Parsing Latitude and Longitude Information

using System;
using System.Reflection;
using Geospatial;
using NUnit.Framework;

namespace UnitTests
{
    public static class Program
    {
        static void Main(string[] args)
        {
            while (true)
            {
                Console.Clear();
                Console.WriteLine("Type 'exit' to finish or 'tests' to run the unit tests.\n");
                Console.Write("Coordinate: ");

                string input = Console.ReadLine();
                switch (input.ToUpperInvariant())
                {
                    case "EXIT":
                        return;
                    case "TESTS":
                        RunTests();
                        break;
                    default:
                        Location location;
                        if (!Location.TryParse(input, out location))
                        {
                            Console.WriteLine("Invalid input.");
                        }
                        else
                        {
                            Console.WriteLine("{0:DMS1}\n", location);
                        }
                        break;
                }

                Console.Write("\nPress any key to continue...");
                Console.ReadKey();
            }
        }

        private static void RunTests()
        {
            int totalPassed = 0;
            int totalFailed = 0;
            foreach (var type in Assembly.GetAssembly(typeof(Program)).GetTypes())
            {
                if (type.GetCustomAttributes(typeof(TestFixtureAttribute), false).Length != 0)
                {
                    Console.WriteLine(type.Name);

                    int passed = 0;
                    int failed = 0;
                    RunTests(type, ref passed, ref failed);

                    totalPassed += passed;
                    totalFailed += failed;
                }
            }

            Console.WriteLine("\nTotal number of tests ran:{0} (Failed:{1})\n", totalPassed + totalFailed, totalFailed);
        }

        private static void RunTests(Type type, ref int passed, ref int failed)
        {
            object instance = Activator.CreateInstance(type);
            foreach (var method in type.GetMethods())
            {
                if (method.GetCustomAttributes(typeof(TestAttribute), false).Length != 0)
                {
                    Console.Write("\t{0}...", method.Name);
                    try
                    {
                        method.Invoke(instance, null);
                        Console.WriteLine("passed.");
                        passed++;
                    }
                    catch (TargetInvocationException ex)
                    {
                        Console.WriteLine("FAILED ({0})", ex.InnerException.Message);
                        failed++;
                    }
                }
            }
            Console.WriteLine("Passed:{0} Failed:{1}\n", passed, failed);
        }
    }
}