Failing test_setitem_integer_array_with_repeats

Author: hombit

pandas/tests/extension/base/setitem.py

@@ -202,6 +202,22 @@ def test_setitem_integer_array(self, data, idx, box_in_series):
         arr[idx] = arr[0]
         tm.assert_equal(arr, expected)
 
+    @pytest.mark.parametrize(
+        "idx",
+        [[0, 0, 1], pd.array([0, 0, 1], dtype="Int64"), np.array([0, 0, 1])],
+        ids=["list", "integer-array", "numpy-array"],
+    )
+    def test_setitem_integer_array_with_repeats(self, data, idx, box_in_series):
+        arr = data[:5].copy()
+        expected = data.take([2, 3, 2, 3, 4])
+
+        if box_in_series:
+            arr = pd.Series(arr)
+            expected = pd.Series(expected)
+
+        arr[idx] = [arr[2], arr[2], arr[3]]
+        tm.assert_equal(arr, expected)
+
     @pytest.mark.parametrize(
         "idx, box_in_series",
         [