Initial commit

spec/support/api_response_helper.rb

@@ -0,0 +1,62 @@
+module ApiResponseHelper
+  class ApiResponseServiceException < Exception; end
+
+  class ApiResponseService
+    RESPONSES_FILE_PATH = Rails.root.join("spec/fixtures/responses/responses.json")
+    @@responses_hash = nil
+
+    def self.response_body(object, key)
+      response_part(object, key, :body).to_json
+    end
+
+    def self.response_headers(object, key)
+      response_part(object, key, :headers)
+    end
+
+    private
+
+    def self.responses
+      unless @@responses_hash.present?
+        fd = File.open(RESPONSES_FILE_PATH, 'r')
+        @@responses_hash = HashWithIndifferentAccess.new(JSON.parse(fd.read))
+      end
+      @@responses_hash
+    end
+
+    def self.object_to_key(object)
+      class_name = case object.class.to_s
+      when "String"
+        object
+      when "Class"
+        object.name
+      else
+        object.class.name
+      end
+      class_name
+    end
+
+    def self.response_part(object, key, part = :body)
+      object_key = object_to_key(object)
+      raise ApiResponseServiceException.new("No #{object_key} in fixtures") unless responses.has_key?(object_key)
+      raise ApiResponseServiceException.new("No #{object_key}/#{key} in fixtures") unless responses[object_key].has_key?(key)
+      responses[object_key][key.to_s][part]
+    end
+  end
+
+
+  def api_response_fixture_body(object, key)
+    ApiResponseService.response_body(object.to_s, key)
+  end
+
+  def api_response_fixture_headers(object, key)
+    ApiResponseService.response_headers(object.to_s, key)
+  end
+
+  def api_response_fixture(object, key)
+    {body: api_response_fixture_body(object, key), headers: api_response_fixture_headers(object, key)}
+  end
+end
+
+RSpec.configure do |config|
+  config.include ApiResponseHelper
+end