E2E tests are now part of the acceptance criteria in Gatsby.

34:15 Cypress, Gatsby, and CircleCI demo : E2E test example with Using Gatsby Image
54:08 Q&A

npm trends cypress vs selenium

• Why Gatsby chose Cypress
  • Closer to browser
  • The right level of indirection / sugar
  • Reliable CI runs
  • Crazy good DX (Developer eXperience)

Make it work, make it right, make it fast

• How Gatsby used E2E tests to increase pull-request acceptance velocity
• How to write Cypress tests for Gatsby React components
• How to run tests in CircleCI
• How to utilize the Cypress Dashboard and its GitHub Integration to optimize your CI workflow

Slides : https://cypress.slides.com/amirrustam/cypress-gatsby-confidently-fast-web-development?token=j75arKxD#/

Code : https://github.com/DSchau/gatsby-example-cypress-circleci