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Add a generation number to the object meta of all objects, and status of rcs

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This commit is contained in:
Prashanth Balasubramanian
2015-06-18 12:00:19 -07:00
parent abac8c86c7
commit 9ed9bd1c4f
21 changed files with 212 additions and 21 deletions
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26
pkg/controller/replication_controller_test.go
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@@ -339,7 +339,7 @@ func TestCreateReplica(t *testing.T) {
}
}
func TestControllerNoReplicaUpdate(t *testing.T) {
func TestStatusUpdatesWithoutReplicasChange(t *testing.T) {
// Setup a fake server to listen for requests, and run the rc manager in steady state
fakeHandler := util.FakeHandler{
StatusCode: 200,
@@ -365,6 +365,18 @@ func TestControllerNoReplicaUpdate(t *testing.T) {
if fakeHandler.RequestReceived != nil {
t.Errorf("Unexpected update when pods and rcs are in a steady state")
}
// This response body is just so we don't err out decoding the http response, all
// we care about is the request body sent below.
response := runtime.EncodeOrDie(testapi.Codec(), &api.ReplicationController{})
fakeHandler.ResponseBody = response
rc.Generation = rc.Generation + 1
manager.syncReplicationController(getKey(rc, t))
rc.Status.ObservedGeneration = rc.Generation
updatedRc := runtime.EncodeOrDie(testapi.Codec(), rc)
fakeHandler.ValidateRequest(t, testapi.ResourcePath(replicationControllerResourceName(), rc.Namespace, rc.Name), "PUT", &updatedRc)
}
func TestControllerUpdateReplicas(t *testing.T) {
@@ -383,9 +395,12 @@ func TestControllerUpdateReplicas(t *testing.T) {
// Status.Replica should update to match number of pods in system, 1 new pod should be created.
rc := newReplicationController(5)
manager.controllerStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: 2}
rc.Status = api.ReplicationControllerStatus{Replicas: 2, ObservedGeneration: 0}
rc.Generation = 1
newPodList(manager.podStore.Store, 4, api.PodRunning, rc)
response := runtime.EncodeOrDie(testapi.Codec(), rc)
// This response body is just so we don't err out decoding the http response
response := runtime.EncodeOrDie(testapi.Codec(), &api.ReplicationController{})
fakeHandler.ResponseBody = response
fakePodControl := FakePodControl{}
@@ -393,8 +408,9 @@ func TestControllerUpdateReplicas(t *testing.T) {
manager.syncReplicationController(getKey(rc, t))
// Status.Replicas should go up from 2->4 even though we created 5-4=1 pod
rc.Status = api.ReplicationControllerStatus{Replicas: 4}
// 1. Status.Replicas should go up from 2->4 even though we created 5-4=1 pod.
// 2. Every update to the status should include the Generation of the spec.
rc.Status = api.ReplicationControllerStatus{Replicas: 4, ObservedGeneration: 1}
decRc := runtime.EncodeOrDie(testapi.Codec(), rc)
fakeHandler.ValidateRequest(t, testapi.ResourcePath(replicationControllerResourceName(), rc.Namespace, rc.Name), "PUT", &decRc)