Last updated: Oct 22, 25 20:48 UTC | Permalink

9 - React Hooks

Learning Objectives:

Building on previous Module, we will have a deeper discussion of common patterns of programming with React. By the end of this module you should be able to:

• Explain the basic uses of useEffect
• Explain when a useEffect is executed, and when its return value is executed
• Construct simple custom hooks and explain why they are useful
• Be able to map the three core steps of a test (assemble, act, assess) to UI component testing.

Lecture Slides:

• React Hooks Slides PDF, PPT

Important Dates:

• Preliminary Project Plan Due Wednesday, Oct 8 by 12pm (noon)

Tutorials

• UI Testing with Cypress

Activity

• No activity this week

Resources

• Code examples from lecture (zip)
• Addition Server Example
• React reference for useEffect
• Your First Test With Cypress
• Cypress Commands
• testing-library for React