Use t() for #title and #description in tests and test modules

The Needs Review Queue Bot → tested this issue. It either no longer applies to Drupal core, or fails the Drupal core commit checks. Therefore, this issue status is now "Needs work".

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Tagging for coding standards and moving to the 'other' component where such issues live.

Patch added.

Issue summary is incomplete.

And this feels like counter active of only using t() in tests when testing translation.

Added patch for 11.x
Interdiff is not generated as the patch at #49 is not applying to have the interdiff generated (interdiff: Error applying patch1 to reconstructed file)

IS to be updated...

The reason for this change is not in any of the comments and the documentation https://www.drupal.org/docs/develop/automated-testing/phpunit-in-drupal/phpunit-browser-test-tutorial#t clearly states not to do this. Thanks to @AJV009 for pointing that out.

What is the reason for doing this? How does it help developers?

The Needs Review Queue Bot → tested this issue.

While you are making the above changes, we recommend that you convert this patch to a merge request → . Merge requests are preferred over patches. Be sure to hide the old patch files as well. (Converting an issue to a merge request without other contributions to the issue will not receive credit.)