text: ##############################################################################
  # Copyright (c) 2021, Oak Ridge National Laboratory                          #
  # All rights reserved.                                                       #
  #                                                                            #
  # This file is part of HydraGNN and is distributed under a BSD 3-clause      #
  # license. For the licensing terms see the LICENSE file in the top-level     #
  # directory.                                                                 #
  #                                                                            #
  # SPDX-License-Identifier: BSD-3-Clause                                      #
  ##############################################################################
  
  import os, json
  import pytest
  
  
  @pytest.mark.parametrize("config_file", ["configuration.json"])
  @pytest.mark.mpi_skip()
  def pytest_config(config_file):
  
      config_file = os.path.join("examples", config_file)
      config = {}
      with open(config_file, "r") as f:
          config = json.load(f)
  
      expected = {
          "Dataset": [
              "name",
              "path",
              "format",
              "num_nodes",
              "node_features",
              "graph_features",
          ],
          "NeuralNetwork": ["Architecture", "Variables_of_interest", "Training"],
      }
  
      for category in expected.keys():
          assert category in config, "Missing required input category"
  
          for input in category:
              assert input in category, "Missing required input"
  