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Add CRUD tests for new Event API verbs
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‎test/e2e/instrumentation/BUILD‎

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@@ -7,11 +7,24 @@ load(
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go_library(
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name = "go_default_library",
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srcs = ["imports.go"],
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srcs = [
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"events.go",
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"imports.go",
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],
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importpath = "k8s.io/kubernetes/test/e2e/instrumentation",
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deps = [
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"//staging/src/k8s.io/api/core/v1:go_default_library",
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"//staging/src/k8s.io/api/events/v1beta1:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/api/equality:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/types:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/util/diff:go_default_library",
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"//staging/src/k8s.io/client-go/kubernetes/typed/events/v1beta1:go_default_library",
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"//test/e2e/framework:go_default_library",
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"//test/e2e/instrumentation/common:go_default_library",
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"//test/e2e/instrumentation/logging:go_default_library",
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"//test/e2e/instrumentation/monitoring:go_default_library",
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"//vendor/github.com/onsi/ginkgo:go_default_library",
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],
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)
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‎test/e2e/instrumentation/events.go‎

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/*
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Copyright 2020 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 instrumentation
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import (
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"context"
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"encoding/json"
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"fmt"
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"time"
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"k8s.io/api/core/v1"
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eventsv1beta1 "k8s.io/api/events/v1beta1"
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apiequality "k8s.io/apimachinery/pkg/api/equality"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/diff"
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typedeventsv1beta1 "k8s.io/client-go/kubernetes/typed/events/v1beta1"
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"k8s.io/kubernetes/test/e2e/framework"
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"k8s.io/kubernetes/test/e2e/instrumentation/common"
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"github.com/onsi/ginkgo"
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"k8s.io/apimachinery/pkg/types"
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)
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func newTestEvent(namespace, name, label string) *eventsv1beta1.Event {
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someTime := metav1.MicroTime{Time: time.Unix(1505828956, 0)}
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return &eventsv1beta1.Event{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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Labels: map[string]string{
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label: "true",
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},
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},
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Regarding: v1.ObjectReference{
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Namespace: namespace,
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},
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EventTime: someTime,
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Note: "This is " + name,
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Action: "Do",
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Reason: "Test",
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Type: "Normal",
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ReportingController: "test-controller",
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ReportingInstance: "test-node",
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}
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}
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func eventExistsInList(client typedeventsv1beta1.EventInterface, namespace, name string) bool {
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eventsList, err := client.List(context.TODO(), metav1.ListOptions{
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LabelSelector: "testevent-constant=true",
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})
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framework.ExpectNoError(err, "failed to list events")
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for _, val := range eventsList.Items {
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if val.ObjectMeta.Name == name && val.ObjectMeta.Namespace == namespace {
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return true
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}
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}
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return false
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}
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var _ = common.SIGDescribe("Events API", func() {
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f := framework.NewDefaultFramework("events")
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var client typedeventsv1beta1.EventInterface
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var clientAllNamespaces typedeventsv1beta1.EventInterface
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ginkgo.BeforeEach(func() {
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client = f.ClientSet.EventsV1beta1().Events(f.Namespace.Name)
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clientAllNamespaces = f.ClientSet.EventsV1beta1().Events(metav1.NamespaceAll)
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})
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/*
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Release : v1.19
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Testname: Event resource lifecycle
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Description: Create an event, the event MUST exist.
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The event is patched with a new note, the check MUST have the update note.
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The event is deleted and MUST NOT show up when listing all events.
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*/
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ginkgo.It("should ensure that an event can be fetched, patched, deleted, and listed", func() {
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eventName := "event-test"
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ginkgo.By("creating a test event")
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_, err := client.Create(context.TODO(), newTestEvent(f.Namespace.Name, eventName, "testevent-constant"), metav1.CreateOptions{})
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framework.ExpectNoError(err, "failed to create test event")
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ginkgo.By("listing events in all namespaces")
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foundCreatedEvent := eventExistsInList(clientAllNamespaces, f.Namespace.Name, eventName)
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framework.ExpectEqual(foundCreatedEvent, true, "failed to find test event in list with cluster scope")
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ginkgo.By("listing events in test namespace")
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foundCreatedEvent = eventExistsInList(client, f.Namespace.Name, eventName)
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framework.ExpectEqual(foundCreatedEvent, true, "failed to find test event in list with namespace scope")
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ginkgo.By("getting the test event")
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testEvent, err := client.Get(context.TODO(), eventName, metav1.GetOptions{})
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framework.ExpectNoError(err, "failed to get test event")
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ginkgo.By("patching the test event")
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eventPatchNote := "This is a test event - patched"
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eventPatch, err := json.Marshal(map[string]interface{}{
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"note": eventPatchNote,
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})
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framework.ExpectNoError(err, "failed to marshal the patch JSON payload")
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_, err = client.Patch(context.TODO(), eventName, types.StrategicMergePatchType, []byte(eventPatch), metav1.PatchOptions{})
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framework.ExpectNoError(err, "failed to patch the test event")
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ginkgo.By("getting the test event")
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event, err := client.Get(context.TODO(), eventName, metav1.GetOptions{})
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framework.ExpectNoError(err, "failed to get test event")
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// clear ResourceVersion and ManagedFields which are set by control-plane
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event.ObjectMeta.ResourceVersion = ""
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testEvent.ObjectMeta.ResourceVersion = ""
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event.ObjectMeta.ManagedFields = nil
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testEvent.ObjectMeta.ManagedFields = nil
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testEvent.Note = eventPatchNote
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if !apiequality.Semantic.DeepEqual(testEvent, event) {
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framework.Failf("test event wasn't properly patched: %v", diff.ObjectReflectDiff(testEvent, event))
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}
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ginkgo.By("deleting the test event")
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err = client.Delete(context.TODO(), eventName, metav1.DeleteOptions{})
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framework.ExpectNoError(err, "failed to delete the test event")
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ginkgo.By("listing events in all namespaces")
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foundCreatedEvent = eventExistsInList(clientAllNamespaces, f.Namespace.Name, eventName)
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framework.ExpectEqual(foundCreatedEvent, false, "should not have found test event after deletion")
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ginkgo.By("listing events in test namespace")
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foundCreatedEvent = eventExistsInList(client, f.Namespace.Name, eventName)
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framework.ExpectEqual(foundCreatedEvent, false, "should not have found test event after deletion")
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})
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ginkgo.It("should delete a collection of events", func() {
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eventNames := []string{"test-event-1", "test-event-2", "test-event-3"}
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ginkgo.By("Create set of events")
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for _, eventName := range eventNames {
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_, err := client.Create(context.TODO(), newTestEvent(f.Namespace.Name, eventName, "testevent-set"), metav1.CreateOptions{})
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framework.ExpectNoError(err, "failed to create event")
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}
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ginkgo.By("get a list of Events with a label in the current namespace")
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eventList, err := client.List(context.TODO(), metav1.ListOptions{
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LabelSelector: "testevent-set=true",
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})
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framework.ExpectNoError(err, "failed to get a list of events")
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framework.ExpectEqual(len(eventList.Items), len(eventNames), fmt.Sprintf("unexpected event list: %#v", eventList))
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ginkgo.By("delete a list of events")
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framework.Logf("requesting DeleteCollection of events")
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err = client.DeleteCollection(context.TODO(), metav1.DeleteOptions{}, metav1.ListOptions{
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LabelSelector: "testevent-set=true",
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})
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framework.ExpectNoError(err, "failed to delete the test event")
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ginkgo.By("check that the list of events matches the requested quantity")
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eventList, err = client.List(context.TODO(), metav1.ListOptions{
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LabelSelector: "testevent-set=true",
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})
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framework.ExpectNoError(err, "failed to get a list of events")
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framework.ExpectEqual(len(eventList.Items), 0, fmt.Sprintf("unexpected event list: %#v", eventList))
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})
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})

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