spec_business_book_creator_spec.rb

require 'rails_helper'

describe BookCreator do
  context 'create a book by isbn' do
    before do
      VCR.use_cassette('search-isbn') do
        book
      end
    end

    let :book do
      BookCreator.create_by_isbn('9781118084786')
    end

    it 'should be a book' do
      expect(book).to be_a Book
    end

    it 'should be persisted' do
      expect(book).to be_persisted
    end

    it 'set correct isbn' do
      expect(book.isbn).to eq '9781118084786'
    end

    it 'set correct title' do
      expect(book.title).to eq 'Ruby on Rails For Dummies'
    end

    it 'set correct authors' do
      expect(book.authors).to eq 'Barry Burd'
    end

    it 'set correct year' do
      expect(book.year_published).to eq 2011
    end
  end
end