Refactor show_helper in request scaffold generators

Author: PedroAugustoRamalhoDuarte

lib/generators/rspec/scaffold/scaffold_generator.rb

@@ -127,6 +127,10 @@ def template_file(folder:, suffix: '')
       def banner
         self.class.banner
       end
+
+      def show_helper(resource_name = file_name)
+        "#{singular_route_name}_url(#{resource_name})"
+      end
     end
   end
 end

lib/generators/rspec/scaffold/templates/api_request_spec.rb

@@ -46,7 +46,7 @@
   describe "GET /show" do
     it "renders a successful response" do
       <%= file_name %> = <%= class_name %>.create! valid_attributes
-      get <%= show_helper.tr('@', '') %>, as: :json
+      get <%= show_helper %>, as: :json
       expect(response).to be_successful
     end
   end
@@ -93,15 +93,15 @@
 
       it "updates the requested <%= ns_file_name %>" do
         <%= file_name %> = <%= class_name %>.create! valid_attributes
-        patch <%= show_helper.tr('@', '') %>,
+        patch <%= show_helper %>,
               params: { <%= singular_table_name %>: new_attributes }, headers: valid_headers, as: :json
         <%= file_name %>.reload
         skip("Add assertions for updated state")
       end
 
       it "renders a JSON response with the <%= ns_file_name %>" do
         <%= file_name %> = <%= class_name %>.create! valid_attributes
-        patch <%= show_helper.tr('@', '') %>,
+        patch <%= show_helper %>,
               params: { <%= singular_table_name %>: new_attributes }, headers: valid_headers, as: :json
         expect(response).to have_http_status(:ok)
         expect(response.content_type).to match(a_string_including("application/json"))
@@ -111,7 +111,7 @@
     context "with invalid parameters" do
       it "renders a JSON response with errors for the <%= ns_file_name %>" do
         <%= file_name %> = <%= class_name %>.create! valid_attributes
-        patch <%= show_helper.tr('@', '') %>,
+        patch <%= show_helper %>,
               params: { <%= singular_table_name %>: invalid_attributes }, headers: valid_headers, as: :json
         expect(response).to have_http_status(:unprocessable_entity)
         expect(response.content_type).to match(a_string_including("application/json"))
@@ -123,7 +123,7 @@
     it "destroys the requested <%= ns_file_name %>" do
       <%= file_name %> = <%= class_name %>.create! valid_attributes
       expect {
-        delete <%= show_helper.tr('@', '') %>, headers: valid_headers, as: :json
+        delete <%= show_helper %>, headers: valid_headers, as: :json
       }.to change(<%= class_name %>, :count).by(-1)
     end
   end

lib/generators/rspec/scaffold/templates/request_spec.rb

@@ -41,7 +41,7 @@
   describe "GET /show" do
     it "renders a successful response" do
       <%= file_name %> = <%= class_name %>.create! valid_attributes
-      get <%= show_helper.tr('@', '') %>
+      get <%= show_helper %>
       expect(response).to be_successful
     end
   end
@@ -71,7 +71,7 @@
 
       it "redirects to the created <%= ns_file_name %>" do
         post <%= index_helper %>_url, params: { <%= ns_file_name %>: valid_attributes }
-        expect(response).to redirect_to(<%= show_helper.gsub("\@#{file_name}", class_name+".last") %>)
+        expect(response).to redirect_to(<%= show_helper(class_name+".last") %>)
       end
     end
 
@@ -97,14 +97,14 @@
 
       it "updates the requested <%= ns_file_name %>" do
         <%= file_name %> = <%= class_name %>.create! valid_attributes
-        patch <%= show_helper.tr('@', '') %>, params: { <%= singular_table_name %>: new_attributes }
+        patch <%= show_helper %>, params: { <%= singular_table_name %>: new_attributes }
         <%= file_name %>.reload
         skip("Add assertions for updated state")
       end
 
       it "redirects to the <%= ns_file_name %>" do
         <%= file_name %> = <%= class_name %>.create! valid_attributes
-        patch <%= show_helper.tr('@', '') %>, params: { <%= singular_table_name %>: new_attributes }
+        patch <%= show_helper %>, params: { <%= singular_table_name %>: new_attributes }
         <%= file_name %>.reload
         expect(response).to redirect_to(<%= singular_table_name %>_url(<%= file_name %>))
       end
@@ -113,7 +113,7 @@
     context "with invalid parameters" do
       it "renders a successful response (i.e. to display the 'edit' template)" do
         <%= file_name %> = <%= class_name %>.create! valid_attributes
-        patch <%= show_helper.tr('@', '') %>, params: { <%= singular_table_name %>: invalid_attributes }
+        patch <%= show_helper %>, params: { <%= singular_table_name %>: invalid_attributes }
         expect(response).to be_successful
       end
     end
@@ -123,13 +123,13 @@
     it "destroys the requested <%= ns_file_name %>" do
       <%= file_name %> = <%= class_name %>.create! valid_attributes
       expect {
-        delete <%= show_helper.tr('@', '') %>
+        delete <%= show_helper %>
       }.to change(<%= class_name %>, :count).by(-1)
     end
 
     it "redirects to the <%= table_name %> list" do
       <%= file_name %> = <%= class_name %>.create! valid_attributes
-      delete <%= show_helper.tr('@', '') %>
+      delete <%= show_helper %>
       expect(response).to redirect_to(<%= index_helper %>_url)
     end
   end

spec/generators/rspec/scaffold/scaffold_generator_spec.rb

@@ -104,7 +104,7 @@
     before  { run_generator %w[admin/posts] }
     it { is_expected.to exist }
     it { is_expected.to contain(/^RSpec.describe "\/admin\/posts", #{type_metatag(:request)}/) }
-    it { is_expected.to contain('admin_post_url(admin_post)') }
+    it { is_expected.to contain('admin_post_url(post)') }
     it { is_expected.to contain('Admin::Post.create') }
   end