Skip to Main Content
Modern Front-End Development for Rails, 2nd Edition
book

Modern Front-End Development for Rails, 2nd Edition

by Noel Rappin
September 2022
Intermediate to advanced content levelIntermediate to advanced
410 pages
10h 7m
English
Pragmatic Bookshelf
Content preview from Modern Front-End Development for Rails, 2nd Edition

Cypress and React

We don’t need to do anything in general to test React since the Cypress tests don’t care about the underlying framework. (Okay, Cypress has recently added a framework for testing React components in isolation. That’s interesting, but it doesn’t work with our specific setup to include here.)

We do, however, have a specific problem relating to the React tools in our code. That problem is named styled-components.

Styled-components, which we added to our React code in Chapter 5, Cascading Style Sheets, are lovely, but they also work by adding a dynamic, random class name to the component. Dynamic, random class names are not easy to find in a test and make assertions about. There doesn’t seem to be a way to manage this on the ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

Modern Front-End Development for Rails

Modern Front-End Development for Rails

Noel Rappin

Publisher Resources

ISBN: 9781680509977Errata Page