public void ShouldGeneratePersonOver18()
        {
            for (int x = 0; x < 100000; ++x)
            {
                TestPerson.GenerateBirthDate(true);

                Assert.That(TestPerson.Age, Is.AtLeast(18));
            }
        }
        public void ShouldGenerateCorrectPIN()
        {
            for (int x = 0; x < 100000; ++x)
            {
                TestPerson.GenerateGender();
                TestPerson.GenerateBirthDate(false);
                TestPerson.GenerateSocialSecurityNumber();

                Assert.That(FixPINformat(TestPerson.SocialSecurityNumber), Is.True);
                Assert.That(CheckPIN(TestPerson.SocialSecurityNumber), Is.True);
            }
        }