Solution to https://github.com/bblimke/webmock/issues/642

fixing_webmock_bug.rb

require 'webmock/rspec'
require 'rack'
require 'robots'

require 'webrick/httpstatus' # picked this one b/c it's in the stdlib
rack_response_filename = $LOADED_FEATURES.find { |filename| filename =~ /rack_response/ }
eval File.read(rack_response_filename).sub(/status$/, "[status, WEBrick::HTTPStatus.reason_phrase(status)]")

RSpec.describe Robots do
  specify "StringIO#status contains the reason phrase" do
    app = lambda { |env| [200, {'Conten-Type' => 'text/plain'}, ["User-Agent: *#$/Disallow: /"]] }
    stub_request(:get, "http://example.com/robots.txt").to_rack(app)
    response = described_class.get_robots_txt("http://example.com/", 'Ruby')
    expect(response.status).to eq ['200', 'OK']
  end
end