Executing an equation in C# proven with nUnit.

Program.cs

using System;
using NUnit.Framework;
using System.Data;

namespace RandomTests
{
    [TestFixture]
    public class NumberTests
    {
        public static void Main(string[] args)
        {
        }
        
        [Test]
        public void ComputeTrick()
        {
            var intAnswer = 4 + 4 * 3 - 1 / 3;
            var intResult = Convert.ToInt32(new DataTable().Compute("4 + 4 * 3 - 1 / 3", null));

            var dblAnswer = 4 + 4 * 3 - 1 / 3.0;
            var dblResult = Convert.ToDouble(new DataTable().Compute("4 + 4 * 3 - 1 / 3", null));

            Assert.That(intResult, Is.EqualTo(intAnswer));
            Assert.That(dblResult, Is.EqualTo(dblAnswer));
        }
    }
}