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# SPDX-License-Identifier: GPL-2.0-or-later
# <pep8 compliant>
import pathlib
import sys
import unittest
import bpy
args = None
class AbstractUSDTest(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.testdir = args.testdir
def setUp(self):
self.assertTrue(self.testdir.exists(),
'Test dir {0} should exist'.format(self.testdir))
# Make sure we always start with a known-empty file.
bpy.ops.wm.open_mainfile(filepath=str(self.testdir / "empty.blend"))
class USDImportTest(AbstractUSDTest):
def test_import_prim_hierarchy(self):
"""Test importing a simple object hierarchy from a USDA file."""
infile = str(self.testdir / "prim-hierarchy.usda")
res = bpy.ops.wm.usd_import(filepath=infile)
self.assertEqual({'FINISHED'}, res)
objects = bpy.context.scene.collection.objects
self.assertEqual(5, len(objects))
# Test the hierarchy.
self.assertIsNone(objects['World'].parent)
self.assertEqual(objects['World'], objects['Plane'].parent)
self.assertEqual(objects['World'], objects['Plane_001'].parent)
self.assertEqual(objects['World'], objects['Empty'].parent)
self.assertEqual(objects['Empty'], objects['Plane_002'].parent)
def main():
global args
import argparse
if '--' in sys.argv:
argv = [sys.argv[0]] + sys.argv[sys.argv.index('--') + 1:]
else:
argv = sys.argv
parser = argparse.ArgumentParser()
parser.add_argument('--testdir', required=True, type=pathlib.Path)
args, remaining = parser.parse_known_args(argv)
unittest.main(argv=remaining)
if __name__ == "__main__":
main()
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