/// <summary>
        /// Return an IEnumerable providing data for use with the
        /// supplied parameter.
        /// </summary>
        /// <param name="parameter">A ParameterInfo representing one
        /// argument to a parameterized test</param>
        /// <returns>An IEnumerable providing the required data</returns>
        public IEnumerable GetDataFor(ParameterInfo parameter, Test suite)
        {
            ArrayList list = new ArrayList();

            foreach (IDataPointProvider provider in Extensions)
            {
                if (provider is IDataPointProvider2)
                {
                    IDataPointProvider2 provider2 = (IDataPointProvider2)provider;
                    if (provider2.HasDataFor(parameter, suite))
                    {
                        foreach (object o in provider2.GetDataFor(parameter, suite))
                        {
                            list.Add(o);
                        }
                    }
                }
                else if (provider.HasDataFor(parameter))
                {
                    foreach (object o in provider.GetDataFor(parameter))
                    {
                        list.Add(o);
                    }
                }
            }

            return(list);
        }
        public bool HasTestCasesFor(System.Reflection.MethodInfo method)
        {
            if (method.GetParameters().Length == 0)
            {
                return(false);
            }

            foreach (ParameterInfo parameter in method.GetParameters())
            {
                if (!dataPointProvider.HasDataFor(parameter))
                {
                    return(false);
                }
            }

            return(true);
        }
        /// <summary>
        /// Determine whether any data is available for a parameter.
        /// </summary>
        /// <param name="parameter">A ParameterInfo representing one
        /// argument to a parameterized test</param>
        /// <returns>True if any data is available, otherwise false.</returns>
        public bool HasDataFor(ParameterInfo parameter, Test suite)
        {
            foreach (IDataPointProvider provider in Extensions)
            {
                if (provider is IDataPointProvider2)
                {
                    IDataPointProvider2 provider2 = (IDataPointProvider2)provider;
                    if (provider2.HasDataFor(parameter, suite))
                    {
                        return(true);
                    }
                }
                else if (provider.HasDataFor(parameter))
                {
                    return(true);
                }
            }

            return(false);
        }