Unit tests
Created by: alexbruy
Implement unitary tests from OTB source tests to check produced xml.
Moved from QGIS bugtracker https://issues.qgis.org/issues/14558
Created by: alexbruy
Implement unitary tests from OTB source tests to check produced xml.
Moved from QGIS bugtracker https://issues.qgis.org/issues/14558