mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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6b3a6e6b98
Instead of saying "Google Inc." (which is not always correct) say "The Kubernetes Authors", which is generic.
116 lines
2.9 KiB
Go
116 lines
2.9 KiB
Go
/*
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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 kubelet
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import (
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"math/rand"
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"strconv"
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"testing"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/client/testclient"
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)
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var testPod *api.Pod = &api.Pod{
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ObjectMeta: api.ObjectMeta{
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UID: "12345678",
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Name: "foo",
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Namespace: "new",
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},
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}
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func newTestStatusManager() *statusManager {
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return newStatusManager(&testclient.Fake{})
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}
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func generateRandomMessage() string {
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return strconv.Itoa(rand.Int())
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}
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func getRandomPodStatus() api.PodStatus {
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return api.PodStatus{
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Message: generateRandomMessage(),
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}
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}
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func verifyActions(t *testing.T, kubeClient client.Interface, expectedActions []string) {
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actions := kubeClient.(*testclient.Fake).Actions
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if len(actions) != len(expectedActions) {
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t.Errorf("unexpected actions, got: %s expected: %s", actions, expectedActions)
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return
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}
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for i := 0; i < len(actions); i++ {
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if actions[i].Action != expectedActions[i] {
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t.Errorf("unexpected actions, got: %s expected: %s", actions, expectedActions)
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}
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}
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}
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func verifyUpdates(t *testing.T, manager *statusManager, expectedUpdates int) {
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// Consume all updates in the channel.
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numUpdates := 0
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for {
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hasUpdate := true
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select {
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case <-manager.podStatusChannel:
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numUpdates++
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default:
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hasUpdate = false
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}
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if !hasUpdate {
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break
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}
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}
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if numUpdates != expectedUpdates {
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t.Errorf("unexpected number of updates %d, expected %d", numUpdates, expectedUpdates)
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}
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}
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func TestNewStatus(t *testing.T) {
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syncer := newTestStatusManager()
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syncer.SetPodStatus(testPod, getRandomPodStatus())
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verifyUpdates(t, syncer, 1)
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}
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func TestChangedStatus(t *testing.T) {
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syncer := newTestStatusManager()
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syncer.SetPodStatus(testPod, getRandomPodStatus())
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syncer.SetPodStatus(testPod, getRandomPodStatus())
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verifyUpdates(t, syncer, 2)
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}
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func TestUnchangedStatus(t *testing.T) {
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syncer := newTestStatusManager()
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podStatus := getRandomPodStatus()
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syncer.SetPodStatus(testPod, podStatus)
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syncer.SetPodStatus(testPod, podStatus)
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verifyUpdates(t, syncer, 1)
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}
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func TestSyncBatch(t *testing.T) {
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syncer := newTestStatusManager()
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syncer.SetPodStatus(testPod, getRandomPodStatus())
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err := syncer.syncBatch()
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if err != nil {
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t.Errorf("unexpected syncing error: %v", err)
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}
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verifyActions(t, syncer.kubeClient, []string{"get-pod", "update-status-pod"})
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}
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