Fix: Referencing issues in Quam Root

CHANGELOG.md

@@ -1,3 +1,7 @@
+## [Unreleased]
+### Fixed
+- Fixed issues with parameters being references in a QuamRoot object
+
 ## [0.3.8]
 ### Added
 - Added time tagging to channels

quam/core/quam_classes.py

@@ -682,9 +682,6 @@ def generate_config(self) -> Dict[str, Any]:
 
         return qua_config
 
-    def get_unreferenced_value(self, attr: str):
-        return getattr(self, attr)
-
 
 class QuamComponent(QuamBase):
     """Base class for any QuAM component class.

tests/quam_base/referencing/test_quam_root_referencing.py

@@ -0,0 +1,32 @@
+from quam import QuamRoot, QuamComponent, quam_dataclass
+import warnings
+
+
+@quam_dataclass
+class Component(QuamComponent):
+    y: int = 2
+
+
+@quam_dataclass
+class Root(QuamRoot):
+    a: Component
+    b: Component = "#/a"
+
+
+def test_quam_root_reference():
+    with warnings.catch_warnings():
+        warnings.simplefilter("error")
+        root = Root(a=Component())
+        assert root.a is root.b
+
+
+def test_quam_root_reference_to_dict():
+    with warnings.catch_warnings():
+        warnings.simplefilter("error")
+        root = Root(a="#/b", b=Component())
+        d = root.to_dict()
+        assert d == {
+            "a": "#/b",
+            "b": {},
+            "__class__": "test_quam_root_referencing.Root",
+        }