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add admission tests

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reinka 2024-02-02 20:53:27 +01:00 committed by Andrei Poehlmann
parent a0770386ab
commit 960d7fbf09
1 changed files with 23 additions and 0 deletions
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23
pkg/kubelet/eviction/eviction_manager_test.go
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@ -986,6 +986,9 @@ func TestPIDPressure(t *testing.T) {
thresholdsFirstObservedAt: thresholdsObservedAt{}, thresholdsFirstObservedAt: thresholdsObservedAt{},
} }
// create a best effort pod to test admission
podToAdmit, _ := podMaker("pod-to-admit", defaultPriority, 50)
// synchronize // synchronize
_, err := manager.synchronize(diskInfoProvider, activePodsFunc) _, err := manager.synchronize(diskInfoProvider, activePodsFunc)
@ -998,6 +1001,11 @@ func TestPIDPressure(t *testing.T) {
t.Fatalf("Manager should not report disk pressure") t.Fatalf("Manager should not report disk pressure")
} }
// try to admit our pod (should succeed)
if result := manager.Admit(&lifecycle.PodAdmitAttributes{Pod: podToAdmit}); !result.Admit {
t.Fatalf("Admit pod: %v, expected: %v, actual: %v", podToAdmit, true, result.Admit)
}
// induce soft threshold for PID pressure // induce soft threshold for PID pressure
fakeClock.Step(1 * time.Minute) fakeClock.Step(1 * time.Minute)
summaryProvider.result = summaryStatsMaker("2000", "700", podStats) summaryProvider.result = summaryStatsMaker("2000", "700", podStats)
@ -1087,6 +1095,11 @@ func TestPIDPressure(t *testing.T) {
t.Errorf("Manager chose to kill pod with incorrect grace period. Expected: %d, actual: %d", 0, observedGracePeriod) t.Errorf("Manager chose to kill pod with incorrect grace period. Expected: %d, actual: %d", 0, observedGracePeriod)
} }
// try to admit our pod (should fail)
if result := manager.Admit(&lifecycle.PodAdmitAttributes{Pod: podToAdmit}); result.Admit {
t.Fatalf("Admit pod: %v, expected: %v, actual: %v", podToAdmit, false, result.Admit)
}
// reduce PID pressure // reduce PID pressure
fakeClock.Step(1 * time.Minute) fakeClock.Step(1 * time.Minute)
summaryProvider.result = summaryStatsMaker("2000", "300", podStats) summaryProvider.result = summaryStatsMaker("2000", "300", podStats)
@ -1107,6 +1120,11 @@ func TestPIDPressure(t *testing.T) {
t.Errorf("Manager chose to kill pod: %v when no pod should have been killed", podKiller.pod.Name) t.Errorf("Manager chose to kill pod: %v when no pod should have been killed", podKiller.pod.Name)
} }
// try to admit our pod (should fail)
if result := manager.Admit(&lifecycle.PodAdmitAttributes{Pod: podToAdmit}); result.Admit {
t.Fatalf("Admit pod: %v, expected: %v, actual: %v", podToAdmit, false, result.Admit)
}
// move the clock past the transition period // move the clock past the transition period
fakeClock.Step(5 * time.Minute) fakeClock.Step(5 * time.Minute)
summaryProvider.result = summaryStatsMaker("2000", "300", podStats) summaryProvider.result = summaryStatsMaker("2000", "300", podStats)
@ -1125,6 +1143,11 @@ func TestPIDPressure(t *testing.T) {
if podKiller.pod != nil { if podKiller.pod != nil {
t.Errorf("Manager chose to kill pod: %v when no pod should have been killed", podKiller.pod.Name) t.Errorf("Manager chose to kill pod: %v when no pod should have been killed", podKiller.pod.Name)
} }
// try to admit our pod (should succeed)
if result := manager.Admit(&lifecycle.PodAdmitAttributes{Pod: podToAdmit}); !result.Admit {
t.Fatalf("Admit pod: %v, expected: %v, actual: %v", podToAdmit, true, result.Admit)
}
} }
func TestAdmitUnderNodeConditions(t *testing.T) { func TestAdmitUnderNodeConditions(t *testing.T) {