Cucumber step for testing if a cookie is set correctly

Check Cookie Cucumber Step

Then /^the "([^"]*)" cookie should be set to "([^"]*)"$/ do |key, value|
  cookies = {}
  response.header['Set-Cookie'].each do |cookie| 
    CGI::Cookie::parse(cookie).each { |k,v| cookies[k] = v.first }
  end

  cookies[key].should == value
end