Review points, specs

app/services/proforma_service/convert_task_to_exercise.rb

@@ -66,8 +66,12 @@ module ProformaService
     end
 
     def file_type(extension)
-      FileType.find_by(file_extension: extension) ||
-        FileType.create(file_extension: extension, name: extension[1..-1], user: @user, indent_size: 4, editor_mode: 'ace/mode/plain_text')
+      FileType.find_or_create_by(file_extension: extension) do |file_type|
+        file_type.name = extension[1..-1]
+        file_type.user = @user
+        file_type.indent_size = 4
+        file_type.editor_mode = 'ace/mode/plain_text'
+      end
     end
   end
 end

config/locales/en.yml

@@ -344,7 +344,7 @@ en:
     import_codeharbor:
       import_errors:
         invalid: Invalid exercise
-        internal_error: An internal error occurred on Codeocean while importing the exercise.
+        internal_error: An internal error occurred on CodeOcean while importing the exercise.
     export_codeharbor:
       label: Export to Codeharbor
       dialogtitle: Export to Codeharbor

spec/services/proforma_service/convert_task_to_exercise_spec.rb

@@ -69,7 +69,7 @@ describe ProformaService::ConvertTaskToExercise do
         Proforma::TaskFile.new(
           id: 'id',
           content: content,
-          filename: "#{path}filename.txt",
+          filename: filename,
           used_by_grader: 'used_by_grader',
           visible: 'yes',
           usage_by_lms: usage_by_lms,
@@ -78,6 +78,7 @@ describe ProformaService::ConvertTaskToExercise do
           mimetype: mimetype
         )
       end
+      let(:filename) { "#{path}filename.txt" }
       let(:usage_by_lms) { 'display' }
       let(:mimetype) { 'mimetype' }
       let(:binary) { false }
@@ -148,6 +149,18 @@ describe ProformaService::ConvertTaskToExercise do
           expect(convert_to_exercise_service.files).to be_empty
         end
       end
+
+      context 'when file has an unkown file_type' do
+        let(:filename) { 'unknown_file_type.asdf' }
+
+        it 'creates a new Exercise on save' do
+          expect { convert_to_exercise_service.save! }.to change(Exercise, :count).by(1)
+        end
+
+        it 'creates the missing FileType on save' do
+          expect { convert_to_exercise_service.save! }.to change(FileType, :count).by(1)
+        end
+      end
     end
 
     context 'when task has a model-solution' do