public void TryGetElementByID_Returns_Strongly_Typed_Elements_When_Found()
{
var primitive = new Primitive();
var collection = new ImmlElement();
collection.Add(primitive);
Primitive outPrimitive = null;
var found = collection.TryGetElementByID<Primitive>(primitive.ID, out outPrimitive);
Assert.True(found);
Assert.Equal(primitive, outPrimitive);
}
public void TryGetElementByID_Returns_An_ImmlElement_When_Found()
{
var primitive = new Primitive();
var collection = new ImmlElement();
collection.Add(primitive);
ImmlElement outElement = null;
var found = collection.TryGetElementByID(primitive.ID, out outElement);
Assert.True(found);
Assert.Equal(primitive, outElement);
}
public void TryGetElementByID_Returns_False_When_An_Element_With_The_Specified_ID_Is_Not_Found()
{
var name = "PrimitiveElement";
var primitive = new Primitive();
primitive.Name = name;
var collection = new ImmlElement();
collection.Add(primitive);
ImmlElement outElement = null;
var found = collection.TryGetElementByID(-1, out outElement);
Assert.False(found);
Assert.Null(outElement);
}
public void Nested_Elements_In_A_Deep_Hierarchy_Can_Be_Found_Via_A_Query_To_The_Parent_Collection_Using_TryGetElementByID()
{
var nestDepth = 10;
var parentName = "parent";
var childName = "child";
var parent = new ImmlElement { Name = parentName };
var addTo = parent;
var validIds = new List<int>();
//nest elements 'nestDepth' deep
for (int i = 0; i < nestDepth; i++)
{
//dynamically nest children inside the previously created element
var toAdd = new ImmlElement { Name = childName + i };
addTo.Add(toAdd);
validIds.Add(toAdd.ID);
//switch the parent to be the just added element
addTo = toAdd;
}
//at this point, the parent should have inherited all of the child names
foreach (var id in validIds)
{
ImmlElement outElement = null;
Assert.True(parent.TryGetElementByID(id, out outElement));
}
}