refac: missing mutation tests, spa specs, checks shown to pass, touch targets, catalogue entry, production code

test/media_storage_orchestration_test.go

@@ -197,6 +197,9 @@ func TestDriverRegistries(t *testing.T) {
 		if err := connection.Close(); err != nil {
 			t.Errorf("Close failed: %v", err)
 		}
+		if sqlDB, err := connection.DB.DB(); err != nil || sqlDB.Ping() == nil {
+			t.Error("the database is still open after Close")
+		}
 	})
 
 	t.Run("The storage registry returns a working local storage", func(t *testing.T) {