code: def test_equal_true(self, n_points, atol):
      mat_a = mat_b = self.data_generator.random_mat(n_points)
  
      self.test_equal(mat_a, mat_b, True, atol=atol)
  
imports: import pytest
  import geomstats.backend
  from geomstats.geometry.matrices import Matrices
  from geomstats.test.test_case import TestCase
  from geomstats.test.vectorization import generate_vectorization_data
  from geomstats.test_cases.geometry.base import MatrixVectorSpaceTestCase
  from geomstats.test_cases.geometry.euclidean import EuclideanMetricTestCase
label_desc: Use image node_id 4 for calling the MatrixOperationsTestCase obj's underlying member method code with example usage: obj.test_equal_true(n_points, atol) without return types