2022-01-19 12:18:33 +11:00
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# IfcOpenShell - IFC toolkit and geometry engine
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# Copyright (C) 2021 Dion Moult <dion@thinkmoult.com>
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#
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# This file is part of IfcOpenShell.
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#
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# IfcOpenShell is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# IfcOpenShell is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
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2021-10-06 14:11:54 +11:00
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import pytest
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import test.bootstrap
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import ifcopenshell.api
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import ifcopenshell.util.element
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class TestUnassignObject(test.bootstrap.IFC4):
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def test_unassigning_an_object(self):
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element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcSite")
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subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
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ifcopenshell.api.run("aggregate.assign_object", self.file, product=subelement, relating_object=element)
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ifcopenshell.api.run("aggregate.unassign_object", self.file, product=subelement)
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assert ifcopenshell.util.element.get_aggregate(subelement) is None
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def test_the_rel_is_kept_if_there_are_more_decomposed_elements(self):
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element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcSite")
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subelement2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
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subelement1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
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ifcopenshell.api.run("aggregate.assign_object", self.file, product=subelement1, relating_object=element)
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ifcopenshell.api.run("aggregate.assign_object", self.file, product=subelement2, relating_object=element)
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ifcopenshell.api.run("aggregate.unassign_object", self.file, product=subelement1)
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assert len(self.file.by_type("IfcRelAggregates")) == 1
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def test_the_rel_is_purged_if_there_are_no_more_decomposed_elements(self):
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element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcSite")
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subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
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ifcopenshell.api.run("aggregate.assign_object", self.file, product=subelement, relating_object=element)
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ifcopenshell.api.run("aggregate.unassign_object", self.file, product=subelement)
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assert len(self.file.by_type("IfcRelAggregates")) == 0
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