Module: Calabash::Cucumber::HTTPHelpers

Included in:
Connection, IPad::Emulation
Defined in:
lib/calabash-cucumber/http_helpers.rb

Constant Summary collapse

CAL_HTTP_RETRY_COUNT = 
3
RETRYABLE_ERRORS = 
[HTTPClient::TimeoutError,
HTTPClient::KeepAliveDisconnected,
Errno::ECONNREFUSED, Errno::ECONNRESET, Errno::ECONNABORTED,
Errno::ETIMEDOUT]

Instance Method Summary collapse

Instance Method Details

#http(options, data = nil) ⇒ Object 



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# File 'lib/calabash-cucumber/http_helpers.rb', line 14

def http(options, data=nil)
  options[:uri] = url_for(options[:path])
  options[:method] = options[:method] || :get
  if data
    if options[:raw]
      options[:body] = data
    else
      options[:body] = data.to_json
    end
  end
  res = make_http_request(options)
  res.force_encoding("UTF-8") if res.respond_to?(:force_encoding)
  res
end

#init_request(options = {}) ⇒ Object 



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# File 'lib/calabash-cucumber/http_helpers.rb', line 85

def init_request(options={})
  http = HTTPClient.new
  http.connect_timeout = 30
  http.send_timeout = 120
  http.receive_timeout = 120
  if options[:debug] || (ENV['DEBUG_HTTP'] == '1' && options[:debug] != false)
    http.debug_dev = $stdout
  end
  http
end

#make_http_request(options) ⇒ Object 



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# File 'lib/calabash-cucumber/http_helpers.rb', line 42

def make_http_request(options)
  retryable_errors = options[:retryable_errors] || RETRYABLE_ERRORS
  CAL_HTTP_RETRY_COUNT.times do |count|
    previous_debug_dev = nil
    begin
      if not @http
        @http = init_request(options)
      end

      response = if options[:method] == :post
        @http.post(options[:uri], options[:body])
      else
        @http.get(options[:uri], options[:body])
      end

      raise Errno::ECONNREFUSED if response.status_code == 502

      return response.body
    rescue Exception => e

      if retryable_errors.include?(e) || retryable_errors.any? { |c| e.is_a?(c) }

        if count < CAL_HTTP_RETRY_COUNT-1
          if e.is_a?(HTTPClient::TimeoutError)
            sleep(3)
          else
            sleep(0.5)
          end
          @http.reset_all
          @http=nil
          STDOUT.write "Retrying.. #{e.class}: (#{e})\n"
          STDOUT.flush
        else
          puts "Failing... #{e.class}"
          raise e
        end
      else
        raise e
      end
    end
  end
end

#url_for(verb) ⇒ Object 



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# File 'lib/calabash-cucumber/http_helpers.rb', line 30

def url_for(verb)
  url = URI.parse(ENV['DEVICE_ENDPOINT']|| "http://localhost:37265")
  path = url.path
  if path.end_with? "/"
    path = "#{path}#{verb}"
  else
    path = "#{path}/#{verb}"
  end
  url.path = path
  url
end