DefaultConstraints: []corev1.TopologySpreadConstraint{
									{MaxSkew: 1, TopologyKey: "zone", WhenUnsatisfiable: corev1.ScheduleAnyway},
								},
								DefaultingType: config.SystemDefaulting,
							},
						},
						{
							Name: "VolumeBinding",
							Args: &config.VolumeBindingArgs{
								BindTimeoutSeconds: 300,
							},
						},
						{
							Name: "NodeAffinity",

	if v != config.SystemDefaulting && v != config.ListDefaulting {
		return field.NotSupported(p, v, []string{string(config.SystemDefaulting), string(config.ListDefaulting)})
	}
	if v == config.SystemDefaulting && len(constraints) > 0 {
		return field.Invalid(p, v, "when .defaultConstraints are not empty")
	}
	return nil
}

			TypeMeta: metav1.TypeMeta{
				Kind:       "PodTopologySpreadArgs",
				APIVersion: "kubescheduler.config.k8s.io/v1",
			},
			DefaultingType: configv1.SystemDefaulting,
		}},
	},
	{
		Name: "VolumeBinding",
		Args: runtime.RawExtension{Object: &configv1.VolumeBindingArgs{
			TypeMeta: metav1.TypeMeta{
				Kind:       "VolumeBindingArgs",

// PodTopologySpreadConstraintsDefaulting defines how to set default constraints
// for the PodTopologySpread plugin.
type PodTopologySpreadConstraintsDefaulting string

const (
	// SystemDefaulting instructs to use the kubernetes defined default.
	SystemDefaulting PodTopologySpreadConstraintsDefaulting = "System"
	// ListDefaulting instructs to use the config provided default.
	ListDefaulting PodTopologySpreadConstraintsDefaulting = "List"
)

				Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}, {Name: "memory", Weight: 1}},
			},
		},
	},
	{
		Name: "PodTopologySpread",
		Args: &config.PodTopologySpreadArgs{
			DefaultingType: config.SystemDefaulting,
		},
	},
	{
		Name: "VolumeBinding",
		Args: &config.VolumeBindingArgs{
			BindTimeoutSeconds: 600,
		},
	},

									},
								},
							},
							{
								Name: "PodTopologySpread",
								Args: &kubeschedulerconfig.PodTopologySpreadArgs{
									DefaultingType: kubeschedulerconfig.SystemDefaulting,
								},
							},
							{
								Name: "VolumeBinding",
								Args: &kubeschedulerconfig.VolumeBindingArgs{
									BindTimeoutSeconds: 600,
								},
							},
						},
					},

			obj.Resources[i].Weight = 1
		}
	}
}

func SetDefaults_PodTopologySpreadArgs(obj *configv1.PodTopologySpreadArgs) {
	if obj.DefaultingType == "" {
		obj.DefaultingType = configv1.SystemDefaulting
	}
}

func SetDefaults_NodeResourcesFitArgs(obj *configv1.NodeResourcesFitArgs) {
	if obj.ScoringStrategy == nil {
		obj.ScoringStrategy = &configv1.ScoringStrategy{

			args: &config.PodTopologySpreadArgs{
				DefaultingType: config.ListDefaulting,
			},
		},
		"system default constraints": {
			args: &config.PodTopologySpreadArgs{
				DefaultingType: config.SystemDefaulting,
			},
		},
		"wrong constraints": {
			args: &config.PodTopologySpreadArgs{
				DefaultingType: "unknown",
			},
			wantErrs: field.ErrorList{
				&field.Error{

		enableMatchLabelKeysInPodTopologySpread:      fts.EnableMatchLabelKeysInPodTopologySpread,
	}
	if args.DefaultingType == config.SystemDefaulting {
		pl.defaultConstraints = systemDefaultConstraints
		pl.systemDefaulted = true
	}
	if len(pl.defaultConstraints) != 0 {
		if h.SharedInformerFactory() == nil {

			config: config.PodTopologySpreadArgs{
				DefaultingType: config.SystemDefaulting,
			},
			nodes: []*v1.Node{
				st.MakeNode().Name("node-a").Label(v1.LabelHostname, "node-a").Label(v1.LabelTopologyZone, "mars").Obj(),