<PackageReference Include="NUnit" Version="4.2.2" />

NUnit.Framework.Internal.Logger

public class Logger : ILogger
Provides internal logging to the NUnit framework
namespace NUnit.Framework.Internal { public class Logger : ILogger { public Logger(string name, InternalTraceLevel level, TextWriter writer); public void Error(string message); public void Error(string message, params object[] args); public void Warning(string message); public void Warning(string message, params object[] args); public void Info(string message); public void Info(string message, params object[] args); public void Debug(string message); public void Debug(string message, params object[] args); } }