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# SPDX-FileCopyrightText: 2025 Blender Authors
#
# SPDX-License-Identifier: GPL-2.0-or-later */
import unittest
import bpy
from mathutils import Vector
class ClosestPointOnMeshTest(unittest.TestCase):
def test_function_finds_closest_point_successfully(self):
"""Test that attempting to find the closest point succeeds and returns the correct location."""
bpy.ops.wm.read_factory_settings(use_empty=True)
bpy.ops.mesh.primitive_cube_add()
ret_val = bpy.context.scene.objects[0].closest_point_on_mesh(Vector((0.0, 0.0, 2.0)))
self.assertTrue(ret_val[0])
self.assertEqual(ret_val[1], Vector((0.0, 0.0, 1.0)))
class RemeshTest(unittest.TestCase):
def setUp(self):
bpy.ops.wm.read_factory_settings(use_empty=True)
bpy.ops.ed.undo_push()
bpy.ops.mesh.primitive_cube_add()
bpy.ops.sculpt.sculptmode_toggle()
def test_operator_remeshes_basic_cube(self):
"""Test that using the operator with default settings creates a mesh with the expected amount of vertices."""
mesh = bpy.context.object.data
mesh.remesh_voxel_size = 0.1
ret_val = bpy.ops.object.voxel_remesh()
self.assertEqual({'FINISHED'}, ret_val)
num_vertices = mesh.attributes.domain_size('POINT')
self.assertEqual(num_vertices, 2648)
def test_operator_doesnt_run_with_0_voxel_size(self):
"""Test that using the operator returns an error to the user with a voxel size of 0."""
mesh = bpy.context.object.data
mesh.remesh_voxel_size = 0
with self.assertRaises(RuntimeError):
bpy.ops.object.voxel_remesh()
if __name__ == '__main__':
import sys
sys.argv = [__file__] + (sys.argv[sys.argv.index("--") + 1:] if "--" in sys.argv else [])
unittest.main()
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