Re-add depr test

pola-rs · Feb 25, 2024 · 6c96b61 · 6c96b61
1 parent d9b2b86
commit 6c96b61
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/py-polars/tests/unit/operations/test_pivot.py b/py-polars/tests/unit/operations/test_pivot.py
@@ -421,6 +421,18 @@ def test_aggregate_function_default() -> None:
         df.pivot(index="b", columns="c", values="a")
 
 
+def test_pivot_positional_args_deprecated() -> None:
+    df = pl.DataFrame(
+        {
+            "foo": ["A", "A", "B", "B", "C"],
+            "N": [1, 2, 2, 4, 2],
+            "bar": ["k", "l", "m", "n", "o"],
+        }
+    )
+    with pytest.deprecated_call():
+        df.pivot("N", "foo", "bar", aggregate_function=None)
+
+
 def test_pivot_aggregate_function_count_deprecated() -> None:
     df = pl.DataFrame(
         {