docstr: Tests that original points are recovered by triangualtion.
docstr_tok: ["Tests","that","original","points","are","recovered","by","triangualtion","."]
code: def test_triangulate_random(self):
      """Tests that original points are recovered by triangualtion."""
      self._generate_random_example()
      test_inputs = (self.startpoints, self.endpoints, self.weights)
      test_outputs = (self.points_values,)
  
      self.assert_output_is_correct(
          ray.triangulate,
          test_inputs,
          test_outputs,
          rtol=1e-05,
          atol=1e-08,
          tile=False,
      )
  
imports: import sys
  from absl import flags
  from absl.testing import flagsaver
  from absl.testing import parameterized
  import numpy
  import tensorflow
  from tensorflow_graphics.geometry.representation import ray
  from tensorflow_graphics.util import test_case
label_desc: Use image node_id 12 for calling the RayTest obj's underlying member method code with example usage: obj.test_triangulate_random() without return types