def test_defaultInterpolationMethodNonNormalized_success(self):
        """
        Test that correct default LERP is picked for non-normalized indexes
        """
        index = self.unstructured_text_index_nonnormalized
        self._populate_index(index)

        original_lerp = Lerp().interpolate

        def interpolate(vectors, weights):
            return original_lerp(vectors, weights)

        with mock.patch.object(Lerp, "interpolate", wraps=interpolate) as mock_interpolate:
            self.recommender.recommend(
                index_name=index.name,
                documents=["1", "2"],
            )

            mock_interpolate.assert_called_once()

        Test that correct default LERP is picked for non-normalized indexes
        
tests/integ_tests/core/search/test_recommender.py