Web frameworks are big enough that even if the API is successful, the UI may be wrong. It’s extremely useful to have good enough UI tests that the dev himself can see what is failing.
See that another way: You, as a human, can’t scale for a team of 50. e2e tests can.
> Web frameworks are big enough that even if the API is successful, the UI may be wrong. It’s extremely useful to have good enough UI tests that the dev himself can see what is failing.
This is absolutely true. Who cares if the JSON payload is correct if the page is wrong?
See that another way: You, as a human, can’t scale for a team of 50. e2e tests can.