}

int TF_ImportGraphDefOptionsNumReturnOperations(
    const TF_ImportGraphDefOptions* opts) {
  return opts->opts.return_nodes.size();
}

void TF_ImportGraphDefResultsReturnOutputs(TF_ImportGraphDefResults* results,
                                           int* num_outputs,
                                           TF_Output** outputs) {
  *num_outputs = results->return_tensors.size();

  EXPECT_EQ(scalar, neg_input.oper);
  EXPECT_EQ(0, neg_input.index);

  // Check return outputs
  TF_Output* return_outputs;
  int num_return_outputs;
  TF_ImportGraphDefResultsReturnOutputs(results, &num_return_outputs,
                                        &return_outputs);
  ASSERT_EQ(2, num_return_outputs);
  EXPECT_EQ(feed2, return_outputs[0].oper);
  EXPECT_EQ(0, return_outputs[0].index);