specs for services

spec/factories/code_ocean/file.rb

@@ -10,6 +10,24 @@ module CodeOcean
       name { SecureRandom.hex }
       read_only { false }
       role { 'main_file' }
+
+      trait(:image) do
+        association :file_type, factory: :dot_png
+        name { 'poster' }
+        native_file { Rack::Test::UploadedFile.new(Rails.root.join('db', 'seeds', 'audio_video', 'poster.png'), 'image/png') }
+      end
+    end
+
+    factory :test_file, class: CodeOcean::File do
+      content { '' }
+      association :context, factory: :dummy
+      association :file_type, factory: :dot_rb
+      hidden { true }
+      name { SecureRandom.hex }
+      read_only { true }
+      role { 'teacher_defined_test' }
+      feedback_message { 'feedback_message' }
+      weight { 1 }
     end
   end
 end