xamarin-macios/tests/xharness/Microsoft.DotNet.XHarness.iOS.Shared/Listeners/SimpleListenerFactory.cs

using System;
using System.Linq;
using Microsoft.DotNet.XHarness.iOS.Shared.Logging;

namespace Microsoft.DotNet.XHarness.iOS.Shared.Listeners {
	public enum ListenerTransport {
		Tcp,
		Http,
		File,
	}

	public interface ISimpleListenerFactory {
		ITunnelBore TunnelBore { get; }
		
		bool UseTcpTunnel { get; }
		(ListenerTransport transport, ISimpleListener listener, string listenerTempFile) Create (string device,
			RunMode mode,
			ILog log,
			ILog listenerLog,
			bool isSimulator,
			bool autoExit,
			bool xmlOutput);
	}

	public class SimpleListenerFactory : ISimpleListenerFactory {

		public ITunnelBore TunnelBore { get; private set; }

		public bool UseTcpTunnel => TunnelBore != null;

		public SimpleListenerFactory (ITunnelBore tunnelBore = null) => TunnelBore = tunnelBore;

		public (ListenerTransport transport, ISimpleListener listener, string listenerTempFile) Create (string device,
			RunMode mode,
			ILog log,
			ILog listenerLog,
			bool isSimulator,
			bool autoExit,
			bool xmlOutput)
		{
			string listenerTempFile = null;
			ISimpleListener listener;
			ListenerTransport transport;

			if (mode == RunMode.WatchOS) {
				transport = isSimulator ? ListenerTransport.File : ListenerTransport.Http;
			} else {
				transport = ListenerTransport.Tcp;
			}

			switch (transport) {
			case ListenerTransport.File:
				listenerTempFile = listenerLog.FullPath + ".tmp";
				listener = new SimpleFileListener (listenerTempFile, log, listenerLog, xmlOutput);
				break;
			case ListenerTransport.Http:
				listener = new SimpleHttpListener (log, listenerLog, autoExit, xmlOutput);
				break;
			case ListenerTransport.Tcp:
				listener = new SimpleTcpListener (log, listenerLog, autoExit, xmlOutput, UseTcpTunnel);
				break;
			default:
				throw new NotImplementedException ("Unknown type of listener");
			}

			return (transport, listener, listenerTempFile);
		}
	}
}