message: maintain the integration of gtest arguments
diff: #include "gtest_utils.h"
  GTEST_API_ int main(int argc, char** argv) {
  - if (argc != 2) {
  + if (argc < 2) {
  std::cerr << "target directory must be given!" << std::endl;
  return EXIT_FAILURE;
  }
  - std::string target_dir = argv[1];
  + argc--;
  + std::string target_dir = argv[argc];
  auto testcases = ONNX_NAMESPACE::testing::LoadAllTestCases(target_dir);
  GetTestCases() = testcases;
  ::testing::InitGoogleTest(&argc, argv);
  