public void StackSubStack()
{
ResourceElement elem1 = new ResourceElement(ResourceElement.ResourceType.Water, station, 100, 1);
ResourceStack stack = new ResourceStack(elem1);
ResourceElement elem2 = new ResourceElement(ResourceElement.ResourceType.Water, station, 100, 2);
stack.Add(elem2);
ResourceStack s1 = stack.GetSubStack(25);
Assert.AreEqual(25, s1.Qte);
Assert.AreEqual(ResourceElement.ResourceType.Water, s1.Type);
Assert.AreEqual(175, stack.Qte);
Assert.AreEqual(ResourceElement.ResourceType.Water, stack.Type);
foreach (ResourceElement e in s1.GetElements())
{
Assert.AreEqual(1, e.DateProd);
}
ResourceStack s2 = stack.GetSubStack(200);
Assert.AreEqual(null, s2);
Assert.AreEqual(175, stack.Qte);
//retirer un stack composé de 2 elements
ResourceStack s3 = stack.GetSubStack(100);
Assert.AreEqual(100, s3.Qte);
Assert.AreEqual(ResourceElement.ResourceType.Water, s3.Type);
Assert.AreEqual(75, stack.Qte);
List <ResourceElement> elemsStack = stack.GetElements();
Assert.AreEqual(1, elemsStack.Count);
Assert.AreEqual(2, elemsStack[0].DateProd);
List <ResourceElement> elems = s3.GetElements();
Assert.AreEqual(2, elems.Count);
Assert.AreEqual(1, elems[0].DateProd);
Assert.AreEqual(75, elems[0].Quantity);
Assert.AreEqual(2, elems[1].DateProd);
Assert.AreEqual(25, elems[1].Quantity);
}