Organizing Tests in Jest – Jeff Lombard – Medium

Organizing Tests in Jest  #jest #javascript #react #softwaretesting #reactjs

  • This includes organization.I’ve seen two popular ways suggested for organizing tests in Jest:Putting all of your test code into a neatly organized /tests directory.Putting your test code next to the files they are testing.Both of these suggestions are valid, but to have the elegance of a master craftsman, we should consider the level of the test that is being written.Testing LevelsThere are many testing levels, but for simplicity we’re just going to talk about two here.
  • “Unit testing refers to tests that verify the functionality of a specific section of code, usually at the function level.
  • |- /main| |- index.js| |- index.test.jsIntegration tests run against many lines of code in many files.
  • So include the type of test right in the name of the and api.int.test.jsConclusionAn ideal set up would look something like this:|- /main| |- index.js| |- index.unit.test.js|- /supporting| |- fetch.js|- /tests| |- /int| | |- api.int.test.jsThat way you can easily find your tests.
  • For unit testing run jest unit and for integration testing run jest int.As with anything, there is no single way of doing this.

If you haven’t already tried out Jest, you should. Even if you’re not using React. It’s dead simple and loaded with some cool features like snapshot testing. Jest does a great job of keeping reports…
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How to use React Bootstrap Counter – Medium

  • The input value will not gets updated if user try to enter value greater than max value.
  • This piece of code output the updated value every time the input value gets updated.
  • Whenever the value gets updated either by clicking Increment , Decrement or by directly entering the value onChange function will get fired with the newly updated value.
  • Solving people problems using code spells.
  • Like Max, The Min prop do the exact opposite thing a user cannot enter a value less than the Min value.

I built react-bootstrap-counter for facilitating the use of counter input in ReactJs projects , let’s take a look how you can too use it in…
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Finally a Simple and Universal Router for React.js

Finally a simple and universal router for #ReactJS:

  • Imagine that you’re building your app with one router and then you have to change it every time the router changes.
  • The solution is called React Router.
  • We’ve built a truly universal React Router for web, and Electron or nw.js apps that we continuously support.
  • Get Guacamole – a free UI kit for Adobe Xd, Photoshop and Sketch.
  • Get access to design tips, videos, opinions and free UI kits

How to keep your UI in sync with the URL in React.js? Instead of searching for the Holy-Grail-solution we’ve built our own router for web, Electron, and nw.js apps.
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Using jQuery in React component (The ref’s way) — Medium

Using jQuery in #ReactJS component (The ref’s way)

  • Using jQuery in React component (The ref’s way)
  • Well, as the article is about using jQuery in React component let’s dive into it.
  • You won’t need anything from jQuery when you’re properly using React.
  • import React from ‘react’; import { findDOMNode } from ‘react-dom’; import $ from ‘jquery’; class FullDesc extends React.
  • A lot of people ask or have a confusion , is it possible to use jQuery with React or is it okay to use both the libraries at a time!

Read the full article, click here.


@ReactiveConf: “Using jQuery in #ReactJS component (The ref’s way)”


A lot of people ask or have a confusion , is it possible to use jQuery with React or is it okay to use both the libraries at a time!


Using jQuery in React component (The ref’s way) — Medium