/src/NUnit/core/Builders/InlineDataPointProvider.cs

// ****************************************************************

// Copyright 2008, Charlie Poole

// This is free software licensed under the NUnit license. You may

// obtain a copy of the license at http://nunit.org.

// ****************************************************************



using System;

using System.Reflection;

using System.Collections;

using NUnit.Core.Extensibility;



namespace NUnit.Core.Builders

{

    public class InlineDataPointProvider : IDataPointProvider

    {

        private static readonly string ParameterDataAttribute = "NUnit.Framework.ParameterDataAttribute";



        private static readonly string GetDataMethod = "GetData";



        #region IDataPointProvider Members



        public bool HasDataFor(ParameterInfo parameter)

        {

            return Reflect.HasAttribute(parameter, ParameterDataAttribute, false);

        }

                public IEnumerable GetDataFor(ParameterInfo parameter)

        {

            Attribute attr = Reflect.GetAttribute(parameter, ParameterDataAttribute, false);

            if (attr == null) return null;



            MethodInfo getData = attr.GetType().GetMethod(

                GetDataMethod,

                new Type[] { typeof(ParameterInfo) });

            if ( getData == null) return null;

            

            return getData.Invoke(attr, new object[] { parameter }) as IEnumerable;

        }

        #endregion

    }

}