Robustness on tests
Closes #3227 (closed)
Cherry pick from !4360 (closed) to merge fixes on tests.
This allows to update pytango version or qt version in the future.
Edited by Valentin Valls
Closes #3227 (closed)
Cherry pick from !4360 (closed) to merge fixes on tests.
This allows to update pytango version or qt version in the future.