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blender/tests/python/view_layer/test_group_b.py

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# ############################################################
# Importing - Same For All Render Layer Tests
# ############################################################
import unittest
import os
import sys
from view_layer_common import *
# ############################################################
# Testing
# ############################################################
class UnitTesting(ViewLayerTesting):
def test_group_create_basic(self):
"""
See if the creation of new groups is preserving visibility flags
from the original collections.
"""
import bpy
scene = bpy.context.scene
# clean slate
self.cleanup_tree()
master_collection = scene.master_collection
grandma = master_collection.collections.new('бабушка')
mom = grandma.collections.new('матушка')
child = bpy.data.objects.new("Child", None)
mom.objects.link(child)
grandma_layer_collection = scene.view_layers[0].collections.link(grandma)
mom_layer_collection = grandma_layer_collection.collections[0]
grandma_layer_collection.hide = False
grandma_layer_collection.hide = False
mom_layer_collection.hide = True
mom_layer_collection.hide_select = False
# update depsgraph
scene.update()
# create group
group = grandma_layer_collection.create_group()
# update depsgraph
scene.update()
# compare
self.assertEqual(len(group.view_layer.collections), 1)
grandma_group_layer = group.view_layer.collections[0]
self.assertEqual(grandma_group_layer.hide, False)
self.assertEqual(grandma_group_layer.hide_select, False)
self.assertEqual(len(grandma_group_layer.collections), 1)
mom_group_layer = grandma_group_layer.collections[0]
self.assertEqual(mom_group_layer.hide, True)
self.assertEqual(mom_group_layer.hide_select, False)
# ############################################################
# Main - Same For All Render Layer Tests
# ############################################################
if __name__ == '__main__':
UnitTesting._extra_arguments = setup_extra_arguments(__file__)
unittest.main()