StatePrinter

gistfile1.cs

public void TestVerifyCircleReferences()
{
	StatePrinterApprovals.Verify(anyObject);
}

Can produce output like

Root = <Turtle>, ref: 0
{
    Name = "jim"
    On = <Turtle>
    {
        Name = "kasper"
        On = <Turtle>
        {
            Name = "llewellyn"
            On =  -> 0
        }
    }
}