lib/data_maker/cn/nin.rb in data_maker-2.5.2 vs lib/data_maker/cn/nin.rb in data_maker-2.5.3

@@ -19,18 +19,23 @@
         end
 
         private
 
         def national_id_number
-          birthdate = rand(1920..1998).to_s + rand(1..12).to_s.rjust(2, '0') + rand(1..30).to_s.rjust(2, '0')
-          base_number = rand(10 ** 6).to_s.rjust(6, '0') + birthdate + rand(10 ** 3).to_s.rjust(3, '0')
+          birthdate = time_rand
+          birthdate_string = birthdate.year.to_s + birthdate.month.to_s.rjust(2, '0') + birthdate.day.to_s.rjust(2, '0')
+          base_number = rand(10 ** 6).to_s.rjust(6, '0') + birthdate_string + rand(10 ** 3).to_s.rjust(3, '0')
           weights = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2]
           summod = [1, 0, "X", 9, 8, 7, 6, 5, 4, 3, 2]
           checksum = 0
           weights.each_with_index do |weight, i|
             checksum += (weight * base_number[i].to_i)
           end
           base_number + summod[(checksum % 11)].to_s
+        end
+
+        def time_rand from = 0.0, to = Time.new(1998)
+          Time.at(from + rand * (to.to_f - from.to_f))
         end
       end
     end
   end
 end