build source

vendor/k8s.io/client-go/testing/actions.go

@@ -0,0 +1,901 @@
+/*
+Copyright 2015 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package testing
+
+import (
+	"fmt"
+	"path"
+	"strings"
+
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/fields"
+	"k8s.io/apimachinery/pkg/labels"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/apimachinery/pkg/types"
+)
+
+// All NewRoot... functions return non-namespaced actions, and are equivalent to
+// calling the corresponding New... function with an empty namespace.
+// This is assumed by the fake client generator.
+
+func NewRootGetAction(resource schema.GroupVersionResource, name string) GetActionImpl {
+	return NewRootGetActionWithOptions(resource, name, metav1.GetOptions{})
+}
+
+func NewRootGetActionWithOptions(resource schema.GroupVersionResource, name string, opts metav1.GetOptions) GetActionImpl {
+	action := GetActionImpl{}
+	action.Verb = "get"
+	action.Resource = resource
+	action.Name = name
+	action.GetOptions = opts
+
+	return action
+}
+
+func NewGetAction(resource schema.GroupVersionResource, namespace, name string) GetActionImpl {
+	return NewGetActionWithOptions(resource, namespace, name, metav1.GetOptions{})
+}
+
+func NewGetActionWithOptions(resource schema.GroupVersionResource, namespace, name string, opts metav1.GetOptions) GetActionImpl {
+	action := GetActionImpl{}
+	action.Verb = "get"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.Name = name
+	action.GetOptions = opts
+
+	return action
+}
+
+func NewGetSubresourceAction(resource schema.GroupVersionResource, namespace, subresource, name string) GetActionImpl {
+	return NewGetSubresourceActionWithOptions(resource, namespace, subresource, name, metav1.GetOptions{})
+}
+
+func NewGetSubresourceActionWithOptions(resource schema.GroupVersionResource, namespace, subresource, name string, opts metav1.GetOptions) GetActionImpl {
+	action := GetActionImpl{}
+	action.Verb = "get"
+	action.Resource = resource
+	action.Subresource = subresource
+	action.Namespace = namespace
+	action.Name = name
+	action.GetOptions = opts
+
+	return action
+}
+
+func NewRootGetSubresourceAction(resource schema.GroupVersionResource, subresource, name string) GetActionImpl {
+	return NewRootGetSubresourceActionWithOptions(resource, subresource, name, metav1.GetOptions{})
+}
+
+func NewRootGetSubresourceActionWithOptions(resource schema.GroupVersionResource, subresource, name string, opts metav1.GetOptions) GetActionImpl {
+	action := GetActionImpl{}
+	action.Verb = "get"
+	action.Resource = resource
+	action.Subresource = subresource
+	action.Name = name
+	action.GetOptions = opts
+
+	return action
+}
+
+func NewRootListAction(resource schema.GroupVersionResource, kind schema.GroupVersionKind, opts interface{}) ListActionImpl {
+	action := ListActionImpl{}
+	action.Verb = "list"
+	action.Resource = resource
+	action.Kind = kind
+	labelSelector, fieldSelector, _ := ExtractFromListOptions(opts)
+	action.ListRestrictions = ListRestrictions{labelSelector, fieldSelector}
+	action.ListOptions = metav1.ListOptions{LabelSelector: labelSelector.String(), FieldSelector: fieldSelector.String()}
+
+	return action
+}
+
+func NewRootListActionWithOptions(resource schema.GroupVersionResource, kind schema.GroupVersionKind, opts metav1.ListOptions) ListActionImpl {
+	action := ListActionImpl{}
+	action.Verb = "list"
+	action.Resource = resource
+	action.Kind = kind
+	action.ListOptions = opts
+
+	labelSelector, fieldSelector, _ := ExtractFromListOptions(opts)
+	action.ListRestrictions = ListRestrictions{labelSelector, fieldSelector}
+	action.ListOptions = metav1.ListOptions{LabelSelector: labelSelector.String(), FieldSelector: fieldSelector.String()}
+
+	return action
+}
+
+func NewListAction(resource schema.GroupVersionResource, kind schema.GroupVersionKind, namespace string, opts interface{}) ListActionImpl {
+	action := ListActionImpl{}
+	action.Verb = "list"
+	action.Resource = resource
+	action.Kind = kind
+	action.Namespace = namespace
+	labelSelector, fieldSelector, _ := ExtractFromListOptions(opts)
+	action.ListRestrictions = ListRestrictions{labelSelector, fieldSelector}
+	action.ListOptions = metav1.ListOptions{LabelSelector: labelSelector.String(), FieldSelector: fieldSelector.String()}
+
+	return action
+}
+
+func NewListActionWithOptions(resource schema.GroupVersionResource, kind schema.GroupVersionKind, namespace string, opts metav1.ListOptions) ListActionImpl {
+	action := ListActionImpl{}
+	action.Verb = "list"
+	action.Resource = resource
+	action.Kind = kind
+	action.Namespace = namespace
+	action.ListOptions = opts
+
+	labelSelector, fieldSelector, _ := ExtractFromListOptions(opts)
+	action.ListRestrictions = ListRestrictions{labelSelector, fieldSelector}
+
+	return action
+}
+
+func NewRootCreateAction(resource schema.GroupVersionResource, object runtime.Object) CreateActionImpl {
+	return NewRootCreateActionWithOptions(resource, object, metav1.CreateOptions{})
+}
+
+func NewRootCreateActionWithOptions(resource schema.GroupVersionResource, object runtime.Object, opts metav1.CreateOptions) CreateActionImpl {
+	action := CreateActionImpl{}
+	action.Verb = "create"
+	action.Resource = resource
+	action.Object = object
+	action.CreateOptions = opts
+
+	return action
+}
+
+func NewCreateAction(resource schema.GroupVersionResource, namespace string, object runtime.Object) CreateActionImpl {
+	return NewCreateActionWithOptions(resource, namespace, object, metav1.CreateOptions{})
+}
+
+func NewCreateActionWithOptions(resource schema.GroupVersionResource, namespace string, object runtime.Object, opts metav1.CreateOptions) CreateActionImpl {
+	action := CreateActionImpl{}
+	action.Verb = "create"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.Object = object
+	action.CreateOptions = opts
+
+	return action
+}
+
+func NewRootCreateSubresourceAction(resource schema.GroupVersionResource, name, subresource string, object runtime.Object) CreateActionImpl {
+	return NewRootCreateSubresourceActionWithOptions(resource, name, subresource, object, metav1.CreateOptions{})
+}
+
+func NewRootCreateSubresourceActionWithOptions(resource schema.GroupVersionResource, name, subresource string, object runtime.Object, opts metav1.CreateOptions) CreateActionImpl {
+	action := CreateActionImpl{}
+	action.Verb = "create"
+	action.Resource = resource
+	action.Subresource = subresource
+	action.Name = name
+	action.Object = object
+	action.CreateOptions = opts
+
+	return action
+}
+
+func NewCreateSubresourceAction(resource schema.GroupVersionResource, name, subresource, namespace string, object runtime.Object) CreateActionImpl {
+	return NewCreateSubresourceActionWithOptions(resource, name, subresource, namespace, object, metav1.CreateOptions{})
+}
+
+func NewCreateSubresourceActionWithOptions(resource schema.GroupVersionResource, name, subresource, namespace string, object runtime.Object, opts metav1.CreateOptions) CreateActionImpl {
+	action := CreateActionImpl{}
+	action.Verb = "create"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.Subresource = subresource
+	action.Name = name
+	action.Object = object
+	action.CreateOptions = opts
+
+	return action
+}
+
+func NewRootUpdateAction(resource schema.GroupVersionResource, object runtime.Object) UpdateActionImpl {
+	return NewRootUpdateActionWithOptions(resource, object, metav1.UpdateOptions{})
+}
+
+func NewRootUpdateActionWithOptions(resource schema.GroupVersionResource, object runtime.Object, opts metav1.UpdateOptions) UpdateActionImpl {
+	action := UpdateActionImpl{}
+	action.Verb = "update"
+	action.Resource = resource
+	action.Object = object
+	action.UpdateOptions = opts
+
+	return action
+}
+
+func NewUpdateAction(resource schema.GroupVersionResource, namespace string, object runtime.Object) UpdateActionImpl {
+	return NewUpdateActionWithOptions(resource, namespace, object, metav1.UpdateOptions{})
+}
+
+func NewUpdateActionWithOptions(resource schema.GroupVersionResource, namespace string, object runtime.Object, opts metav1.UpdateOptions) UpdateActionImpl {
+	action := UpdateActionImpl{}
+	action.Verb = "update"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.Object = object
+	action.UpdateOptions = opts
+
+	return action
+}
+
+func NewRootPatchAction(resource schema.GroupVersionResource, name string, pt types.PatchType, patch []byte) PatchActionImpl {
+	return NewRootPatchActionWithOptions(resource, name, pt, patch, metav1.PatchOptions{})
+}
+
+func NewRootPatchActionWithOptions(resource schema.GroupVersionResource, name string, pt types.PatchType, patch []byte, opts metav1.PatchOptions) PatchActionImpl {
+	action := PatchActionImpl{}
+	action.Verb = "patch"
+	action.Resource = resource
+	action.Name = name
+	action.PatchType = pt
+	action.Patch = patch
+	action.PatchOptions = opts
+
+	return action
+}
+
+func NewPatchAction(resource schema.GroupVersionResource, namespace string, name string, pt types.PatchType, patch []byte) PatchActionImpl {
+	return NewPatchActionWithOptions(resource, namespace, name, pt, patch, metav1.PatchOptions{})
+}
+
+func NewPatchActionWithOptions(resource schema.GroupVersionResource, namespace string, name string, pt types.PatchType, patch []byte, opts metav1.PatchOptions) PatchActionImpl {
+	action := PatchActionImpl{}
+	action.Verb = "patch"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.Name = name
+	action.PatchType = pt
+	action.Patch = patch
+	action.PatchOptions = opts
+
+	return action
+}
+
+func NewRootPatchSubresourceAction(resource schema.GroupVersionResource, name string, pt types.PatchType, patch []byte, subresources ...string) PatchActionImpl {
+	return NewRootPatchSubresourceActionWithOptions(resource, name, pt, patch, metav1.PatchOptions{}, subresources...)
+}
+
+func NewRootPatchSubresourceActionWithOptions(resource schema.GroupVersionResource, name string, pt types.PatchType, patch []byte, opts metav1.PatchOptions, subresources ...string) PatchActionImpl {
+	action := PatchActionImpl{}
+	action.Verb = "patch"
+	action.Resource = resource
+	action.Subresource = path.Join(subresources...)
+	action.Name = name
+	action.PatchType = pt
+	action.Patch = patch
+	action.PatchOptions = opts
+
+	return action
+}
+
+func NewPatchSubresourceAction(resource schema.GroupVersionResource, namespace, name string, pt types.PatchType, patch []byte, subresources ...string) PatchActionImpl {
+	return NewPatchSubresourceActionWithOptions(resource, namespace, name, pt, patch, metav1.PatchOptions{}, subresources...)
+}
+
+func NewPatchSubresourceActionWithOptions(resource schema.GroupVersionResource, namespace, name string, pt types.PatchType, patch []byte, opts metav1.PatchOptions, subresources ...string) PatchActionImpl {
+	action := PatchActionImpl{}
+	action.Verb = "patch"
+	action.Resource = resource
+	action.Subresource = path.Join(subresources...)
+	action.Namespace = namespace
+	action.Name = name
+	action.PatchType = pt
+	action.Patch = patch
+	action.PatchOptions = opts
+
+	return action
+}
+
+func NewRootUpdateSubresourceAction(resource schema.GroupVersionResource, subresource string, object runtime.Object) UpdateActionImpl {
+	return NewRootUpdateSubresourceActionWithOptions(resource, subresource, object, metav1.UpdateOptions{})
+}
+
+func NewRootUpdateSubresourceActionWithOptions(resource schema.GroupVersionResource, subresource string, object runtime.Object, opts metav1.UpdateOptions) UpdateActionImpl {
+	action := UpdateActionImpl{}
+	action.Verb = "update"
+	action.Resource = resource
+	action.Subresource = subresource
+	action.Object = object
+	action.UpdateOptions = opts
+
+	return action
+}
+
+func NewUpdateSubresourceAction(resource schema.GroupVersionResource, subresource string, namespace string, object runtime.Object) UpdateActionImpl {
+	return NewUpdateSubresourceActionWithOptions(resource, subresource, namespace, object, metav1.UpdateOptions{})
+}
+
+func NewUpdateSubresourceActionWithOptions(resource schema.GroupVersionResource, subresource string, namespace string, object runtime.Object, opts metav1.UpdateOptions) UpdateActionImpl {
+	action := UpdateActionImpl{}
+	action.Verb = "update"
+	action.Resource = resource
+	action.Subresource = subresource
+	action.Namespace = namespace
+	action.Object = object
+	action.UpdateOptions = opts
+
+	return action
+}
+
+func NewRootDeleteAction(resource schema.GroupVersionResource, name string) DeleteActionImpl {
+	return NewRootDeleteActionWithOptions(resource, name, metav1.DeleteOptions{})
+}
+
+func NewRootDeleteActionWithOptions(resource schema.GroupVersionResource, name string, opts metav1.DeleteOptions) DeleteActionImpl {
+	action := DeleteActionImpl{}
+	action.Verb = "delete"
+	action.Resource = resource
+	action.Name = name
+	action.DeleteOptions = opts
+
+	return action
+}
+
+func NewRootDeleteSubresourceAction(resource schema.GroupVersionResource, subresource string, name string) DeleteActionImpl {
+	return NewRootDeleteSubresourceActionWithOptions(resource, subresource, name, metav1.DeleteOptions{})
+}
+
+func NewRootDeleteSubresourceActionWithOptions(resource schema.GroupVersionResource, subresource string, name string, opts metav1.DeleteOptions) DeleteActionImpl {
+	action := DeleteActionImpl{}
+	action.Verb = "delete"
+	action.Resource = resource
+	action.Subresource = subresource
+	action.Name = name
+	action.DeleteOptions = opts
+
+	return action
+}
+
+func NewDeleteAction(resource schema.GroupVersionResource, namespace, name string) DeleteActionImpl {
+	return NewDeleteActionWithOptions(resource, namespace, name, metav1.DeleteOptions{})
+}
+
+func NewDeleteActionWithOptions(resource schema.GroupVersionResource, namespace, name string, opts metav1.DeleteOptions) DeleteActionImpl {
+	action := DeleteActionImpl{}
+	action.Verb = "delete"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.Name = name
+	action.DeleteOptions = opts
+
+	return action
+}
+
+func NewDeleteSubresourceAction(resource schema.GroupVersionResource, subresource, namespace, name string) DeleteActionImpl {
+	return NewDeleteSubresourceActionWithOptions(resource, subresource, namespace, name, metav1.DeleteOptions{})
+}
+
+func NewDeleteSubresourceActionWithOptions(resource schema.GroupVersionResource, subresource, namespace, name string, opts metav1.DeleteOptions) DeleteActionImpl {
+	action := DeleteActionImpl{}
+	action.Verb = "delete"
+	action.Resource = resource
+	action.Subresource = subresource
+	action.Namespace = namespace
+	action.Name = name
+	action.DeleteOptions = opts
+
+	return action
+}
+
+func NewRootDeleteCollectionAction(resource schema.GroupVersionResource, opts interface{}) DeleteCollectionActionImpl {
+	listOpts, _ := opts.(metav1.ListOptions)
+	return NewRootDeleteCollectionActionWithOptions(resource, metav1.DeleteOptions{}, listOpts)
+}
+
+func NewRootDeleteCollectionActionWithOptions(resource schema.GroupVersionResource, deleteOpts metav1.DeleteOptions, listOpts metav1.ListOptions) DeleteCollectionActionImpl {
+	action := DeleteCollectionActionImpl{}
+	action.Verb = "delete-collection"
+	action.Resource = resource
+	action.DeleteOptions = deleteOpts
+	action.ListOptions = listOpts
+
+	labelSelector, fieldSelector, _ := ExtractFromListOptions(listOpts)
+	action.ListRestrictions = ListRestrictions{labelSelector, fieldSelector}
+
+	return action
+}
+
+func NewDeleteCollectionAction(resource schema.GroupVersionResource, namespace string, opts interface{}) DeleteCollectionActionImpl {
+	listOpts, _ := opts.(metav1.ListOptions)
+	return NewDeleteCollectionActionWithOptions(resource, namespace, metav1.DeleteOptions{}, listOpts)
+}
+
+func NewDeleteCollectionActionWithOptions(resource schema.GroupVersionResource, namespace string, deleteOpts metav1.DeleteOptions, listOpts metav1.ListOptions) DeleteCollectionActionImpl {
+	action := DeleteCollectionActionImpl{}
+	action.Verb = "delete-collection"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.DeleteOptions = deleteOpts
+	action.ListOptions = listOpts
+
+	labelSelector, fieldSelector, _ := ExtractFromListOptions(listOpts)
+	action.ListRestrictions = ListRestrictions{labelSelector, fieldSelector}
+
+	return action
+}
+
+func NewRootWatchAction(resource schema.GroupVersionResource, opts interface{}) WatchActionImpl {
+	listOpts, _ := opts.(metav1.ListOptions)
+	return NewRootWatchActionWithOptions(resource, listOpts)
+}
+
+func NewRootWatchActionWithOptions(resource schema.GroupVersionResource, opts metav1.ListOptions) WatchActionImpl {
+	action := WatchActionImpl{}
+	action.Verb = "watch"
+	action.Resource = resource
+	action.ListOptions = opts
+
+	labelSelector, fieldSelector, resourceVersion := ExtractFromListOptions(opts)
+	action.WatchRestrictions = WatchRestrictions{labelSelector, fieldSelector, resourceVersion}
+
+	return action
+}
+
+func ExtractFromListOptions(opts interface{}) (labelSelector labels.Selector, fieldSelector fields.Selector, resourceVersion string) {
+	var err error
+	switch t := opts.(type) {
+	case metav1.ListOptions:
+		labelSelector, err = labels.Parse(t.LabelSelector)
+		if err != nil {
+			panic(fmt.Errorf("invalid selector %q: %v", t.LabelSelector, err))
+		}
+		fieldSelector, err = fields.ParseSelector(t.FieldSelector)
+		if err != nil {
+			panic(fmt.Errorf("invalid selector %q: %v", t.FieldSelector, err))
+		}
+		resourceVersion = t.ResourceVersion
+	default:
+		panic(fmt.Errorf("expect a ListOptions %T", opts))
+	}
+	if labelSelector == nil {
+		labelSelector = labels.Everything()
+	}
+	if fieldSelector == nil {
+		fieldSelector = fields.Everything()
+	}
+	return labelSelector, fieldSelector, resourceVersion
+}
+
+func NewWatchAction(resource schema.GroupVersionResource, namespace string, opts interface{}) WatchActionImpl {
+	listOpts, _ := opts.(metav1.ListOptions)
+	return NewWatchActionWithOptions(resource, namespace, listOpts)
+}
+
+func NewWatchActionWithOptions(resource schema.GroupVersionResource, namespace string, opts metav1.ListOptions) WatchActionImpl {
+	action := WatchActionImpl{}
+	action.Verb = "watch"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.ListOptions = opts
+
+	labelSelector, fieldSelector, resourceVersion := ExtractFromListOptions(opts)
+	action.WatchRestrictions = WatchRestrictions{labelSelector, fieldSelector, resourceVersion}
+
+	return action
+}
+
+func NewProxyGetAction(resource schema.GroupVersionResource, namespace, scheme, name, port, path string, params map[string]string) ProxyGetActionImpl {
+	action := ProxyGetActionImpl{}
+	action.Verb = "get"
+	action.Resource = resource
+	action.Namespace = namespace
+	action.Scheme = scheme
+	action.Name = name
+	action.Port = port
+	action.Path = path
+	action.Params = params
+	return action
+}
+
+type ListRestrictions struct {
+	Labels labels.Selector
+	Fields fields.Selector
+}
+type WatchRestrictions struct {
+	Labels          labels.Selector
+	Fields          fields.Selector
+	ResourceVersion string
+}
+
+type Action interface {
+	GetNamespace() string
+	GetVerb() string
+	GetResource() schema.GroupVersionResource
+	GetSubresource() string
+	Matches(verb, resource string) bool
+
+	// DeepCopy is used to copy an action to avoid any risk of accidental mutation.  Most people never need to call this
+	// because the invocation logic deep copies before calls to storage and reactors.
+	DeepCopy() Action
+}
+
+type GenericAction interface {
+	Action
+	GetValue() interface{}
+}
+
+type GetAction interface {
+	Action
+	GetName() string
+}
+
+type ListAction interface {
+	Action
+	GetListRestrictions() ListRestrictions
+}
+
+type CreateAction interface {
+	Action
+	GetObject() runtime.Object
+}
+
+type UpdateAction interface {
+	Action
+	GetObject() runtime.Object
+}
+
+type DeleteAction interface {
+	Action
+	GetName() string
+	GetDeleteOptions() metav1.DeleteOptions
+}
+
+type DeleteCollectionAction interface {
+	Action
+	GetListRestrictions() ListRestrictions
+}
+
+type PatchAction interface {
+	Action
+	GetName() string
+	GetPatchType() types.PatchType
+	GetPatch() []byte
+}
+
+type WatchAction interface {
+	Action
+	GetWatchRestrictions() WatchRestrictions
+}
+
+type ProxyGetAction interface {
+	Action
+	GetScheme() string
+	GetName() string
+	GetPort() string
+	GetPath() string
+	GetParams() map[string]string
+}
+
+type ActionImpl struct {
+	Namespace   string
+	Verb        string
+	Resource    schema.GroupVersionResource
+	Subresource string
+}
+
+func (a ActionImpl) GetNamespace() string {
+	return a.Namespace
+}
+func (a ActionImpl) GetVerb() string {
+	return a.Verb
+}
+func (a ActionImpl) GetResource() schema.GroupVersionResource {
+	return a.Resource
+}
+func (a ActionImpl) GetSubresource() string {
+	return a.Subresource
+}
+func (a ActionImpl) Matches(verb, resource string) bool {
+	// Stay backwards compatible.
+	if !strings.Contains(resource, "/") {
+		return strings.EqualFold(verb, a.Verb) &&
+			strings.EqualFold(resource, a.Resource.Resource)
+	}
+
+	parts := strings.SplitN(resource, "/", 2)
+	topresource, subresource := parts[0], parts[1]
+
+	return strings.EqualFold(verb, a.Verb) &&
+		strings.EqualFold(topresource, a.Resource.Resource) &&
+		strings.EqualFold(subresource, a.Subresource)
+}
+func (a ActionImpl) DeepCopy() Action {
+	ret := a
+	return ret
+}
+
+type GenericActionImpl struct {
+	ActionImpl
+	Value interface{}
+}
+
+func (a GenericActionImpl) GetValue() interface{} {
+	return a.Value
+}
+
+func (a GenericActionImpl) DeepCopy() Action {
+	return GenericActionImpl{
+		ActionImpl: a.ActionImpl.DeepCopy().(ActionImpl),
+		// TODO this is wrong, but no worse than before
+		Value: a.Value,
+	}
+}
+
+type GetActionImpl struct {
+	ActionImpl
+	Name       string
+	GetOptions metav1.GetOptions
+}
+
+func (a GetActionImpl) GetName() string {
+	return a.Name
+}
+
+func (a GetActionImpl) GetGetOptions() metav1.GetOptions {
+	return a.GetOptions
+}
+
+func (a GetActionImpl) DeepCopy() Action {
+	return GetActionImpl{
+		ActionImpl: a.ActionImpl.DeepCopy().(ActionImpl),
+		Name:       a.Name,
+		GetOptions: *a.GetOptions.DeepCopy(),
+	}
+}
+
+type ListActionImpl struct {
+	ActionImpl
+	Kind             schema.GroupVersionKind
+	Name             string
+	ListRestrictions ListRestrictions
+	ListOptions      metav1.ListOptions
+}
+
+func (a ListActionImpl) GetKind() schema.GroupVersionKind {
+	return a.Kind
+}
+
+func (a ListActionImpl) GetListRestrictions() ListRestrictions {
+	return a.ListRestrictions
+}
+
+func (a ListActionImpl) GetListOptions() metav1.ListOptions {
+	return a.ListOptions
+}
+
+func (a ListActionImpl) DeepCopy() Action {
+	return ListActionImpl{
+		ActionImpl: a.ActionImpl.DeepCopy().(ActionImpl),
+		Kind:       a.Kind,
+		Name:       a.Name,
+		ListRestrictions: ListRestrictions{
+			Labels: a.ListRestrictions.Labels.DeepCopySelector(),
+			Fields: a.ListRestrictions.Fields.DeepCopySelector(),
+		},
+		ListOptions: *a.ListOptions.DeepCopy(),
+	}
+}
+
+type CreateActionImpl struct {
+	ActionImpl
+	Name          string
+	Object        runtime.Object
+	CreateOptions metav1.CreateOptions
+}
+
+func (a CreateActionImpl) GetObject() runtime.Object {
+	return a.Object
+}
+
+func (a CreateActionImpl) GetCreateOptions() metav1.CreateOptions {
+	return a.CreateOptions
+}
+
+func (a CreateActionImpl) DeepCopy() Action {
+	return CreateActionImpl{
+		ActionImpl:    a.ActionImpl.DeepCopy().(ActionImpl),
+		Name:          a.Name,
+		Object:        a.Object.DeepCopyObject(),
+		CreateOptions: *a.CreateOptions.DeepCopy(),
+	}
+}
+
+type UpdateActionImpl struct {
+	ActionImpl
+	Object        runtime.Object
+	UpdateOptions metav1.UpdateOptions
+}
+
+func (a UpdateActionImpl) GetObject() runtime.Object {
+	return a.Object
+}
+
+func (a UpdateActionImpl) GetUpdateOptions() metav1.UpdateOptions {
+	return a.UpdateOptions
+}
+
+func (a UpdateActionImpl) DeepCopy() Action {
+	return UpdateActionImpl{
+		ActionImpl:    a.ActionImpl.DeepCopy().(ActionImpl),
+		Object:        a.Object.DeepCopyObject(),
+		UpdateOptions: *a.UpdateOptions.DeepCopy(),
+	}
+}
+
+type PatchActionImpl struct {
+	ActionImpl
+	Name         string
+	PatchType    types.PatchType
+	Patch        []byte
+	PatchOptions metav1.PatchOptions
+}
+
+func (a PatchActionImpl) GetName() string {
+	return a.Name
+}
+
+func (a PatchActionImpl) GetPatch() []byte {
+	return a.Patch
+}
+
+func (a PatchActionImpl) GetPatchType() types.PatchType {
+	return a.PatchType
+}
+
+func (a PatchActionImpl) GetPatchOptions() metav1.PatchOptions {
+	return a.PatchOptions
+}
+
+func (a PatchActionImpl) DeepCopy() Action {
+	patch := make([]byte, len(a.Patch))
+	copy(patch, a.Patch)
+	return PatchActionImpl{
+		ActionImpl:   a.ActionImpl.DeepCopy().(ActionImpl),
+		Name:         a.Name,
+		PatchType:    a.PatchType,
+		Patch:        patch,
+		PatchOptions: *a.PatchOptions.DeepCopy(),
+	}
+}
+
+type DeleteActionImpl struct {
+	ActionImpl
+	Name          string
+	DeleteOptions metav1.DeleteOptions
+}
+
+func (a DeleteActionImpl) GetName() string {
+	return a.Name
+}
+
+func (a DeleteActionImpl) GetDeleteOptions() metav1.DeleteOptions {
+	return a.DeleteOptions
+}
+
+func (a DeleteActionImpl) DeepCopy() Action {
+	return DeleteActionImpl{
+		ActionImpl:    a.ActionImpl.DeepCopy().(ActionImpl),
+		Name:          a.Name,
+		DeleteOptions: *a.DeleteOptions.DeepCopy(),
+	}
+}
+
+type DeleteCollectionActionImpl struct {
+	ActionImpl
+	ListRestrictions ListRestrictions
+	DeleteOptions    metav1.DeleteOptions
+	ListOptions      metav1.ListOptions
+}
+
+func (a DeleteCollectionActionImpl) GetListRestrictions() ListRestrictions {
+	return a.ListRestrictions
+}
+
+func (a DeleteCollectionActionImpl) GetDeleteOptions() metav1.DeleteOptions {
+	return a.DeleteOptions
+}
+
+func (a DeleteCollectionActionImpl) GetListOptions() metav1.ListOptions {
+	return a.ListOptions
+}
+
+func (a DeleteCollectionActionImpl) DeepCopy() Action {
+	return DeleteCollectionActionImpl{
+		ActionImpl: a.ActionImpl.DeepCopy().(ActionImpl),
+		ListRestrictions: ListRestrictions{
+			Labels: a.ListRestrictions.Labels.DeepCopySelector(),
+			Fields: a.ListRestrictions.Fields.DeepCopySelector(),
+		},
+		DeleteOptions: *a.DeleteOptions.DeepCopy(),
+		ListOptions:   *a.ListOptions.DeepCopy(),
+	}
+}
+
+type WatchActionImpl struct {
+	ActionImpl
+	WatchRestrictions WatchRestrictions
+	ListOptions       metav1.ListOptions
+}
+
+func (a WatchActionImpl) GetWatchRestrictions() WatchRestrictions {
+	return a.WatchRestrictions
+}
+
+func (a WatchActionImpl) GetListOptions() metav1.ListOptions {
+	return a.ListOptions
+}
+
+func (a WatchActionImpl) DeepCopy() Action {
+	return WatchActionImpl{
+		ActionImpl: a.ActionImpl.DeepCopy().(ActionImpl),
+		WatchRestrictions: WatchRestrictions{
+			Labels:          a.WatchRestrictions.Labels.DeepCopySelector(),
+			Fields:          a.WatchRestrictions.Fields.DeepCopySelector(),
+			ResourceVersion: a.WatchRestrictions.ResourceVersion,
+		},
+		ListOptions: *a.ListOptions.DeepCopy(),
+	}
+}
+
+type ProxyGetActionImpl struct {
+	ActionImpl
+	Scheme string
+	Name   string
+	Port   string
+	Path   string
+	Params map[string]string
+}
+
+func (a ProxyGetActionImpl) GetScheme() string {
+	return a.Scheme
+}
+
+func (a ProxyGetActionImpl) GetName() string {
+	return a.Name
+}
+
+func (a ProxyGetActionImpl) GetPort() string {
+	return a.Port
+}
+
+func (a ProxyGetActionImpl) GetPath() string {
+	return a.Path
+}
+
+func (a ProxyGetActionImpl) GetParams() map[string]string {
+	return a.Params
+}
+
+func (a ProxyGetActionImpl) DeepCopy() Action {
+	params := map[string]string{}
+	for k, v := range a.Params {
+		params[k] = v
+	}
+	return ProxyGetActionImpl{
+		ActionImpl: a.ActionImpl.DeepCopy().(ActionImpl),
+		Scheme:     a.Scheme,
+		Name:       a.Name,
+		Port:       a.Port,
+		Path:       a.Path,
+		Params:     params,
+	}
+}

vendor/k8s.io/client-go/testing/fake.go

@@ -0,0 +1,220 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package testing
+
+import (
+	"fmt"
+	"sync"
+
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/watch"
+	restclient "k8s.io/client-go/rest"
+)
+
+// Fake implements client.Interface. Meant to be embedded into a struct to get
+// a default implementation. This makes faking out just the method you want to
+// test easier.
+type Fake struct {
+	sync.RWMutex
+	actions []Action // these may be castable to other types, but "Action" is the minimum
+
+	// ReactionChain is the list of reactors that will be attempted for every
+	// request in the order they are tried.
+	ReactionChain []Reactor
+	// WatchReactionChain is the list of watch reactors that will be attempted
+	// for every request in the order they are tried.
+	WatchReactionChain []WatchReactor
+	// ProxyReactionChain is the list of proxy reactors that will be attempted
+	// for every request in the order they are tried.
+	ProxyReactionChain []ProxyReactor
+
+	Resources []*metav1.APIResourceList
+}
+
+// Reactor is an interface to allow the composition of reaction functions.
+type Reactor interface {
+	// Handles indicates whether or not this Reactor deals with a given
+	// action.
+	Handles(action Action) bool
+	// React handles the action and returns results.  It may choose to
+	// delegate by indicated handled=false.
+	React(action Action) (handled bool, ret runtime.Object, err error)
+}
+
+// WatchReactor is an interface to allow the composition of watch functions.
+type WatchReactor interface {
+	// Handles indicates whether or not this Reactor deals with a given
+	// action.
+	Handles(action Action) bool
+	// React handles a watch action and returns results.  It may choose to
+	// delegate by indicating handled=false.
+	React(action Action) (handled bool, ret watch.Interface, err error)
+}
+
+// ProxyReactor is an interface to allow the composition of proxy get
+// functions.
+type ProxyReactor interface {
+	// Handles indicates whether or not this Reactor deals with a given
+	// action.
+	Handles(action Action) bool
+	// React handles a watch action and returns results.  It may choose to
+	// delegate by indicating handled=false.
+	React(action Action) (handled bool, ret restclient.ResponseWrapper, err error)
+}
+
+// ReactionFunc is a function that returns an object or error for a given
+// Action.  If "handled" is false, then the test client will ignore the
+// results and continue to the next ReactionFunc.  A ReactionFunc can describe
+// reactions on subresources by testing the result of the action's
+// GetSubresource() method.
+type ReactionFunc func(action Action) (handled bool, ret runtime.Object, err error)
+
+// WatchReactionFunc is a function that returns a watch interface.  If
+// "handled" is false, then the test client will ignore the results and
+// continue to the next ReactionFunc.
+type WatchReactionFunc func(action Action) (handled bool, ret watch.Interface, err error)
+
+// ProxyReactionFunc is a function that returns a ResponseWrapper interface
+// for a given Action.  If "handled" is false, then the test client will
+// ignore the results and continue to the next ProxyReactionFunc.
+type ProxyReactionFunc func(action Action) (handled bool, ret restclient.ResponseWrapper, err error)
+
+// AddReactor appends a reactor to the end of the chain.
+func (c *Fake) AddReactor(verb, resource string, reaction ReactionFunc) {
+	c.ReactionChain = append(c.ReactionChain, &SimpleReactor{verb, resource, reaction})
+}
+
+// PrependReactor adds a reactor to the beginning of the chain.
+func (c *Fake) PrependReactor(verb, resource string, reaction ReactionFunc) {
+	c.ReactionChain = append([]Reactor{&SimpleReactor{verb, resource, reaction}}, c.ReactionChain...)
+}
+
+// AddWatchReactor appends a reactor to the end of the chain.
+func (c *Fake) AddWatchReactor(resource string, reaction WatchReactionFunc) {
+	c.Lock()
+	defer c.Unlock()
+	c.WatchReactionChain = append(c.WatchReactionChain, &SimpleWatchReactor{resource, reaction})
+}
+
+// PrependWatchReactor adds a reactor to the beginning of the chain.
+func (c *Fake) PrependWatchReactor(resource string, reaction WatchReactionFunc) {
+	c.Lock()
+	defer c.Unlock()
+	c.WatchReactionChain = append([]WatchReactor{&SimpleWatchReactor{resource, reaction}}, c.WatchReactionChain...)
+}
+
+// AddProxyReactor appends a reactor to the end of the chain.
+func (c *Fake) AddProxyReactor(resource string, reaction ProxyReactionFunc) {
+	c.ProxyReactionChain = append(c.ProxyReactionChain, &SimpleProxyReactor{resource, reaction})
+}
+
+// PrependProxyReactor adds a reactor to the beginning of the chain.
+func (c *Fake) PrependProxyReactor(resource string, reaction ProxyReactionFunc) {
+	c.ProxyReactionChain = append([]ProxyReactor{&SimpleProxyReactor{resource, reaction}}, c.ProxyReactionChain...)
+}
+
+// Invokes records the provided Action and then invokes the ReactionFunc that
+// handles the action if one exists. defaultReturnObj is expected to be of the
+// same type a normal call would return.
+func (c *Fake) Invokes(action Action, defaultReturnObj runtime.Object) (runtime.Object, error) {
+	c.Lock()
+	defer c.Unlock()
+
+	actionCopy := action.DeepCopy()
+	c.actions = append(c.actions, action.DeepCopy())
+	for _, reactor := range c.ReactionChain {
+		if !reactor.Handles(actionCopy) {
+			continue
+		}
+
+		handled, ret, err := reactor.React(actionCopy)
+		if !handled {
+			continue
+		}
+
+		return ret, err
+	}
+
+	return defaultReturnObj, nil
+}
+
+// InvokesWatch records the provided Action and then invokes the ReactionFunc
+// that handles the action if one exists.
+func (c *Fake) InvokesWatch(action Action) (watch.Interface, error) {
+	c.Lock()
+	defer c.Unlock()
+
+	actionCopy := action.DeepCopy()
+	c.actions = append(c.actions, action.DeepCopy())
+	for _, reactor := range c.WatchReactionChain {
+		if !reactor.Handles(actionCopy) {
+			continue
+		}
+
+		handled, ret, err := reactor.React(actionCopy)
+		if !handled {
+			continue
+		}
+
+		return ret, err
+	}
+
+	return nil, fmt.Errorf("unhandled watch: %#v", action)
+}
+
+// InvokesProxy records the provided Action and then invokes the ReactionFunc
+// that handles the action if one exists.
+func (c *Fake) InvokesProxy(action Action) restclient.ResponseWrapper {
+	c.Lock()
+	defer c.Unlock()
+
+	actionCopy := action.DeepCopy()
+	c.actions = append(c.actions, action.DeepCopy())
+	for _, reactor := range c.ProxyReactionChain {
+		if !reactor.Handles(actionCopy) {
+			continue
+		}
+
+		handled, ret, err := reactor.React(actionCopy)
+		if !handled || err != nil {
+			continue
+		}
+
+		return ret
+	}
+
+	return nil
+}
+
+// ClearActions clears the history of actions called on the fake client.
+func (c *Fake) ClearActions() {
+	c.Lock()
+	defer c.Unlock()
+
+	c.actions = make([]Action, 0)
+}
+
+// Actions returns a chronologically ordered slice fake actions called on the
+// fake client.
+func (c *Fake) Actions() []Action {
+	c.RLock()
+	defer c.RUnlock()
+	fa := make([]Action, len(c.actions))
+	copy(fa, c.actions)
+	return fa
+}

vendor/k8s.io/client-go/testing/fixture.go

@@ -0,0 +1,960 @@
+/*
+Copyright 2015 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package testing
+
+import (
+	"fmt"
+	"reflect"
+	"sort"
+	"strings"
+	"sync"
+
+	"sigs.k8s.io/yaml"
+
+	jsonpatch "gopkg.in/evanphx/json-patch.v4"
+
+	apierrors "k8s.io/apimachinery/pkg/api/errors"
+	"k8s.io/apimachinery/pkg/api/meta"
+	"k8s.io/apimachinery/pkg/api/meta/testrestmapper"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/apimachinery/pkg/types"
+	"k8s.io/apimachinery/pkg/util/json"
+	"k8s.io/apimachinery/pkg/util/managedfields"
+	"k8s.io/apimachinery/pkg/util/strategicpatch"
+	"k8s.io/apimachinery/pkg/watch"
+	restclient "k8s.io/client-go/rest"
+)
+
+// ObjectTracker keeps track of objects. It is intended to be used to
+// fake calls to a server by returning objects based on their kind,
+// namespace and name.
+type ObjectTracker interface {
+	// Add adds an object to the tracker. If object being added
+	// is a list, its items are added separately.
+	Add(obj runtime.Object) error
+
+	// Get retrieves the object by its kind, namespace and name.
+	Get(gvr schema.GroupVersionResource, ns, name string, opts ...metav1.GetOptions) (runtime.Object, error)
+
+	// Create adds an object to the tracker in the specified namespace.
+	Create(gvr schema.GroupVersionResource, obj runtime.Object, ns string, opts ...metav1.CreateOptions) error
+
+	// Update updates an existing object in the tracker in the specified namespace.
+	Update(gvr schema.GroupVersionResource, obj runtime.Object, ns string, opts ...metav1.UpdateOptions) error
+
+	// Patch patches an existing object in the tracker in the specified namespace.
+	Patch(gvr schema.GroupVersionResource, obj runtime.Object, ns string, opts ...metav1.PatchOptions) error
+
+	// Apply applies an object in the tracker in the specified namespace.
+	Apply(gvr schema.GroupVersionResource, applyConfiguration runtime.Object, ns string, opts ...metav1.PatchOptions) error
+
+	// List retrieves all objects of a given kind in the given
+	// namespace. Only non-List kinds are accepted.
+	List(gvr schema.GroupVersionResource, gvk schema.GroupVersionKind, ns string, opts ...metav1.ListOptions) (runtime.Object, error)
+
+	// Delete deletes an existing object from the tracker. If object
+	// didn't exist in the tracker prior to deletion, Delete returns
+	// no error.
+	Delete(gvr schema.GroupVersionResource, ns, name string, opts ...metav1.DeleteOptions) error
+
+	// Watch watches objects from the tracker. Watch returns a channel
+	// which will push added / modified / deleted object.
+	Watch(gvr schema.GroupVersionResource, ns string, opts ...metav1.ListOptions) (watch.Interface, error)
+}
+
+// ObjectScheme abstracts the implementation of common operations on objects.
+type ObjectScheme interface {
+	runtime.ObjectCreater
+	runtime.ObjectTyper
+}
+
+// ObjectReaction returns a ReactionFunc that applies core.Action to
+// the given tracker.
+//
+// If tracker also implements ManagedFieldObjectTracker, then managed fields
+// will be handled by the tracker and apply patch actions will be evaluated
+// using the field manager and will take field ownership into consideration.
+// Without a ManagedFieldObjectTracker, apply patch actions do not consider
+// field ownership.
+//
+// WARNING: There is no server side defaulting, validation, or conversion handled
+// by the fake client and subresources are not handled accurately (fields in the
+// root resource are not automatically updated when a scale resource is updated, for example).
+func ObjectReaction(tracker ObjectTracker) ReactionFunc {
+	reactor := objectTrackerReact{tracker: tracker}
+	return func(action Action) (bool, runtime.Object, error) {
+		// Here and below we need to switch on implementation types,
+		// not on interfaces, as some interfaces are identical
+		// (e.g. UpdateAction and CreateAction), so if we use them,
+		// updates and creates end up matching the same case branch.
+		switch action := action.(type) {
+		case ListActionImpl:
+			obj, err := reactor.List(action)
+			return true, obj, err
+		case GetActionImpl:
+			obj, err := reactor.Get(action)
+			return true, obj, err
+		case CreateActionImpl:
+			obj, err := reactor.Create(action)
+			return true, obj, err
+		case UpdateActionImpl:
+			obj, err := reactor.Update(action)
+			return true, obj, err
+		case DeleteActionImpl:
+			obj, err := reactor.Delete(action)
+			return true, obj, err
+		case PatchActionImpl:
+			if action.GetPatchType() == types.ApplyPatchType {
+				obj, err := reactor.Apply(action)
+				return true, obj, err
+			}
+			obj, err := reactor.Patch(action)
+			return true, obj, err
+		default:
+			return false, nil, fmt.Errorf("no reaction implemented for %s", action)
+		}
+	}
+}
+
+type objectTrackerReact struct {
+	tracker ObjectTracker
+}
+
+func (o objectTrackerReact) List(action ListActionImpl) (runtime.Object, error) {
+	return o.tracker.List(action.GetResource(), action.GetKind(), action.GetNamespace(), action.ListOptions)
+}
+
+func (o objectTrackerReact) Get(action GetActionImpl) (runtime.Object, error) {
+	return o.tracker.Get(action.GetResource(), action.GetNamespace(), action.GetName(), action.GetOptions)
+}
+
+func (o objectTrackerReact) Create(action CreateActionImpl) (runtime.Object, error) {
+	ns := action.GetNamespace()
+	gvr := action.GetResource()
+	objMeta, err := meta.Accessor(action.GetObject())
+	if err != nil {
+		return nil, err
+	}
+	if action.GetSubresource() == "" {
+		err = o.tracker.Create(gvr, action.GetObject(), ns, action.CreateOptions)
+		if err != nil {
+			return nil, err
+		}
+	} else {
+		oldObj, getOldObjErr := o.tracker.Get(gvr, ns, objMeta.GetName(), metav1.GetOptions{})
+		if getOldObjErr != nil {
+			return nil, getOldObjErr
+		}
+		// Check whether the existing historical object type is the same as the current operation object type that needs to be updated, and if it is the same, perform the update operation.
+		if reflect.TypeOf(oldObj) == reflect.TypeOf(action.GetObject()) {
+			// TODO: Currently we're handling subresource creation as an update
+			// on the enclosing resource. This works for some subresources but
+			// might not be generic enough.
+			err = o.tracker.Update(gvr, action.GetObject(), ns, metav1.UpdateOptions{
+				DryRun:          action.CreateOptions.DryRun,
+				FieldManager:    action.CreateOptions.FieldManager,
+				FieldValidation: action.CreateOptions.FieldValidation,
+			})
+		} else {
+			// If the historical object type is different from the current object type, need to make sure we return the object submitted,don't persist the submitted object in the tracker.
+			return action.GetObject(), nil
+		}
+	}
+	if err != nil {
+		return nil, err
+	}
+	obj, err := o.tracker.Get(gvr, ns, objMeta.GetName(), metav1.GetOptions{})
+	return obj, err
+}
+
+func (o objectTrackerReact) Update(action UpdateActionImpl) (runtime.Object, error) {
+	ns := action.GetNamespace()
+	gvr := action.GetResource()
+	objMeta, err := meta.Accessor(action.GetObject())
+	if err != nil {
+		return nil, err
+	}
+
+	err = o.tracker.Update(gvr, action.GetObject(), ns, action.UpdateOptions)
+	if err != nil {
+		return nil, err
+	}
+
+	obj, err := o.tracker.Get(gvr, ns, objMeta.GetName(), metav1.GetOptions{})
+	return obj, err
+}
+
+func (o objectTrackerReact) Delete(action DeleteActionImpl) (runtime.Object, error) {
+	err := o.tracker.Delete(action.GetResource(), action.GetNamespace(), action.GetName(), action.DeleteOptions)
+	return nil, err
+}
+
+func (o objectTrackerReact) Apply(action PatchActionImpl) (runtime.Object, error) {
+	ns := action.GetNamespace()
+	gvr := action.GetResource()
+
+	patchObj := &unstructured.Unstructured{Object: map[string]interface{}{}}
+	if err := yaml.Unmarshal(action.GetPatch(), &patchObj.Object); err != nil {
+		return nil, err
+	}
+	patchObj.SetName(action.GetName())
+	err := o.tracker.Apply(gvr, patchObj, ns, action.PatchOptions)
+	if err != nil {
+		return nil, err
+	}
+	obj, err := o.tracker.Get(gvr, ns, action.GetName(), metav1.GetOptions{})
+	return obj, err
+}
+
+func (o objectTrackerReact) Patch(action PatchActionImpl) (runtime.Object, error) {
+	ns := action.GetNamespace()
+	gvr := action.GetResource()
+
+	obj, err := o.tracker.Get(gvr, ns, action.GetName(), metav1.GetOptions{})
+	if err != nil {
+		return nil, err
+	}
+
+	old, err := json.Marshal(obj)
+	if err != nil {
+		return nil, err
+	}
+
+	// reset the object in preparation to unmarshal, since unmarshal does not guarantee that fields
+	// in obj that are removed by patch are cleared
+	value := reflect.ValueOf(obj)
+	value.Elem().Set(reflect.New(value.Type().Elem()).Elem())
+
+	switch action.GetPatchType() {
+	case types.JSONPatchType:
+		patch, err := jsonpatch.DecodePatch(action.GetPatch())
+		if err != nil {
+			return nil, err
+		}
+		modified, err := patch.Apply(old)
+		if err != nil {
+			return nil, err
+		}
+
+		if err = json.Unmarshal(modified, obj); err != nil {
+			return nil, err
+		}
+	case types.MergePatchType:
+		modified, err := jsonpatch.MergePatch(old, action.GetPatch())
+		if err != nil {
+			return nil, err
+		}
+
+		if err := json.Unmarshal(modified, obj); err != nil {
+			return nil, err
+		}
+	case types.StrategicMergePatchType:
+		mergedByte, err := strategicpatch.StrategicMergePatch(old, action.GetPatch(), obj)
+		if err != nil {
+			return nil, err
+		}
+		if err = json.Unmarshal(mergedByte, obj); err != nil {
+			return nil, err
+		}
+	default:
+		return nil, fmt.Errorf("PatchType %s is not supported", action.GetPatchType())
+	}
+
+	if err = o.tracker.Patch(gvr, obj, ns, action.PatchOptions); err != nil {
+		return nil, err
+	}
+
+	return obj, nil
+}
+
+type tracker struct {
+	scheme  ObjectScheme
+	decoder runtime.Decoder
+	lock    sync.RWMutex
+	objects map[schema.GroupVersionResource]map[types.NamespacedName]runtime.Object
+	// The value type of watchers is a map of which the key is either a namespace or
+	// all/non namespace aka "" and its value is list of fake watchers.
+	// Manipulations on resources will broadcast the notification events into the
+	// watchers' channel. Note that too many unhandled events (currently 100,
+	// see apimachinery/pkg/watch.DefaultChanSize) will cause a panic.
+	watchers map[schema.GroupVersionResource]map[string][]*watch.RaceFreeFakeWatcher
+}
+
+var _ ObjectTracker = &tracker{}
+
+// NewObjectTracker returns an ObjectTracker that can be used to keep track
+// of objects for the fake clientset. Mostly useful for unit tests.
+func NewObjectTracker(scheme ObjectScheme, decoder runtime.Decoder) ObjectTracker {
+	return &tracker{
+		scheme:   scheme,
+		decoder:  decoder,
+		objects:  make(map[schema.GroupVersionResource]map[types.NamespacedName]runtime.Object),
+		watchers: make(map[schema.GroupVersionResource]map[string][]*watch.RaceFreeFakeWatcher),
+	}
+}
+
+func (t *tracker) List(gvr schema.GroupVersionResource, gvk schema.GroupVersionKind, ns string, opts ...metav1.ListOptions) (runtime.Object, error) {
+	_, err := assertOptionalSingleArgument(opts)
+	if err != nil {
+		return nil, err
+	}
+	// Heuristic for list kind: original kind + List suffix. Might
+	// not always be true but this tracker has a pretty limited
+	// understanding of the actual API model.
+	listGVK := gvk
+	listGVK.Kind = listGVK.Kind + "List"
+	// GVK does have the concept of "internal version". The scheme recognizes
+	// the runtime.APIVersionInternal, but not the empty string.
+	if listGVK.Version == "" {
+		listGVK.Version = runtime.APIVersionInternal
+	}
+
+	list, err := t.scheme.New(listGVK)
+	if err != nil {
+		return nil, err
+	}
+
+	if !meta.IsListType(list) {
+		return nil, fmt.Errorf("%q is not a list type", listGVK.Kind)
+	}
+
+	t.lock.RLock()
+	defer t.lock.RUnlock()
+
+	objs, ok := t.objects[gvr]
+	if !ok {
+		return list, nil
+	}
+
+	matchingObjs, err := filterByNamespace(objs, ns)
+	if err != nil {
+		return nil, err
+	}
+	if err := meta.SetList(list, matchingObjs); err != nil {
+		return nil, err
+	}
+	return list.DeepCopyObject(), nil
+}
+
+func (t *tracker) Watch(gvr schema.GroupVersionResource, ns string, opts ...metav1.ListOptions) (watch.Interface, error) {
+	_, err := assertOptionalSingleArgument(opts)
+	if err != nil {
+		return nil, err
+	}
+
+	t.lock.Lock()
+	defer t.lock.Unlock()
+
+	fakewatcher := watch.NewRaceFreeFake()
+
+	if _, exists := t.watchers[gvr]; !exists {
+		t.watchers[gvr] = make(map[string][]*watch.RaceFreeFakeWatcher)
+	}
+	t.watchers[gvr][ns] = append(t.watchers[gvr][ns], fakewatcher)
+	return fakewatcher, nil
+}
+
+func (t *tracker) Get(gvr schema.GroupVersionResource, ns, name string, opts ...metav1.GetOptions) (runtime.Object, error) {
+	_, err := assertOptionalSingleArgument(opts)
+	if err != nil {
+		return nil, err
+	}
+	errNotFound := apierrors.NewNotFound(gvr.GroupResource(), name)
+
+	t.lock.RLock()
+	defer t.lock.RUnlock()
+
+	objs, ok := t.objects[gvr]
+	if !ok {
+		return nil, errNotFound
+	}
+
+	matchingObj, ok := objs[types.NamespacedName{Namespace: ns, Name: name}]
+	if !ok {
+		return nil, errNotFound
+	}
+
+	// Only one object should match in the tracker if it works
+	// correctly, as Add/Update methods enforce kind/namespace/name
+	// uniqueness.
+	obj := matchingObj.DeepCopyObject()
+	if status, ok := obj.(*metav1.Status); ok {
+		if status.Status != metav1.StatusSuccess {
+			return nil, &apierrors.StatusError{ErrStatus: *status}
+		}
+	}
+
+	return obj, nil
+}
+
+func (t *tracker) Add(obj runtime.Object) error {
+	if meta.IsListType(obj) {
+		return t.addList(obj, false)
+	}
+	objMeta, err := meta.Accessor(obj)
+	if err != nil {
+		return err
+	}
+	gvks, _, err := t.scheme.ObjectKinds(obj)
+	if err != nil {
+		return err
+	}
+
+	if partial, ok := obj.(*metav1.PartialObjectMetadata); ok && len(partial.TypeMeta.APIVersion) > 0 {
+		gvks = []schema.GroupVersionKind{partial.TypeMeta.GroupVersionKind()}
+	}
+
+	if len(gvks) == 0 {
+		return fmt.Errorf("no registered kinds for %v", obj)
+	}
+	for _, gvk := range gvks {
+		// NOTE: UnsafeGuessKindToResource is a heuristic and default match. The
+		// actual registration in apiserver can specify arbitrary route for a
+		// gvk. If a test uses such objects, it cannot preset the tracker with
+		// objects via Add(). Instead, it should trigger the Create() function
+		// of the tracker, where an arbitrary gvr can be specified.
+		gvr, _ := meta.UnsafeGuessKindToResource(gvk)
+		// Resource doesn't have the concept of "__internal" version, just set it to "".
+		if gvr.Version == runtime.APIVersionInternal {
+			gvr.Version = ""
+		}
+
+		err := t.add(gvr, obj, objMeta.GetNamespace(), false)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (t *tracker) Create(gvr schema.GroupVersionResource, obj runtime.Object, ns string, opts ...metav1.CreateOptions) error {
+	_, err := assertOptionalSingleArgument(opts)
+	if err != nil {
+		return err
+	}
+	return t.add(gvr, obj, ns, false)
+}
+
+func (t *tracker) Update(gvr schema.GroupVersionResource, obj runtime.Object, ns string, opts ...metav1.UpdateOptions) error {
+	_, err := assertOptionalSingleArgument(opts)
+	if err != nil {
+		return err
+	}
+	return t.add(gvr, obj, ns, true)
+}
+
+func (t *tracker) Patch(gvr schema.GroupVersionResource, patchedObject runtime.Object, ns string, opts ...metav1.PatchOptions) error {
+	_, err := assertOptionalSingleArgument(opts)
+	if err != nil {
+		return err
+	}
+	return t.add(gvr, patchedObject, ns, true)
+}
+
+func (t *tracker) Apply(gvr schema.GroupVersionResource, applyConfiguration runtime.Object, ns string, opts ...metav1.PatchOptions) error {
+	_, err := assertOptionalSingleArgument(opts)
+	if err != nil {
+		return err
+	}
+	applyConfigurationMeta, err := meta.Accessor(applyConfiguration)
+	if err != nil {
+		return err
+	}
+
+	obj, err := t.Get(gvr, ns, applyConfigurationMeta.GetName(), metav1.GetOptions{})
+	if err != nil {
+		return err
+	}
+
+	old, err := json.Marshal(obj)
+	if err != nil {
+		return err
+	}
+
+	// reset the object in preparation to unmarshal, since unmarshal does not guarantee that fields
+	// in obj that are removed by patch are cleared
+	value := reflect.ValueOf(obj)
+	value.Elem().Set(reflect.New(value.Type().Elem()).Elem())
+
+	// For backward compatibility with behavior 1.30 and earlier, continue to handle apply
+	// via strategic merge patch (clients may use fake.NewClientset and ManagedFieldObjectTracker
+	// for full field manager support).
+	patch, err := json.Marshal(applyConfiguration)
+	if err != nil {
+		return err
+	}
+	mergedByte, err := strategicpatch.StrategicMergePatch(old, patch, obj)
+	if err != nil {
+		return err
+	}
+	if err = json.Unmarshal(mergedByte, obj); err != nil {
+		return err
+	}
+
+	return t.add(gvr, obj, ns, true)
+}
+
+// IsWatchListSemanticsUnSupported informs the reflector that this client
+// doesn't support WatchList semantics.
+//
+// This is a synthetic method whose sole purpose is to satisfy the optional
+// interface check performed by the reflector.
+// Returning true signals that WatchList can NOT be used.
+// No additional logic is implemented here.
+func (t *tracker) IsWatchListSemanticsUnSupported() bool {
+	return true
+}
+
+func (t *tracker) getWatches(gvr schema.GroupVersionResource, ns string) []*watch.RaceFreeFakeWatcher {
+	watches := []*watch.RaceFreeFakeWatcher{}
+	if t.watchers[gvr] != nil {
+		if w := t.watchers[gvr][ns]; w != nil {
+			watches = append(watches, w...)
+		}
+		if ns != metav1.NamespaceAll {
+			if w := t.watchers[gvr][metav1.NamespaceAll]; w != nil {
+				watches = append(watches, w...)
+			}
+		}
+	}
+	return watches
+}
+
+func (t *tracker) add(gvr schema.GroupVersionResource, obj runtime.Object, ns string, replaceExisting bool) error {
+	t.lock.Lock()
+	defer t.lock.Unlock()
+
+	gr := gvr.GroupResource()
+
+	// To avoid the object from being accidentally modified by caller
+	// after it's been added to the tracker, we always store the deep
+	// copy.
+	obj = obj.DeepCopyObject()
+
+	newMeta, err := meta.Accessor(obj)
+	if err != nil {
+		return err
+	}
+
+	// Propagate namespace to the new object if hasn't already been set.
+	if len(newMeta.GetNamespace()) == 0 {
+		newMeta.SetNamespace(ns)
+	}
+
+	if ns != newMeta.GetNamespace() {
+		msg := fmt.Sprintf("request namespace does not match object namespace, request: %q object: %q", ns, newMeta.GetNamespace())
+		return apierrors.NewBadRequest(msg)
+	}
+
+	_, ok := t.objects[gvr]
+	if !ok {
+		t.objects[gvr] = make(map[types.NamespacedName]runtime.Object)
+	}
+
+	namespacedName := types.NamespacedName{Namespace: newMeta.GetNamespace(), Name: newMeta.GetName()}
+	if _, ok = t.objects[gvr][namespacedName]; ok {
+		if replaceExisting {
+			for _, w := range t.getWatches(gvr, ns) {
+				// To avoid the object from being accidentally modified by watcher
+				w.Modify(obj.DeepCopyObject())
+			}
+			t.objects[gvr][namespacedName] = obj
+			return nil
+		}
+		return apierrors.NewAlreadyExists(gr, newMeta.GetName())
+	}
+
+	if replaceExisting {
+		// Tried to update but no matching object was found.
+		return apierrors.NewNotFound(gr, newMeta.GetName())
+	}
+
+	t.objects[gvr][namespacedName] = obj
+
+	for _, w := range t.getWatches(gvr, ns) {
+		// To avoid the object from being accidentally modified by watcher
+		w.Add(obj.DeepCopyObject())
+	}
+
+	return nil
+}
+
+func (t *tracker) addList(obj runtime.Object, replaceExisting bool) error {
+	list, err := meta.ExtractList(obj)
+	if err != nil {
+		return err
+	}
+	errs := runtime.DecodeList(list, t.decoder)
+	if len(errs) > 0 {
+		return errs[0]
+	}
+	for _, obj := range list {
+		if err := t.Add(obj); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (t *tracker) Delete(gvr schema.GroupVersionResource, ns, name string, opts ...metav1.DeleteOptions) error {
+	_, err := assertOptionalSingleArgument(opts)
+	if err != nil {
+		return err
+	}
+	t.lock.Lock()
+	defer t.lock.Unlock()
+
+	objs, ok := t.objects[gvr]
+	if !ok {
+		return apierrors.NewNotFound(gvr.GroupResource(), name)
+	}
+
+	namespacedName := types.NamespacedName{Namespace: ns, Name: name}
+	obj, ok := objs[namespacedName]
+	if !ok {
+		return apierrors.NewNotFound(gvr.GroupResource(), name)
+	}
+
+	delete(objs, namespacedName)
+	for _, w := range t.getWatches(gvr, ns) {
+		w.Delete(obj.DeepCopyObject())
+	}
+	return nil
+}
+
+type managedFieldObjectTracker struct {
+	ObjectTracker
+	scheme          ObjectScheme
+	objectConverter runtime.ObjectConvertor
+	mapper          func() meta.RESTMapper
+	typeConverter   managedfields.TypeConverter
+}
+
+var _ ObjectTracker = &managedFieldObjectTracker{}
+
+// NewFieldManagedObjectTracker returns an ObjectTracker that can be used to keep track
+// of objects and managed fields for the fake clientset. Mostly useful for unit tests.
+func NewFieldManagedObjectTracker(scheme *runtime.Scheme, decoder runtime.Decoder, typeConverter managedfields.TypeConverter) ObjectTracker {
+	return &managedFieldObjectTracker{
+		ObjectTracker:   NewObjectTracker(scheme, decoder),
+		scheme:          scheme,
+		objectConverter: scheme,
+		mapper: func() meta.RESTMapper {
+			return testrestmapper.TestOnlyStaticRESTMapper(scheme)
+		},
+		typeConverter: typeConverter,
+	}
+}
+
+func (t *managedFieldObjectTracker) Create(gvr schema.GroupVersionResource, obj runtime.Object, ns string, vopts ...metav1.CreateOptions) error {
+	opts, err := assertOptionalSingleArgument(vopts)
+	if err != nil {
+		return err
+	}
+	gvk, err := t.mapper().KindFor(gvr)
+	if err != nil {
+		return err
+	}
+	mgr, err := t.fieldManagerFor(gvk)
+	if err != nil {
+		return err
+	}
+
+	objType, err := meta.TypeAccessor(obj)
+	if err != nil {
+		return err
+	}
+	// Stamp GVK
+	apiVersion, kind := gvk.ToAPIVersionAndKind()
+	objType.SetAPIVersion(apiVersion)
+	objType.SetKind(kind)
+
+	objMeta, err := meta.Accessor(obj)
+	if err != nil {
+		return err
+	}
+	liveObject, err := t.ObjectTracker.Get(gvr, ns, objMeta.GetName(), metav1.GetOptions{})
+	if apierrors.IsNotFound(err) {
+		liveObject, err = t.scheme.New(gvk)
+		if err != nil {
+			return err
+		}
+		liveObject.GetObjectKind().SetGroupVersionKind(gvk)
+	} else if err != nil {
+		return err
+	}
+	objWithManagedFields, err := mgr.Update(liveObject, obj, opts.FieldManager)
+	if err != nil {
+		return err
+	}
+	return t.ObjectTracker.Create(gvr, objWithManagedFields, ns, opts)
+}
+
+func (t *managedFieldObjectTracker) Update(gvr schema.GroupVersionResource, obj runtime.Object, ns string, vopts ...metav1.UpdateOptions) error {
+	opts, err := assertOptionalSingleArgument(vopts)
+	if err != nil {
+		return err
+	}
+	gvk, err := t.mapper().KindFor(gvr)
+	if err != nil {
+		return err
+	}
+	mgr, err := t.fieldManagerFor(gvk)
+	if err != nil {
+		return err
+	}
+
+	objMeta, err := meta.Accessor(obj)
+	if err != nil {
+		return err
+	}
+	oldObj, err := t.ObjectTracker.Get(gvr, ns, objMeta.GetName(), metav1.GetOptions{})
+	if err != nil {
+		return err
+	}
+	objWithManagedFields, err := mgr.Update(oldObj, obj, opts.FieldManager)
+	if err != nil {
+		return err
+	}
+
+	return t.ObjectTracker.Update(gvr, objWithManagedFields, ns, opts)
+}
+
+func (t *managedFieldObjectTracker) Patch(gvr schema.GroupVersionResource, patchedObject runtime.Object, ns string, vopts ...metav1.PatchOptions) error {
+	opts, err := assertOptionalSingleArgument(vopts)
+	if err != nil {
+		return err
+	}
+	gvk, err := t.mapper().KindFor(gvr)
+	if err != nil {
+		return err
+	}
+	mgr, err := t.fieldManagerFor(gvk)
+	if err != nil {
+		return err
+	}
+
+	objMeta, err := meta.Accessor(patchedObject)
+	if err != nil {
+		return err
+	}
+	oldObj, err := t.ObjectTracker.Get(gvr, ns, objMeta.GetName(), metav1.GetOptions{})
+	if err != nil {
+		return err
+	}
+	objWithManagedFields, err := mgr.Update(oldObj, patchedObject, opts.FieldManager)
+	if err != nil {
+		return err
+	}
+	return t.ObjectTracker.Patch(gvr, objWithManagedFields, ns, vopts...)
+}
+
+func (t *managedFieldObjectTracker) Apply(gvr schema.GroupVersionResource, applyConfiguration runtime.Object, ns string, vopts ...metav1.PatchOptions) error {
+	opts, err := assertOptionalSingleArgument(vopts)
+	if err != nil {
+		return err
+	}
+	gvk, err := t.mapper().KindFor(gvr)
+	if err != nil {
+		return err
+	}
+	applyConfigurationMeta, err := meta.Accessor(applyConfiguration)
+	if err != nil {
+		return err
+	}
+
+	exists := true
+	liveObject, err := t.ObjectTracker.Get(gvr, ns, applyConfigurationMeta.GetName(), metav1.GetOptions{})
+	if apierrors.IsNotFound(err) {
+		exists = false
+		liveObject, err = t.scheme.New(gvk)
+		if err != nil {
+			return err
+		}
+		liveObject.GetObjectKind().SetGroupVersionKind(gvk)
+	} else if err != nil {
+		return err
+	}
+	mgr, err := t.fieldManagerFor(gvk)
+	if err != nil {
+		return err
+	}
+	force := false
+	if opts.Force != nil {
+		force = *opts.Force
+	}
+	objWithManagedFields, err := mgr.Apply(liveObject, applyConfiguration, opts.FieldManager, force)
+	if err != nil {
+		return err
+	}
+
+	if !exists {
+		return t.ObjectTracker.Create(gvr, objWithManagedFields, ns, metav1.CreateOptions{
+			DryRun:          opts.DryRun,
+			FieldManager:    opts.FieldManager,
+			FieldValidation: opts.FieldValidation,
+		})
+	} else {
+		return t.ObjectTracker.Update(gvr, objWithManagedFields, ns, metav1.UpdateOptions{
+			DryRun:          opts.DryRun,
+			FieldManager:    opts.FieldManager,
+			FieldValidation: opts.FieldValidation,
+		})
+	}
+}
+
+func (t *managedFieldObjectTracker) fieldManagerFor(gvk schema.GroupVersionKind) (*managedfields.FieldManager, error) {
+	return managedfields.NewDefaultFieldManager(
+		t.typeConverter,
+		t.objectConverter,
+		&objectDefaulter{},
+		t.scheme,
+		gvk,
+		gvk.GroupVersion(),
+		"",
+		nil)
+}
+
+// objectDefaulter implements runtime.Defaulter, but it actually
+// does nothing.
+type objectDefaulter struct{}
+
+func (d *objectDefaulter) Default(_ runtime.Object) {}
+
+// filterByNamespace returns all objects in the collection that
+// match provided namespace. Empty namespace matches
+// non-namespaced objects.
+func filterByNamespace(objs map[types.NamespacedName]runtime.Object, ns string) ([]runtime.Object, error) {
+	var res []runtime.Object
+
+	for _, obj := range objs {
+		acc, err := meta.Accessor(obj)
+		if err != nil {
+			return nil, err
+		}
+		if ns != "" && acc.GetNamespace() != ns {
+			continue
+		}
+		res = append(res, obj)
+	}
+
+	// Sort res to get deterministic order.
+	sort.Slice(res, func(i, j int) bool {
+		acc1, _ := meta.Accessor(res[i])
+		acc2, _ := meta.Accessor(res[j])
+		if acc1.GetNamespace() != acc2.GetNamespace() {
+			return acc1.GetNamespace() < acc2.GetNamespace()
+		}
+		return acc1.GetName() < acc2.GetName()
+	})
+	return res, nil
+}
+
+func DefaultWatchReactor(watchInterface watch.Interface, err error) WatchReactionFunc {
+	return func(action Action) (bool, watch.Interface, error) {
+		return true, watchInterface, err
+	}
+}
+
+// SimpleReactor is a Reactor.  Each reaction function is attached to a given verb,resource tuple.  "*" in either field matches everything for that value.
+// For instance, *,pods matches all verbs on pods.  This allows for easier composition of reaction functions
+type SimpleReactor struct {
+	Verb     string
+	Resource string
+
+	Reaction ReactionFunc
+}
+
+func (r *SimpleReactor) Handles(action Action) bool {
+	verbCovers := r.Verb == "*" || r.Verb == action.GetVerb()
+	if !verbCovers {
+		return false
+	}
+
+	return resourceCovers(r.Resource, action)
+}
+
+func (r *SimpleReactor) React(action Action) (bool, runtime.Object, error) {
+	return r.Reaction(action)
+}
+
+// SimpleWatchReactor is a WatchReactor.  Each reaction function is attached to a given resource.  "*" matches everything for that value.
+// For instance, *,pods matches all verbs on pods.  This allows for easier composition of reaction functions
+type SimpleWatchReactor struct {
+	Resource string
+
+	Reaction WatchReactionFunc
+}
+
+func (r *SimpleWatchReactor) Handles(action Action) bool {
+	return resourceCovers(r.Resource, action)
+}
+
+func (r *SimpleWatchReactor) React(action Action) (bool, watch.Interface, error) {
+	return r.Reaction(action)
+}
+
+// SimpleProxyReactor is a ProxyReactor.  Each reaction function is attached to a given resource.  "*" matches everything for that value.
+// For instance, *,pods matches all verbs on pods.  This allows for easier composition of reaction functions.
+type SimpleProxyReactor struct {
+	Resource string
+
+	Reaction ProxyReactionFunc
+}
+
+func (r *SimpleProxyReactor) Handles(action Action) bool {
+	return resourceCovers(r.Resource, action)
+}
+
+func (r *SimpleProxyReactor) React(action Action) (bool, restclient.ResponseWrapper, error) {
+	return r.Reaction(action)
+}
+
+func resourceCovers(resource string, action Action) bool {
+	if resource == "*" {
+		return true
+	}
+
+	if resource == action.GetResource().Resource {
+		return true
+	}
+
+	if index := strings.Index(resource, "/"); index != -1 &&
+		resource[:index] == action.GetResource().Resource &&
+		resource[index+1:] == action.GetSubresource() {
+		return true
+	}
+
+	return false
+}
+
+// assertOptionalSingleArgument returns an error if there is more than one variadic argument.
+// Otherwise, it returns the first variadic argument, or zero value if there are no arguments.
+func assertOptionalSingleArgument[T any](arguments []T) (T, error) {
+	var a T
+	switch len(arguments) {
+	case 0:
+		return a, nil
+	case 1:
+		return arguments[0], nil
+	default:
+		return a, fmt.Errorf("expected only one option argument but got %d", len(arguments))
+	}
+}

vendor/k8s.io/client-go/testing/interface.go

@@ -0,0 +1,66 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package testing
+
+import (
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/watch"
+	restclient "k8s.io/client-go/rest"
+)
+
+type FakeClient interface {
+	// Tracker gives access to the ObjectTracker internal to the fake client.
+	Tracker() ObjectTracker
+
+	// AddReactor appends a reactor to the end of the chain.
+	AddReactor(verb, resource string, reaction ReactionFunc)
+
+	// PrependReactor adds a reactor to the beginning of the chain.
+	PrependReactor(verb, resource string, reaction ReactionFunc)
+
+	// AddWatchReactor appends a reactor to the end of the chain.
+	AddWatchReactor(resource string, reaction WatchReactionFunc)
+
+	// PrependWatchReactor adds a reactor to the beginning of the chain.
+	PrependWatchReactor(resource string, reaction WatchReactionFunc)
+
+	// AddProxyReactor appends a reactor to the end of the chain.
+	AddProxyReactor(resource string, reaction ProxyReactionFunc)
+
+	// PrependProxyReactor adds a reactor to the beginning of the chain.
+	PrependProxyReactor(resource string, reaction ProxyReactionFunc)
+
+	// Invokes records the provided Action and then invokes the ReactionFunc that
+	// handles the action if one exists. defaultReturnObj is expected to be of the
+	// same type a normal call would return.
+	Invokes(action Action, defaultReturnObj runtime.Object) (runtime.Object, error)
+
+	// InvokesWatch records the provided Action and then invokes the ReactionFunc
+	// that handles the action if one exists.
+	InvokesWatch(action Action) (watch.Interface, error)
+
+	// InvokesProxy records the provided Action and then invokes the ReactionFunc
+	// that handles the action if one exists.
+	InvokesProxy(action Action) restclient.ResponseWrapper
+
+	// ClearActions clears the history of actions called on the fake client.
+	ClearActions()
+
+	// Actions returns a chronologically ordered slice fake actions called on the
+	// fake client.
+	Actions() []Action
+}