text: require('es6-shim');
  const vows = require('vows');
  const assert = require('assert');
  const chroma = require('../index');
  
  
  vows
      .describe('Some tests for random colors')
  
      .addBatch({
  
          'random colors': {
              topic: chroma.random(),
              'valid hex code'(topic) { return assert(/^#[0-9a-f]{6}$/i.test(topic.hex())); }
          }}).export(module);
  