/*

  Validate Bogus NuGet package is producing valid SSN values.

*/

using System;

using System.Text.RegularExpressions;

using System.Linq;

using BEU = Bogus.Extensions.UnitedStates.ExtensionsForUnitedStates;

public class Program

{

    public static void Main()

    {

        StandardSocialSecurityNumber();

    }

    public static void StandardSocialSecurityNumber()

    {

​

        var list = Enumerable.Range(1, 20).Select(x => BEU.Ssn(new Bogus.Person()));

​

        foreach (var ssn in list)

        {

            Console.WriteLine($"{ssn} is valid? {Helpers.IsValidSocialSecurityNumber(ssn).ToYesNo()}");

        }

    }   

}

​

internal static class Helpers

{

    public static bool IsValidSocialSecurityNumber(string value) =>

        Regex.IsMatch(value.Replace("-", ""),

            @"^(?!\b(\d)\1+\b)(?!123456789|219099999|078051120)(?!666|000|9\d{2})\d{3}(?!00)\d{2}(?!0{4})\d{4}$");

​

}

internal static class GeneralExtensions

{

    public static string ToYesNo(this bool value) => value ? "Yes" : "No";

}