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Front-End Development Projects with Vue.js

You're reading from  Front-End Development Projects with Vue.js

Product type Book
Published in Nov 2020
Publisher Packt
ISBN-13 9781838984823
Pages 774 pages
Edition 1st Edition
Languages
Authors (5):
Raymond Camden Raymond Camden
Profile icon Raymond Camden
Hugo Di Francesco Hugo Di Francesco
Profile icon Hugo Di Francesco
Clifford Gurney Clifford Gurney
Profile icon Clifford Gurney
Philip Kirkbride Philip Kirkbride
Profile icon Philip Kirkbride
Maya Shavin Maya Shavin
Profile icon Maya Shavin
View More author details

Table of Contents (16) Chapters

Preface
1. Starting Your First Vue Project 2. Working with Data 3. Vue CLI 4. Nesting Components (Modularity) 5. Global Component Composition 6. Routing 7. Animations and Transitions 8. The State of Vue.js State Management 9. Working with Vuex – State, Getters, Actions, and Mutations 10. Working with Vuex – Fetching Remote Data 11. Working with Vuex – Organizing Larger Stores 12. Unit Testing 13. End-to-End Testing 14. Deploying Your Code to the Web Appendix

Understanding E2E Testing and Its Use Cases

Most developers will have seen a version of the testing pyramid shown in the following figure:

Figure 13.1: A diagram of the testing pyramid

E2E tests fall under the User Interface (UI) testing category. The type of test we'll be looking at in this chapter is automated E2E tests using Cypress.

E2E and UI tests provide a level of confidence higher than unit or integration tests. They're testing the application as used by the end user. The end user doesn't care why or where a bug is happening, just that there is a bug. The where and why of a bug tends to be the concern of unit and system-level tests. Unit and system-level tests check that the internals of a system work as the specification or code describes them. UI-level tests validate that application flows are working as expected.

A strong E2E test suite that runs fast, has few false negatives (where a test fails but the application works), and...

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