//
// MonoTests.System.Web.Services.Description.OperationMessageCollectionTest.cs
//
// Author:
//   Erik LeBel <eriklebel@yahoo.ca>
//
// (C) 2003 Erik LeBel
//

using NUnit.Framework;

using System;
using System.Web.Services.Description;
using System.Xml;

namespace MonoTests.System.Web.Services.Description
{
	[TestFixture]
	public class OperationMessageCollectionTest
	{
		OperationMessageCollection operations;

		[SetUp]
		public void InitializeOperation()
		{
			// workaround for internal constructor
			Operation op = new Operation();
			operations = op.Messages;
		}

		[Test]
		public void TestDefaultProperties()
		{
			Assert.AreEqual (OperationFlow.None, operations.Flow);
			Assert.IsNull (operations.Input);
			Assert.IsNull (operations.Output);
			Assert.AreEqual (0, operations.Count);
		}

		[Test]
		public void TestAddInput()
		{
			operations.Add(new OperationInput());
			
			Assert.AreEqual (OperationFlow.OneWay, operations.Flow);
			Assert.IsNotNull (operations.Input);
			Assert.IsNull (operations.Output);
			Assert.AreEqual (1, operations.Count);
		}
		
		[Test]
		public void TestAddOutput()
		{
			operations.Add(new OperationOutput());
			
			Assert.AreEqual (OperationFlow.Notification, operations.Flow);
			Assert.IsNull (operations.Input);
			Assert.IsNotNull (operations.Output);
			Assert.AreEqual (1, operations.Count);
		}

		[Test]
		public void TestAddInputAndOutput()
		{
			operations.Add(new OperationInput());
			operations.Add(new OperationOutput());
			
			Assert.AreEqual (OperationFlow.RequestResponse, operations.Flow);
			Assert.IsNotNull (operations.Input);
			Assert.IsNotNull (operations.Output);
			Assert.AreEqual (2, operations.Count);
		}

		[Test]
		public void TestAddOutputAndInput()
		{
			operations.Add(new OperationOutput());
			operations.Add(new OperationInput());
			
			Assert.AreEqual (OperationFlow.SolicitResponse, operations.Flow);
			Assert.IsNotNull (operations.Input);
			Assert.IsNotNull (operations.Output);
			Assert.AreEqual (2, operations.Count);
		}

		[Test]
		[ExpectedException (typeof (ArgumentException))]
		public void TestAddNull()
		{
			operations.Add(null);
		}
		
		[Test]
		[ExpectedException (typeof (ArgumentException))]
		public void TestAddFault()
		{
			operations.Add(new OperationFault());
		}

		[Test]
		[ExpectedException (typeof (InvalidOperationException))]
		public void TestAddInputAndInput()
		{
			operations.Add(new OperationInput());
			operations.Add(new OperationInput());
		}

		[Test]
		[ExpectedException (typeof (InvalidOperationException))]
		public void TestAddOutputAndOutput()
		{
			operations.Add(new OperationOutput());
			operations.Add(new OperationOutput());
		}

		[Test]
		[ExpectedException (typeof (InvalidOperationException))]
		public void TestAddThreeOperationMessages()
		{
			operations.Add(new OperationOutput());
			operations.Add(new OperationOutput());
			operations.Add(new OperationOutput());
		}

		[Test]
		[ExpectedException (typeof (ArgumentException))]
		public void TestAddInputAndFault()
		{
			operations.Add(new OperationInput());
			operations.Add(new OperationFault());
		}
	}
}