--- /dev/null
+## Copyright (C) 2018-20xx CEA/DEN, EDF R&D
+##
+## This library is free software; you can redistribute it and/or
+## modify it under the terms of the GNU Lesser General Public
+## License as published by the Free Software Foundation; either
+## version 2.1 of the License, or (at your option) any later version.
+##
+## This library is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+## Lesser General Public License for more details.
+##
+## You should have received a copy of the GNU Lesser General Public
+## License along with this library; if not, write to the Free Software
+## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##
+## See http:##www.salome-platform.org/ or
+## email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
+##
+
+from salome.shaper import model
+
+import tempfile
+import os
+
+def getTmpFileName(ext):
+ tempdir = tempfile.gettempdir()
+ tmp_file = tempfile.NamedTemporaryFile(suffix=".%s"%ext, prefix='shaper_', dir=tempdir, delete=False)
+ tmp_filename = tmp_file.name
+ return tmp_filename
+
+tmp_file1 = getTmpFileName("xao")
+
+model.begin()
+partSet = model.moduleDocument()
+Part_1 = model.addPart(partSet)
+Part_1_doc = Part_1.document()
+Box_1 = model.addBox(Part_1_doc, 10, 10, 10)
+Field_1 = model.addField(Part_1_doc, 1, "BOOLEAN", 1, ["Comp 1"], [model.selection("FACE", "Box_1_1/Front")])
+Field_1.addStep(0, 0, [[False], [False]])
+Field_2_objects = [model.selection("VERTEX", "[Box_1_1/Front][Box_1_1/Left][Box_1_1/Top]"), model.selection("VERTEX", "[Box_1_1/Front][Box_1_1/Left][Box_1_1/Bottom]"), model.selection("VERTEX", "[Box_1_1/Front][Box_1_1/Right][Box_1_1/Bottom]"), model.selection("VERTEX", "[Box_1_1/Front][Box_1_1/Right][Box_1_1/Top]")]
+Field_2 = model.addField(Part_1_doc, 1, "DOUBLE", 1, ["Comp 1"], Field_2_objects)
+Field_2.addStep(0, 0, [[0], [1], [0], [0], [0]])
+Field_3 = model.addField(Part_1_doc, 1, "STRING", 1, ["Comp 1"], [model.selection("SOLID", "Box_1_1")])
+Field_3.addStep(0, 0, [[""], ["box"]])
+
+Export_1 = model.exportToXAO(Part_1_doc, tmp_file1)
+assert(Export_1.feature().error() == "")
+
+model.end()