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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 *
# * *
# ***************************************************************************
"""Unit tests for the Draft Workbench, object creation tests."""
## @package test_creation
# \ingroup drafttests
# \brief Unit tests for the Draft Workbench, object creation tests.
## \addtogroup drafttests
# @{
import math
import FreeCAD as App
import Draft
from FreeCAD import Vector
from drafttests import test_base
from draftutils.messages import _msg
class DraftCreation(test_base.DraftTestCaseDoc):
"""Test Draft creation functions."""
def test_line(self):
"""Create a line."""
operation = "Draft Line"
_msg(" Test '{}'".format(operation))
a = Vector(0, 0, 0)
b = Vector(2, 0, 0)
_msg(" a={0}, b={1}".format(a, b))
obj = Draft.make_line(a, b)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_polyline(self):
"""Create a polyline."""
operation = "Draft Wire"
_msg(" Test '{}'".format(operation))
a = Vector(0, 0, 0)
b = Vector(2, 0, 0)
c = Vector(2, 2, 0)
_msg(" a={0}, b={1}".format(a, b))
_msg(" c={}".format(c))
obj = Draft.make_wire([a, b, c])
self.assertTrue(obj, "'{}' failed".format(operation))
def test_fillet(self):
"""Create two lines, and a fillet between them."""
operation = "Draft Fillet"
_msg(" Test '{}'".format(operation))
a = Vector(0, 0, 0)
b = Vector(8, 0, 0)
c = Vector(8, 8, 0)
_msg(" Lines")
_msg(" a={0}, b={1}".format(a, b))
_msg(" b={0}, c={1}".format(b, c))
L1 = Draft.make_line(a, b)
L2 = Draft.make_line(b, c)
self.doc.recompute()
radius = 4
_msg(" Fillet")
_msg(" radius={}".format(radius))
obj = Draft.make_fillet([L1, L2], radius)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_circle(self):
"""Create a circle."""
operation = "Draft Circle"
_msg(" Test '{}'".format(operation))
radius = 3
_msg(" radius={}".format(radius))
obj = Draft.make_circle(radius)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_arc(self):
"""Create a circular arc."""
operation = "Draft Arc"
_msg(" Test '{}'".format(operation))
radius = 2
start_angle = 0
end_angle = 90
_msg(" radius={}".format(radius))
_msg(" startangle={0}, endangle={1}".format(start_angle, end_angle))
obj = Draft.make_circle(radius, startangle=start_angle, endangle=end_angle)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_arc_3points(self):
"""Create a circular arc from three points."""
operation = "Draft Arc 3Points"
_msg(" Test '{}'".format(operation))
a = Vector(5, 0, 0)
b = Vector(4, 3, 0)
c = Vector(0, 5, 0)
_msg(" a={0}, b={1}".format(a, b))
_msg(" c={}".format(c))
obj = Draft.make_arc_3points([a, b, c])
self.assertTrue(obj, "'{}' failed".format(operation))
def test_ellipse(self):
"""Create an ellipse."""
operation = "Draft Ellipse"
_msg(" Test '{}'".format(operation))
a = 5
b = 3
_msg(" major_axis={0}, minor_axis={1}".format(a, b))
obj = Draft.make_ellipse(a, b)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_polygon(self):
"""Create a regular polygon."""
operation = "Draft Polygon"
_msg(" Test '{}'".format(operation))
n_faces = 6
radius = 5
_msg(" n_faces={0}, radius={1}".format(n_faces, radius))
obj = Draft.make_polygon(n_faces, radius)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_rectangle(self):
"""Create a rectangle."""
operation = "Draft Rectangle"
_msg(" Test '{}'".format(operation))
length = 5
width = 2
_msg(" length={0}, width={1}".format(length, width))
obj = Draft.make_rectangle(length, width)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_text(self):
"""Create a text object."""
operation = "Draft Text"
_msg(" Test '{}'".format(operation))
text = "Testing testing"
_msg(" text='{}'".format(text))
obj = Draft.make_text(text)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_dimension_linear_simple(self):
"""Create a simple linear dimension not linked to an object."""
operation = "Draft Dimension"
_msg(" Test '{}'".format(operation))
_msg(" Occasionally crashes")
a = Vector(0, 0, 0)
b = Vector(9, 0, 0)
c = Vector(4, -1, 0)
_msg(" a={0}, b={1}".format(a, b))
_msg(" c={}".format(c))
obj = Draft.make_linear_dimension(a, b, c)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_dimension_linear_obj(self):
"""Create a linear dimension linked to an object."""
operation = "Draft Dimension"
_msg(" Test '{}'".format(operation))
_msg(" Occasionally crashes")
a = Vector(0, 0, 0)
b = Vector(9, 0, 0)
_msg(" a={0}, b={1}".format(a, b))
line = Draft.make_line(a, b)
self.doc.recompute()
obj = Draft.make_linear_dimension_obj(line, i1=1, i2=2, dim_line=Vector(5, 3, 0))
self.assertTrue(obj, "'{}' failed".format(operation))
def test_dimension_radial_obj(self):
"""Create a circle and then a radial and a diameter dimension."""
operation = "Draft Dimension Radial"
_msg(" Test '{}'".format(operation))
radius = 10
start_angle = 0
end_angle = 90
_msg(" radius={}".format(radius))
_msg(" startangle={0}, endangle={1}".format(start_angle, end_angle))
circ = Draft.make_circle(radius, startangle=start_angle, endangle=end_angle)
self.doc.recompute()
obj1 = Draft.make_radial_dimension_obj(
circ, index=1, mode="radius", dim_line=Vector(1, 1, 0)
)
obj2 = Draft.make_radial_dimension_obj(
circ, index=1, mode="diameter", dim_line=Vector(3, 1, 0)
)
self.assertTrue(obj1 and obj2, "'{}' failed".format(operation))
def test_dimension_angular(self):
"""Create an angular dimension between two lines at given angles."""
operation = "Draft Dimension Angular"
_msg(" Test '{}'".format(operation))
_msg(" Occasionally crashes")
center = Vector(0, 0, 0)
angle1 = 20
angle2 = 70
dim_line = Vector(3, 1, 0)
_msg(" center={}".format(center))
_msg(" angle1={0}, angle2={1}".format(angle1, angle2))
_msg(" dim_line={}".format(dim_line))
obj = Draft.make_angular_dimension(center, [angle1, angle2], dim_line)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_bspline(self):
"""Create a BSpline of three points."""
operation = "Draft BSpline"
_msg(" Test '{}'".format(operation))
a = Vector(0, 0, 0)
b = Vector(2, 0, 0)
c = Vector(2, 2, 0)
_msg(" a={0}, b={1}".format(a, b))
_msg(" c={}".format(c))
obj = Draft.make_bspline([a, b, c])
self.assertTrue(obj, "'{}' failed".format(operation))
def test_point(self):
"""Create a point."""
operation = "Draft Point"
_msg(" Test '{}'".format(operation))
p = Vector(5, 3, 2)
_msg(" p.x={0}, p.y={1}, p.z={2}".format(p.x, p.y, p.z))
obj = Draft.make_point(p.x, p.y, p.z)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_shapestring(self):
"""Create a ShapeString."""
operation = "Draft ShapeString"
_msg(" Test '{}'".format(operation))
text = "Test"
fontfile = App.getResourceDir() + "Mod/TechDraw/Resources/fonts/osifont-lgpl3fe.ttf"
_msg(" text='{0}'".format(text))
_msg(" fontfile='{0}'".format(fontfile))
obj = Draft.make_shapestring(text, fontfile)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_facebinder(self):
"""Create a box, and then a facebinder from its faces."""
operation = "Draft Facebinder"
_msg(" Test '{}'".format(operation))
_msg(" In order to test this, a selection is needed")
_msg(" or an App::PropertyLinkSubList")
_msg(" Box")
box = self.doc.addObject("Part::Box")
self.doc.recompute()
# The facebinder function accepts a Gui selection set,
# or a 'PropertyLinkSubList'
# Gui selection set only works when the graphical interface is up
# Gui.Selection.addSelection(box, ('Face1', 'Face6'))
# selection_set = Gui.Selection.getSelectionEx()
# elements = selection_set[0].SubElementNames
# PropertyLinkSubList
selection_set = [(box, ("Face1", "Face6"))]
elements = selection_set[0][1]
_msg(" object='{0}' ({1})".format(box.Shape.ShapeType, box.TypeId))
_msg(" sub-elements={}".format(elements))
obj = Draft.make_facebinder(selection_set)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_cubicbezcurve(self):
"""Create a cubic bezier curve of four points."""
operation = "Draft CubBezCurve"
_msg(" Test '{}'".format(operation))
a = Vector(0, 0, 0)
b = Vector(2, 2, 0)
c = Vector(5, 3, 0)
d = Vector(9, 0, 0)
_msg(" a={0}, b={1}".format(a, b))
_msg(" c={0}, d={1}".format(c, d))
obj = Draft.make_bezcurve([a, b, c, d], degree=3)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_bezcurve(self):
"""Create a bezier curve of six points, degree five."""
operation = "Draft BezCurve"
_msg(" Test '{}'".format(operation))
a = Vector(0, 0, 0)
b = Vector(2, 2, 0)
c = Vector(5, 3, 0)
d = Vector(9, 0, 0)
e = Vector(12, 5, 0)
f = Vector(12, 8, 0)
_msg(" a={0}, b={1}".format(a, b))
_msg(" c={0}, d={1}".format(c, d))
_msg(" e={0}, f={1}".format(e, f))
obj = Draft.make_bezcurve([a, b, c, d, e, f])
self.assertTrue(obj, "'{}' failed".format(operation))
def test_label(self):
"""Create a label."""
operation = "Draft Label"
_msg(" Test '{}'".format(operation))
_msg(" Occasionally crashes")
target_point = Vector(0, 0, 0)
distance = -25
placement = App.Placement(Vector(50, 50, 0), App.Rotation())
_msg(" target_point={0}, " "distance={1}".format(target_point, distance))
_msg(" placement={}".format(placement))
obj = Draft.make_label(target_point=target_point, distance=distance, placement=placement)
self.doc.recompute()
self.assertTrue(obj, "'{}' failed".format(operation))
def test_layer(self):
"""Create a layer, and add a rectangle to it."""
operation = "Draft Layer"
_msg(" Test '{}'".format(operation))
length = 5
width = 2
_msg(" length={0}, width={1}".format(length, width))
rect = Draft.make_rectangle(length, width)
obj = Draft.make_layer()
obj.Proxy.addObject(obj, rect)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_workingplaneproxy(self):
"""Create a working plane proxy."""
operation = "Draft WorkingPlaneProxy"
_msg(" Test '{}'".format(operation))
placement = App.Placement(Vector(10, 20, 0), App.Rotation())
_msg(" placement={}".format(placement))
obj = Draft.make_workingplaneproxy(placement)
self.assertTrue(obj, "'{}' failed".format(operation))
def test_hatch(self):
"""Create a hatch."""
operation = "Draft Hatch"
_msg(" Test '{}'".format(operation))
length = 50
width = 30
_msg(" Rectangle with face")
_msg(" length={0}, width={1}".format(length, width))
rect = Draft.make_rectangle(length, width)
rect.MakeFace = True
self.doc.recompute()
patfile = App.getResourceDir() + "Mod/TechDraw/PAT/FCPAT.pat"
patname = "Horizontal5"
_msg(" patfile='{0}'".format(patfile))
_msg(" patname='{0}'".format(patname))
obj = Draft.make_hatch(rect, patfile, patname, scale=1, rotation=45)
self.doc.recompute()
box = obj.Shape.BoundBox
# A rather high tolerance is required.
obj_is_ok = (
box.Center.isEqual(Vector(length / 2, width / 2, 0), 1e-6)
and math.isclose(box.XLength, length, rel_tol=0, abs_tol=1e-6)
and math.isclose(box.YLength, width, rel_tol=0, abs_tol=1e-6)
)
self.assertTrue(obj_is_ok, "'{}' failed".format(operation))
## @}
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