AtomicBoolean alreadyFoundASymlink = new AtomicBoolean(false);
        children.stream()
            .map(child -> child.getValue().relocate(targetPath + File.separatorChar + child.getPath(), interner)
                .map(relocatedSnapshot -> new ChildMap.Entry<FileSystemLocationSnapshot>(child.getPath(), relocatedSnapshot)))
            .forEach(relocatedChild -> {
                if (!alreadyFoundASymlink.get()) {

				allErrs = append(allErrs, validateNestedValueValidationCompleteness(&vFld, sAdditionalPropertiesSchema, sPath.Child("additionalProperties"), vPath.Child("properties").Key(k), opts)...)
			}
		} else {
			allErrs = append(allErrs, validateNestedValueValidationCompleteness(&vFld, &sFld, sPath.Child("properties").Key(k), vPath.Child("properties").Key(k), opts)...)
		}
	}

					allErrs = append(allErrs, field.Invalid(pth.Child("default"), s.Default.Object, "must not have unknown fields"))
				}
			}

			// check ObjectMeta/TypeMeta and everything else
			if err := schemaobjectmeta.Coerce(pth.Child("default"), s.Default.Object, s, s.XEmbeddedResource, false); err != nil {
				allErrs = append(allErrs, err)

        T newChild = handler.handleAsDescendantOfChild(targetPath.pathFromChild(childPath), child);
        return withReplacedChild(newChild);
    }

    @Override
    public ChildMap<T> handleAsAncestorOfChild(VfsRelativePath targetPath, String childPath, T child) {
        T newChild = handler.handleAsAncestorOfChild(childPath, child);

class NestedModelRuleDescriptor extends AbstractModelRuleDescriptor {

    private final ModelRuleDescriptor parent;
    private final ModelRuleDescriptor child;

    public NestedModelRuleDescriptor(ModelRuleDescriptor parent, ModelRuleDescriptor child) {
        this.parent = parent;
        this.child = child;
    }

    @Override
    public void describeTo(Appendable appendable) {
        parent.describeTo(appendable);
        try {

            addedNodes.add(node)
        }
    }

    String selectedChildPath
    /**
     * The child, if any, which has a common prefix with the selected path.
     */
    FileSystemNode selectedChild

    abstract protected NODE createInitialRootNode(ChildMap<CHILD> children);

    abstract protected CHILD mockChild()

    void setupTest(VirtualFileSystemTestSpec spec) {

            RESULT handleAsAncestorOfChild(VfsRelativePath targetPath, String childPath, T child);
            RESULT handleExactMatchWithChild(VfsRelativePath targetPath, String childPath, T child);
            RESULT handleSiblingOfChild(VfsRelativePath targetPath, String childPath, T child, int commonPrefixLength);

        Optional<RESULT> invalidatedChild = handler.handleAsDescendantOfChild(pathInChild, child);
        return invalidatedChild
            .map(this::withReplacedChild)
            .orElseGet(this::withRemovedChild);
    }

    @Override
    public ChildMap<RESULT> handleAsAncestorOfChild(String childPath, T child) {
        handler.handleAsAncestorOfChild(childPath, child);

	// status is set and is an accepted value
	if !validConditionStatuses.Has(string(condition.Status)) {
		allErrs = append(allErrs, field.NotSupported(fldPath.Child("status"), condition.Status, validConditionStatuses.List()))
	}

	if condition.LastUpdateTime.IsZero() {
		allErrs = append(allErrs, field.Required(fldPath.Child("lastTransitionTime"), "must be set"))
	}

	}
	if pvSpec.PhotonPersistentDisk != nil {
		warnings = append(warnings, fmt.Sprintf("%s: deprecated in v1.11, non-functional in v1.16+", fieldPath.Child("spec", "photonPersistentDisk")))
	}
	if pvSpec.ScaleIO != nil {
		warnings = append(warnings, fmt.Sprintf("%s: deprecated in v1.16, non-functional in v1.22+", fieldPath.Child("spec", "scaleIO")))
	}