<PackageReference Include="NUnit" Version="3.0.0-alpha" />

IXmlNodeBuilder

public interface IXmlNodeBuilder
An object implementing IXmlNodeBuilder is able to build an XmlNode representation of itself and any children.
namespace NUnit.Framework.Interfaces { public interface IXmlNodeBuilder { XmlNode ToXml(bool recursive); XmlNode AddToXml(XmlNode parentNode, bool recursive); } }