code: def test_should_call_render(
      tmp_dir, mocker, capsys, plots_data, output
  ):
      cli_args = parse_args(
          ["plots", "diff", "--targets", "plots.csv", "--out", output]
      )
      cmd = cli_args.func(cli_args)
      mocker.patch("dvc.repo.plots.diff.diff", return_value=plots_data)
  
      output = output or "dvc_plots"
      index_path = tmp_dir / output / "index.html"
      renderer = mocker.MagicMock()
      mocker.patch(
          "dvc.render.match.match_defs_renderers",
          return_value=[RendererWithErrors(renderer, {}, {})],
      )
      render_mock = mocker.patch(
          "dvc_render.render_html", return_value=index_path
      )
  
      assert cmd.run() == 0
  
      out, _ = capsys.readouterr()
      assert index_path.as_uri() in out
  
      render_mock.assert_called_once_with(
          renderers=[renderer],
          output_file=Path(tmp_dir / output / "index.html"),
          html_template=None,
      )
  
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 10 for calling a global function with example usage: test_should_call_render(tmp_dir, mocker, capsys, plots_data, output) without return types