'use strict'

const moment = require('moment')

const chai = require('chai')

const expect = chai.expect

const dirtyChai = require('dirty-chai')

chai.use(dirtyChai)

chai.should()

const TokenService = require('../../lib/models/token-service')

describe('TokenService', () => {

describe('constructor()', () => {

it('should init with an empty tokens store', () => {

let service = new TokenService()

expect(service.tokens).to.exist()

})

})

describe('generate()', () => {

it('should generate a new token and return a token key', () => {

let service = new TokenService()

let token = service.generate()

let value = service.tokens[token]

expect(token).to.exist()

expect(value).to.have.property('exp')

})

})

describe('verify()', () => {

it('should return false for expired tokens', () => {

let service = new TokenService()

let token = service.generate()

service.tokens[token].exp = moment().subtract(40, 'minutes')

expect(service.verify(token)).to.be.false()

})

it('should return false for non-existent tokens', () => {

let service = new TokenService()

let token = 'invalid token 123'

expect(service.verify(token)).to.be.false()

})

it('should return the token value if token not expired', () => {

let service = new TokenService()

let token = service.generate()

expect(service.verify(token)).to.be.ok()

})

})

describe('remove()', () => {

it('should remove a generated token from the service', () => {

let service = new TokenService()

let token = service.generate()

service.remove(token)

expect(service.tokens[token]).to.not.exist()

})

})

})