}

TEST(MetricsTest, TestReadPathAndSingleprint) {
  EXPECT_EQ(SavedModelReadPathAndSingleprint().value(), "");
  SavedModelReadPathAndSingleprint().Set("foo");
  EXPECT_EQ(SavedModelReadPathAndSingleprint().value(), "foo");
  SavedModelReadPathAndSingleprint().Set("bar");
  EXPECT_EQ(SavedModelReadPathAndSingleprint().value(), "bar");

  TF_ASSERT_OK_AND_ASSIGN(
      auto path_singleprint,

  TF_ASSERT_OK_AND_ASSIGN(
      auto path_and_singleprint,
      metrics::ParseSavedModelPathAndSingleprint(
          metrics::SavedModelReadPathAndSingleprint().value()));
  auto [path, singleprint] = path_and_singleprint;
  EXPECT_TRUE(absl::StrContains(
      path, absl::StrCat(kTestData, "/VarsAndArithmeticObjectGraph")));
  EXPECT_EQ(singleprint,

// graph_def_program_hash, signature_def_hash, saved_object_graph_hash,
// and checkpoint_hash) of the SavedModel when it is imported.
monitoring::GaugeCell<std::string>& SavedModelReadPathAndSingleprint();

// Returns the fingerprint as a Json string.
std::string MakeFingerprintJson(FingerprintDef fingerprint_def);

// Returns canonical string concatenation of path and singleprint.

        metrics::MakeSavedModelPathAndSingleprint(
            export_dir, saved_model::fingerprinting::Singleprint(
                            fingerprint_proto.value())));
    metrics::SavedModelReadPathAndSingleprint().Set(path_and_singleprint);
  }

  return absl::OkStatus();
}

absl::Status SavedModelV2Bundle::VisitObjectsToRestore(
    RestoreObjectsCallback callback) {

  return *saved_model_read_fingerprint->GetCell();
}

monitoring::GaugeCell<std::string>& SavedModelReadPath() {
  return *saved_model_read_path->GetCell();
}

monitoring::GaugeCell<std::string>& SavedModelReadPathAndSingleprint() {
  return *saved_model_read_path_and_singleprint->GetCell();
}

monitoring::GaugeCell<std::string>& SavedModelWriteFingerprint() {
  return *saved_model_write_fingerprint->GetCell();
}