Fix bug where removing addresses and roles could leave other elements in invalid states, "IfcPersonAndOrganization"

src/ifcopenshell-python/test/api/owner/test_remove_address.py

@@ -9,3 +9,17 @@ class TestRemoveAddress(test.bootstrap.IFC4):
         ifcopenshell.api.run("owner.remove_address", self.file, address=postal)
         ifcopenshell.api.run("owner.remove_address", self.file, address=telecom)
         assert len(self.file.by_type("IfcAddress")) == 0
+
+    def test_ensuring_organisation_cardinality_is_valid(self):
+        address = self.file.createIfcPostalAddress()
+        organisation = self.file.createIfcOrganization()
+        organisation.Addresses = [address]
+        ifcopenshell.api.run("owner.remove_address", self.file, address=address)
+        assert organisation.Addresses is None
+
+    def test_ensuring_person_cardinality_is_valid(self):
+        address = self.file.createIfcPostalAddress()
+        person = self.file.createIfcPerson()
+        person.Addresses = [address]
+        ifcopenshell.api.run("owner.remove_address", self.file, address=address)
+        assert person.Addresses is None