import mocha from 'mocha';
import { subscribe } from '../lib/db.js';

const assert = mocha.assert;

describe('lib/db', function () {
  describe('#indexOf()', function () {
    it('should return -1 when the value is not present', function () {
      assert.equal([1, 2, 3].indexOf(4), -1);
    });
  });
});