MbUnit : Generative Unit Test Framework

// created on 30/01/2004 at 18:31

namespace GUnit.Core.Framework
{
	using System;
	using GUnit.Core.Framework;
	using GUnit.Core.Invokers;
	
	/// <summary>
	/// Tags method that should throw an exception.
	/// </summary>
	/// <include file="GUnit.Core.Framework.Doc.xml" path="doc/remarkss/remarks[@name='ExpectedExceptionAttribute']"/>	
	[AttributeUsage(AttributeTargets.Method,AllowMultiple=false,Inherited=true)]	
	public class ExpectedExceptionAttribute : DecoratorPatternAttribute
	{
		Type exceptionType;
		
		public ExpectedExceptionAttribute(Type exceptionType)
		{
			if (exceptionType==null)
				throw new ArgumentNullException("exceptionType");
			this.exceptionType = exceptionType;
		}

		public ExpectedExceptionAttribute(Type exceptionType,string description)
		:base(description)
		{
			if (exceptionType==null)
				throw new ArgumentNullException("exceptionType");
			
			this.exceptionType = exceptionType;
		}
		
		public Type ExceptionType
		{
			get
			{
				return this.exceptionType;
			}
		}
		
		public override IRunInvoker GetInvoker(IRunInvoker invoker)
		{
			return new ExpectedExceptionRunInvoker(invoker, this.ExceptionType);
		}
	}
}