Advanced Testing For React With Vitest, Rtl And Playwright

Master Unit, Integration & E2E Testing in React Apps – From Real-World Projects to Production-ready Confidence

What you'll learn

Advantages of Automated Testing Over Manual Testing

Different Types of Automated Testing: Unit Testing, Integration Testing, E2E Testing

Repositories for a Full React Application that We Write Automated Tests for it

Unit Testing with Vitest. Setting Up Vitest and Configuring it

Code Coverage and Test Coverage Definitions, Differences and Usages

Writing Integration Tests with React Testing Library

Playwright Full Guide: Installation and setup, Writing and Running Your First Test

Writing E2E Tests with Playwright

Requirements

Basic Knowledge of React

Basic Knowledge of TypeScript and JavaScript

Description

Master React Testing: From Vitest to Playwright – Build Rock-Solid Apps with Confidence!Are you building modern React applications and want to ensure they’re robust, bug-free, and production-ready? Look no further! This hands-on course takes you step-by-step through the most advanced testing strategies using today's most powerful tools: Vitest, React Testing Library (RTL), and Playwright.Whether you're a frontend developer, QA engineer, or full-stack pro, this course equips you with in-demand skills that top tech companies are actively seeking.What You’ll Learn:Why testing matters – and how it saves time and moneyUnit, integration, and E2E testing using the modern Testing PyramidHow to set up and use Vitest for lightning-fast unit testingMocking network requests and React Query using VitestWriting real-world tests for custom hooks and API logicTest-driven development (TDD) with React Testing Library (RTL)Code coverage: metrics that matter, and how to improve themEnd-to-end testing React apps with PlaywrightEfficient test architecture for real-world React projectsTools & Technologies Used:Vitest – A blazing-fast Vite-native test runnerReact Testing Library (RTL) – For testing UI from the user’s perspectivePlaywright – For full browser testing (E2E tests)Mocking – Learn to test network and async logic with confidenceCode Coverage Tools – Gain insights and boost test qualityProject-Based LearningThis course is 100% practical! You'll work with a real-world blogging app repo, writing tests that mirror what you'll do in a professional setting:Test fetching and mutating postsCover all edge casesMaster mocking strategiesApply best practices for organizing test suitesWho This Course is For:React developers who want to go beyond basics and write reliable, testable codeEngineers preparing for tech interviews or transitioning to senior rolesQA professionals looking to add automated frontend testing to their skillsetAnyone building production apps who wants confidence in their codeBy the End of This Course, You Will:Write unit, integration, and E2E tests like a proUnderstand testing from theory to real-world implementationCreate robust, maintainable test suites using modern toolsBuild the confidence to refactor and scale apps safelyEnroll Now!Start mastering testing in React today and build bulletproof apps that users (and your team) can trust. Your future self—and your next employer—will thank you.Click Enroll Now and take your React testing skills to the next level!

Overview

Section 1: Introduction

Lecture 1 Introduction

Lecture 2 Pre-requirements of This Course

Lecture 3 Why Automated Testing is Important? Benefits and Usages

Lecture 4 Different Types of Automated Testing

Lecture 5 Testing Pyramid

Section 2: Setting Up Our Local Environment

Lecture 6 Introduction to Testing Tools of This Course

Lecture 7 Project Repositories and How to Run Them (Part 1)

Lecture 8 Project Repositories and How to Run Them (Part 2)

Lecture 9 Simple Blog Tour

Section 3: Unit testing with Vitest

Lecture 10 Intorudction to Vitest and It's Features

Lecture 11 Vitest Installation

Lecture 12 Writing First Unit Test

Lecture 13 Configuring Vitest and Finishing Our First Unit Test

Lecture 14 Code Coverage Definition and Metrics

Lecture 15 Code Coverage vs Test Coverage

Lecture 16 Adding Coverage Report to Vitest

Lecture 17 Digging Deeper in Code Coverage Report

Section 4: Unit testing with Vitest

Lecture 18 Adding Unit Tests for Query Keys

Lecture 19 Mocking | Definition and Usages of Mocking

Lecture 20 Writing Test for fetchTests with the Help of Mocking

Lecture 21 Writing Test for usePosts hook

Lecture 22 Adding Test for method fetchPostById

Lecture 23 How Create Post Mutation Works

Lecture 24 Writing Test for useCreatePost (First Part)

Lecture 25 Writing Test for useCreatePost (Second Part)

Lecture 26 Writing Tests for Remaining Mutations (useEditPost & useDeletePost)

Lecture 27 Test Factories and Their Benefits

Lecture 28 Introduction to FakerJs

Lecture 29 Using FakerJS with Post Factory

Lecture 30 Unit Testing Module Summary

Section 5: Integration Testing with React Testing Library

Lecture 31 Introduction to Integration Testing

Lecture 32 32-seting-up-environemnt-for-integration-testing

Lecture 33 Writing the First Integration Test

Lecture 34 JSDom vs Browser Environment

Lecture 35 Finishing the Integration Tests for PostComponent

Lecture 36 Code Coverage Report for PostComponent

Lecture 37 Writing Integration Test for Footer Component

Lecture 38 Writing Integration Test for Contact Page

Lecture 39 Writing Integration Test for About Page

Lecture 40 Writing Integration Test for Blog Page (Part 1)

Lecture 41 Writing Integration Test for Blog Page (Part 2)

Lecture 42 Admin Section & Writing Tests for it

Lecture 43 Different User Event Methods & Actions

Lecture 44 Admin Table Integration Testing (Part 1)

Mid level and Senior Developers Who Are Looking to Create High Quality Softwares and Advance Their Knowledge about Automated Testing