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Merge pull request #26714 from jszczepkowski/kac-event-test 

Automatic merge from submit-queue

Improved check in shouldn't increase cluster size e2e test.

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Improved check in shouldn't increase cluster size e2e test.
pull/6/head
k8s-merge-robot 2016-06-04 05:58:32 -07:00
parent 8e091e254f 07d9e2dcb0
commit 8ba9bd3dcb
1 changed files with 20 additions and 2 deletions
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22
test/e2e/cluster_size_autoscaling.go
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@ -86,11 +86,29 @@ var _ = framework.KubeDescribe("Cluster size autoscaling [Slow]", func() {
It("shouldn't increase cluster size if pending pod it too large [Feature:ClusterSizeAutoscalingScaleUp]", func() { It("shouldn't increase cluster size if pending pod it too large [Feature:ClusterSizeAutoscalingScaleUp]", func() {
ReserveMemory(f, "memory-reservation", 1, memCapacityMb, false) ReserveMemory(f, "memory-reservation", 1, memCapacityMb, false)
// Verify, that cluster size is not changed.
// TODO: find a better way of verification that the cluster size will remain unchanged using events.
time.Sleep(scaleUpTimeout) time.Sleep(scaleUpTimeout)
// Verfiy, that the appropreate event was generated.
eventFound := false
EventsLoop:
for start := time.Now(); time.Since(start) < scaleUpTimeout; time.Sleep(20 * time.Second) {
By("Waiting for NotTriggerScaleUp event")
events, err := f.Client.Events(f.Namespace.Name).List(api.ListOptions{})
framework.ExpectNoError(err)
for _, e := range events.Items {
if e.InvolvedObject.Kind == "Pod" && e.Reason == "NotTriggerScaleUp" && strings.Contains(e.Message, "it wouldn't fit if a new node is added") {
By("NotTriggerScaleUp event found")
eventFound = true
break EventsLoop
}
}
}
Expect(eventFound).Should(Equal(true))
// Verify, that cluster size is not changed.
framework.ExpectNoError(WaitForClusterSizeFunc(f.Client, framework.ExpectNoError(WaitForClusterSizeFunc(f.Client,
func(size int) bool { return size <= nodeCount }, scaleDownTimeout)) func(size int) bool { return size <= nodeCount }, scaleDownTimeout))
framework.ExpectNoError(framework.DeleteRC(f.Client, f.Namespace.Name, "memory-reservation")) framework.ExpectNoError(framework.DeleteRC(f.Client, f.Namespace.Name, "memory-reservation"))
framework.ExpectNoError(WaitForClusterSizeFunc(f.Client, framework.ExpectNoError(WaitForClusterSizeFunc(f.Client,
func(size int) bool { return size <= nodeCount }, scaleDownTimeout)) func(size int) bool { return size <= nodeCount }, scaleDownTimeout))