getBookInformation.spec.ts

describe('Integration | Controller | Book information', () => {
  let app: Express
  let fakeDependencies: Dependencies

  beforeEach(() => {
    fakeDependencies = {
        bookInformation: sinon.stub()
    }
    app              = express()
    bookstoreRoutes(app, fakeDependencies)
  })

  it('GET /books/:id succès', done => {
    fakeDependencies.bookInformation.resolves(new BookDetails('title', true))

    supertest
      .agent(app)
      .get('/books/bookId')
      .expect(200)
      .then(res => {
         expect(fakeDependencies.bookInformation).to.have.been.calledOnceWith('bookId')
         expect(res.body).to.be.deep.equal({ title: 'title', is_available: true })
         done()
      })
  })

  it('GET /books/:id échec', done => {
    fakeDependencies.bookInformation.rejects('Book not found')

    supertest
      .agent(app)
      .get('/books/unknownBookId')
      .expect(404)
      .then(res => {
        expect(res.body).to.be.equal('Book not found')
        done()
        })
  })
})