code: def test_stats_setup_with_filename(self):
      incoming_data = {"stats_filename": "stats.json"}
      final_data = {}
      self.snapshot._file_setup(incoming_data, final_data)
      self.snapshot._stats_setup(incoming_data, final_data)
      assert final_data["stats"]["bar"] == 1
  
imports: import os
  import tempfile
  import platform
  from datmo.config import Config
  from datmo.core.controller.project import ProjectController
  from datmo.core.controller.snapshot import SnapshotController
  from datmo.core.util.exceptions import CommitDoesNotExist
label_desc: Use image node_id 16 for calling the TestSnapshotController obj's underlying member method code with example usage: obj.test_stats_setup_with_filename() without return types