kindred/create
1
1
Fork 0
Code Issues 37 Pull Requests Actions Packages Projects 9 Releases 2 Wiki Activity

Draft: cleanup of unit tests code

Browse Source
This commit is contained in:
vocx-fc
2020-02-04 22:29:02 -06:00
committed by Yorik van Havre
parent efd5367d94
commit 422d5f9d1f
12 changed files with 96 additions and 125 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/Mod/Draft/drafttests/auxiliary.py
View File

@@ -1,5 +1,3 @@
"""Auxiliary functions for the unit tests of the Draft Workbench.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,38 +21,32 @@
# * USA *
# * *
# ***************************************************************************
"""Auxiliary functions for the unit tests of the Draft Workbench."""
import FreeCAD as App
def _msg(text, end="\n"):
App.Console.PrintMessage(text + end)
def _wrn(text, end="\n"):
App.Console.PrintWarning(text + end)
def _log(text, end="\n"):
App.Console.PrintLog(text + end)
import traceback
from draftutils.messages import _msg
def _draw_header():
"""Draw a header for the tests."""
_msg("")
_msg(78*"-")
def _import_test(module):
"""Try importing a module."""
_msg(" Try importing '{}'".format(module))
try:
imported = __import__("{}".format(module))
except ImportError as exc:
imported = False
_msg(" {}".format(exc))
_msg(traceback.format_exc())
return imported
def _no_gui(module):
"""Print a message that there is no user interface."""
_msg(" #-----------------------------------------------------#\n"
" # No GUI; cannot test for '{}'\n"
" #-----------------------------------------------------#\n"
@@ -62,6 +54,7 @@ def _no_gui(module):
def _no_test():
"""Print a message that the test is not currently implemented."""
_msg(" #-----------------------------------------------------#\n"
" # This test is not implemented currently\n"
" #-----------------------------------------------------#\n"
@@ -69,6 +62,7 @@ def _no_test():
def _fake_function(p1=None, p2=None, p3=None, p4=None, p5=None):
"""Print a message for a test that doesn't actually exist."""
_msg(" Arguments to placeholder function")
_msg(" p1={0}; p2={1}".format(p1, p2))
_msg(" p3={0}; p4={1}".format(p3, p4))

14
src/Mod/Draft/drafttests/test_airfoildat.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, Airfoil DAT import and export tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,14 +21,14 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, Airfoil DAT import and export tests."""
import os
import unittest
import FreeCAD as App
import Draft
from .auxiliary import _msg
from .auxiliary import _draw_header
from .auxiliary import _fake_function
import drafttests.auxiliary as aux
from draftutils.messages import _msg
class DraftAirfoilDAT(unittest.TestCase):
@@ -42,7 +40,7 @@ class DraftAirfoilDAT(unittest.TestCase):
This is executed before every test, so we create a document
to hold the objects.
"""
_draw_header()
aux._draw_header()
self.doc_name = self.__class__.__name__
if App.ActiveDocument:
if App.ActiveDocument.Name != self.doc_name:
@@ -64,7 +62,7 @@ class DraftAirfoilDAT(unittest.TestCase):
_msg(" file={}".format(in_file))
_msg(" exists={}".format(os.path.exists(in_file)))
Draft.import_AirfoilDAT = _fake_function
Draft.import_AirfoilDAT = aux._fake_function
obj = Draft.import_AirfoilDAT(in_file)
self.assertTrue(obj, "'{}' failed".format(operation))
@@ -78,7 +76,7 @@ class DraftAirfoilDAT(unittest.TestCase):
_msg(" file={}".format(out_file))
_msg(" exists={}".format(os.path.exists(out_file)))
Draft.export_importAirfoilDAT = _fake_function
Draft.export_importAirfoilDAT = aux._fake_function
obj = Draft.export_importAirfoilDAT(out_file)
self.assertTrue(obj, "'{}' failed".format(operation))

20
src/Mod/Draft/drafttests/test_creation.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, object creation tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,15 +21,14 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, object creation tests."""
import unittest
import FreeCAD as App
import Draft
import drafttests.auxiliary as aux
from FreeCAD import Vector
from .auxiliary import _msg
from .auxiliary import _draw_header
from .auxiliary import _no_gui
from .auxiliary import _fake_function
from draftutils.messages import _msg
class DraftCreation(unittest.TestCase):
@@ -43,7 +40,7 @@ class DraftCreation(unittest.TestCase):
This is executed before every test, so we create a document
to hold the objects.
"""
_draw_header()
aux._draw_header()
self.doc_name = self.__class__.__name__
if App.ActiveDocument:
if App.ActiveDocument.Name != self.doc_name:
@@ -91,7 +88,7 @@ class DraftCreation(unittest.TestCase):
App.ActiveDocument.recompute()
if not App.GuiUp:
_no_gui("DraftFillet")
aux._no_gui("DraftFillet")
self.assertTrue(True)
return
@@ -200,7 +197,7 @@ class DraftCreation(unittest.TestCase):
c = Vector(0, 5, 0)
_msg(" a={0}, b={1}".format(a, b))
_msg(" c={}".format(c))
Draft.make_dimension_radial = _fake_function
Draft.make_dimension_radial = aux._fake_function
obj = Draft.make_dimension_radial(a, b, c)
self.assertTrue(obj, "'{}' failed".format(operation))
@@ -231,9 +228,10 @@ class DraftCreation(unittest.TestCase):
_msg(" Test '{}'".format(operation))
_msg(" In order to test this, a font file is needed.")
text = "Testing Shapestring "
font = None # TODO: get a font file here
# TODO: find a reliable way to always get a font file here
font = None
_msg(" text='{0}', font='{1}'".format(text, font))
Draft.makeShapeString = _fake_function
Draft.makeShapeString = aux._fake_function
obj = Draft.makeShapeString("Text", font)
# Draft.makeShapeString("Text", FontFile="")
self.assertTrue(obj, "'{}' failed".format(operation))

14
src/Mod/Draft/drafttests/test_dwg.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, DWG import and export tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,14 +21,14 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, DWG import and export tests."""
import os
import unittest
import FreeCAD as App
import Draft
from .auxiliary import _msg
from .auxiliary import _draw_header
from .auxiliary import _fake_function
import drafttests.auxiliary as aux
from draftutils.messages import _msg
class DraftDWG(unittest.TestCase):
@@ -42,7 +40,7 @@ class DraftDWG(unittest.TestCase):
This is executed before every test, so we create a document
to hold the objects.
"""
_draw_header()
aux._draw_header()
self.doc_name = self.__class__.__name__
if App.ActiveDocument:
if App.ActiveDocument.Name != self.doc_name:
@@ -64,7 +62,7 @@ class DraftDWG(unittest.TestCase):
_msg(" file={}".format(in_file))
_msg(" exists={}".format(os.path.exists(in_file)))
Draft.import_DWG = _fake_function
Draft.import_DWG = aux._fake_function
obj = Draft.import_DWG(in_file)
self.assertTrue(obj, "'{}' failed".format(operation))
@@ -78,7 +76,7 @@ class DraftDWG(unittest.TestCase):
_msg(" file={}".format(out_file))
_msg(" exists={}".format(os.path.exists(out_file)))
Draft.export_DWG = _fake_function
Draft.export_DWG = aux._fake_function
obj = Draft.export_DWG(out_file)
self.assertTrue(obj, "'{}' failed".format(operation))

14
src/Mod/Draft/drafttests/test_dxf.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, DXF import and export tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,14 +21,14 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, DXF import and export tests."""
import os
import unittest
import FreeCAD as App
import Draft
from .auxiliary import _msg
from .auxiliary import _draw_header
from .auxiliary import _fake_function
import drafttests.auxiliary as aux
from draftutils.messages import _msg
class DraftDXF(unittest.TestCase):
@@ -42,7 +40,7 @@ class DraftDXF(unittest.TestCase):
This is executed before every test, so we create a document
to hold the objects.
"""
_draw_header()
aux._draw_header()
self.doc_name = self.__class__.__name__
if App.ActiveDocument:
if App.ActiveDocument.Name != self.doc_name:
@@ -64,7 +62,7 @@ class DraftDXF(unittest.TestCase):
_msg(" file={}".format(in_file))
_msg(" exists={}".format(os.path.exists(in_file)))
Draft.import_DXF = _fake_function
Draft.import_DXF = aux._fake_function
obj = Draft.import_DXF(in_file)
self.assertTrue(obj, "'{}' failed".format(operation))
@@ -78,7 +76,7 @@ class DraftDXF(unittest.TestCase):
_msg(" file={}".format(out_file))
_msg(" exists={}".format(os.path.exists(out_file)))
Draft.export_DXF = _fake_function
Draft.export_DXF = aux._fake_function
obj = Draft.export_DXF(out_file)
self.assertTrue(obj, "'{}' failed".format(operation))

17
src/Mod/Draft/drafttests/test_import.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, import tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,39 +21,40 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, import tests."""
import unittest
from .auxiliary import _draw_header
from .auxiliary import _import_test
import drafttests.auxiliary as aux
class DraftImport(unittest.TestCase):
"""Import the Draft modules."""
# No document is needed to test 'import Draft' or other modules
# thus 'setUp' just draws a line, and 'tearDown' isn't defined.
def setUp(self):
_draw_header()
aux._draw_header()
def test_import_draft(self):
"""Import the Draft module."""
module = "Draft"
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_draft_geomutils(self):
"""Import Draft geometrical utilities."""
module = "DraftGeomUtils"
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_draft_vecutils(self):
"""Import Draft vector utilities."""
module = "DraftVecUtils"
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_draft_svg(self):
"""Import Draft SVG utilities."""
module = "getSVG"
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))

26
src/Mod/Draft/drafttests/test_import_gui.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, GUI import tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,57 +21,57 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, GUI import tests."""
import unittest
import FreeCAD as App
from .auxiliary import _draw_header
from .auxiliary import _no_gui
from .auxiliary import _import_test
import drafttests.auxiliary as aux
class DraftGuiImport(unittest.TestCase):
"""Import the Draft graphical modules."""
# No document is needed to test 'import DraftGui' or other modules
# thus 'setUp' just draws a line, and 'tearDown' isn't defined.
def setUp(self):
_draw_header()
aux._draw_header()
def test_import_gui_draftgui(self):
"""Import Draft TaskView GUI tools."""
module = "DraftGui"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_gui_draft_snap(self):
"""Import Draft snapping."""
module = "DraftSnap"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_gui_draft_tools(self):
"""Import Draft graphical commands."""
module = "DraftTools"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_gui_draft_trackers(self):
"""Import Draft tracker utilities."""
module = "DraftTrackers"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))

30
src/Mod/Draft/drafttests/test_import_tools.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, tools import tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,67 +21,67 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, tools import tests."""
import unittest
import FreeCAD as App
from .auxiliary import _draw_header
from .auxiliary import _no_gui
from .auxiliary import _import_test
import drafttests.auxiliary as aux
class DraftImportTools(unittest.TestCase):
"""Test for each individual module that defines a tool."""
# No document is needed to test 'import' of other modules
# thus 'setUp' just draws a line, and 'tearDown' isn't defined.
def setUp(self):
_draw_header()
aux._draw_header()
def test_import_gui_draftedit(self):
"""Import Draft Edit."""
module = "DraftEdit"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_gui_draftfillet(self):
"""Import Draft Fillet."""
module = "DraftFillet"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_gui_draftlayer(self):
"""Import Draft Layer."""
module = "DraftLayer"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_gui_draftplane(self):
"""Import Draft SelectPlane."""
module = "DraftSelectPlane"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_import_gui_workingplane(self):
"""Import Draft WorkingPlane."""
module = "WorkingPlane"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))

17
src/Mod/Draft/drafttests/test_modification.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, object modification tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,15 +21,14 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, object modification tests."""
import unittest
import FreeCAD as App
import Draft
import drafttests.auxiliary as aux
from FreeCAD import Vector
from .auxiliary import _msg
from .auxiliary import _wrn
from .auxiliary import _draw_header
from .auxiliary import _fake_function
from draftutils.messages import _msg, _wrn
class DraftModification(unittest.TestCase):
@@ -43,7 +40,7 @@ class DraftModification(unittest.TestCase):
This is executed before every test, so we create a document
to hold the objects.
"""
_draw_header()
aux._draw_header()
self.doc_name = self.__class__.__name__
if App.ActiveDocument:
if App.ActiveDocument.Name != self.doc_name:
@@ -160,7 +157,7 @@ class DraftModification(unittest.TestCase):
line2 = Draft.makeLine(c, d)
App.ActiveDocument.recompute()
Draft.trim_objects = _fake_function
Draft.trim_objects = aux._fake_function
obj = Draft.trim_objects(line, line2)
self.assertTrue(obj, "'{}' failed".format(operation))
@@ -181,7 +178,7 @@ class DraftModification(unittest.TestCase):
line2 = Draft.makeLine(c, d)
App.ActiveDocument.recompute()
Draft.extrude = _fake_function
Draft.extrude = aux._fake_function
obj = Draft.extrude(line, line2)
self.assertTrue(obj, "'{}' failed".format(operation))
@@ -577,7 +574,7 @@ class DraftModification(unittest.TestCase):
line = Draft.makeLine(a, b)
direction = Vector(4, 1, 0)
Draft.stretch = _fake_function
Draft.stretch = aux._fake_function
obj = Draft.stretch(line, direction)
self.assertTrue(obj, "'{}' failed".format(operation))

14
src/Mod/Draft/drafttests/test_oca.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, OCA import and export tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,14 +21,14 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, OCA import and export tests."""
import os
import unittest
import FreeCAD as App
import Draft
from .auxiliary import _msg
from .auxiliary import _draw_header
from .auxiliary import _fake_function
import drafttests.auxiliary as aux
from draftutils.messages import _msg
class DraftOCA(unittest.TestCase):
@@ -42,7 +40,7 @@ class DraftOCA(unittest.TestCase):
This is executed before every test, so we create a document
to hold the objects.
"""
_draw_header()
aux._draw_header()
self.doc_name = self.__class__.__name__
if App.ActiveDocument:
if App.ActiveDocument.Name != self.doc_name:
@@ -64,7 +62,7 @@ class DraftOCA(unittest.TestCase):
_msg(" file={}".format(in_file))
_msg(" exists={}".format(os.path.exists(in_file)))
Draft.import_OCA = _fake_function
Draft.import_OCA = aux._fake_function
obj = Draft.import_OCA(in_file)
self.assertTrue(obj, "'{}' failed".format(operation))
@@ -78,7 +76,7 @@ class DraftOCA(unittest.TestCase):
_msg(" file={}".format(out_file))
_msg(" exists={}".format(os.path.exists(out_file)))
Draft.export_OCA = _fake_function
Draft.export_OCA = aux._fake_function
obj = Draft.export_OCA(out_file)
self.assertTrue(obj, "'{}' failed".format(operation))

17
src/Mod/Draft/drafttests/test_pivy.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, Pivy (Coin) tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,14 +21,13 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, Coin (Pivy) tests."""
import unittest
import FreeCAD as App
import FreeCADGui as Gui
from .auxiliary import _msg
from .auxiliary import _draw_header
from .auxiliary import _no_gui
from .auxiliary import _import_test
import drafttests.auxiliary as aux
from draftutils.messages import _msg
class DraftPivy(unittest.TestCase):
@@ -42,7 +39,7 @@ class DraftPivy(unittest.TestCase):
This is executed before every test, so we create a document
to hold the objects.
"""
_draw_header()
aux._draw_header()
self.doc_name = self.__class__.__name__
if App.ActiveDocument:
if App.ActiveDocument.Name != self.doc_name:
@@ -54,16 +51,16 @@ class DraftPivy(unittest.TestCase):
_msg(" Temporary document '{}'".format(self.doc_name))
def test_pivy_import(self):
"""Import Pivy Coin."""
"""Import Coin (Pivy)."""
module = "pivy.coin"
imported = _import_test(module)
imported = aux._import_test(module)
self.assertTrue(imported, "Problem importing '{}'".format(module))
def test_pivy_draw(self):
"""Use Coin (pivy.coin) to draw a cube on the active view."""
module = "pivy.coin"
if not App.GuiUp:
_no_gui(module)
aux._no_gui(module)
self.assertTrue(True)
return

14
src/Mod/Draft/drafttests/test_svg.py
View File

@@ -1,5 +1,3 @@
"""Unit test for the Draft module, SVG import and export tests.
"""
# ***************************************************************************
# * Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2019 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
@@ -23,14 +21,14 @@
# * USA *
# * *
# ***************************************************************************
"""Unit test for the Draft Workbench, SVG import and export tests."""
import os
import unittest
import FreeCAD as App
import Draft
from .auxiliary import _msg
from .auxiliary import _draw_header
from .auxiliary import _fake_function
import drafttests.auxiliary as aux
from draftutils.messages import _msg
class DraftSVG(unittest.TestCase):
@@ -42,7 +40,7 @@ class DraftSVG(unittest.TestCase):
This is executed before every test, so we create a document
to hold the objects.
"""
_draw_header()
aux._draw_header()
self.doc_name = self.__class__.__name__
if App.ActiveDocument:
if App.ActiveDocument.Name != self.doc_name:
@@ -64,7 +62,7 @@ class DraftSVG(unittest.TestCase):
_msg(" file={}".format(in_file))
_msg(" exists={}".format(os.path.exists(in_file)))
Draft.import_SVG = _fake_function
Draft.import_SVG = aux._fake_function
obj = Draft.import_SVG(in_file)
self.assertTrue(obj, "'{}' failed".format(operation))
@@ -78,7 +76,7 @@ class DraftSVG(unittest.TestCase):
_msg(" file={}".format(out_file))
_msg(" exists={}".format(os.path.exists(out_file)))
Draft.export_SVG = _fake_function
Draft.export_SVG = aux._fake_function
obj = Draft.export_SVG(out_file)
self.assertTrue(obj, "'{}' failed".format(operation))