public static void TestAssignment()
{
StopWatch t1 = new StopWatch("dynamic set");
StopWatch t2 = new StopWatch("compile set");
Adjacency edge = new Adjacency(3, 4);
Console.WriteLine(edge.ToDescriptionString());
t1.tic();
Tag.SetProperty(edge, "SpringConstant", "200");
t1.toc();
Console.WriteLine(edge.ToDescriptionString());
t2.tic();
edge.SpringConstant = 203;
t2.toc();
Console.WriteLine(edge.ToDescriptionString());
Console.WriteLine(t1.Result());
Console.WriteLine(t2.Result());
}