public void SingleNodeEnumeratorThrowsOnReset()
{
TestNode node = new TestNode();
var singleNodeEnumerator = VisitorHelpers.SingleRootEnumerator(node);
// See https://docs.microsoft.com/en-us/dotnet/api/system.collections.ienumerator.reset?view=netcore-3.1:
// "The Reset method is provided for COM interoperability. It does not necessarily need to be implemented;
// instead, the implementer can simply throw a NotSupportedException."
Assert.Throws <NotSupportedException>(() => singleNodeEnumerator.Reset());
}
