/Main/Testing/Rxx.UnitTests/Reactive/TraceIdentityTests - System.Diagnostics.Trace.cs

using System;

using System.Linq;

using System.Reactive.Linq;

using Microsoft.VisualStudio.TestTools.UnitTesting;



namespace Rxx.UnitTests.Reactive

{

	[TestClass]

	public partial class TraceIdentityTests : RxxTraceTests

	{

		[TestMethod]

		public void RxTraceIdentity()

		{

			AddTraceListener();



			var xs = Observable.Range(0, 5);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentity().Subscribe();



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, Concat(

					Enumerable.Range(0, 5).Select(value => TraceDefaults.DefaultOnNext(id, value)),

					TraceDefaults.DefaultOnCompleted(id)));



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnNext()

		{

			AddTraceListener();



			var xs = Observable.Range(0, 5);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnNext().Subscribe();



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, Enumerable.Range(0, 5).Select(value => TraceDefaults.DefaultOnNext(id, value)));



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnNextFormat()

		{

			AddTraceListener();



			var xs = Observable.Range(0, 5);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnNext("OnNext: {0}={1}").Subscribe();



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, Enumerable.Range(0, 5).Select(value => "OnNext: " + id + "=" + value));



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnNextLazyMessage()

		{

			AddTraceListener();



			var xs = Observable.Range(0, 5);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnNext((oId, value) => "OnNext: " + oId + "=" + value).Subscribe();



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, Enumerable.Range(0, 5).Select(value => "OnNext: " + id + "=" + value));



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnError()

		{

			AddTraceListener();



			var ex = new Exception("Error");

			var xs = Observable.Throw<int>(ex);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnError().Subscribe(_ => { }, __ => { });



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, TraceDefaults.DefaultOnError(id, ex));



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnErrorFormat()

		{

			AddTraceListener();



			var ex = new Exception("Error");

			var xs = Observable.Throw<int>(ex);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnError("OnError: {0}={1}").Subscribe(_ => { }, __ => { });



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, "OnError: " + id + "=" + ex.ToString());



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnErrorLazyMessage()

		{

			AddTraceListener();



			var ex = new Exception("Error");

			var xs = Observable.Throw<int>(ex);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnError((oId, error) => "OnError: " + oId + "=" + error.Message).Subscribe(_ => { }, __ => { });



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, "OnError: " + id + "=" + ex.Message);



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnCompleted()

		{

			AddTraceListener();



			var xs = Observable.Range(0, 5);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnCompleted().Subscribe();



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, TraceDefaults.DefaultOnCompleted(id));



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnCompletedFormat()

		{

			AddTraceListener();



			var xs = Observable.Range(0, 5);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnCompleted("OnCompleted: {0}").Subscribe();



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, "OnCompleted: " + id);



				Listener.Clear();

			}



			RemoveTraceListener();

		}



		[TestMethod]

		public void RxTraceIdentityOnCompletedLazyMessage()

		{

			AddTraceListener();



			var xs = Observable.Range(0, 5);



			for (int i = 0; i < 3; i++)

			{

				xs.TraceIdentityOnCompleted(oId => "OnCompleted: " + oId).Subscribe();



				string id = GetCurrentId();



				AssertEqual(Listener.Messages, "OnCompleted: " + id);



				Listener.Clear();

			}



			RemoveTraceListener();

		}

	}

}