code: def test_show_json_no_renderers(capsys):
      import dvc.commands.plots
  
      dvc.commands.plots._show_json([])
  
      out, _ = capsys.readouterr()
      assert json.dumps({}) in out
  
imports: import json
  import os
  import posixpath
  from pathlib import Path
  import pytest
  from funcy import set_in
  from dvc.cli import parse_args
  from dvc.commands.plots import CmdPlotsDiff, CmdPlotsShow, CmdPlotsTemplates
  from dvc.render.match import RendererWithErrors
  from dvc.utils.serialize import YAMLFileCorruptedError
label_desc: Use image node_id 14 for calling a global function with example usage: test_show_json_no_renderers(capsys) without return types