},
		{
			name: "positive test 2 nodes",
			topology: []cadvisorapi.Node{
				{
					Id: 0,
				},
				{
					Id: 1,
				},
			},
			expectedNUMAInfo: &NUMAInfo{
				Nodes: []int{0, 1},
				NUMADistances: NUMADistances{
					0: nil,
					1: nil,
				},
			},
		},
		{
			name: "positive test 2 nodes, with PreferClosestNUMA",
			topology: []cadvisorapi.Node{
				{
					Id: 0,

// sockets contain a bigger number of CPUs (free and busy) than NUMA nodes, or equivalently that each
// socket contains more than one NUMA node.
//
// If instead sockets are lower in the memory hierarchy than NUMA nodes, they are sorted as follows.
// First, they are sorted by number of free CPUs in the NUMA nodes that contain them. Then, for each

            nodes[1].nodeDependencies*.name == []
            nodes[2].nodeIdentity.name == "task3"
            nodes[2].nodeDependencies*.name == []
            nodes[3].nodeIdentity.name == "task4"
            nodes[3].nodeDependencies*.name == ["transformStep2"]
            nodes[4].nodeIdentity.name == "transformStep1"
            nodes[4].nodeDependencies*.name == ["task2", "task3"]

        SortedSet<Node> sorted = new TreeSet<>(NodeComparator.INSTANCE);
        sorted.addAll(nodes);
        doAddEntryNodes(sorted, ordinal);
    }

    private void doAddEntryNodes(SortedSet<? extends Node> nodes, int ordinal) {
        scheduledNodes = null;
        LinkedList<Node> queue = new LinkedList<>();
        OrdinalGroup group = ordinalNodeAccess.group(ordinal);

		},
		// there are 2 regions, say regionChina(node1,node3,node4) and regionIndia(node2,node5), both regions have nodes that match the preference.
		// But there are more nodes(actually more existing pods) in regionChina that match the preference than regionIndia.

        def modules1 = endorseFrom1.targetComponent.nodes[0].ownStrictVersionConstraints.getModules()
        def modules2 = endorseFrom2.targetComponent.nodes[0].ownStrictVersionConstraints.getModules()

        modulesAll.size() == 5
        modules1.size() == 1
        modules2.size() == 4

        modulesAll == modules1 + modules2

        endorseFrom1.targetComponent.nodes[0].ownStrictVersionConstraints != endorsedStrictVersions

		if err != nil {
			return err
		}
		if len(nodes) < absDelta {
			return fmt.Errorf("can't remove %d nodes from %s nodegroup, not enough nodes: %d", absDelta, nodeGroup, len(nodes))
		}
		for i, node := range nodes {
			if i == absDelta {
				return nil
			}
			if err := kubemarkController.RemoveNodeFromNodeGroup(nodeGroup, node); err != nil {
				return err
			}
		}
	case delta > 0:

// is no longer available on any node, the image entry will be removed from imageStates.
func (cache *cacheImpl) removeNodeImageStates(node *v1.Node) {
	if node == nil {
		return
	}

	for _, image := range node.Status.Images {
		for _, name := range image.Names {
			state, ok := cache.imageStates[name]
			if ok {
				state.Nodes.Delete(node.Name)
				if state.Nodes.Len() == 0 {

        final Set<NodeState> nodes = findNodesFor(capability);
        Collection<NodeState> implicitCapabilityProviders = candidate.getImplicitCapabilityProviders();
        nodes.addAll(implicitCapabilityProviders);
        NodeState node = candidate.getNode();
        if (nodes.add(node) && nodes.size() > 1) {
            // The registered nodes may contain nodes which are no longer selected.

   *   <li>Nodes being visited multiple times (if multiple paths exist from any start node to any
   *       node reachable from any start node)
   * </ul>
   *
   * <p><b>Performance notes</b>
   *
   * <ul>
   *   <li>Traversals require <i>O(n)</i> time (where <i>n</i> is the number of nodes reachable from
   *       the start node).