Add glide.yaml and vendor deps
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205
vendor/k8s.io/kubernetes/pkg/api/defaulting_test.go
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vendor/k8s.io/kubernetes/pkg/api/defaulting_test.go
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/*
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Copyright 2016 The Kubernetes Authors.
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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 api_test
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import (
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"math/rand"
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"reflect"
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"sort"
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"testing"
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"github.com/google/gofuzz"
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"k8s.io/kubernetes/pkg/api"
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apiv1 "k8s.io/kubernetes/pkg/api/v1"
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batchv2alpha1 "k8s.io/kubernetes/pkg/apis/batch/v2alpha1"
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extensionsv1beta1 "k8s.io/kubernetes/pkg/apis/extensions/v1beta1"
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metav1 "k8s.io/kubernetes/pkg/apis/meta/v1"
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"k8s.io/kubernetes/pkg/runtime"
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"k8s.io/kubernetes/pkg/runtime/schema"
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"k8s.io/kubernetes/pkg/util/diff"
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)
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type orderedGroupVersionKinds []schema.GroupVersionKind
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func (o orderedGroupVersionKinds) Len() int { return len(o) }
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func (o orderedGroupVersionKinds) Swap(i, j int) { o[i], o[j] = o[j], o[i] }
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func (o orderedGroupVersionKinds) Less(i, j int) bool {
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return o[i].String() < o[j].String()
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}
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func TestVerifyDefaulting(t *testing.T) {
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job := &batchv2alpha1.JobTemplate{}
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batchv2alpha1.SetObjectDefaults_JobTemplate(job)
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if job.Template.Spec.Template.Spec.DNSPolicy != apiv1.DNSClusterFirst {
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t.Errorf("unexpected defaulting: %#v", job)
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}
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}
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// TODO: add a reflexive test that verifies that all SetDefaults functions are registered
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func TestDefaulting(t *testing.T) {
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// these are the known types with defaulters - you must add to this list if you add a top level defaulter
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typesWithDefaulting := map[schema.GroupVersionKind]struct{}{
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{Group: "", Version: "v1", Kind: "ConfigMap"}: {},
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{Group: "", Version: "v1", Kind: "ConfigMapList"}: {},
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{Group: "", Version: "v1", Kind: "Endpoints"}: {},
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{Group: "", Version: "v1", Kind: "EndpointsList"}: {},
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{Group: "", Version: "v1", Kind: "Namespace"}: {},
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{Group: "", Version: "v1", Kind: "NamespaceList"}: {},
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{Group: "", Version: "v1", Kind: "Node"}: {},
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{Group: "", Version: "v1", Kind: "NodeList"}: {},
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{Group: "", Version: "v1", Kind: "PersistentVolume"}: {},
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{Group: "", Version: "v1", Kind: "PersistentVolumeList"}: {},
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{Group: "", Version: "v1", Kind: "PersistentVolumeClaim"}: {},
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{Group: "", Version: "v1", Kind: "PersistentVolumeClaimList"}: {},
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{Group: "", Version: "v1", Kind: "PodAttachOptions"}: {},
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{Group: "", Version: "v1", Kind: "PodExecOptions"}: {},
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{Group: "", Version: "v1", Kind: "Pod"}: {},
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{Group: "", Version: "v1", Kind: "PodList"}: {},
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{Group: "", Version: "v1", Kind: "PodTemplate"}: {},
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{Group: "", Version: "v1", Kind: "PodTemplateList"}: {},
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{Group: "", Version: "v1", Kind: "ReplicationController"}: {},
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{Group: "", Version: "v1", Kind: "ReplicationControllerList"}: {},
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{Group: "", Version: "v1", Kind: "Secret"}: {},
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{Group: "", Version: "v1", Kind: "SecretList"}: {},
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{Group: "", Version: "v1", Kind: "Service"}: {},
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{Group: "", Version: "v1", Kind: "ServiceList"}: {},
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{Group: "apps", Version: "v1beta1", Kind: "StatefulSet"}: {},
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{Group: "apps", Version: "v1beta1", Kind: "StatefulSetList"}: {},
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{Group: "autoscaling", Version: "v1", Kind: "HorizontalPodAutoscaler"}: {},
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{Group: "autoscaling", Version: "v1", Kind: "HorizontalPodAutoscalerList"}: {},
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{Group: "batch", Version: "v1", Kind: "Job"}: {},
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{Group: "batch", Version: "v1", Kind: "JobList"}: {},
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{Group: "batch", Version: "v2alpha1", Kind: "CronJob"}: {},
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{Group: "batch", Version: "v2alpha1", Kind: "CronJobList"}: {},
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{Group: "batch", Version: "v2alpha1", Kind: "Job"}: {},
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{Group: "batch", Version: "v2alpha1", Kind: "JobList"}: {},
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{Group: "batch", Version: "v2alpha1", Kind: "JobTemplate"}: {},
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{Group: "batch", Version: "v2alpha1", Kind: "ScheduledJob"}: {},
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{Group: "batch", Version: "v2alpha1", Kind: "ScheduledJobList"}: {},
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{Group: "componentconfig", Version: "v1alpha1", Kind: "KubeProxyConfiguration"}: {},
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{Group: "componentconfig", Version: "v1alpha1", Kind: "KubeSchedulerConfiguration"}: {},
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{Group: "componentconfig", Version: "v1alpha1", Kind: "KubeletConfiguration"}: {},
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{Group: "kubeadm.k8s.io", Version: "v1alpha1", Kind: "MasterConfiguration"}: {},
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// This object contains only int fields which currently breaks the defaulting test because
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// it's pretty stupid. Once we add non integer fields, we should uncomment this.
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// {Group: "kubeadm.k8s.io", Version: "v1alpha1", Kind: "NodeConfiguration"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "DaemonSet"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "DaemonSetList"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "Deployment"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "DeploymentList"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "HorizontalPodAutoscaler"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "HorizontalPodAutoscalerList"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "Job"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "JobList"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "ReplicaSet"}: {},
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{Group: "extensions", Version: "v1beta1", Kind: "ReplicaSetList"}: {},
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{Group: "rbac.authorization.k8s.io", Version: "v1alpha1", Kind: "ClusterRoleBinding"}: {},
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{Group: "rbac.authorization.k8s.io", Version: "v1alpha1", Kind: "ClusterRoleBindingList"}: {},
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{Group: "rbac.authorization.k8s.io", Version: "v1alpha1", Kind: "RoleBinding"}: {},
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{Group: "rbac.authorization.k8s.io", Version: "v1alpha1", Kind: "RoleBindingList"}: {},
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}
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f := fuzz.New().NilChance(.5).NumElements(1, 1).RandSource(rand.NewSource(1))
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f.Funcs(
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func(s *runtime.RawExtension, c fuzz.Continue) {},
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func(s *metav1.LabelSelector, c fuzz.Continue) {
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c.FuzzNoCustom(s)
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s.MatchExpressions = nil // need to fuzz this specially
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},
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func(s *apiv1.ListOptions, c fuzz.Continue) {
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c.FuzzNoCustom(s)
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s.LabelSelector = "" // need to fuzz requirement strings specially
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s.FieldSelector = "" // need to fuzz requirement strings specially
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},
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func(s *extensionsv1beta1.ScaleStatus, c fuzz.Continue) {
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c.FuzzNoCustom(s)
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s.TargetSelector = "" // need to fuzz requirement strings specially
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},
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)
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scheme := api.Scheme
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var testTypes orderedGroupVersionKinds
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for gvk := range scheme.AllKnownTypes() {
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if gvk.Version == runtime.APIVersionInternal {
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continue
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}
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testTypes = append(testTypes, gvk)
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}
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sort.Sort(testTypes)
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for _, gvk := range testTypes {
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_, expectedChanged := typesWithDefaulting[gvk]
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iter := 0
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changedOnce := false
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for {
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if iter > *fuzzIters {
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if !expectedChanged || changedOnce {
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break
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}
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if iter > 200 {
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t.Errorf("expected %s to trigger defaulting due to fuzzing", gvk)
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break
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}
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// if we expected defaulting, continue looping until the fuzzer gives us one
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// at worst, we will timeout
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}
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iter++
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src, err := scheme.New(gvk)
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if err != nil {
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t.Fatal(err)
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}
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f.Fuzz(src)
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src.GetObjectKind().SetGroupVersionKind(schema.GroupVersionKind{})
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original, err := scheme.DeepCopy(src)
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if err != nil {
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t.Fatal(err)
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}
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// get internal
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withDefaults, _ := scheme.DeepCopy(src)
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scheme.Default(withDefaults.(runtime.Object))
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if !reflect.DeepEqual(original, withDefaults) {
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changedOnce = true
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if !expectedChanged {
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t.Errorf("{Group: \"%s\", Version: \"%s\", Kind: \"%s\"} did not expect defaults to be set - update expected or check defaulter registering: %s", gvk.Group, gvk.Version, gvk.Kind, diff.ObjectReflectDiff(original, withDefaults))
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}
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}
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}
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}
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}
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func BenchmarkPodDefaulting(b *testing.B) {
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f := fuzz.New().NilChance(.5).NumElements(1, 1).RandSource(rand.NewSource(1))
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items := make([]apiv1.Pod, 100)
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for i := range items {
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f.Fuzz(&items[i])
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}
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scheme := api.Scheme
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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pod := &items[i%len(items)]
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scheme.Default(pod)
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}
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b.StopTimer()
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}
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