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Add unittests to test PullPolicy.
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@ -1529,3 +1529,44 @@ func TestPurgeOldest(t *testing.T) {
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}
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}
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}
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func TestSyncPodsWithPullPolicy(t *testing.T) {
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kubelet, _, fakeDocker := newTestKubelet(t)
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puller := kubelet.dockerPuller.(*dockertools.FakeDockerPuller)
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puller.HasImages = []string{"existing_one", "want:latest"}
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kubelet.networkContainerImage = "custom_image_name"
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fakeDocker.ContainerList = []docker.APIContainers{}
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err := kubelet.SyncPods([]api.BoundPod{
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{
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ObjectMeta: api.ObjectMeta{
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Name: "foo",
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Namespace: "new",
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Annotations: map[string]string{ConfigSourceAnnotationKey: "test"},
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},
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Spec: api.PodSpec{
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Containers: []api.Container{
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{Name: "bar", Image: "pull_always_image", ImagePullPolicy: api.PullAlways},
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{Name: "bar1", Image: "pull_never_image", ImagePullPolicy: api.PullNever},
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{Name: "bar2", Image: "pull_if_not_present_image", ImagePullPolicy: api.PullIfNotPresent},
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{Name: "bar3", Image: "existing_one", ImagePullPolicy: api.PullIfNotPresent},
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{Name: "bar4", Image: "want:latest", ImagePullPolicy: api.PullIfNotPresent},
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},
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},
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},
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})
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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kubelet.drainWorkers()
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fakeDocker.Lock()
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if !reflect.DeepEqual(puller.ImagesPulled, []string{"custom_image_name", "pull_always_image", "pull_if_not_present_image", "want:latest"}) {
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t.Errorf("Unexpected pulled containers: %v", puller.ImagesPulled)
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}
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if len(fakeDocker.Created) != 6 {
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t.Errorf("Unexpected containers created %v", fakeDocker.Created)
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}
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fakeDocker.Unlock()
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}
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