Add basic spec

engines/dfc_provider/spec/controllers/dfc_provider/api/products_controller_spec.rb

@@ -0,0 +1,34 @@
+require 'spec_helper'
+
+describe DfcProvider::Api::ProductsController, type: :controller do
+  render_views
+
+  let(:enterprise) { create(:distributor_enterprise) }
+  let(:product) do
+    create(:simple_product, supplier: enterprise )
+  end
+  let!(:visible_inventory_item) do
+    create(:inventory_item,
+           enterprise: enterprise,
+           variant: product.variants.first,
+           visible: true)
+  end
+
+  describe('.index') do
+    before do
+      allow(controller)
+        .to receive(:spree_current_user) { enterprise.owner }
+
+      get :index, enterprise_id: enterprise.id
+    end
+
+    it 'is successful' do
+      expect(response.status).to eq 200
+    end
+
+    it 'renders the related product' do
+      expect(response.body)
+        .to include("\"DFC:description\":\"#{product.variants.first.name}\"")
+    end
+  end
+end

engines/dfc_provider/spec/spec_helper.rb

@@ -0,0 +1,3 @@
+require "../../spec/spec_helper.rb"
+
+Dir["#{File.dirname(__FILE__)}/support/**/*.rb"].each { |f| require f }