// +optional
	PreserveUnknownFields bool `json:"preserveUnknownFields,omitempty" protobuf:"varint,10,opt,name=preserveUnknownFields"`
}

// CustomResourceConversion describes how to convert different versions of a CR.
type CustomResourceConversion struct {
	// strategy specifies how custom resources are converted between versions. Allowed values are:

	if err != nil {
		t.Fatal(err)
	}
	defer tearDown()

	if webhookClientConfig != nil {
		crd.Spec.Conversion = &apiextensionsv1.CustomResourceConversion{
			Strategy: apiextensionsv1.WebhookConverter,
			Webhook: &apiextensionsv1.WebhookConversion{
				ClientConfig:             webhookClientConfig,
				ConversionReviewVersions: []string{"v1", "v1beta1"},
			},