text: var rewind = require('../'),
      fs = require('fs'),
      test = require('tap').test;
  
  function f(_) {
      return JSON.parse(fs.readFileSync(_, 'utf8'));
  }
  
  test('rewind', function(t) {
      t.deepEqual(rewind(f('./test/rev.input.geojson')), f('./test/rev.output.geojson'), 'flips rings');
      t.deepEqual(rewind(f('./test/featuregood.input.geojson')), f('./test/featuregood.output.geojson'), 'does not muck up props');
      t.deepEqual(rewind(f('./test/flip.input.geojson'), true), f('./test/flip.output.geojson'), 'does not muck up props');
      t.end();
  });
  