code: def test_diag_action_vec(self, n_reps, atol):
      point = self.space.embedding_space.random_point()
      diagonal_vec = Matrices.diagonal(point)
  
      expected = self.space.diag_action(diagonal_vec, point)
  
      vec_data = generate_vectorization_data(
          data=[
              dict(
                  diagonal_vec=diagonal_vec,
                  point=point,
                  expected=expected,
                  atol=atol,
              )
          ],
          arg_names=["diagonal_vec", "point"],
          expected_name="expected",
          n_reps=n_reps,
          vectorization_type="sym",
      )
      self._test_vectorization(vec_data)
  
file_path: geomstats/geomstats/test_cases/geometry/full_rank_correlation_matrices.py
imports: import pytest
  import geomstats.backend
  from geomstats.geometry.matrices import Matrices
  from geomstats.test.vectorization import generate_vectorization_data
  from geomstats.test_cases.geometry.base import LevelSetTestCase
label_desc: Use image node_id 5 for calling the FullRankCorrelationMatricesTestCase obj's underlying member method code with example usage: obj.test_diag_action_vec(n_reps, atol) without return types