text: const fs = require('fs');
  const path = require('path');
  const load = require('load-json-file');
  const Benchmark = require('benchmark');
  const area = require('./dist/js/index.js').default;
  
  // Define fixtures
  const directory = path.join(__dirname, 'test', 'in') + path.sep;
  const fixtures = fs.readdirSync(directory).map(filename => {
      return {
          filename,
          name: path.parse(filename).name,
          geojson: load.sync(directory + filename)
      };
  });
  
  /**
   * Benmark Results
   *
   * polygon x 3,240,248 ops/sec ±0.91% (90 runs sampled)
   */
  
  // Define benchmark
  const suite = new Benchmark.Suite('turf-area');
  for (const {name, geojson} of fixtures) {
      suite.add(name, () => area(geojson));
  }
  suite
    .on('cycle', e => console.log(String(e.target)))
    .on('complete', () => {})
    .run();