def test_extruded_shape_with_overlap_volume(self):
"""creates two overlapping extruded shapes at different placement angles using
straight connections and checks that their volume is correct"""
test_shape = ExtrudeStraightShape(points=[(0, 0), (0, 20), (10, 20),
(10, 0)],
distance=10)
test_shape.azimuth_placement_angle = [0, 90, 180, 270]
assert test_shape.volume == pytest.approx((10 * 20 * 10 * 4) -
(5 * 20 * 5 * 4))
def test_absolute_shape_volume(self):
"""creates an extruded shape at one placement angle using straight connections
and checks that the volume is correct"""
test_shape = ExtrudeStraightShape(points=[(0, 0), (0, 20), (20, 20),
(20, 0)],
distance=30)
test_shape.create_solid()
assert test_shape.solid is not None
assert test_shape.volume == pytest.approx(20 * 20 * 30)
def test_rotation_angle(self):
"""creates an extruded shape with a rotation_angle < 360 and checks that the
correct cut is performed and the volume is correct"""
test_shape = ExtrudeStraightShape(
points=[(50, 0), (50, 20), (70, 20), (70, 0)],
distance=50,
azimuth_placement_angle=[0, 45, 90, 135, 180, 225, 270, 315, 360])
test_volume = test_shape.volume
test_shape.rotation_angle = 180
assert test_shape.volume == pytest.approx(test_volume * 0.5)
def test_hash_value_update(self):
"""tests that the hash_value of the shape is not updated until a new solid has been created"""
test_shape = ExtrudeStraightShape(points=[(0, 0), (0, 20), (20, 20)],
distance=20)
test_shape.solid
assert test_shape.hash_value is not None
initial_hash_value = test_shape.hash_value
test_shape.distance = 30
assert test_shape.hash_value == initial_hash_value
test_shape.solid
assert test_shape.hash_value != initial_hash_value
def test_extruded_shape_relative_volume(self):
"""creates two extruded shapes at different placement angles using straight
connections and checks that their relative volumes are correct"""
test_shape = ExtrudeStraightShape(points=[(5, 0), (5, 20), (15, 20),
(15, 0)],
distance=10)
test_shape.azimuth_placement_angle = 0
assert test_shape.volume == pytest.approx(10 * 20 * 10 * 1)
test_shape.azimuth_placement_angle = [0, 90, 180, 270]
assert test_shape.volume == pytest.approx(10 * 20 * 10 * 4)
def test_extruded_shape_volume(self):
"""creates an extruded shape with multiple placement angles using straight \
connections and checks the volume is correct"""
test_shape = ExtrudeStraightShape(points=[(5, 0), (5, 20), (15, 20),
(15, 0)],
distance=10)
test_shape.azimuth_placement_angle = 0
assert test_shape.volume == pytest.approx(10 * 20 * 10 * 1)
test_shape.azimuth_placement_angle = [0, 90, 180, 270]
assert test_shape.volume == pytest.approx(10 * 20 * 10 * 4)
def test_intersect_volume_2_shapes(self):
"""creates two extruded shapes using straight connections with the second shape
intersecting the first and checks that the volume is correct"""
test_shape1 = ExtrudeStraightShape(points=[(10, 10), (10, 30),
(30, 30), (30, 10)],
distance=30)
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20), (20, 0)],
distance=30,
intersect=test_shape1,
)
assert test_shape.solid is not None
assert test_shape.volume == pytest.approx(20 * 20 * 30 * 0.25)
def test_conditional_solid_reconstruction(self):
"""tests that a new cadquery solid with a new unique hash is constructed when .solid is called again after changes have been made to the shape"""
test_shape = ExtrudeStraightShape(points=[(0, 0), (0, 20), (20, 20)],
distance=20)
assert test_shape.solid is not None
assert test_shape.hash_value is not None
initial_hash_value = test_shape.hash_value
test_shape.distance = 30
assert test_shape.solid is not None
assert test_shape.hash_value is not None
assert initial_hash_value != test_shape.hash_value
def __init__(self,
thickness: float,
gap_size: float,
height: Optional[float] = 2000.,
width: Optional[float] = 2000.,
azimuth_placement_angle=[
0., 36., 72., 108., 144., 180., 216., 252., 288., 324.
],
stp_filename: Optional[str] = "BlanketCutterParallels.stp",
stl_filename: Optional[str] = "BlanketCutterParallels.stl",
name: Optional[str] = "blanket_cutter_parallels",
material_tag: Optional[str] = "blanket_cutter_parallels_mat",
**kwargs) -> None:
self.main_cutting_shape = \
ExtrudeStraightShape(
distance=gap_size / 2.0,
azimuth_placement_angle=azimuth_placement_angle,
)
self.gap_size = gap_size
self.thickness = thickness
super().__init__(distance=self.distance,
azimuth_placement_angle=azimuth_placement_angle,
stp_filename=stp_filename,
stl_filename=stl_filename,
name=name,
material_tag=material_tag,
**kwargs)
self.height = height
self.width = width
def test_intersect_volume(self):
"""Creates an ExtrudeStraightShape with another ExtrudeStraightShape intersected
and checks that the volume is correct."""
intersected_shape = ExtrudeStraightShape(
points=[(0, 10), (0, 30), (20, 30), (20, 10)], distance=30,
intersect=self.test_shape
)
assert intersected_shape.volume == pytest.approx(10 * 20 * 30)
def test_union_volume(self):
"""Creates a union of two ExtrudeStraightShapes and checks that the volume is
correct."""
unioned_shape = ExtrudeStraightShape(
points=[(0, 10), (0, 30), (20, 30), (20, 10)], distance=30,
union=self.test_shape
)
assert unioned_shape.volume == pytest.approx(30 * 20 * 30)
def __init__(self, magnet, inner_offset, outer_offset,
vertical_section_offset, **kwargs):
self.magnet = magnet
super().__init__(**kwargs)
self.inner_offset = inner_offset
self.outer_offset = outer_offset
self.vertical_section_offset = vertical_section_offset
self.leg_shape = ExtrudeStraightShape(
distance=self.distance,
azimuth_placement_angle=self.azimuth_placement_angle)
def test_intersect_volume_3_extruded_shapes(self):
"""creates three different extruded shapes using straight connections with the
second and third shapes intersecting the first and checks that the volume is
correct"""
test_shape1 = ExtrudeStraightShape(points=[(10, 10), (10, 30),
(30, 30), (30, 10)],
distance=10)
test_shape2 = ExtrudeStraightShape(points=[(10, 10), (10, 30),
(30, 30), (30, 10)],
distance=3)
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20), (20, 0)],
distance=30,
intersect=[test_shape1, test_shape2],
)
assert test_shape.solid is not None
assert test_shape.volume == pytest.approx(20 * 20 * 30 * 0.25 * 0.1)
def test_initial_solid_construction(self):
"""tests that a cadquery solid with a unique hash is constructed when .solid is called"""
test_shape = ExtrudeStraightShape(points=[(0, 0), (0, 20), (20, 20),
(20, 0)],
distance=20)
assert test_shape.hash_value is None
assert test_shape.solid is not None
assert type(test_shape.solid).__name__ == "Workplane"
assert test_shape.hash_value is not None
def test_cut_volume(self):
"""Creates an ExtrudeStraightShape with another ExtrudeStraightShape cut out
and checks that the volume is correct."""
shape_with_cut = ExtrudeStraightShape(
points=[(0, 0), (0, 40), (40, 40), (40, 0)], distance=40,
cut=self.test_shape
)
assert shape_with_cut.volume == pytest.approx(
(40 * 40 * 40) - (20 * 20 * 30)
)
def test_cut_volume(self):
"""creates an extruded shape using straight connections with another shape cut
out and checks that the volume is correct"""
inner_shape = ExtrudeStraightShape(points=[(5, 5), (5, 10), (10, 10),
(10, 5)],
distance=30)
outer_shape = ExtrudeStraightShape(points=[(3, 3), (3, 12), (12, 12),
(12, 3)],
distance=30)
outer_shape_with_cut = ExtrudeStraightShape(
points=[(3, 3), (3, 12), (12, 12), (12, 3)],
cut=inner_shape,
distance=30,
)
assert inner_shape.volume == pytest.approx(5 * 5 * 30)
assert outer_shape.volume == pytest.approx(9 * 9 * 30)
assert outer_shape_with_cut.volume == pytest.approx(
(9 * 9 * 30) - (5 * 5 * 30), abs=0.1)
def test_solid_return(self):
"""tests that the same cadquery solid with the same unique hash is returned when shape.solid is called again when no changes have been made to the shape"""
test_shape = ExtrudeStraightShape(points=[(0, 0), (0, 20), (20, 20),
(20, 0)],
distance=20)
assert test_shape.solid is not None
assert test_shape.hash_value is not None
initial_hash_value = test_shape.hash_value
assert test_shape.solid is not None
assert test_shape.hash_value is not None
assert initial_hash_value == test_shape.hash_value
def test_conditional_solid_reconstruction_parameters(self):
"""tests that a new cadquery solid with a new unique hash is created when the shape properties of points, distance, workplane, name, color, material_tag, stp_filename, azimuth_placement_angle or cut are changed"""
# points
test_shape = ExtrudeStraightShape(points=[(0, 0), (0, 20), (20, 20)],
distance=20)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.points = [(0, 0), (10, 30), (15, 50), (25, 5), (15, 0)]
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# distance
test_shape = ExtrudeStraightShape(points=[(0, 0), (0, 20), (20, 20)],
distance=20)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.distance = 30
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# workplane
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20)],
distance=20,
workplane="XZ",
)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.workplane = "YZ"
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# name
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20)],
distance=20,
name='test_name',
)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.name = 'new_name'
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# color
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20)],
distance=20,
color=[0.5, 0.5, 0.5],
)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.color = [0.1, 0.2, 0.8]
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# material_tag
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20)],
distance=20,
material_tag='test_material',
)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.material_tag = 'new_material'
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# stp_filename
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20)],
distance=20,
stp_filename='test_filename.stp',
)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.stp_filename = 'new_filename.stp'
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# azimuth_placement_angle
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20)],
distance=20,
azimuth_placement_angle=0,
)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.azimuth_placement_angle = 180
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# cut
cut_shape = ExtrudeStraightShape(points=[(5, 5), (5, 15), (15, 15)],
distance=5)
test_shape = ExtrudeStraightShape(
points=[(0, 0), (0, 20), (20, 20)],
distance=20,
)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.cut = cut_shape
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
def setUp(self):
self.test_shape = ExtrudeStraightShape(
points=[(10, 10), (10, 30), (30, 30), (30, 10)], distance=30
)
class TestExtrudeStraightShape(unittest.TestCase):
def setUp(self):
self.test_shape = ExtrudeStraightShape(
points=[(10, 10), (10, 30), (30, 30), (30, 10)], distance=30
)
def test_default_parameters(self):
"""Checks that the default parameters of an ExtrudeStraightShape are correct."""
assert self.test_shape.rotation_angle == 360
assert self.test_shape.stp_filename == "ExtrudeStraightShape.stp"
assert self.test_shape.stl_filename == "ExtrudeStraightShape.stl"
assert self.test_shape.extrude_both
def test_absolute_shape_volume(self):
"""Creates an ExtrudeStraightShape and checks that the volume is correct."""
assert self.test_shape.solid is not None
assert self.test_shape.volume == pytest.approx(20 * 20 * 30)
def test_absolute_shape_areas(self):
"""Creates an ExtrudeStraightShape and checks that the volume is correct."""
assert self.test_shape.area == pytest.approx(
(20 * 20 * 2) + (20 * 30 * 4)
)
assert len(self.test_shape.areas) == 6
assert self.test_shape.areas.count(pytest.approx(20 * 20)) == 2
assert self.test_shape.areas.count(pytest.approx(20 * 30)) == 4
def test_relative_shape_volume(self):
"""Creates two ExtrudeStraightShapes and checks that their relative volumes
are correct."""
test_volume = self.test_shape.volume
self.test_shape.azimuth_placement_angle = [0, 90, 180, 270]
self.test_shape.rotation_axis = "Y"
assert self.test_shape.volume == pytest.approx(test_volume * 4)
def test_cut_volume(self):
"""Creates an ExtrudeStraightShape with another ExtrudeStraightShape cut out
and checks that the volume is correct."""
shape_with_cut = ExtrudeStraightShape(
points=[(0, 0), (0, 40), (40, 40), (40, 0)], distance=40,
cut=self.test_shape
)
assert shape_with_cut.volume == pytest.approx(
(40 * 40 * 40) - (20 * 20 * 30)
)
def test_union_volume(self):
"""Creates a union of two ExtrudeStraightShapes and checks that the volume is
correct."""
unioned_shape = ExtrudeStraightShape(
points=[(0, 10), (0, 30), (20, 30), (20, 10)], distance=30,
union=self.test_shape
)
assert unioned_shape.volume == pytest.approx(30 * 20 * 30)
def test_intersect_volume(self):
"""Creates an ExtrudeStraightShape with another ExtrudeStraightShape intersected
and checks that the volume is correct."""
intersected_shape = ExtrudeStraightShape(
points=[(0, 10), (0, 30), (20, 30), (20, 10)], distance=30,
intersect=self.test_shape
)
assert intersected_shape.volume == pytest.approx(10 * 20 * 30)
def test_rotation_angle(self):
"""Creates an ExtrudeStraightShape with a rotation_angle < 360 and checks that
the correct cut is performed and the volume is correct."""
self.test_shape.azimuth_placement_angle = [45, 135, 225, 315]
self.rotation_axis = "Y"
test_volume = self.test_shape.volume
self.test_shape.rotation_angle = 180
assert self.test_shape.volume == pytest.approx(
test_volume * 0.5, rel=0.01)
def test_extrude_both(self):
"""Creates an ExtrudeStraightShape with extrude_both = True and False and checks
that the volumes are correct."""
test_volume_extrude_both = self.test_shape.volume
self.test_shape.extrude_both = False
assert self.test_shape.volume == pytest.approx(
test_volume_extrude_both)
def test_export_stp(self):
"""Exports and stp file with mode = solid and wire and checks
that the outputs exist and relative file sizes are correct."""
os.system("rm test_solid.stp test_solid2.stp test_wire.stp")
self.test_shape.export_stp('test_solid.stp', mode='solid')
self.test_shape.export_stp('test_solid2.stp')
self.test_shape.export_stp('test_wire.stp', mode='wire')
assert Path("test_solid.stp").exists() is True
assert Path("test_solid2.stp").exists() is True
assert Path("test_wire.stp").exists() is True
assert Path("test_solid.stp").stat().st_size == \
Path("test_solid2.stp").stat().st_size
assert Path("test_wire.stp").stat().st_size < \
Path("test_solid2.stp").stat().st_size
os.system("rm test_solid.stp test_solid2.stp test_wire.stp")
class TestExtrudeStraightShape(unittest.TestCase):
def setUp(self):
self.test_shape = ExtrudeStraightShape(
points=[(10, 10), (10, 30), (30, 30), (30, 10)], distance=30
)
def test_default_parameters(self):
"""Checks that the default parameters of an ExtrudeStraightShape are correct."""
assert self.test_shape.rotation_angle == 360
assert self.test_shape.stp_filename == "ExtrudeStraightShape.stp"
assert self.test_shape.stl_filename == "ExtrudeStraightShape.stl"
assert self.test_shape.extrude_both
def test_absolute_shape_volume(self):
"""Creates an ExtrudeStraightShape and checks that the volume is correct."""
assert self.test_shape.solid is not None
assert self.test_shape.volume == pytest.approx(20 * 20 * 30)
def test_absolute_shape_areas(self):
"""Creates an ExtrudeStraightShape and checks that the volume is correct."""
assert self.test_shape.area == pytest.approx(
(20 * 20 * 2) + (20 * 30 * 4)
)
assert len(self.test_shape.areas) == 6
assert self.test_shape.areas.count(pytest.approx(20 * 20)) == 2
assert self.test_shape.areas.count(pytest.approx(20 * 30)) == 4
def test_relative_shape_volume(self):
"""Creates two ExtrudeStraightShapes and checks that their relative volumes
are correct."""
test_volume = self.test_shape.volume
self.test_shape.azimuth_placement_angle = [0, 90, 180, 270]
self.test_shape.rotation_axis = "Y"
assert self.test_shape.volume == pytest.approx(test_volume * 4)
def test_cut_volume(self):
"""Creates an ExtrudeStraightShape with another ExtrudeStraightShape cut out
and checks that the volume is correct."""
shape_with_cut = ExtrudeStraightShape(
points=[(0, 0), (0, 40), (40, 40), (40, 0)], distance=40,
cut=self.test_shape
)
assert shape_with_cut.volume == pytest.approx(
(40 * 40 * 40) - (20 * 20 * 30)
)
def test_union_volume(self):
"""Creates a union of two ExtrudeStraightShapes and checks that the volume is
correct."""
unioned_shape = ExtrudeStraightShape(
points=[(0, 10), (0, 30), (20, 30), (20, 10)], distance=30,
union=self.test_shape
)
assert unioned_shape.volume == pytest.approx(30 * 20 * 30)
def test_intersect_volume(self):
"""Creates an ExtrudeStraightShape with another ExtrudeStraightShape intersected
and checks that the volume is correct."""
intersected_shape = ExtrudeStraightShape(
points=[(0, 10), (0, 30), (20, 30), (20, 10)], distance=30,
intersect=self.test_shape
)
assert intersected_shape.volume == pytest.approx(10 * 20 * 30)
def test_rotation_angle(self):
"""Creates an ExtrudeStraightShape with a rotation_angle < 360 and checks that
the correct cut is performed and the volume is correct."""
self.test_shape.azimuth_placement_angle = [45, 135, 225, 315]
self.rotation_axis = "Y"
test_volume = self.test_shape.volume
self.test_shape.rotation_angle = 180
assert self.test_shape.volume == pytest.approx(
test_volume * 0.5, rel=0.01)
def test_extrude_both(self):
"""Creates an ExtrudeStraightShape with extrude_both = True and False and checks
that the volumes are correct."""
test_volume_extrude_both = self.test_shape.volume
self.test_shape.extrude_both = False
assert self.test_shape.volume == pytest.approx(
test_volume_extrude_both)
def test_export_stp(self):
"""Exports and stp file with mode = solid and wire and checks
that the outputs exist and relative file sizes are correct."""
os.system("rm test_solid.stp test_solid2.stp test_wire.stp")
self.test_shape.export_stp('test_solid.stp', mode='solid')
self.test_shape.export_stp('test_solid2.stp')
self.test_shape.export_stp('test_wire.stp', mode='wire')
assert Path("test_solid.stp").exists() is True
assert Path("test_solid2.stp").exists() is True
assert Path("test_wire.stp").exists() is True
assert Path("test_solid.stp").stat().st_size == \
Path("test_solid2.stp").stat().st_size
assert Path("test_wire.stp").stat().st_size < \
Path("test_solid2.stp").stat().st_size
os.system("rm test_solid.stp test_solid2.stp test_wire.stp")
def test_incorrect_points_input(self):
"""Checks that an error is raised when the points are input with the
connection"""
def incorrect_points_definition():
self.test_shape.points = [
(10, 10, 'straight'),
(10, 30, 'straight'),
(30, 30, 'straight'),
(30, 10, 'straight')
]
self.assertRaises(
ValueError,
incorrect_points_definition
)
def test_export_html_with_different_workplanes(self):
"""Checks that all the workplanes produce an html file when using the
export_html method and that the axis have the correct labels"""
os.system("rm *.html")
for workplane in ["XY", "YZ", "XZ", "YX", "ZY", "ZX"]:
self.test_shape.workplane = workplane
fig = self.test_shape.export_html(workplane + ".html")
assert Path(workplane + ".html").exists() is True
assert fig.layout.xaxis.title['text'] == workplane[0]
assert fig.layout.yaxis.title['text'] == workplane[1]