text: 
  require('mocha');
  const utils = require('../../../../test/utils');
  const transforms = require('../../../../');
  
  const toTest = transforms.filter(function(transform) {
    return transform.name === 'can-define/set-to-update.js';
  })[0];
  
  describe('can-define set to update transform', function() {
    it('converts `set()` to `update()` only for DefineMap and DefineList instances', function() {
      const fn = require(toTest.file);
      const inputPath = `fixtures/version-3/${toTest.fileName.replace('.js', '-input.js')}`;
      const outputPath = `fixtures/version-3/${toTest.fileName.replace('.js', '-output.js')}`;
      utils.diffFiles(fn, inputPath, outputPath);
    });
  });
  