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wtf is react-testing-demo?

ruanyf/react-testing-demo — explained in plain English

Analysis updated 2026-07-18 · repo last pushed 2018-03-24

★ 213JavaScriptAudience · developerComplexity · 2/5DormantSetup · easy

TL;DR

A hands-on tutorial that teaches React component testing using a Todo app, showing three approaches from shallow rendering to the Enzyme library.

Mindmap

mindmap
  root((repo))
    What it does
      Teaches React testing
      Todo app example
      Compares 3 approaches
    Tech stack
      React
      JavaScript
      Enzyme
    Use cases
      Learn shallow rendering
      Learn DOM testing
      Adopt Enzyme syntax
    Audience
      React developers
      Frontend engineers

Code map

Detail Auto

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filefunction / class

Why would anyone build with this?

REASON 1

Learn shallow rendering to test a React component's structure without a browser.

REASON 2

Set up DOM rendering tests that simulate real clicks and form input.

REASON 3

Rewrite verbose test assertions using Enzyme's friendlier query syntax.

REASON 4

Build a test suite for a Todo app to practice all three testing approaches.

What's in the stack?

ReactJavaScriptEnzyme

How it stacks up

ruanyf/react-testing-demogaearon/promise-loaderpolymarket-trader-lab/polymarket-trading-bot
Stars213213213
LanguageJavaScriptJavaScriptJavaScript
Last pushed2018-03-242016-08-02—
MaintenanceDormantDormant—
Setup difficultyeasymoderatehard
Complexity2/53/54/5
Audiencedeveloperdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · easy Time to first run · 30min
No license information was found in the explanation.

Yoink these prompts

Prompt 1
Walk me through the differences between shallow rendering and DOM rendering in this repo's Todo app tests.
Prompt 2
Show me how to rewrite a shallow-rendering test from this repo using Enzyme instead.
Prompt 3
Help me write a new test case for the Todo app that checks deleting an item works correctly.
Prompt 4
Explain when I should choose DOM rendering over shallow rendering for my own React component.

Frequently asked questions

wtf is react-testing-demo?

A hands-on tutorial that teaches React component testing using a Todo app, showing three approaches from shallow rendering to the Enzyme library.

What language is react-testing-demo written in?

Mainly JavaScript. The stack also includes React, JavaScript, Enzyme.

Is react-testing-demo actively maintained?

Dormant — no commits in 2+ years (last push 2018-03-24).

What license does react-testing-demo use?

No license information was found in the explanation.

How hard is react-testing-demo to set up?

Setup difficulty is rated easy, with roughly 30min to a first successful run.

Who is react-testing-demo for?

Mainly developer.

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