Field_3.addStep(0, 0, [[""], ["box"]])
Export_1 = model.exportToXAO(Part_1_doc, tmp_file1)
-assert(Export_1.feature().error() == "")
-
+# due to the issue 2530, the export feature is removed after execution, so, if export was performed correctly,
+# the feature must become invalid
+#assert(Export_1.feature().error() == "")
+assert(not Export_1.feature().data().isValid())
+assert(os.path.isfile(tmp_file1))
model.end()