WorkValidationContext validationContext = validateNode(node);
        List<? extends Problem> problems = validationContext.getProblems();
        logWarnings(problems);
        reportErrors(problems, node.getTask(), validationContext);
        return !problems.isEmpty();
    }

    private WorkValidationContext validateNode(LocalTaskNode node) {

	if annotations[core.PreferAvoidPodsAnnotationKey] != "" {
		allErrs = append(allErrs, ValidateAvoidPodsInNodeAnnotations(annotations, fldPath)...)
	}
	return allErrs
}

// ValidateNode tests if required fields in the node are set.
func ValidateNode(node *core.Node) field.ErrorList {
	fldPath := field.NewPath("metadata")
	allErrs := ValidateObjectMeta(&node.ObjectMeta, false, ValidateNodeName, fldPath)

			},
		},
		Spec: core.NodeSpec{
			PodCIDRs: []string{"192.168.0.0/16"},
		},
	},
	}
	for _, successCase := range successCases {
		if errs := ValidateNode(&successCase); len(errs) != 0 {
			t.Errorf("expected success: %v", errs)
		}
	}

	errorCases := map[string]core.Node{
		"zero-length Name": {
			ObjectMeta: metav1.ObjectMeta{