namespace {

class MlirTranslationTest : public ::testing::Test {
 private:
  static constexpr char kMlirToGraphFlag[] = "-mlir-to-graph";

 public:
  MlirTranslationTest() : translation_(RegisterTranslation()) {
    // Create fake command line args so that the parser gets chosen.
    std::vector<const char*> argv = {""};
    argv.push_back(kMlirToGraphFlag);
    llvm::cl::ParseCommandLineOptions(argv.size(), &argv[0],