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Deflake scheduler PostBind integration test

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This commit is contained in:
Wei Huang 2020-08-03 12:28:25 -07:00
parent e4472ca486
commit b6b7ab3f73
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1 changed files with 47 additions and 41 deletions
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88
test/integration/scheduler/framework_test.go
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@ -1262,45 +1262,9 @@ func TestBindPlugin(t *testing.T) {
// TestPostBindPlugin tests invocation of postbind plugins. // TestPostBindPlugin tests invocation of postbind plugins.
func TestPostBindPlugin(t *testing.T) { func TestPostBindPlugin(t *testing.T) {
// Create a plugin registry for testing. Register a prebind and a postbind plugin.
preBindPlugin := &PreBindPlugin{}
postBindPlugin := &PostBindPlugin{name: postBindPluginName}
registry := frameworkruntime.Registry{
preBindPluginName: newPlugin(preBindPlugin),
postBindPluginName: newPlugin(postBindPlugin),
}
// Setup initial prebind and postbind plugin for testing.
prof := schedulerconfig.KubeSchedulerProfile{
SchedulerName: v1.DefaultSchedulerName,
Plugins: &schedulerconfig.Plugins{
PreBind: &schedulerconfig.PluginSet{
Enabled: []schedulerconfig.Plugin{
{
Name: preBindPluginName,
},
},
},
PostBind: &schedulerconfig.PluginSet{
Enabled: []schedulerconfig.Plugin{
{
Name: postBindPluginName,
},
},
},
},
}
// Create the master and the scheduler with the test plugin set.
testCtx := initTestSchedulerForFrameworkTest(t, testutils.InitTestMaster(t, "postbind-plugin", nil), 2,
scheduler.WithProfiles(prof),
scheduler.WithFrameworkOutOfTreeRegistry(registry))
defer testutils.CleanupTest(t, testCtx)
tests := []struct { tests := []struct {
name string name string
preBindFail bool preBindFail bool
preBindReject bool
}{ }{
{ {
name: "plugin preBind fail", name: "plugin preBind fail",
@ -1314,7 +1278,46 @@ func TestPostBindPlugin(t *testing.T) {
for _, test := range tests { for _, test := range tests {
t.Run(test.name, func(t *testing.T) { t.Run(test.name, func(t *testing.T) {
preBindPlugin.failPreBind = test.preBindFail // Create a plugin registry for testing. Register a prebind and a postbind plugin.
preBindPlugin := &PreBindPlugin{
failPreBind: test.preBindFail,
}
postBindPlugin := &PostBindPlugin{
name: postBindPluginName,
pluginInvokeEventChan: make(chan pluginInvokeEvent, 1),
}
registry := frameworkruntime.Registry{
preBindPluginName: newPlugin(preBindPlugin),
postBindPluginName: newPlugin(postBindPlugin),
}
// Setup initial prebind and postbind plugin for testing.
prof := schedulerconfig.KubeSchedulerProfile{
SchedulerName: v1.DefaultSchedulerName,
Plugins: &schedulerconfig.Plugins{
PreBind: &schedulerconfig.PluginSet{
Enabled: []schedulerconfig.Plugin{
{
Name: preBindPluginName,
},
},
},
PostBind: &schedulerconfig.PluginSet{
Enabled: []schedulerconfig.Plugin{
{
Name: postBindPluginName,
},
},
},
},
}
// Create the master and the scheduler with the test plugin set.
testCtx := initTestSchedulerForFrameworkTest(t, testutils.InitTestMaster(t, "postbind-plugin", nil), 2,
scheduler.WithProfiles(prof),
scheduler.WithFrameworkOutOfTreeRegistry(registry))
defer testutils.CleanupTest(t, testCtx)
// Create a best effort pod. // Create a best effort pod.
pod, err := createPausePod(testCtx.ClientSet, pod, err := createPausePod(testCtx.ClientSet,
initPausePod(&pausePodConfig{Name: "test-pod", Namespace: testCtx.NS.Name})) initPausePod(&pausePodConfig{Name: "test-pod", Namespace: testCtx.NS.Name}))
@ -1333,13 +1336,16 @@ func TestPostBindPlugin(t *testing.T) {
if err = testutils.WaitForPodToSchedule(testCtx.ClientSet, pod); err != nil { if err = testutils.WaitForPodToSchedule(testCtx.ClientSet, pod); err != nil {
t.Errorf("Expected the pod to be scheduled. error: %v", err) t.Errorf("Expected the pod to be scheduled. error: %v", err)
} }
select {
case <-postBindPlugin.pluginInvokeEventChan:
case <-time.After(time.Second * 15):
t.Errorf("pluginInvokeEventChan timed out")
}
if postBindPlugin.numPostBindCalled == 0 { if postBindPlugin.numPostBindCalled == 0 {
t.Errorf("Expected the postbind plugin to be called, was called %d times.", postBindPlugin.numPostBindCalled) t.Errorf("Expected the postbind plugin to be called, was called %d times.", postBindPlugin.numPostBindCalled)
} }
} }
postBindPlugin.reset()
preBindPlugin.reset()
testutils.CleanupPods(testCtx.ClientSet, t, []*v1.Pod{pod}) testutils.CleanupPods(testCtx.ClientSet, t, []*v1.Pod{pod})
}) })
} }