Main entry point is test_qttesting.py.
Each scenario is described in a XML file and can be recorded directly in the GUI via the "Record test" button.
-A scneario must save a final screenshot of the ParaView view in a file located in the temp directory (TODO: review
+A scenario must save a final screenshot of the ParaView view in a file located in the temp directory (TODO: review
this). This file is compared against a baseline saved in the baselines subdirectory.