project.unassign_declaration - support batching #4474

2026-08-10 01:41:57 +00:00 · 2024-05-03 14:58:32 +05:00
parent de690a385c
commit ac29e152bb
10 changed files with 138 additions and 25 deletions
@@ -0,0 +1,82 @@
+# IfcOpenShell - IFC toolkit and geometry engine
+# Copyright (C) 2021 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
+from typing import Union
+
+
+# NOTE: supported only in IFC4+
+class TestUnassignDeclaration(test.bootstrap.IFC4):
+    def get_context(self, definition: ifcopenshell.entity_instance) -> Union[ifcopenshell.entity_instance, None]:
+        rel = next(iter(definition.HasContext), None)
+        if rel is not None:
+            return rel.RelatingContext
+
+    def test_unassigning_a_definition(self):
+        library = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcProjectLibrary")
+        element_type = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
+        element_type2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
+        ifcopenshell.api.run(
+            "project.assign_declaration", self.file, definitions=[element_type, element_type2], relating_context=library
+        )
+        ifcopenshell.api.run(
+            "project.unassign_declaration",
+            self.file,
+            definitions=[element_type, element_type2],
+            relating_context=library,
+        )
+        assert self.get_context(element_type) == None
+        assert len(self.file.by_type("IfcRelDeclares")) == 0
+
+    def test_doing_nothing_if_there_was_no_declaration(self):
+        library = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcProjectLibrary")
+        element_type = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
+        element_type2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
+        ifcopenshell.api.run(
+            "project.unassign_declaration",
+            self.file,
+            definitions=[element_type, element_type2],
+            relating_context=library,
+        )
+        assert self.get_context(element_type) == None
+        assert self.get_context(element_type2) == None
+
+    def test_updating_the_rel_when_a_reference_is_removed_with_multipled_elements(self):
+        library = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcProjectLibrary")
+        element_type1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
+        element_type2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
+        element_type3 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWallType")
+        ifcopenshell.api.run(
+            "project.assign_declaration", self.file, definitions=[element_type1], relating_context=library
+        )
+        rel = self.file.by_type("IfcRelDeclares")[0]
+
+        ifcopenshell.api.run(
+            "project.assign_declaration",
+            self.file,
+            definitions=[element_type2, element_type3],
+            relating_context=library,
+        )
+        ifcopenshell.api.run(
+            "project.unassign_declaration",
+            self.file,
+            definitions=[element_type1, element_type2],
+            relating_context=library,
+        )
+        assert rel.RelatedDefinitions == (element_type3,)