docstr: Tests that the output contain the expected edges.
docstr_tok: ["Tests","that","the","output","contain","the","expected","edges","."]
code: def test_extract_undirected_edges_from_triangular_mesh_preset(
      self, test_inputs, test_outputs
  ):
      """Tests that the output contain the expected edges."""
      edges = utils.extract_unique_edges_from_triangular_mesh(
          test_inputs, directed_edges=False
      )
      edges.sort(axis=1)  # Ensure edge tuple ordered by first vertex.
      self.assertEqual(sorted(edges.tolist()), test_outputs)
  
file_path: graphics/tensorflow_graphics/geometry/representation/mesh/tests/utils_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from absl.testing import parameterized
  import numpy
  from tensorflow_graphics.geometry.representation.mesh import utils
  from tensorflow_graphics.util import test_case
label_desc: Use image node_id 1 for calling the UtilsTest obj's underlying member method code with example usage: obj.test_extract_undirected_edges_from_triangular_mesh_preset(test_inputs, test_outputs) without return types