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#1375 #2317 add API support for referencing in spatial structures

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Dion Moult
2022-08-19 18:43:39 +10:00
parent 9512075506
commit 520e7653e4
6 changed files with 250 additions and 17 deletions
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src/ifcopenshell-python/test/api/spatial/test_dereference_structure.py
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# IfcOpenShell - IFC toolkit and geometry engine
# Copyright (C) 2022 Dion Moult <dion@thinkmoult.com>
#
# This file is part of IfcOpenShell.
#
# IfcOpenShell is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# IfcOpenShell is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
import pytest
import test.bootstrap
import ifcopenshell.api
import ifcopenshell.util.element
class TestDereferenceStructure(test.bootstrap.IFC4):
def test_removing_a_container(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
ifcopenshell.api.run("spatial.reference_structure", self.file, product=subelement, relating_structure=element)
ifcopenshell.api.run("spatial.dereference_structure", self.file, product=subelement, relating_structure=element)
assert ifcopenshell.util.element.get_referenced_structures(subelement) == []
def test_doing_nothing_if_no_container(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
ifcopenshell.api.run("spatial.dereference_structure", self.file, product=subelement, relating_structure=element)
assert ifcopenshell.util.element.get_referenced_structures(subelement) == []
def test_updating_the_rel_when_a_reference_is_removed_with_multipled_elements(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
subelement1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
subelement2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
ifcopenshell.api.run("spatial.reference_structure", self.file, product=subelement1, relating_structure=element)
ifcopenshell.api.run("spatial.reference_structure", self.file, product=subelement2, relating_structure=element)
ifcopenshell.api.run("spatial.dereference_structure", self.file, product=subelement1, relating_structure=element)
assert self.file.by_type("IfcRelReferencedInSpatialStructure")[0].RelatedElements == (subelement2,)
def test_deleting_the_rel_when_a_container_is_removed_with_no_elements(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
ifcopenshell.api.run("spatial.reference_structure", self.file, product=subelement, relating_structure=element)
ifcopenshell.api.run("spatial.dereference_structure", self.file, product=subelement, relating_structure=element)
assert len(self.file.by_type("IfcRelReferencedInSpatialStructure")) == 0
src/ifcopenshell-python/test/api/spatial/test_reference_structure.py
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# IfcOpenShell - IFC toolkit and geometry engine
# Copyright (C) 2022 Dion Moult <dion@thinkmoult.com>
#
# This file is part of IfcOpenShell.
#
# IfcOpenShell is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# IfcOpenShell is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
import pytest
import test.bootstrap
import ifcopenshell.api
import ifcopenshell.util.element
class TestReferenceStructure(test.bootstrap.IFC4):
def test_referencing_a_structure(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
rel = ifcopenshell.api.run(
"spatial.reference_structure", self.file, product=subelement, relating_structure=element
)
assert ifcopenshell.util.element.get_referenced_structures(subelement) == [element]
assert rel.is_a("IfcRelReferencedInSpatialStructure")
def test_doing_nothing_if_the_structure_is_already_referenced(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
subelement = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
ifcopenshell.api.run("spatial.reference_structure", self.file, product=subelement, relating_structure=element)
total_elements = len([e for e in self.file])
ifcopenshell.api.run("spatial.reference_structure", self.file, product=subelement, relating_structure=element)
assert len([e for e in self.file]) == total_elements
def test_that_old_relationships_are_updated_if_they_still_contain_elements(self):
element1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcBuilding")
subelement1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
subelement2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
ifcopenshell.api.run("spatial.reference_structure", self.file, product=subelement1, relating_structure=element1)
ifcopenshell.api.run("spatial.reference_structure", self.file, product=subelement2, relating_structure=element1)
rel = subelement1.ReferencedInStructures[0]
assert len(rel.RelatedElements) == 2