e2e test that ensures that CRDs work in kube-apiserver

staging/src/k8s.io/apiextensions-apiserver/test/integration/testserver/BUILD

@@ -29,6 +29,7 @@ go_library(
         "//vendor/k8s.io/apimachinery/pkg/watch:go_default_library",
         "//vendor/k8s.io/apiserver/pkg/authorization/authorizerfactory:go_default_library",
         "//vendor/k8s.io/apiserver/pkg/server:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/storage/names:go_default_library",
         "//vendor/k8s.io/client-go/dynamic:go_default_library",
     ],
 )

staging/src/k8s.io/apiextensions-apiserver/test/integration/testserver/resources.go

@@ -29,9 +29,29 @@ import (
 	"k8s.io/apimachinery/pkg/runtime/schema"
 	"k8s.io/apimachinery/pkg/util/wait"
 	"k8s.io/apimachinery/pkg/watch"
+	"k8s.io/apiserver/pkg/storage/names"
 	"k8s.io/client-go/dynamic"
 )
 
+//NewRandomNameCustomResourceDefinition generates a CRD with random name to avoid name conflict in e2e tests
+func NewRandomNameCustomResourceDefinition(scope apiextensionsv1beta1.ResourceScope) *apiextensionsv1beta1.CustomResourceDefinition {
+	gName := names.SimpleNameGenerator.GenerateName("foo")
+	return &apiextensionsv1beta1.CustomResourceDefinition{
+		ObjectMeta: metav1.ObjectMeta{Name: gName + "s.mygroup.example.com"},
+		Spec: apiextensionsv1beta1.CustomResourceDefinitionSpec{
+			Group:   "mygroup.example.com",
+			Version: "v1beta1",
+			Names: apiextensionsv1beta1.CustomResourceDefinitionNames{
+				Plural:   gName + "s",
+				Singular: gName,
+				Kind:     gName,
+				ListKind: gName + "List",
+			},
+			Scope: scope,
+		},
+	}
+}
+
 func NewNoxuCustomResourceDefinition(scope apiextensionsv1beta1.ResourceScope) *apiextensionsv1beta1.CustomResourceDefinition {
 	return &apiextensionsv1beta1.CustomResourceDefinition{
 		ObjectMeta: metav1.ObjectMeta{Name: "noxus.mygroup.example.com"},
@@ -155,7 +175,7 @@ func CreateNewCustomResourceDefinition(crd *apiextensionsv1beta1.CustomResourceD
 	// can get a different RV because etcd can be touched in between the initial list operation (if that's what you're doing first)
 	// and the storage cache reflector starting.
 	// Later, you can issue a watch with the REST apis list.RV and end up earlier than the storage cacher.
-	// The general working model is that if you get a "resourceVersion to old" message, you re-list and rewatch.
+	// The general working model is that if you get a "resourceVersion too old" message, you re-list and rewatch.
 	// For this test, we'll actually cycle, "list/watch/create/delete" until we get an RV from list that observes the create and not an error.
 	// This way all the tests that are checking for watches don't have to worry about RV too old problems because crazy things *could* happen
 	// before like the created RV could be too old to watch.

test/e2e/BUILD

@@ -51,6 +51,7 @@ go_library(
         "certificates.go",
         "cluster_upgrade.go",
         "cronjob.go",
+        "custom_resource_definition.go",
         "daemon_restart.go",
         "daemon_set.go",
         "dashboard.go",
@@ -183,6 +184,9 @@ go_library(
         "//vendor/golang.org/x/net/websocket:go_default_library",
         "//vendor/golang.org/x/oauth2/google:go_default_library",
         "//vendor/google.golang.org/api/monitoring/v3:go_default_library",
+        "//vendor/k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1:go_default_library",
+        "//vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset:go_default_library",
+        "//vendor/k8s.io/apiextensions-apiserver/test/integration/testserver:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/api/errors:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/api/resource:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",

test/e2e/custom_resource_definition.go

+/*
+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 e2e
+
+import (
+	"k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
+	"k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
+	"k8s.io/apiextensions-apiserver/test/integration/testserver"
+	"k8s.io/kubernetes/test/e2e/framework"
+
+	. "github.com/onsi/ginkgo"
+)
+
+var _ = Describe("CustomResourceDefinition resources", func() {
+
+	f := framework.NewDefaultFramework("custom-resource-definition")
+
+	Context("Simple CustomResourceDefinition", func() {
+		It("creating/deleting custom resource definition objects works [Conformance]", func() {
+			config, err := framework.LoadConfig()
+			if err != nil {
+				framework.Failf("failed to load config: %v", err)
+			}
+
+			apiExtensionClient, err := clientset.NewForConfig(config)
+			if err != nil {
+				framework.Failf("failed to initialize apiExtensionClient: %v", err)
+			}
+
+			randomDefinition := testserver.NewRandomNameCustomResourceDefinition(v1beta1.ClusterScoped)
+
+			//create CRD and waits for the resource to be recognized and available.
+			_, err = testserver.CreateNewCustomResourceDefinition(randomDefinition, apiExtensionClient, f.ClientPool)
+			if err != nil {
+				framework.Failf("failed to create CustomResourceDefinition: %v", err)
+			}
+
+			defer func() {
+				err = testserver.DeleteCustomResourceDefinition(randomDefinition, apiExtensionClient)
+				if err != nil {
+					framework.Failf("failed to delete CustomResourceDefinition: %v", err)
+				}
+			}()
+		})
+	})
+})