require 'spec_helper'
require 'spec_helper_features'

describe 'Fetch proxy pac', :type => :feature do
  context '/v1/pac' do
    let(:valid_pac_file) do <<-EOS.strip_heredoc.chomp
                           function FindProxyForURL(url, host) {
                             return "DIRECT";
                           }
                           EOS
    end

    let(:compressed_valid_pac_file)  { "function FindProxyForURL(){return\"DIRECT\"}" }

    let(:git_repo) { File.join(working_directory, 'git_repo.git') }

    before :each do
      repo = GitRepository.create(git_repo)
      repo.add_content('file.pac', valid_pac_file)
    end

    before :each do
      config = Class.new do
        include FeduxOrg::Stdlib::Filesystem

        def root_directory
          ::File.expand_path('../../../', __FILE__)
        end

        def local_storage
          ::File.join(working_directory, 'git_repo.git')
        end
      end.new

      LocalPac.config = config
      Capybara.app = LocalPac::App::FileServeController
    end

    it 'finds an existing proxy pac' do
      visit('/file.pac')
      expect(page).to have_content('function FindProxyForURL(){return"DIRECT"}')
    end

    it 'exits with 404 if file does not exist' do
      visit('/does_not_exist.pac')
      expect(page.status_code).to eq(404)
    end

    it 'compresses data for transit if requested' do
      def app
        config = Class.new do
          include FeduxOrg::Stdlib::Filesystem

          def root_directory
            ::File.expand_path('../../../', __FILE__)
          end

          def local_storage
            ::File.join(working_directory, 'git_repo.git')
          end
        end.new

        LocalPac.config = config
        LocalPac::App::FileServeController
      end

      ['deflate','gzip', 'deflate,gzip','gzip,deflate'].each do|compression_method|
        response = get('/file.pac', {}, { 'HTTP_ACCEPT_ENCODING' => compression_method })
        expect(response.headers['Content-Encoding']).to be
      end
    end

    it 'does not compresses data for transit if not requested' do
      def app
        config = Class.new do
          include FeduxOrg::Stdlib::Filesystem

          def root_directory
            ::File.expand_path('../../../', __FILE__)
          end

          def local_storage
            ::File.join(working_directory, 'git_repo.git')
          end
        end.new

        LocalPac.config = config
        LocalPac::App::FileServeController
      end

      ['deflate','gzip', 'deflate,gzip','gzip,deflate'].each do|compression_method|
        response = get('/does_not_exist.pac')
        expect(response.headers['Content-Encoding']).not_to be
      end
    end
  end
end