Removing a property set now also removes properties

src/ifcopenshell-python/test/api/pset/test_remove_pset.py

@@ -0,0 +1,59 @@
+# 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 test.bootstrap
+import ifcopenshell.api
+
+
+class TestRemovePset(test.bootstrap.IFC4):
+    def test_removing_pset(self):
+        element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
+        pset = ifcopenshell.api.run("pset.add_pset", self.file, product=element, name="Foo_Bar")
+        assert len(self.file.by_type("IfcRelDefinesByProperties")) == 1
+        ifcopenshell.api.run("pset.remove_pset", self.file, product=element, pset=pset)
+        assert len(self.file.by_type("IfcRelDefinesByProperties")) == 0
+        assert len(self.file.by_type("IfcPropertySet")) == 0
+
+    def test_only_unassigning_if_pset_is_used_by_other_elements(self):
+        element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
+        element2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
+        pset = ifcopenshell.api.run("pset.add_pset", self.file, product=element, name="Foo_Bar")
+        rel = self.file.by_type("IfcRelDefinesByProperties")[0]
+        rel.RelatedObjects = [element, element2]
+        assert len(self.file.by_type("IfcRelDefinesByProperties")) == 1
+        ifcopenshell.api.run("pset.remove_pset", self.file, product=element, pset=pset)
+        assert ifcopenshell.util.element.get_psets(element) == {}
+        assert "Foo_Bar" in ifcopenshell.util.element.get_psets(element2)
+
+    def test_removing_a_pset_with_properties(self):
+        element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
+        pset = ifcopenshell.api.run("pset.add_pset", self.file, product=element, name="Foo_Bar")
+        ifcopenshell.api.run("pset.edit_pset", self.file, pset=pset, properties={"Foo": "Bar"})
+        ifcopenshell.api.run("pset.remove_pset", self.file, product=element, pset=pset)
+        assert len(self.file.by_type("IfcRelDefinesByProperties")) == 0
+        assert len(self.file.by_type("IfcPropertySet")) == 0
+        assert len(self.file.by_type("IfcPropertySingleValue")) == 0
+
+    def test_removing_a_qto_with_quantities(self):
+        element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
+        qto = ifcopenshell.api.run("pset.add_qto", self.file, product=element, name="Foo_Bar")
+        ifcopenshell.api.run("pset.edit_qto", self.file, qto=qto, properties={"Foo": 42})
+        ifcopenshell.api.run("pset.remove_pset", self.file, product=element, pset=qto)
+        assert len(self.file.by_type("IfcRelDefinesByProperties")) == 0
+        assert len(self.file.by_type("IfcQuantitySet")) == 0
+        assert len(self.file.by_type("IfcPhysicalSimpleQuantity")) == 0