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New unassign aggregate feature.

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This commit is contained in:
Dion Moult
2021-10-06 14:11:54 +11:00
parent 3aa36dd4b7
commit 9508858fcb
11 changed files with 115 additions and 7 deletions
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src/ifcopenshell-python/test/api/aggregate/test_unassign_object.py
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import pytest
import test.bootstrap
import ifcopenshell.api
import ifcopenshell.util.element
class TestUnassignObject(test.bootstrap.IFC4):
def test_unassigning_an_object(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcSite")
subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
ifcopenshell.api.run("aggregate.assign_object", self.file, product=subelement, relating_object=element)
ifcopenshell.api.run("aggregate.unassign_object", self.file, product=subelement)
assert ifcopenshell.util.element.get_aggregate(subelement) is None
def test_the_rel_is_kept_if_there_are_more_decomposed_elements(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcSite")
subelement2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
subelement1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
ifcopenshell.api.run("aggregate.assign_object", self.file, product=subelement1, relating_object=element)
ifcopenshell.api.run("aggregate.assign_object", self.file, product=subelement2, relating_object=element)
ifcopenshell.api.run("aggregate.unassign_object", self.file, product=subelement1)
assert len(self.file.by_type("IfcRelAggregates")) == 1
def test_the_rel_is_purged_if_there_are_no_more_decomposed_elements(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcSite")
subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
ifcopenshell.api.run("aggregate.assign_object", self.file, product=subelement, relating_object=element)
ifcopenshell.api.run("aggregate.unassign_object", self.file, product=subelement)
assert len(self.file.by_type("IfcRelAggregates")) == 0