}

  return absl::OkStatus();
}

absl::Status SavedModelV2Bundle::VisitObjectsToRestore(
    RestoreObjectsCallback callback) {
  if (saved_object_graph().nodes_size() == 0 ||
      trackable_object_graph().nodes_size() == 0) {
    return absl::OkStatus();
  }

  // Start from root nodes of both the SavedObjectGraph and TrackableObjectGraph

  SavedModelV2Bundle bundle;
  TF_ASSERT_OK(SavedModelV2Bundle::Load(export_dir, &bundle));

  // Ensure that there are nodes in the trackable_object_graph.
  EXPECT_GT(bundle.trackable_object_graph().nodes_size(), 0);

  RestoreVarsAndVerify(&bundle, {"variable_x", "variable_y", "child_variable"});
}

TEST_F(BundleV2Test, LoadsCyclicModule) {
  const std::string export_dir =

REGISTRY_LOGIN_URL="${REGISTRY_LOGIN_URL:-https://api.ng.bluemix.net}"

# User defined
# number of real workers in spawnTester cluster
NUM_NODES="${NUM_NODES:-2}"
# spec of real workers in spawnTester cluster
NODE_SIZE=${NODE_SIZE:-u2c.2x4}
DESIRED_NODES="${DESIRED_NODES:-10}"
# number of hollow nodes
# TODO: once IKS supports `kubetest`, i.e. the base cluster provisioning implemented in `kubetest`

  echo "${metadata}"
}

# Assumed vars:
#   scope_flags
# Parameters:
#   $1: template name (required).
function create-linux-node-instance-template {
  local template_name="$1"
  local machine_type="${2:-$NODE_SIZE}"

  ensure-gci-metadata-files
  # shellcheck disable=2154 # 'scope_flags' is assigned by upstream

  local template_name="$1"
  local scopes_flag="$2"
  create-node-template "${template_name}" "${scopes_flag}" "$(get-windows-node-instance-metadata-from-file)" "$(get-windows-node-instance-metadata)" "windows" "${NODE_SIZE}"