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Merge pull request #55054 from krzysztof-jastrzebski/e2e

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Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Add scale down to 1 e2e test.

This PR adds test checking scale to 1 functionality.
This commit is contained in:
Kubernetes Submit Queue 2017-11-03 06:33:26 -07:00 committed by GitHub
commit db17709552
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1 changed files with 22 additions and 9 deletions
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31
test/e2e/autoscaling/cluster_size_autoscaling.go
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@ -757,25 +757,38 @@ var _ = SIGDescribe("Cluster size autoscaling [Slow]", func() {
framework.ExpectNoError(framework.WaitForReadyNodes(c, len(nodes.Items), nodesRecoverTimeout))
})
It("should add new node and new node pool on too big pod [Feature:ClusterSizeAutoscalingScaleWithNAP]", func() {
It("should add new node and new node pool on too big pod, scale down to 1 and scale down to 0 [Feature:ClusterSizeAutoscalingScaleWithNAP]", func() {
framework.SkipUnlessProviderIs("gke")
Expect(getNAPNodePoolsNumber()).Should(Equal(0))
framework.ExpectNoError(enableAutoprovisioning())
By("Create pod that is too big")
ReserveMemory(f, "memory-reservation", 1, int(1.1*float64(memAllocatableMb)), true, defaultTimeout)
defer framework.DeleteRCAndPods(f.ClientSet, f.InternalClientset, f.Namespace.Name, "memory-reservation")
By("Create first pod")
ReserveMemory(f, "memory-reservation1", 1, int(1.1*float64(memAllocatableMb)), true, defaultTimeout)
defer framework.DeleteRCAndPods(f.ClientSet, f.InternalClientset, f.Namespace.Name, "memory-reservation1")
By("Waiting for scale up")
// Verify that cluster size increased.
framework.ExpectNoError(WaitForClusterSizeFunc(f.ClientSet,
func(size int) bool { return size > nodeCount }, time.Second))
func(size int) bool { return size == nodeCount+1 }, defaultTimeout))
By("Check if NAP group was created")
Expect(getNAPNodePoolsNumber()).Should(Equal(1))
By("Delete pod")
framework.DeleteRCAndPods(f.ClientSet, f.InternalClientset, f.Namespace.Name, "memory-reservation")
By("Waiting for scale down")
By("Create second pod")
ReserveMemory(f, "memory-reservation2", 1, int(1.1*float64(memAllocatableMb)), true, defaultTimeout)
defer framework.DeleteRCAndPods(f.ClientSet, f.InternalClientset, f.Namespace.Name, "memory-reservation2")
By("Waiting for scale up")
// Verify that cluster size increased.
framework.ExpectNoError(WaitForClusterSizeFunc(f.ClientSet,
func(size int) bool { return size == nodeCount+2 }, defaultTimeout))
By("Delete first pod")
framework.DeleteRCAndPods(f.ClientSet, f.InternalClientset, f.Namespace.Name, "memory-reservation1")
By("Waiting for scale down to 1")
// Verify that cluster size decreased.
framework.ExpectNoError(WaitForClusterSizeFunc(f.ClientSet,
func(size int) bool { return size <= nodeCount }, scaleDownTimeout))
func(size int) bool { return size == nodeCount+1 }, scaleDownTimeout))
By("Delete second pod")
framework.DeleteRCAndPods(f.ClientSet, f.InternalClientset, f.Namespace.Name, "memory-reservation2")
By("Waiting for scale down to 0")
// Verify that cluster size decreased.
framework.ExpectNoError(WaitForClusterSizeFunc(f.ClientSet,
func(size int) bool { return size == nodeCount }, scaleDownTimeout))
By("Waiting for NAP group remove")
framework.ExpectNoError(waitTillAllNAPNodePoolsAreRemoved())
By("Check if NAP group was removeed")