fix test

Author: mscolnick

marimo/_plugins/ui/_impl/altair_chart.py

@@ -330,7 +330,7 @@ def __init__(
         # Make a copy
         original_chart = chart
         chart = chart.copy()
-        self._chart = chart
+        self._chart = original_chart
 
         if not isinstance(chart, (alt.TopLevelMixin)):
             raise ValueError(

tests/_plugins/ui/_impl/test_altair_chart.py

@@ -625,7 +625,7 @@ def test_does_not_modify_original() -> None:
     combined1 = alt1 | alt2
     combined2 = altair_chart(alt1) | altair_chart(alt2)
 
-    assert combined1 == combined2._chart
+    assert combined1.to_dict() == combined2._chart.to_dict()
 
 
 @pytest.mark.skipif(not HAS_DEPS, reason="optional dependencies not installed")