ctx, store, _ := testSetup(t)
	storagetesting.RunTestCount(ctx, t, store)
}

// =======================================================================
// Implementation-specific tests are following.
// The following tests are exercising the details of the implementation
// not the actual user-facing contract of storage interface.
// As such, they may focus e.g. on non-functional aspects like performance
// impact.

	return store
}

func (c *objectCache) newStore() *cacheStore {
	// TODO: We may consider created a dedicated store keeping just a single
	// item, instead of using a generic store implementation for this purpose.
	// However, simple benchmarks show that memory overhead in that case is
	// decrease from ~600B to ~300B per object. So we are not optimizing it
	// until we will see a good reason for that.

	// kep: https://kep.k8s.io/2364
	// alpha: v1.23
	//
	// Configures the Kubelet to use the CRI to populate pod and container stats, instead of supplimenting with stats from cAdvisor.
	// Requires the CRI implementation supports supplying the required stats.
	PodAndContainerStatsFromCRI featuregate.Feature = "PodAndContainerStatsFromCRI"

	// owner: @ahg-g
	// alpha: v1.21
	// beta: v1.22
	//

	// preScoreStateKey is the key in CycleState to NodeResourcesFit pre-computed data for Scoring.
	preScoreStateKey = "PreScore" + Name
)

// nodeResourceStrategyTypeMap maps strategy to scorer implementation
var nodeResourceStrategyTypeMap = map[config.ScoringStrategyType]scorer{
	config.LeastAllocated: func(args *config.NodeResourcesFitArgs) *resourceAllocationScorer {
		resources := args.ScoringStrategy.Resources

}

// StatefulPodControl defines the interface that StatefulSetController uses to create, update, and delete Pods,
// and to update the Status of a StatefulSet. It follows the design paradigms used for PodControl, but its
// implementation provides for PVC creation, ordered Pod creation, ordered Pod termination, and Pod identity enforcement.
// Manipulation of objects is provided through objectMgr, which allows the k8s API to be mocked out for testing.

	// ImageFsStats returns the stats of the image filesystem.
	ImageFsStats(ctx context.Context) (*statsapi.FsStats, *statsapi.FsStats, error)
}

// ImageGCManager is an interface for managing lifecycle of all images.
// Implementation is thread-safe.
type ImageGCManager interface {
	// Applies the garbage collection policy. Errors include being unable to free
	// enough space as per the garbage collection policy.

// Thread safety is required from implementations of this interface.
type Runtime interface {
	// Type returns the type of the container runtime.
	Type() string

	// Version returns the version information of the container runtime.
	Version(ctx context.Context) (Version, error)

	// APIVersion returns the cached API version information of the container
	// runtime. Implementation is expected to update this cache periodically.

// for emptiness.  Most attributes of the template will be correct for most
// plugin implementations.  The following attributes can be overridden per
// plugin via configuration:
//
//  1. pod.Spec.Volumes[0].VolumeSource must be overridden.  Recycler
//     implementations without a valid VolumeSource will fail.
//  2. pod.GenerateName helps distinguish recycler pods by name.  Recommended.

  #                 compatible way?
  write-linux-node-env

  # TODO(zmerlynn): Get configure-vm script from ${version}. (Must plumb this
  #                 through all create-linux-node-instance-template implementations).
  local template_name
  template_name=$(get-template-name-from-version "${SANITIZED_VERSION}" "${NODE_INSTANCE_PREFIX}")
  create-linux-node-instance-template "${template_name}"