compare-geojson/tests/test_compare_function.js

Compare a features new and old versions in GeoJSON

'use strict';

var fs = require('fs');
var path = require('path');
var queue = require('queue-async');

if (process.argv.length !== 3) {
  console.log('\nUsage: node test_compare_function.js fixture_filename\n');
  return;
}

var filename = process.argv[2];
var jsonData = JSON.parse(fs.readFileSync(path.join('.', filename), 'utf-8'));
var compareFunctionPath = path.join('../', 'comparators', jsonData.compareFunction);
var compareFunction = require(compareFunctionPath);

jsonData.fixtures.forEach(function (fixture) {
  compareFunction(fixture.newVersion, fixture.oldVersion, function(error, result) {
    console.log(fixture.description);
    console.log('expected', fixture.expectedResult);
    if (error) console.log(error);
    console.log('actual', JSON.stringify(result), '\n');
    if (JSON.stringify(fixture.expectedResult) !== JSON.stringify(result)) {
      console.log('Test failed! Actual is not expected!');
    } else {
      console.log('Test passed! Actual is same as expected');
    }
  });
});