Merge pull request #20415 from liangchenye/e2etest
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121
test/e2e_node/conformance_test.go
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121
test/e2e_node/conformance_test.go
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/*
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Copyright 2016 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 e2e_node
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import (
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"time"
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"k8s.io/kubernetes/pkg/api"
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client "k8s.io/kubernetes/pkg/client/unversioned"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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const (
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serviceCreateTimeout = 2 * time.Minute
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)
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var _ = Describe("Container Conformance Test", func() {
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var cl *client.Client
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BeforeEach(func() {
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// Setup the apiserver client
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cl = client.NewOrDie(&client.Config{Host: *apiServerAddress})
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})
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Describe("container conformance blackbox test", func() {
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Context("when running a container that terminates", func() {
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var terminateCase ConformanceContainer
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BeforeEach(func() {
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terminateCase = ConformanceContainer{
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Container: api.Container{
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Image: "gcr.io/google_containers/busybox:1.24",
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Name: "busybox",
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Command: []string{"sh", "-c", "env"},
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ImagePullPolicy: api.PullIfNotPresent,
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},
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Client: cl,
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Phase: api.PodSucceeded,
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NodeName: *nodeName,
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}
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})
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It("it should start successfully [Conformance]", func() {
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err := terminateCase.Create()
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Expect(err).NotTo(HaveOccurred())
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phase := api.PodPending
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for start := time.Now(); time.Since(start) < serviceCreateTimeout; time.Sleep(time.Second * 30) {
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ccontainer, err := terminateCase.Get()
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if err != nil || ccontainer.Phase != api.PodPending {
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phase = ccontainer.Phase
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break
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}
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}
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Expect(phase).Should(Equal(terminateCase.Phase))
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})
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It("it should report its phase as 'succeeded' [Conformance]", func() {
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ccontainer, err := terminateCase.Get()
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Expect(err).NotTo(HaveOccurred())
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Expect(ccontainer).Should(CContainerEqual(terminateCase))
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})
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It("it should be possible to delete [Conformance]", func() {
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err := terminateCase.Delete()
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Expect(err).NotTo(HaveOccurred())
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})
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})
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Context("when running a container with invalid image", func() {
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var invalidImageCase ConformanceContainer
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BeforeEach(func() {
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invalidImageCase = ConformanceContainer{
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Container: api.Container{
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Image: "foo.com/foo/foo",
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Name: "foo",
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Command: []string{"foo", "'Should not work'"},
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ImagePullPolicy: api.PullIfNotPresent,
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},
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Client: cl,
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Phase: api.PodPending,
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NodeName: *nodeName,
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}
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})
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It("it should not start successfully [Conformance]", func() {
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err := invalidImageCase.Create()
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Expect(err).NotTo(HaveOccurred())
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phase := api.PodPending
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for start := time.Now(); time.Since(start) < serviceCreateTimeout; time.Sleep(time.Second * 30) {
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ccontainer, err := invalidImageCase.Get()
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if err != nil || ccontainer.Phase != api.PodPending {
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phase = ccontainer.Phase
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break
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}
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}
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Expect(phase).Should(Equal(invalidImageCase.Phase))
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})
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It("it should report its phase as 'pending' [Conformance]", func() {
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ccontainer, err := invalidImageCase.Get()
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Expect(err).NotTo(HaveOccurred())
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Expect(ccontainer).Should(CContainerEqual(invalidImageCase))
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})
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It("it should be possible to delete [Conformance]", func() {
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err := invalidImageCase.Delete()
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Expect(err).NotTo(HaveOccurred())
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})
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})
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})
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})
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104
test/e2e_node/container.go
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104
test/e2e_node/container.go
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@@ -0,0 +1,104 @@
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/*
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Copyright 2016 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 e2e_node
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import (
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"errors"
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"fmt"
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"k8s.io/kubernetes/pkg/api"
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client "k8s.io/kubernetes/pkg/client/unversioned"
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"github.com/onsi/gomega/format"
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"github.com/onsi/gomega/types"
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)
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//One pod one container
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type ConformanceContainer struct {
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Container api.Container
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Client *client.Client
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Phase api.PodPhase
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NodeName string
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}
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type ConformanceContainerEqualMatcher struct {
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Expected interface{}
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}
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func CContainerEqual(expected interface{}) types.GomegaMatcher {
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return &ConformanceContainerEqualMatcher{
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Expected: expected,
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}
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}
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func (matcher *ConformanceContainerEqualMatcher) Match(actual interface{}) (bool, error) {
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if actual == nil && matcher.Expected == nil {
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return false, fmt.Errorf("Refusing to compare <nil> to <nil>.\nBe explicit and use BeNil() instead. This is to avoid mistakes where both sides of an assertion are erroneously uninitialized.")
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}
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val := api.Semantic.DeepDerivative(matcher.Expected, actual)
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return val, nil
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}
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func (matcher *ConformanceContainerEqualMatcher) FailureMessage(actual interface{}) (message string) {
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return format.Message(actual, "to equal", matcher.Expected)
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}
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func (matcher *ConformanceContainerEqualMatcher) NegatedFailureMessage(actual interface{}) (message string) {
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return format.Message(actual, "not to equal", matcher.Expected)
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}
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func (cc *ConformanceContainer) Create() error {
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pod := &api.Pod{
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ObjectMeta: api.ObjectMeta{
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//Same with the container name
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Name: cc.Container.Name,
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Namespace: api.NamespaceDefault,
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},
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Spec: api.PodSpec{
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NodeName: cc.NodeName,
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RestartPolicy: api.RestartPolicyNever,
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Containers: []api.Container{
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cc.Container,
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},
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},
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}
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_, err := cc.Client.Pods(api.NamespaceDefault).Create(pod)
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return err
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}
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//Same with 'delete'
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func (cc *ConformanceContainer) Stop() error {
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return cc.Client.Pods(api.NamespaceDefault).Delete(cc.Container.Name, &api.DeleteOptions{})
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}
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func (cc *ConformanceContainer) Delete() error {
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return cc.Client.Pods(api.NamespaceDefault).Delete(cc.Container.Name, &api.DeleteOptions{})
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}
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func (cc *ConformanceContainer) Get() (ConformanceContainer, error) {
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pod, err := cc.Client.Pods(api.NamespaceDefault).Get(cc.Container.Name)
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if err != nil {
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return ConformanceContainer{}, err
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}
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containers := pod.Spec.Containers
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if containers == nil || len(containers) != 1 {
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return ConformanceContainer{}, errors.New("Failed to get container")
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}
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return ConformanceContainer{containers[0], cc.Client, pod.Status.Phase, cc.NodeName}, nil
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}
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