require 'spec_helper'

describe Book do
  let(:book) { described_class.new(file_name: 'QAZ') }

  describe '#file_url' do
    it 'returns file url' do
      expect(book.file_url).to eq("/system/qa/QAZ")
    end
  end

  describe '#delete_file' do
    before do
      Time.stub(:now).and_return(Time.mktime(1970,1,1))

      book.delete_file
    end

    it 'resets filename' do
      expect(book.reload).to be_nil
    end

    it 'changes file_destroye_at' do
      expect(book.reload).to eq(Time.mktime(1970,1,1))
    end
  end
end