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Fix flaky test on multi profiles waiting pod

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Signed-off-by: kerthcet <kerthcet@gmail.com>
This commit is contained in:
kerthcet
2024-03-05 14:54:33 +08:00
parent 2016fab308
commit 5b072a59a2
1 changed files with 20 additions and 11 deletions
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31
pkg/scheduler/scheduler_test.go
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@@ -31,6 +31,7 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/apimachinery/pkg/util/wait"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes"
@@ -977,6 +978,7 @@ func TestFrameworkHandler_IterateOverWaitingPods(t *testing.T) {
fakeClient := fake.NewSimpleClientset(objs...)
informerFactory := informers.NewSharedInformerFactory(fakeClient, 0)
eventBroadcaster := events.NewBroadcaster(&events.EventSinkImpl{Interface: fakeClient.EventsV1()})
defer eventBroadcaster.Shutdown()
eventRecorder := eventBroadcaster.NewRecorder(scheme.Scheme, fakePermit)
outOfTreeRegistry := frameworkruntime.Registry{
@@ -984,7 +986,8 @@ func TestFrameworkHandler_IterateOverWaitingPods(t *testing.T) {
}
_, ctx := ktesting.NewTestContext(t)
ctx, cancel := context.WithCancel(ctx)
// timeout equals to the permit plugin waiting time.
ctx, cancel := context.WithTimeout(ctx, 100*time.Second)
defer cancel()
scheduler, err := New(
@@ -1032,17 +1035,23 @@ func TestFrameworkHandler_IterateOverWaitingPods(t *testing.T) {
// Wait all pods in waitSchedulingPods to be scheduled.
wg.Wait()
// Ensure that all waitingPods in scheduler can be obtained from any profiles.
for _, fwk := range scheduler.Profiles {
actualPodNamesInWaitingPods := sets.NewString()
fwk.IterateOverWaitingPods(func(pod framework.WaitingPod) {
actualPodNamesInWaitingPods.Insert(pod.GetPod().Name)
})
// Validate the name of pods in waitingPods matches expectations.
if actualPodNamesInWaitingPods.Len() != len(tc.expectPodNamesInWaitingPods) ||
!actualPodNamesInWaitingPods.HasAll(tc.expectPodNamesInWaitingPods...) {
t.Fatalf("Unexpected waitingPods in scheduler profile %s, expect: %#v, got: %#v", fwk.ProfileName(), tc.expectPodNamesInWaitingPods, actualPodNamesInWaitingPods.List())
// When permit plugin emits the event, pod may not been added to the waitingPods pool yet, so we use pollUntil here.
if err := wait.PollUntilContextCancel(ctx, 100*time.Microsecond, true, func(context.Context) (done bool, err error) {
// Ensure that all waitingPods in scheduler can be obtained from any profiles.
for _, fwk := range scheduler.Profiles {
actualPodNamesInWaitingPods := sets.NewString()
fwk.IterateOverWaitingPods(func(pod framework.WaitingPod) {
actualPodNamesInWaitingPods.Insert(pod.GetPod().Name)
})
// Validate the name of pods in waitingPods matches expectations.
if actualPodNamesInWaitingPods.Len() != len(tc.expectPodNamesInWaitingPods) ||
!actualPodNamesInWaitingPods.HasAll(tc.expectPodNamesInWaitingPods...) {
return false, fmt.Errorf("Unexpected waitingPods in scheduler profile %s, expect: %#v, got: %#v", fwk.ProfileName(), tc.expectPodNamesInWaitingPods, actualPodNamesInWaitingPods.List())
}
}
return true, nil
}); err != nil {
t.Fatal("got unexpected result")
}
})
}