#2685 assoc material test cases

src/ifcopenshell-python/test/fixtures/rules/generate_20.py

@@ -0,0 +1,10 @@
+import ifcopenshell
+
+task = lambda f: f.createIfcTask(ifcopenshell.guid.new(),None,'sleep',IsMilestone=True)
+wall = lambda f: f.createIfcWall(ifcopenshell.guid.new())
+
+for i,fn in enumerate((task, wall)):
+    f = ifcopenshell.file(schema="IFC4")
+    elem = fn(f)
+    f.createIfcRelAssociatesMaterial(ifcopenshell.guid.new(), None, None, None, [elem], f.createIfcMaterial('brick'))
+    f.write(f"{'pass' if i else 'fail'}-assoc-material-{elem.is_a()}-{f.schema}.ifc")