By mondrake on
Change record status: 
Draft (View all draft change records)
Project: 
Drupal core
Introduced in branch: 
11.x
Introduced in version: 
11.5.0
Issue links: 
https://www.drupal.org/node/3614056
Description: 

In dev environments, classes in the Drupal\TestTools namespace are now included in the Composer classloader.

It is no longer necessary for scripts using the autoloading to additionally register the namespace with the classloader.