public virtual void Len()
{
Assert.AreEqual(2, new SimpleEdge(0, 1).Length);
var e = new ReducedEdge(new SimpleEdge(0, 1), new SimpleEdge(2, 1), 1);
var f = new ReducedEdge(new SimpleEdge(2, 3), new SimpleEdge(3, 4), 3);
Assert.AreEqual(3, e.Length);
Assert.AreEqual(3, f.Length);
Assert.AreEqual(5, new ReducedEdge(e, f, 2).Length);
}
public virtual void Disjoint()
{
var e = new ReducedEdge(new SimpleEdge(0, 1), new SimpleEdge(2, 1), 1);
var f = new ReducedEdge(new SimpleEdge(2, 3), new SimpleEdge(3, 4), 3);
Assert.IsTrue(e.Disjoint(f));
Assert.IsTrue(f.Disjoint(e));
Assert.IsFalse(e.Disjoint(e));
Assert.IsFalse(f.Disjoint(f));
}