import expect from 'expect';

import Coupon from './extend';

import { FlashCoupon } from './flash';

describe('coupon', () => {

it('should have rewards for users', () => {

const coupon = new Coupon(10);

const user = {

rewardsEligible: true,

active: true,

};

expect(coupon.price).toEqual(10);

coupon.getRewards(user);

expect(coupon.price).toEqual(9);

});

it('should not reward ineligible users', () => {

const coupon = new Coupon(10);

const user = {

rewardsEligible: true,

active: false,

};

expect(coupon.price).toEqual(10);

coupon.getRewards(user);

expect(coupon.price).toEqual(10);

});

});

describe('flash coupon', () => {

it('should call parent constructor', () => {

const flash = new FlashCoupon(5);

expect(flash.price).toEqual(5);

});

it('should inherit methods', () => {

const flash = new FlashCoupon(5);

expect(flash.getPriceText()).toEqual('$ 5');

});

it('should override parent methods', () => {

const flash = new FlashCoupon(5);

const message = 'This is a flash offer and expires in two hours.';

expect(flash.getExpirationMessage()).toEqual(message);

});

it('should call parent methods for user authentication', () => {

const flash = new FlashCoupon(100);

const user = {

rewardsEligible: true,

active: true,

};

flash.getRewards(user);

expect(flash.price).toEqual(80);

});

it('should not give rewards to inactive user', () => {

const flash = new FlashCoupon(100);

const user = {

rewardsEligible: true,

active: false,

};

flash.getRewards(user);

expect(flash.price).toEqual(100);

});

it('should not give rewards to user when price is too low', () => {

const flash = new FlashCoupon(10);

const user = {

rewardsEligible: true,

active: true,

};

flash.getRewards(user);

expect(flash.price).toEqual(10);

});

});