Squashed 'k8smain/' content from commit 719158d
git-subtree-dir: k8smain git-subtree-split: 719158d2c8788c30cc9e1c51bbebb53c5801524e
This commit is contained in:
johndmulhausen
@@ -0,0 +1,267 @@
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/*
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Copyright 2014 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// Package testapi provides a helper for retrieving the KUBE_TEST_API environment variable.
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package testapi
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import (
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"fmt"
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"os"
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"reflect"
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"strings"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/meta"
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"k8s.io/kubernetes/pkg/api/unversioned"
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"k8s.io/kubernetes/pkg/apimachinery/registered"
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"k8s.io/kubernetes/pkg/apis/autoscaling"
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"k8s.io/kubernetes/pkg/apis/batch"
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"k8s.io/kubernetes/pkg/apis/extensions"
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"k8s.io/kubernetes/pkg/runtime"
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_ "k8s.io/kubernetes/pkg/api/install"
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_ "k8s.io/kubernetes/pkg/apis/autoscaling/install"
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_ "k8s.io/kubernetes/pkg/apis/batch/install"
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_ "k8s.io/kubernetes/pkg/apis/componentconfig/install"
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_ "k8s.io/kubernetes/pkg/apis/extensions/install"
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_ "k8s.io/kubernetes/pkg/apis/metrics/install"
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)
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var (
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Groups = make(map[string]TestGroup)
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Default TestGroup
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Autoscaling TestGroup
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Batch TestGroup
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Extensions TestGroup
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)
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type TestGroup struct {
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externalGroupVersion unversioned.GroupVersion
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internalGroupVersion unversioned.GroupVersion
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internalTypes map[string]reflect.Type
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}
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func init() {
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kubeTestAPI := os.Getenv("KUBE_TEST_API")
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if len(kubeTestAPI) != 0 {
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testGroupVersions := strings.Split(kubeTestAPI, ",")
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for _, gvString := range testGroupVersions {
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groupVersion, err := unversioned.ParseGroupVersion(gvString)
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if err != nil {
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panic(fmt.Sprintf("Error parsing groupversion %v: %v", gvString, err))
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}
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internalGroupVersion := unversioned.GroupVersion{Group: groupVersion.Group, Version: runtime.APIVersionInternal}
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Groups[groupVersion.Group] = TestGroup{
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externalGroupVersion: groupVersion,
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internalGroupVersion: internalGroupVersion,
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internalTypes: api.Scheme.KnownTypes(internalGroupVersion),
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}
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}
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}
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if _, ok := Groups[api.GroupName]; !ok {
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Groups[api.GroupName] = TestGroup{
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externalGroupVersion: unversioned.GroupVersion{Group: api.GroupName, Version: registered.GroupOrDie(api.GroupName).GroupVersion.Version},
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internalGroupVersion: api.SchemeGroupVersion,
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internalTypes: api.Scheme.KnownTypes(api.SchemeGroupVersion),
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}
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}
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if _, ok := Groups[extensions.GroupName]; !ok {
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Groups[extensions.GroupName] = TestGroup{
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externalGroupVersion: unversioned.GroupVersion{Group: extensions.GroupName, Version: registered.GroupOrDie(extensions.GroupName).GroupVersion.Version},
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internalGroupVersion: extensions.SchemeGroupVersion,
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internalTypes: api.Scheme.KnownTypes(extensions.SchemeGroupVersion),
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}
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}
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if _, ok := Groups[autoscaling.GroupName]; !ok {
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internalTypes := make(map[string]reflect.Type)
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for k, t := range api.Scheme.KnownTypes(extensions.SchemeGroupVersion) {
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if k == "Scale" {
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continue
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}
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internalTypes[k] = t
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}
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Groups[autoscaling.GroupName] = TestGroup{
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externalGroupVersion: unversioned.GroupVersion{Group: autoscaling.GroupName, Version: registered.GroupOrDie(autoscaling.GroupName).GroupVersion.Version},
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internalGroupVersion: extensions.SchemeGroupVersion,
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internalTypes: internalTypes,
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}
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}
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if _, ok := Groups[autoscaling.GroupName+"IntraGroup"]; !ok {
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internalTypes := make(map[string]reflect.Type)
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for k, t := range api.Scheme.KnownTypes(extensions.SchemeGroupVersion) {
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if k == "Scale" {
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internalTypes[k] = t
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break
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}
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}
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Groups[autoscaling.GroupName] = TestGroup{
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externalGroupVersion: unversioned.GroupVersion{Group: autoscaling.GroupName, Version: registered.GroupOrDie(autoscaling.GroupName).GroupVersion.Version},
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internalGroupVersion: autoscaling.SchemeGroupVersion,
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internalTypes: internalTypes,
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}
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}
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if _, ok := Groups[batch.GroupName]; !ok {
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Groups[batch.GroupName] = TestGroup{
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externalGroupVersion: unversioned.GroupVersion{Group: batch.GroupName, Version: registered.GroupOrDie(batch.GroupName).GroupVersion.Version},
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internalGroupVersion: extensions.SchemeGroupVersion,
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internalTypes: api.Scheme.KnownTypes(extensions.SchemeGroupVersion),
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}
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}
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Default = Groups[api.GroupName]
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Autoscaling = Groups[autoscaling.GroupName]
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Batch = Groups[batch.GroupName]
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Extensions = Groups[extensions.GroupName]
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}
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func (g TestGroup) ContentConfig() (string, *unversioned.GroupVersion, runtime.Codec) {
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return "application/json", g.GroupVersion(), g.Codec()
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}
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func (g TestGroup) GroupVersion() *unversioned.GroupVersion {
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copyOfGroupVersion := g.externalGroupVersion
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return ©OfGroupVersion
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}
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// InternalGroupVersion returns the group,version used to identify the internal
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// types for this API
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func (g TestGroup) InternalGroupVersion() unversioned.GroupVersion {
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return g.internalGroupVersion
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}
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// InternalTypes returns a map of internal API types' kind names to their Go types.
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func (g TestGroup) InternalTypes() map[string]reflect.Type {
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return g.internalTypes
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}
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// Codec returns the codec for the API version to test against, as set by the
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// KUBE_TEST_API env var.
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func (g TestGroup) Codec() runtime.Codec {
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return api.Codecs.LegacyCodec(g.externalGroupVersion)
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}
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// Converter returns the api.Scheme for the API version to test against, as set by the
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// KUBE_TEST_API env var.
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func (g TestGroup) Converter() runtime.ObjectConvertor {
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interfaces, err := registered.GroupOrDie(g.externalGroupVersion.Group).InterfacesFor(g.externalGroupVersion)
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if err != nil {
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panic(err)
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}
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return interfaces.ObjectConvertor
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}
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// MetadataAccessor returns the MetadataAccessor for the API version to test against,
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// as set by the KUBE_TEST_API env var.
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func (g TestGroup) MetadataAccessor() meta.MetadataAccessor {
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interfaces, err := registered.GroupOrDie(g.externalGroupVersion.Group).InterfacesFor(g.externalGroupVersion)
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if err != nil {
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panic(err)
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}
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return interfaces.MetadataAccessor
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}
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// SelfLink returns a self link that will appear to be for the version Version().
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// 'resource' should be the resource path, e.g. "pods" for the Pod type. 'name' should be
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// empty for lists.
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func (g TestGroup) SelfLink(resource, name string) string {
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if g.externalGroupVersion.Group == api.GroupName {
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if name == "" {
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return fmt.Sprintf("/api/%s/%s", g.externalGroupVersion.Version, resource)
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}
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return fmt.Sprintf("/api/%s/%s/%s", g.externalGroupVersion.Version, resource, name)
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} else {
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// TODO: will need a /apis prefix once we have proper multi-group
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// support
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if name == "" {
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return fmt.Sprintf("/apis/%s/%s/%s", g.externalGroupVersion.Group, g.externalGroupVersion.Version, resource)
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}
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return fmt.Sprintf("/apis/%s/%s/%s/%s", g.externalGroupVersion.Group, g.externalGroupVersion.Version, resource, name)
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}
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}
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// Returns the appropriate path for the given prefix (watch, proxy, redirect, etc), resource, namespace and name.
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// For ex, this is of the form:
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// /api/v1/watch/namespaces/foo/pods/pod0 for v1.
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func (g TestGroup) ResourcePathWithPrefix(prefix, resource, namespace, name string) string {
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var path string
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if g.externalGroupVersion.Group == api.GroupName {
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path = "/api/" + g.externalGroupVersion.Version
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} else {
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// TODO: switch back once we have proper multiple group support
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// path = "/apis/" + g.Group + "/" + Version(group...)
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path = "/apis/" + g.externalGroupVersion.Group + "/" + g.externalGroupVersion.Version
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}
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if prefix != "" {
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path = path + "/" + prefix
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}
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if namespace != "" {
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path = path + "/namespaces/" + namespace
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}
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// Resource names are lower case.
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resource = strings.ToLower(resource)
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if resource != "" {
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path = path + "/" + resource
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}
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if name != "" {
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path = path + "/" + name
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}
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return path
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}
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// Returns the appropriate path for the given resource, namespace and name.
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// For example, this is of the form:
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// /api/v1/namespaces/foo/pods/pod0 for v1.
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func (g TestGroup) ResourcePath(resource, namespace, name string) string {
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return g.ResourcePathWithPrefix("", resource, namespace, name)
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}
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func (g TestGroup) RESTMapper() meta.RESTMapper {
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return registered.GroupOrDie(g.externalGroupVersion.Group).RESTMapper
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}
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// Get codec based on runtime.Object
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func GetCodecForObject(obj runtime.Object) (runtime.Codec, error) {
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kind, err := api.Scheme.ObjectKind(obj)
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if err != nil {
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return nil, fmt.Errorf("unexpected encoding error: %v", err)
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}
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for _, group := range Groups {
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if group.GroupVersion().Group != kind.Group {
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continue
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}
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if api.Scheme.Recognizes(kind) {
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return group.Codec(), nil
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}
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}
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// Codec used for unversioned types
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if api.Scheme.Recognizes(kind) {
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serializer, ok := api.Codecs.SerializerForFileExtension("json")
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if !ok {
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return nil, fmt.Errorf("no serializer registered for json")
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}
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return serializer, nil
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}
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return nil, fmt.Errorf("unexpected kind: %v", kind)
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}
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func NewTestGroup(external, internal unversioned.GroupVersion, internalTypes map[string]reflect.Type) TestGroup {
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return TestGroup{external, internal, internalTypes}
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}
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@@ -0,0 +1,137 @@
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/*
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Copyright 2015 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package testapi
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import (
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"encoding/json"
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"reflect"
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"testing"
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"k8s.io/kubernetes/pkg/api/unversioned"
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"k8s.io/kubernetes/pkg/runtime"
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)
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// TODO these tests don't add much value for testing things that have groups
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func TestResourcePathWithPrefix(t *testing.T) {
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testCases := []struct {
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prefix string
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resource string
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namespace string
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name string
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expected string
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}{
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{"prefix", "resource", "mynamespace", "myresource", "/api/" + Default.GroupVersion().Version + "/prefix/namespaces/mynamespace/resource/myresource"},
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{"prefix", "resource", "", "myresource", "/api/" + Default.GroupVersion().Version + "/prefix/resource/myresource"},
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{"prefix", "resource", "mynamespace", "", "/api/" + Default.GroupVersion().Version + "/prefix/namespaces/mynamespace/resource"},
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{"prefix", "resource", "", "", "/api/" + Default.GroupVersion().Version + "/prefix/resource"},
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{"", "resource", "mynamespace", "myresource", "/api/" + Default.GroupVersion().Version + "/namespaces/mynamespace/resource/myresource"},
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}
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for _, item := range testCases {
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if actual := Default.ResourcePathWithPrefix(item.prefix, item.resource, item.namespace, item.name); actual != item.expected {
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t.Errorf("Expected: %s, got: %s for prefix: %s, resource: %s, namespace: %s and name: %s", item.expected, actual, item.prefix, item.resource, item.namespace, item.name)
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}
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}
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}
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func TestResourcePath(t *testing.T) {
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testCases := []struct {
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resource string
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namespace string
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name string
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expected string
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}{
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{"resource", "mynamespace", "myresource", "/api/" + Default.GroupVersion().Version + "/namespaces/mynamespace/resource/myresource"},
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{"resource", "", "myresource", "/api/" + Default.GroupVersion().Version + "/resource/myresource"},
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{"resource", "mynamespace", "", "/api/" + Default.GroupVersion().Version + "/namespaces/mynamespace/resource"},
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{"resource", "", "", "/api/" + Default.GroupVersion().Version + "/resource"},
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}
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for _, item := range testCases {
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if actual := Default.ResourcePath(item.resource, item.namespace, item.name); actual != item.expected {
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t.Errorf("Expected: %s, got: %s for resource: %s, namespace: %s and name: %s", item.expected, actual, item.resource, item.namespace, item.name)
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}
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}
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}
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var status = &unversioned.Status{
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Status: unversioned.StatusFailure,
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Code: 200,
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Reason: unversioned.StatusReasonUnknown,
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Message: "",
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}
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func TestV1EncodeDecodeStatus(t *testing.T) {
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v1Codec := Default.Codec()
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encoded, err := runtime.Encode(v1Codec, status)
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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typeMeta := unversioned.TypeMeta{}
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if err := json.Unmarshal(encoded, &typeMeta); err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if typeMeta.Kind != "Status" {
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t.Errorf("Kind is not set to \"Status\". Got %v", string(encoded))
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}
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if typeMeta.APIVersion != "v1" {
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t.Errorf("APIVersion is not set to \"v1\". Got %v", string(encoded))
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}
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decoded, err := runtime.Decode(v1Codec, encoded)
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if !reflect.DeepEqual(status, decoded) {
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t.Errorf("expected: %#v, got: %#v", status, decoded)
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}
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}
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func testEncodeDecodeStatus(t *testing.T, codec runtime.Codec) {
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encoded, err := runtime.Encode(codec, status)
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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typeMeta := unversioned.TypeMeta{}
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if err := json.Unmarshal(encoded, &typeMeta); err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if typeMeta.Kind != "Status" {
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t.Errorf("Kind is not set to \"Status\". Got %s", encoded)
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}
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if typeMeta.APIVersion != "v1" {
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t.Errorf("APIVersion is not set to \"\". Got %s", encoded)
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}
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decoded, err := runtime.Decode(codec, encoded)
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if !reflect.DeepEqual(status, decoded) {
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t.Errorf("expected: %v, got: %v", status, decoded)
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}
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}
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func TestAutoscalingEncodeDecodeStatus(t *testing.T) {
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testEncodeDecodeStatus(t, Autoscaling.Codec())
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}
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func TestBatchEncodeDecodeStatus(t *testing.T) {
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testEncodeDecodeStatus(t, Batch.Codec())
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}
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func TestExperimentalEncodeDecodeStatus(t *testing.T) {
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testEncodeDecodeStatus(t, Extensions.Codec())
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}
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Reference in New Issue
Block a user