backstopjs/test/configs/runFromNode.js

BackstopJS: Catch CSS curveballs.

// Go get a hook to BackstopJS
const backstop = require('../../core/runner');

// Run BackstopJS with docker
// NOTE: passing either config file name or actual config object is supported.
backstop('reference', {
  docker: false,
  config: 'backstop',
  filter: undefined,
  i: false
}).then(
  () => console.log('nothing new'),
  () => console.log('changes found')
);