Preload enterprise logos and promo images for shops page

app/services/shops_list_service.rb

@@ -19,5 +19,7 @@ class ShopsListService
       .includes(address: [:state, :country])
       .includes(:properties)
       .includes(supplied_products: :properties)
+      .with_attached_promo_image
+      .with_attached_logo
   end
 end

spec/services/shops_list_service_spec.rb

@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+
+RSpec.describe ShopsListService do
+  subject { described_class.new }
+  before do
+    create_list :enterprise, 3, :with_logo_image, :with_promo_image
+    create_list :distributor_enterprise, 3,
+                :with_logo_image,
+                :with_promo_image,
+                with_payment_and_shipping: true
+  end
+
+  let(:shop) { subject.open_shops.first }
+
+  describe "#open_shops" do
+    it "preloads promo images" do
+      expect(shop.association(:promo_image_attachment).loaded?).to be true
+      expect(shop.promo_image.association(:blob).loaded?).to be true
+    end
+
+    it "preloads logos" do
+      expect(shop.association(:logo_attachment).loaded?).to be true
+      expect(shop.logo.association(:blob).loaded?).to be true
+    end
+  end
+
+  describe "#closed_shops" do
+    let(:shop) { subject.closed_shops.first }
+
+    it "preloads promo images" do
+      expect(shop.association(:promo_image_attachment).loaded?).to be true
+      expect(shop.promo_image.association(:blob).loaded?).to be true
+    end
+
+    it "preloads logos" do
+      expect(shop.association(:logo_attachment).loaded?).to be true
+      expect(shop.logo.association(:blob).loaded?).to be true
+    end
+  end
+end