import * as m from "./Model";
 import * as r from "./render";

 describe("Model", () => {
   test("base behavior", () => {

     const Foo = class extends m.Item {
       get tax() {
         return 1;
       }
     };
 
     expect(new Foo(1).subtotal).toEqual(2);
     expect(new Foo(2).subtotal).toEqual(3);
   });
 

   test("taxes", () => {

     expect(Math.floor(new m.NonFood(1).tax * 10000)).toEqual(825);
     expect(Math.floor(new m.AlcoholicBeverage(1).tax * 100)).toEqual(25);
     expect(Math.floor(new m.NormalFood(1).tax)).toEqual(0);

   });

 });