Recovering old Visualization::Member methods and fixing more tests

Makefile

@@ -141,7 +141,6 @@ WORKING_SPECS_4 = \
 	services/sql-api/spec/sql_api_spec.rb \
 	spec/requests/admin/organizations_controller_spec.rb \
 	spec/requests/admin/visualizations_spec.rb \
-	spec/requests/api/json/visualizations_controller_spec.rb \
 	spec/requests/carto/api/visualizations_controller_spec.rb \
 	spec/requests/carto/api/tables_controller_spec.rb \
 	spec/queries/carto/visualization_query_builder_spec.rb \

app/models/visualization/member.rb

@@ -589,6 +589,31 @@ module CartoDB
         end
       end
 
+      # @param user_id String UUID of the actor that likes the visualization
+      # @throws AlreadyLikedError
+      def add_like_from(user_id)
+        Like.create(actor: user_id, subject: id)
+        reload_likes
+        self
+      rescue Sequel::DatabaseError => exception
+        if exception.message =~ /duplicate key/i
+          raise AlreadyLikedError
+        else
+          raise exception
+        end
+      end
+
+      def remove_like_from(user_id)
+        item = likes.select { |like| like.actor == user_id }
+        item.first.destroy unless item.first.nil?
+        reload_likes
+        self
+      end
+
+      def liked_by?(user_id)
+        !(likes.select { |like| like.actor == user_id }.first.nil?)
+      end
+
       # @param viewer_user ::User
       def qualified_name(viewer_user=nil)
         if viewer_user.nil? || is_owner?(viewer_user)

spec/requests/api/visualizations_spec.rb

@@ -4,7 +4,6 @@ require 'rack/test'
 require 'json'
 require 'uri'
 require_relative '../../spec_helper'
-require_relative '../../../app/controllers/api/json/visualizations_controller'
 require_relative '../../../services/data-repository/backend/sequel'
 require 'helpers/unique_names_helper'
 
@@ -12,7 +11,7 @@ require 'helpers/unique_names_helper'
 # add the specs to ./spec/requests/api/json/visualizations_controller_shared_examples.rb instead.
 # You can then run it with ./spec/requests/api/json/visualizations_controller_specs.rb and
 # ./spec/requests/carto/api/visualizations_controller_specs.rb.
-describe Api::Json::VisualizationsController do
+describe Carto::Api::VisualizationsController do
   include UniqueNamesHelper
   include Rack::Test::Methods
   include DataRepository