public void Validate_ShouldBeTrue_When_Password_Is_Null()
        {
            var rule = new RepeatPasswordRule(() => null, "Password must be same");

            var isValid = rule.Validate(null);

            Assert.True(isValid);
        }
        public void Validate_ShouldFailValidation_When_Password_Is_Not_Same()
        {
            var rule = new RepeatPasswordRule(() => "test", "Password must be same");

            var isValid = rule.Validate("dope");

            Assert.False(isValid);
        }