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Merge pull request #12714 from gmarek/fix_test

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Fix SchedulerPredicates test after event reason rename
This commit is contained in:
Wojciech Tyczynski 2015-08-14 12:23:43 +02:00
commit 563e6075ca
1 changed files with 35 additions and 23 deletions
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58
test/e2e/scheduler_predicates.go
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@ -31,12 +31,24 @@ import (
. "github.com/onsi/gomega"
)
// Returns a number of currently running and not running Pods.
func getPodsNumbers(pods *api.PodList) (runningPods, notRunningPods int) {
for _, pod := range pods.Items {
if pod.Status.Phase == api.PodRunning {
runningPods += 1
} else {
notRunningPods += 1
}
}
return
}
// Simplified version of RunRC, that does not create RC, but creates plain Pods and
// requires passing whole Pod definition, which is needed to test various Scheduler predicates.
func startPods(c *client.Client, replicas int, ns string, podNamePrefix string, pod api.Pod) {
pods, err := c.Pods(api.NamespaceAll).List(labels.Everything(), fields.Everything())
allPods, err := c.Pods(api.NamespaceAll).List(labels.Everything(), fields.Everything())
expectNoError(err)
podsRunningBefore := len(pods.Items)
podsRunningBefore, _ := getPodsNumbers(allPods)
for i := 0; i < replicas; i++ {
podName := fmt.Sprintf("%v-%v", podNamePrefix, i)
@ -82,18 +94,10 @@ func getRequestedCPU(pod api.Pod) int64 {
return result
}
func verifyResult(c *client.Client, podName string, ns string) {
func verifyResult(c *client.Client, podName string, ns string, oldNotRunning int) {
allPods, err := c.Pods(api.NamespaceAll).List(labels.Everything(), fields.Everything())
expectNoError(err)
runningPods := 0
notRunningPods := make([]api.Pod, 0)
for _, pod := range allPods.Items {
if pod.Status.Phase == api.PodRunning {
runningPods += 1
} else {
notRunningPods = append(notRunningPods, pod)
}
}
_, notRunningPods := getPodsNumbers(allPods)
schedEvents, err := c.Events(ns).List(
labels.Everything(),
@ -102,7 +106,7 @@ func verifyResult(c *client.Client, podName string, ns string) {
"involvedObject.name": podName,
"involvedObject.namespace": ns,
"source": "scheduler",
"reason": "failedScheduling",
"reason": "FailedScheduling",
}.AsSelector())
expectNoError(err)
@ -116,9 +120,8 @@ func verifyResult(c *client.Client, podName string, ns string) {
}
}
Expect(len(notRunningPods)).To(Equal(1), printOnce(fmt.Sprintf("Pods found in the cluster: %#v", allPods)))
Expect(notRunningPods).To(Equal(1+oldNotRunning), printOnce(fmt.Sprintf("Pods found in the cluster: %#v", allPods)))
Expect(schedEvents.Items).ToNot(BeEmpty(), printOnce(fmt.Sprintf("Pods found in the cluster: %#v", allPods)))
Expect(notRunningPods[0].Name).To(Equal(podName), printOnce(fmt.Sprintf("Pods found in the cluster: %#v", allPods)))
}
var _ = Describe("SchedulerPredicates", func() {
@ -175,9 +178,9 @@ var _ = Describe("SchedulerPredicates", func() {
Logf("Node: %v", node)
}
pods, err := c.Pods(api.NamespaceAll).List(labels.Everything(), fields.Everything())
allPods, err := c.Pods(api.NamespaceAll).List(labels.Everything(), fields.Everything())
expectNoError(err)
currentlyRunningPods := len(pods.Items)
currentlyRunningPods, currentlyDeadPods := getPodsNumbers(allPods)
podsNeededForSaturation := int(totalPodCapacity) - currentlyRunningPods
By(fmt.Sprintf("Starting additional %v Pods to fully saturate the cluster max pods and trying to start another one", podsNeededForSaturation))
@ -224,7 +227,7 @@ var _ = Describe("SchedulerPredicates", func() {
Logf("Sleeping 10 seconds and crossing our fingers that scheduler will run in that time.")
time.Sleep(10 * time.Second)
verifyResult(c, podName, ns)
verifyResult(c, podName, ns, currentlyDeadPods)
})
// This test verifies we don't allow scheduling of pods in a way that sum of limits of pods is greater than machines capacit.
@ -240,11 +243,16 @@ var _ = Describe("SchedulerPredicates", func() {
pods, err := c.Pods(api.NamespaceAll).List(labels.Everything(), fields.Everything())
expectNoError(err)
var currentlyDeadPods int
for _, pod := range pods.Items {
_, found := nodeToCapacityMap[pod.Spec.NodeName]
Expect(found).To(Equal(true))
Logf("Pod %v requesting capacity %v on Node %v", pod.Name, getRequestedCPU(pod), pod.Spec.NodeName)
nodeToCapacityMap[pod.Spec.NodeName] -= getRequestedCPU(pod)
if pod.Status.Phase == api.PodRunning {
Logf("Pod %v requesting capacity %v on Node %v", pod.Name, getRequestedCPU(pod), pod.Spec.NodeName)
nodeToCapacityMap[pod.Spec.NodeName] -= getRequestedCPU(pod)
} else {
currentlyDeadPods += 1
}
}
var podsNeededForSaturation int
@ -307,7 +315,7 @@ var _ = Describe("SchedulerPredicates", func() {
Logf("Sleeping 10 seconds and crossing our fingers that scheduler will run in that time.")
time.Sleep(10 * time.Second)
verifyResult(c, podName, ns)
verifyResult(c, podName, ns, currentlyDeadPods)
})
// Test Nodes does not have any label, hence it should be impossible to schedule Pod with
@ -316,7 +324,11 @@ var _ = Describe("SchedulerPredicates", func() {
By("Trying to schedule Pod with nonempty NodeSelector.")
podName := "restricted-pod"
_, err := c.Pods(ns).Create(&api.Pod{
allPods, err := c.Pods(api.NamespaceAll).List(labels.Everything(), fields.Everything())
expectNoError(err)
_, currentlyDeadPods := getPodsNumbers(allPods)
_, err = c.Pods(ns).Create(&api.Pod{
TypeMeta: api.TypeMeta{
Kind: "Pod",
},
@ -342,6 +354,6 @@ var _ = Describe("SchedulerPredicates", func() {
Logf("Sleeping 10 seconds and crossing our fingers that scheduler will run in that time.")
time.Sleep(10 * time.Second)
verifyResult(c, podName, ns)
verifyResult(c, podName, ns, currentlyDeadPods)
})
})