Dynamic Unit Testing

using System.Reflection;
using NUnit.Framework;

namespace Business.Test
{
    [TestFixture]
    public class RangeFixture
    {
        private readonly dynamic _range;

        public RangeFixture()
        {
            _range = new DynamicObjectBase(typeof(Range<int>));
        }


        [Test,
        Description("Tests two ranges that don't overlap.")]
        public void OverlapTest([Random(0, 1000, 5)] int firstStart,
                                [Random(1001, 2000, 5)] int firstEnd,
                                [Random(2001, 5000, 5)] int secondStart,
                                [Random(5001, 10000, 5)] int secondEnd)
        {
            var methodInfo = typeof(Range<int>).GetMethod("Overlaps", BindingFlags.NonPublic | BindingFlags.Static);
            var result = methodInfo.Invoke(null, new []
                                        {
                                            new Range<int>(firstStart, firstEnd),
                                            new Range<int>(secondStart, secondEnd)
                                        });
            Assert.False((bool)result);
        }


        [Test,
        Description("Tests two ranges that don't overlap.")]
        public void DynamicOverlapTest([Random(0, 1000, 5)] int firstStart,
                                [Random(1001, 2000, 5)] int firstEnd,
                                [Random(2001, 5000, 5)] int secondStart,
                                [Random(5001, 10000, 5)] int secondEnd)
        {
            Assert.False(_range.Overlaps(new Range<int>(firstStart, firstEnd),
                                         new Range<int>(secondStart, secondEnd)));
        }

    }
}