1", "eta", a.Id);
Assert.AreEqual(2, a1.Id);
IDsmElement a2 = model.AddElement("a2", "eta", a.Id);
Assert.AreEqual(3, a2.Id);
IDsmElement b = model.AddElement("b", "", null);
Assert.AreEqual(4, b.Id);
IDsmElement b1 = model.AddElement("b1", "etb", b.Id);
Assert.AreEqual(5, b1.Id);
Assert.AreEqual(6, model.GetElementCount());
model.RemoveElement(a.Id);
Assert.AreEqual(3, model.GetElementCount());
List <IDsmElement> rootElementsBefore = model.GetRootElement().Children.OrderBy(x => x.Id).ToList();
Assert.AreEqual(1, rootElementsBefore.Count);
Assert.AreEqual(b, rootElementsBefore[0]);
Assert.AreEqual(1, rootElementsBefore[0].Children.Count);
Assert.AreEqual(b1, rootElementsBefore[0].Children[0]);
model.UnremoveElement(a.Id);
Assert.AreEqual(6, model.GetElementCount());
List <IDsmElement> rootElementsAfter = model.GetRootElement().Children.OrderBy(x => x.Id).ToList();
Assert.AreEqual(2, rootElementsAfter.Count);
Assert.AreEqual(a, rootElementsAfter[0]);
Assert.AreEqual(2, rootElementsAfter[0].Children.Count);
Assert.AreEqual(a1, rootElementsAfter[0].Children[0]);
Assert.AreEqual(a2, rootElementsAfter[0].Children[1]);
Assert.AreEqual(b, rootElementsAfter[1]);
Assert.AreEqual(1, rootElementsAfter[1].Children.Count);
Assert.AreEqual(b1, rootElementsAfter[1].Children[0]);
}
public void GivenMultipleElementAreInTheModelWhenReorderElementIsCalledOrderIsChanged()
{
DsmElementModel model = new DsmElementModel();
Assert.AreEqual(1, model.GetElementCount());
IDsmElement a = model.AddElement("a", "", null);
Assert.AreEqual(1, a.Id);
IDsmElement a1 = model.AddElement("a1", "eta", a.Id);
Assert.AreEqual(2, a1.Id);
IDsmElement a2 = model.AddElement("a2", "eta", a.Id);
Assert.AreEqual(3, a2.Id);
IDsmElement a3 = model.AddElement("a3", "eta", a.Id);
Assert.AreEqual(4, a3.Id);
IDsmElement a4 = model.AddElement("a4", "eta", a.Id);
Assert.AreEqual(5, a4.Id);
List <IDsmElement> rootElementsBefore = model.GetRootElement().Children.ToList();
Assert.AreEqual(1, rootElementsBefore.Count);
Assert.AreEqual(a, rootElementsBefore[0]);
Assert.AreEqual(4, rootElementsBefore[0].Children.Count);
Assert.AreEqual(a1, rootElementsBefore[0].Children[0]);
Assert.AreEqual(a2, rootElementsBefore[0].Children[1]);
Assert.AreEqual(a3, rootElementsBefore[0].Children[2]);
Assert.AreEqual(a4, rootElementsBefore[0].Children[3]);
Sequence sequence = new Sequence(rootElementsBefore[0].Children.Count);
model.ReorderChildren(a, sequence);
List <IDsmElement> rootElementsAfter = model.GetRootElement().Children.ToList();
Assert.AreEqual(1, rootElementsAfter.Count);
Assert.AreEqual(a, rootElementsAfter[0]);
Assert.AreEqual(4, rootElementsAfter[0].Children.Count);
Assert.AreEqual(a2, rootElementsAfter[0].Children[0]);
Assert.AreEqual(a3, rootElementsAfter[0].Children[1]);
Assert.AreEqual(a4, rootElementsAfter[0].Children[2]);
Assert.AreEqual(a1, rootElementsAfter[0].Children[3]);
}
public void GivenMultipleElementAreInTheModelWhenGetElementsIsCalledTheyAreAllReturned()
{
DsmElementModel model = new DsmElementModel();
Assert.AreEqual(1, model.GetElementCount());
IDsmElement a = model.AddElement("a", "", null);
Assert.AreEqual(1, a.Id);
IDsmElement a1 = model.AddElement("a1", "eta", a.Id);
Assert.AreEqual(2, a1.Id);
IDsmElement b = model.AddElement("b", "", null);
Assert.AreEqual(3, b.Id);
IDsmElement b1 = model.AddElement("b1", "etb", b.Id);
Assert.AreEqual(4, b1.Id);
IDsmElement b2 = model.AddElement("b2", "etb", b.Id);
Assert.AreEqual(5, b2.Id);
IDsmElement c = model.AddElement("c", "", null);
Assert.AreEqual(6, c.Id);
IDsmElement c1 = model.AddElement("c1", "etc", c.Id);
Assert.AreEqual(7, c1.Id);
IDsmElement c2 = model.AddElement("c2", "etc", c.Id);
Assert.AreEqual(8, c2.Id);
IDsmElement c3 = model.AddElement("c3", "etc", c.Id);
Assert.AreEqual(9, c3.Id);
List <IDsmElement> rootElements = model.GetRootElement().Children.OrderBy(x => x.Id).ToList();
Assert.AreEqual(3, rootElements.Count);
Assert.AreEqual(a, rootElements[0]);
Assert.AreEqual(1, rootElements[0].Children.Count);
Assert.AreEqual(a1, rootElements[0].Children[0]);
Assert.AreEqual(b, rootElements[1]);
Assert.AreEqual(2, rootElements[1].Children.Count);
Assert.AreEqual(b1, rootElements[1].Children[0]);
Assert.AreEqual(b2, rootElements[1].Children[1]);
Assert.AreEqual(c, rootElements[2]);
Assert.AreEqual(3, rootElements[2].Children.Count);
Assert.AreEqual(c1, rootElements[2].Children[0]);
Assert.AreEqual(c2, rootElements[2].Children[1]);
Assert.AreEqual(c3, rootElements[2].Children[2]);
}