// defined by additionalProperties. i.e. additionalProperties in main structural
	// schema, but properties within an allOf.
	AllowValidationPropertiesWithAdditionalProperties bool
}

// ValidateStructural checks that s is a structural schema with the invariants:
//
// * structurality: both `ForbiddenGenerics` and `ForbiddenExtensions` only have zero values, with the two exceptions for IntOrString.

			return cond
		}

		pth := field.NewPath("spec", "versions").Index(i).Child("schema", "openAPIV3Schema")

		allErrs = append(allErrs, schema.ValidateStructural(pth, s)...)
	}

	if len(allErrs) == 0 {
		return nil
	}

	cond.Status = apiextensionsv1.ConditionTrue
	cond.Reason = "Violations"
	cond.Message = allErrs.ToAggregate().Error()

				var err error
				schema, err = structuralschema.NewStructural(internalSchema)
				if err != nil {
					t.Fatalf("structural schema error: %v", err)
				}
				if errs := structuralschema.ValidateStructural(nil, schema); len(errs) > 0 {
					t.Fatalf("structural schema validation error: %v", errs.ToAggregate())
				}
				schema = schema.Unfold()
			}

				structuralSchemaInitErrs = append(structuralSchemaInitErrs, field.Invalid(fldPath.Child("openAPIV3Schema"), "", err.Error()))
			} else if validationErrors := structuralschema.ValidateStructural(fldPath.Child("openAPIV3Schema"), ss); len(validationErrors) > 0 {
				allErrs = append(allErrs, validationErrors...)

				// skip non-structural schemas unless explicitly asked to produce swagger from them
				if opts.AllowNonStructural || len(structuralschema.ValidateStructural(nil, ss)) == 0 {
					schema = ss

					// This adds ValueValidation fields (anyOf, allOf) which may be stripped below if opts.StripValueValidation is true
					schema = schema.Unfold()