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30 lines
1.9 KiB
Python
30 lines
1.9 KiB
Python
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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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