public void when_visiting_root_then_visits_entire_graph()
{
var products = 0;
var elements = 0;
var collections = 0;
var containers = 0;
var components = 0;
var properties = 0;
var visitor = InstanceVisitor.Create(
p => products++,
e => elements++,
c => collections++,
c => containers++,
c => components++,
p => properties++);
var product = new Product("Foo", "IFoo");
product.CreateElement("Element", "IElement")
.CreateProperty("IsVisible");
product.CreateCollection("Collection", "ICollection")
.CreateElement("Element", "IElement");
product.CreateProperty("IsVisible");
product.Accept(visitor);
Assert.Equal(1, products);
Assert.Equal(2, elements);
Assert.Equal(1, collections);
Assert.Equal(4, containers);
Assert.Equal(4, components);
Assert.Equal(2, properties);
}
