generator-frigate/app/templates/client/test/main/main.test.js

Yeoman generator for webapp development with React, webpack hot reloading, es6 (babel), sass, karma and BrowserSync as a development server/proxy.

"use strict";
import assert from 'assert';

describe('Test for main', function() {
  describe('#indexOf()', function() {
    it('should return -1 when the value is not present', function() {
      assert.equal(-1, [1,2,3].indexOf(5));
      assert.equal(-1, [1,2,3].indexOf(0));
    });
  });
});