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Unit 1

React Basics to Advanced

Handling Events in React

Lists and Keys

Forms and Controlled Components

Composition vs Inheritance

Working with Hooks (useState, useEffect)

Custom Hooks

Context API

React Router

Working with APIs in React

Testing React Components

Performance Optimization in React

Conditional Rendering

Components and Props

State and Lifecycle Methods

JSX: The React Syntax

Deployment of React Applications

Lifting State Up

Advanced State Management (Redux, Zustand, Recoil)

Introduction to React

Unit 2

React Basics to Advanced

JSX: The React Syntax

Conditional Rendering

Lists and Keys

Forms and Controlled Components

Lifting State Up

Composition vs Inheritance

Custom Hooks

Context API

React Router

Working with APIs in React

Testing React Components

Advanced State Management (Redux, Zustand, Recoil)

Deployment of React Applications

State and Lifecycle Methods

Performance Optimization in React

Working with Hooks (useState, useEffect)

Components and Props

Introduction to React

Handling Events in React

Unit 3

React Basics to Advanced

State and Lifecycle Methods

Conditional Rendering

Lists and Keys

JSX: The React Syntax

Composition vs Inheritance

Working with Hooks (useState, useEffect)

Custom Hooks

Context API

React Router

Working with APIs in React

Testing React Components

Advanced State Management (Redux, Zustand, Recoil)

Performance Optimization in React

Deployment of React Applications

Introduction to React

Components and Props

Lifting State Up

Handling Events in React

Forms and Controlled Components

Unit 1 • Chapter 10

Testing React Components

Key Insights

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Concept Check

Which testing library offers the best React component snapshot testing?

Mocha with Chai

Enzyme

Jest with react-test-renderer

Cypress

How do you efficiently test asynchronous operations within React components?

Use callbacks exclusively

Use setTimeout for delays

Avoid async operations in tests

Use async/await and promises

What's the most effective way to test state updates in a React component?

Bypass state management

Check state changes after actions

Test render output only

Ignore state in tests

When testing higher-order components (HOCs), which approach is generally preferred?

Testing the HOC in isolation

Ignore HOCs in tests

Testing only the inner component

Testing the composed component

Working with APIs in React

Performance Optimization in React