lib/calabash-cucumber/connection_helpers.rb in calabash-cucumber-0.16.4 vs lib/calabash-cucumber/connection_helpers.rb in calabash-cucumber-0.17.0

@@ -1,10 +1,12 @@
 require 'calabash-cucumber/connection'
 
 module Calabash
   module Cucumber
 
+    class ResponseError < RuntimeError ; end
+
     # @!visibility private
     module ConnectionHelpers
 
       # @!visibility private
       def http(*args)
@@ -14,8 +16,55 @@
       # @!visibility private
       def connection
         Calabash::Cucumber::Connection.instance
       end
 
+      # @!visibility private
+      def response_body_to_hash(body)
+        if body.nil? || body == ""
+          raise ResponseError,
+            "Server replied with an empty response.  Your app has probably crashed"
+        end
+
+        begin
+          hash = JSON.parse(body)
+        rescue TypeError, JSON::ParserError => e
+          raise ResponseError,
+%Q{Could not parse server response '#{body}':
+
+#{e}
+
+This usually means your app has crashed.
+}
+        end
+
+        outcome = hash['outcome']
+
+        case outcome
+          when 'FAILURE'
+            reason = hash['reason']
+            if reason.nil? || reason.empty?
+              hash['reason'] = 'Server provided no reason.'
+            end
+
+            details = hash['details']
+            if details.nil? || details.empty?
+              hash['details'] = 'Server provided no details.'
+            end
+
+          when 'SUCCESS'
+            if !hash.has_key?('results')
+              raise ResponseError,
+%Q{Server responded with '#{outcome}'
+but response #{hash} does not contain 'results' key
+}
+            end
+          else
+            raise ResponseError,
+%Q{Server responded with an invalid outcome: '#{hash["outcome"]}'}
+        end
+        hash
+      end
+
     end
   end
-end
\ No newline at end of file
+end