silence snapshotter logger for testing

services/snapshotter/service.go

@@ -58,6 +58,11 @@ func (s *Service) Close() error {
 	return nil
 }
 
+// SetLogger sets the internal logger to the logger passed in.
+func (s *Service) SetLogger(l *log.Logger) {
+	s.Logger = l
+}
+
 // Err returns a channel for fatal out-of-band errors.
 func (s *Service) Err() <-chan error { return s.err }