[basic] `PseudoQuerySet` and [pretty complete] `Folder` test-suites.
[basic] `PseudoQuerySet` and [pretty complete] `Folder` test-suites.

WillianPaiva/1flow,1flow/1flow,WillianPaiva/1flow,1flow/1flow,1flow/1flow,WillianPaiva/1flow,1flow/1flow,WillianPaiva/1flow,WillianPaiva/1flow,1flow/1flow