}

// TestHeadOnObjectLastModified - Asserts response for HEAD on an object.
// HEAD requests on an object validates the existence of the object.
// The responses for fetching the object when If-Modified-Since
// and If-Unmodified-Since headers set are validated.
// If-Modified-Since - Return the object only if it has been modified since the specified time, else return a 304 (not modified).

			expr:        `format.dns1123Label().validate("my-label-name")`,
			expectValue: types.OptionalNone,
		},
		{
			name:        "example_usage_dns1123Subdomain",
			expr:        `format.dns1123Subdomain().validate("apiextensions.k8s.io")`,
			expectValue: types.OptionalNone,
		},
		{
			name:        "example_usage_qualifiedName",
			expr:        `format.qualifiedName().validate("apiextensions.k8s.io/v1beta1")`,

	if h.validate {
		return nil
	}
	return fmt.Errorf("don't validate")
}

type validatingFakeHandler struct {
	*admission.Handler
	validate bool
}

func (h *validatingFakeHandler) Validate(ctx context.Context, a admission.Attributes, o admission.ObjectInterfaces) (err error) {
	if h.validate {
		return nil
	}
	return fmt.Errorf("don't validate")
}

type mutatingFakeHandler struct {

func validatePortNumber(path util.Path, val any) util.Errors {
	return validateIntRange(path, val, 0, 65535)
}

// validateIPRangesOrStar validates IP ranges and also allow star, examples: "1.1.0.256/16,2.2.0.257/16", "*"
func validateIPRangesOrStar(path util.Path, val any) (errs util.Errors) {
	scope.Debugf("validateIPRangesOrStar at %v: %v", path, val)

func nodeConfigSourceInUse(node *api.Node) bool {
	if node == nil {
		return false
	}
	if node.Spec.ConfigSource != nil {
		return true
	}
	return false
}

// Validate validates a new node.
func (nodeStrategy) Validate(ctx context.Context, obj runtime.Object) field.ErrorList {
	node := obj.(*api.Node)
	return validation.ValidateNode(node)
}

		} else {
			newTaint, err := parseTaint(taintSpec)
			if err != nil {
				return nil, nil, err
			}
			// validate that the taint has an effect, which is required to add the taint
			if len(newTaint.Effect) == 0 {
				return nil, nil, fmt.Errorf("invalid taint spec: %v", taintSpec)
			}
			// validate if taint is unique by <key, effect>
			if len(uniqueTaints[newTaint.Effect]) > 0 && uniqueTaints[newTaint.Effect].Has(newTaint.Key) {

	}
	return &lc, nil
}

// Validate - validates the lifecycle configuration
func (lc Lifecycle) Validate(lr lock.Retention) error {
	// Lifecycle config can't have more than 1000 rules
	if len(lc.Rules) > 1000 {
		return errLifecycleTooManyRules
	}
	// Lifecycle config should have at least one rule
	if len(lc.Rules) == 0 {
		return errLifecycleNoRule
	}

	// Validate all the rules in the lifecycle config

	}
	return warns, nil
}

// KubernetesVersionCheck validates Kubernetes and kubeadm versions
type KubernetesVersionCheck struct {
	KubeadmVersion    string
	KubernetesVersion string
}

// Name will return KubernetesVersion as name for KubernetesVersionCheck
func (KubernetesVersionCheck) Name() string {
	return "KubernetesVersion"
}

// Check validates Kubernetes and kubeadm versions

/**
 * Validate a model settings
 *
 */
public interface SettingsValidator {

    /**
     * Validate the specified settings.
     *
     * @param settings The settings to validate, must not be {@code null}.
     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     */
    void validate(Settings settings, SettingsProblemCollector problems);

					},
				})

			// Validate that endpoints are pushed.
			validateEndpoints(true, []string{"10.0.0.53:53", "10.0.0.54:53"}, nil)

			// Remove last healthy endpoints
			s.MemRegistry.SetEndpoints("unhealthy.svc.cluster.local", "", []*model.IstioEndpoint{})
			validateEndpoints(true, nil, nil)
		})
	}
}