add default values to meta_data

fix specs

app/services/proforma_service/convert_task_to_exercise.rb

@@ -21,11 +21,11 @@ module ProformaService
         user: @user,
         title: @task.title,
         description: @task.description,
-        public: string_to_bool(@task.meta_data[:CodeOcean]&.dig(:public)),
-        hide_file_tree: string_to_bool(@task.meta_data[:CodeOcean]&.dig(:hide_file_tree)),
-        allow_file_creation: string_to_bool(@task.meta_data[:CodeOcean]&.dig(:allow_file_creation)),
-        allow_auto_completion: string_to_bool(@task.meta_data[:CodeOcean]&.dig(:allow_auto_completion)),
-        expected_difficulty: @task.meta_data[:CodeOcean]&.dig(:expected_difficulty),
+        public: string_to_bool(@task.meta_data[:CodeOcean]&.dig(:public)) || false,
+        hide_file_tree: string_to_bool(@task.meta_data[:CodeOcean]&.dig(:hide_file_tree)) || false,
+        allow_file_creation: string_to_bool(@task.meta_data[:CodeOcean]&.dig(:allow_file_creation)) || false,
+        allow_auto_completion: string_to_bool(@task.meta_data[:CodeOcean]&.dig(:allow_auto_completion)) || false,
+        expected_difficulty: @task.meta_data[:CodeOcean]&.dig(:expected_difficulty) || 1,
         execution_environment_id: execution_environment_id,
 
         files: files

spec/services/proforma_service/convert_task_to_exercise_spec.rb

@@ -49,6 +49,34 @@ describe ProformaService::ConvertTaskToExercise do
     let(:model_solutions) { [] }
     let(:exercise) { nil }
 
+    let(:meta_data) { {} }
+    let(:public) { 'true' }
+    let(:hide_file_tree) { 'true' }
+    let(:allow_file_creation) { 'true' }
+    let(:allow_auto_completion) { 'true' }
+    let(:expected_difficulty) { 7 }
+    let!(:execution_environment) { create(:java) }
+
+    it 'creates an exercise with the correct attributes' do
+      expect(convert_to_exercise_service).to have_attributes(
+        title: 'title',
+        description: 'description',
+        uuid: be_blank,
+        unpublished: true,
+        user: user,
+        files: be_empty,
+        public: false,
+        hide_file_tree: false,
+        allow_file_creation: false,
+        allow_auto_completion: false,
+        expected_difficulty: 1,
+        execution_environment_id: nil
+      )
+    end
+
+    it { is_expected.to be_valid }
+
+    context 'when meta_data is set' do
       let(:meta_data) do
         {
           CodeOcean: {
@@ -62,12 +90,6 @@ describe ProformaService::ConvertTaskToExercise do
           },
         }
       end
-    let(:public) { 'true' }
-    let(:hide_file_tree) { 'true' }
-    let(:allow_file_creation) { 'true' }
-    let(:allow_auto_completion) { 'true' }
-    let(:expected_difficulty) { 7 }
-    let!(:execution_environment) { create(:java) }
       let(:files_meta_data) { {} }
 
       it 'creates an exercise with the correct attributes' do
@@ -86,6 +108,7 @@ describe ProformaService::ConvertTaskToExercise do
           execution_environment_id: execution_environment.id
         )
       end
+    end
 
     context 'when execution environment is not set in meta_data' do
       let(:execution_environment) { nil }
@@ -135,6 +158,13 @@ describe ProformaService::ConvertTaskToExercise do
       end
 
       context 'when file is a main_file' do
+        let(:meta_data) do
+          {
+            CodeOcean: {
+              files: files_meta_data,
+            },
+          }
+        end
         let(:files_meta_data) { {"CO-#{file.id}".to_sym => {role: 'main_file'}} }
 
         it 'creates an exercise with a file that has the correct attributes' do
@@ -309,6 +339,13 @@ describe ProformaService::ConvertTaskToExercise do
       end
 
       context 'when test file is a teacher_defined_linter' do
+        let(:meta_data) do
+          {
+            CodeOcean: {
+              files: files_meta_data,
+            },
+          }
+        end
         let(:files_meta_data) { {"CO-#{test_file.id}".to_sym => {role: 'teacher_defined_linter'}} }
 
         it 'creates an exercise with a test' do
@@ -365,8 +402,8 @@ describe ProformaService::ConvertTaskToExercise do
         convert_to_exercise_service.save
         expect(exercise.reload).to have_attributes(
           id: exercise.id,
-          title: task.title,
-          description: task.description,
+          title: exercise.title,
+          description: exercise.description,
           execution_environment: exercise.execution_environment,
           uuid: exercise.uuid,
           user: exercise.user,

spec/services/proforma_service/import_spec.rb

@@ -29,6 +29,10 @@ describe ProformaService::Import do
         instructions: 'instruction',
         execution_environment: execution_environment,
         files: files + tests,
+        hide_file_tree:  true,
+        allow_file_creation: false,
+        allow_auto_completion: true,
+        expected_difficulty: 7,
         uuid: uuid,
         user: user)
     end