API now supports adding classifications by identifier instead of from a library

src/ifcopenshell-python/test/api/classification/test_add_classification.py

@@ -0,0 +1,34 @@
+# 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 TestAddClassification(test.bootstrap.IFC4):
+    def test_adding_a_classification(self):
+        ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcProject")
+        ifcopenshell.api.run("classification.add_classification", self.file, classification="Name")
+        assert self.file.by_type("IfcClassification")[0].Name == "Name"
+
+    def test_adding_a_classification_from_a_library(self):
+        library = ifcopenshell.file()
+        classification = library.createIfcClassification(Name="Name")
+        ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcProject")
+        ifcopenshell.api.run("classification.add_classification", self.file, classification=classification)
+        assert self.file.by_type("IfcClassification")[0].Name == "Name"