override speakers method in conference_type

decidim-conferences/lib/decidim/api/conference_type.rb

@@ -45,6 +45,10 @@ def hero_image
       def banner_image
         object.attached_uploader(:banner_image).path
       end
+
+      def speakers
+        object.speakers.published
+      end
     end
   end
 end

decidim-conferences/lib/decidim/conferences/seeds.rb

@@ -84,6 +84,7 @@ def call
               end,
               twitter_handle: ::Faker::Twitter.unique.screen_name,
               personal_url: ::Faker::Internet.url,
+              published_at: Time.current,
               conference:
             )
           end

decidim-conferences/spec/types/conference_type_spec.rb

@@ -11,6 +11,8 @@ module Conferences
       include_context "with a graphql class type"
 
       let(:model) { create(:conference) }
+      let!(:published_speaker) { create(:conference_speaker, :published, conference: model) }
+      let!(:unpublished_speaker) { create(:conference_speaker, conference: model) }
 
       include_examples "attachable interface"
       include_examples "categories container interface"
@@ -190,6 +192,14 @@ module Conferences
           expect(response["registrationTerms"]["translation"]).to eq(model.registration_terms["en"])
         end
       end
+
+      describe "speakers" do
+        let(:query) { " { speakers { fullName } } " }
+
+        it "returns the list of published speakers" do
+          expect(response["speakers"].count).to eq(1)
+        end
+      end
     end
   end
 end