placemark/togeojson

import { describe, it, expect } from "vitest";
import fs from "fs";
import path from "path";
import { check } from "@placemarkio/check-geojson";
import * as tj from "./index";
import xmldom from "@xmldom/xmldom";

const d = "./test/data/";

function parse(file: string) {
  return new xmldom.DOMParser().parseFromString(fs.readFileSync(file, "utf8"));
}

describe("toGeoJSON", () => {
  // Loop through all files except hidden ones
  for (const file of fs
    .readdirSync(d)
    .filter((item) => !item.startsWith("."))) {
    it(`${file}`, () => {
      const ext = path.extname(file).substring(1) as "kml" | "tcx" | "gpx";
      const dom = parse(path.join(d, file));
      const res = tj[ext](dom);
      expect(res).toMatchSnapshot();
      expect(() => {
        check(JSON.stringify(res));
      }).not.toThrow();

      if (ext === "kml") {
        expect(tj.kmlWithFolders(dom)).toMatchSnapshot();
        expect(
          tj.kmlWithFolders(dom, {
            skipNullGeometry: true,
          })
        ).toMatchSnapshot();
      }
    });
  }
});

describe("mini cases", () => {
  it("skip null geometries", () => {
    expect(
      tj.kml(parse(path.join(d, "null_geometry.kml")), {
        skipNullGeometry: true,
      }).features
    ).toHaveLength(0);
    expect(
      tj.kml(parse(path.join(d, "null_geometry.kml")), {
        skipNullGeometry: false,
      }).features
    ).toHaveLength(1);
  });
  it("folder nesting", () => {
    expect(tj.kmlWithFolders(parse(path.join(d, "inline_style_mini.kml"))))
      .toMatchInlineSnapshot(`
        {
          "children": [
            {
              "children": [
                {
                  "geometry": {
                    "coordinates": [
                      [
                        2.3101624,
                        48.7301875,
                      ],
                      [
                        2.3098714,
                        48.7300247,
                      ],
                      [
                        2.3098051,
                        48.7299542,
                      ],
                    ],
                    "type": "LineString",
                  },
                  "properties": {
                    "name": "With all inline styles",
                    "stroke": "#ff0000",
                    "stroke-opacity": 1,
                    "stroke-width": 3,
                  },
                  "type": "Feature",
                },
              ],
              "meta": {
                "name": "Inline style test",
              },
              "type": "folder",
            },
          ],
          "type": "root",
        }
      `);
  });
});