Testing javascript with Mocha - how can I use console.log to debug a test?

Question

I am using the javascript test-runner \"Mocha\".

I have a test that is failing, so I would to debug it using console.log.

But when the tests are

Answer 1

Use the debug lib.

import debug from 'debug'
const log = debug('server');

Use it:

log('holi')

then run:

DEBUG=server npm test

And that's it!