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# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
# * Copyright (c) 2025 FreeCAD Project Association *
# * *
# * This file is part of the FreeCAD CAx development system. *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * FreeCAD 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 Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with FreeCAD; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
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# ***************************************************************************
"""Unit tests for the Draft Workbench, DXF import and export tests."""
## @package test_dxf
# \ingroup drafttests
# \brief Unit tests for the Draft Workbench, DXF import and export tests.
## \addtogroup drafttests
# @{
import os
import FreeCAD as App
import Draft
from drafttests import auxiliary as aux
from drafttests import test_base
from draftutils.messages import _msg
import importDXF
class DraftDXF(test_base.DraftTestCaseDoc):
"""Test reading and writing of DXF files with Draft."""
def test_read_dxf_Issue24314(self):
"""Verify that reading a DXF file does not leave pending Python error states"""
file = "Mod/Draft/drafttests/Issue24314.dxf"
in_file = os.path.join(App.getHomePath(), file)
_msg(" file={}".format(in_file))
_msg(" exists={}".format(os.path.exists(in_file)))
hGrp = App.ParamGet("User parameter:BaseApp/Preferences/Mod/Draft")
# Set options, doing our best to restore them:
wasShowDialog = hGrp.GetBool("dxfShowDialog", True)
wasUseLegacyImporter = hGrp.GetBool("dxfUseLegacyImporter", False)
wasUseLayers = hGrp.GetBool("dxfUseDraftVisGroups", True)
wasImportMode = hGrp.GetInt("DxfImportMode", 2)
wasCreateSketch = hGrp.GetBool("dxfCreateSketch", False)
wasImportAnonymousBlocks = hGrp.GetBool("dxfstarblocks", False)
doc = None
try:
# disable Preferences dialog in gui mode (avoids popup prompt to user)
hGrp.SetBool("dxfShowDialog", False)
# Use the new C++ importer -- that's where the bug was
hGrp.SetBool("dxfUseLegacyImporter", False)
# Preserve the DXF layers (makes the checking of document contents easier)
hGrp.SetBool("dxfUseDraftVisGroups", True)
# create simple part shapes (2 params)
# This is required to display the bug because creation of Draft objects clears out the
# pending exception this test is looking for, whereas creation of the simple shape object
# actually throws on the pending exception so the entity is absent from the document.
hGrp.SetInt("DxfImportMode", 2)
hGrp.SetBool("dxfCreateSketch", False)
hGrp.SetBool("dxfstarblocks", False)
doc = importDXF.open(in_file)
# This doc should have 3 objects: The Layers container, the DXF layer called 0, and one Line
self.assertEqual(len(doc.Objects), 3)
finally:
hGrp.SetBool("dxfShowDialog", wasShowDialog)
hGrp.SetBool("dxfUseLegacyImporter", wasUseLegacyImporter)
hGrp.SetBool("dxfUseDraftVisGroups", wasUseLayers)
hGrp.SetInt("DxfImportMode", wasImportMode)
hGrp.SetBool("dxfCreateSketch", wasCreateSketch)
hGrp.SetBool("dxfstarblocks", wasImportAnonymousBlocks)
if doc:
App.closeDocument(doc.Name)
def test_export_dxf(self):
"""Create some figures and export them to a DXF file."""
operation = "importDXF.export"
_msg(" Test '{}'".format(operation))
file = "Mod/Draft/drafttest/out_test.dxf"
out_file = os.path.join(App.getResourceDir(), file)
_msg(" file={}".format(out_file))
_msg(" exists={}".format(os.path.exists(out_file)))
obj = aux.fake_function(out_file)
self.assertTrue(obj, "'{}' failed".format(operation))
## @}
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