code: def test_generated_test_case_names(self):
      expected_test_names = [
          "test_snake_case_name_eager_no_tf_function",
          "test_snake_case_name_eager",
          "test_snake_case_name_graph",
          "testCamelCaseName_eager_no_tf_function",
          "testCamelCaseName_eager",
          "testCamelCaseName_graph",
      ]
  
      for expected_test_name in expected_test_names:
          self.assertIn(expected_test_name, dir(PretendTestCaseClass))
  
imports: import collections
  from absl import flags
  from absl.testing import flagsaver
  from absl.testing import parameterized
  import numpy
  import tensorflow.compat.v1
  import tensorflow.compat.v2
  from tensorflow_probability.python.internal import dtype_util
  from tensorflow_probability.python.internal import test_combinations
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.util.seed_stream import SeedStream
label_desc: Use image node_id 1 for calling the TestCombinationsTest obj's underlying member method code with example usage: obj.test_generated_test_case_names() without return types