pod: st.MakePod().Name("p").
				SpreadConstraint(1, "zone", v1.DoNotSchedule, fooSelector, nil, nil, nil, nil).
				SpreadConstraint(1, "node", v1.DoNotSchedule, fooSelector, nil, nil, nil, nil).
				Obj(),
			oldNode:      st.MakeNode().Name("node-a").Label("zone", "zone1").Label("node", "node1").Label("foo", "bar").Obj(),

		matchNum := 0
		if tpCount, ok := s.TpPairToMatchNum[pair]; ok {
			matchNum = tpCount
		}
		skew := matchNum + selfMatchNum - minMatchNum
		if skew > int(c.MaxSkew) {
			logger.V(5).Info("Node failed spreadConstraint: matchNum + selfMatchNum - minMatchNum > maxSkew", "node", klog.KObj(node), "topologyKey", tpKey, "matchNum", matchNum, "selfMatchNum", selfMatchNum, "minMatchNum", minMatchNum, "maxSkew", c.MaxSkew)

	labelSelector := MakeLabelSelector().NotIn(labelKey, vals).Obj()
	p.PodAntiAffinity(topologyKey, labelSelector, kind)
	return p
}

// SpreadConstraint constructs a TopologySpreadConstraint object and injects
// into the inner pod.