code: def test_show_plots_defined_with_native_os_path(
      tmp_dir, dvc, scm, capsys
  ):
      """Regression test for #8689"""
      top_level_plot = os.path.join("subdir", "top_level_plot.csv")
      stage_plot = os.path.join("subdir", "stage_plot.csv")
      (tmp_dir / "subdir").mkdir()
      (tmp_dir / top_level_plot).write_text("foo,bar\n1,2")
      (tmp_dir / stage_plot).write_text("foo,bar\n1,2")
      (tmp_dir / "dvc.yaml").dump({"plots": [top_level_plot]})
  
      dvc.stage.add(name="foo", plots=[stage_plot], cmd="echo foo")
  
      plots = dvc.plots.show()
  
      # sources are in posixpath format
      sources = plots["workspace"]["sources"]["data"]
      assert sources["subdir/top_level_plot.csv"]["data"] == [
          {"foo": "1", "bar": "2"}
      ]
      assert sources["subdir/stage_plot.csv"]["data"] == [
          {"foo": "1", "bar": "2"}
      ]
      # definitions are in native os format
      definitions = plots["workspace"]["definitions"]["data"]
      assert top_level_plot in definitions["dvc.yaml"]["data"]
      assert stage_plot in definitions[""]["data"]
  
      capsys.readouterr()
      assert main(["plots", "show", "--json"]) == 0
      out, _ = capsys.readouterr()
      json_out = json.loads(out)
      assert "errors" not in json_out
  
      json_data = json_out["data"]
      assert json_data[f"{top_level_plot}"]
      assert json_data[stage_plot]
  
imports: import json
  import os
  import pytest
  from dvc.cli import main
  from dvc.dvcfile import PROJECT_FILE
  from dvc.exceptions import OverlappingOutputPathsError
  from dvc.repo import Repo
  from dvc.repo.plots import PlotMetricTypeError, onerror_collect
  from dvc.utils.fs import remove
  from dvc.utils.serialize import EncodingError, YAMLFileCorruptedError, modify_yaml
  from tests.utils.plots import get_plot
label_desc: Use image node_id 15 for calling a global function with example usage: test_show_plots_defined_with_native_os_path(tmp_dir, dvc, scm, capsys) without return types