Change:
} } <del> // // TestUnreserveReservePlugin tests invocation of the Unreserve operation in // // reserve plugins through failures in execution points such as pre-bind. Also // // tests that the order of invocation of Unreserve operation is executed in the // // reverse order of invocation of the Reserve operation. // func TestReservePluginUnreserve(t *testing.T) { // 	tests := []struct { // 		name             string // 		failReserve      bool // 		failReserveIndex int // 		failPreBind      bool // 	}{ // 		{ // 			name:             "fail reserve", // 			failReserve:      true, // 			failReserveIndex: 1, // 		}, // 		{ // 			name:        "fail preBind", // 			failPreBind: true, // 		}, // 		{ // 			name: "pass everything", // 		}, // 	} // 	for _, test := range tests { // 		t.Run(test.name, func(t *testing.T) { // 			numReservePlugins := 3 // 			pluginInvokeEventChan := make(chan pluginInvokeEvent, numReservePlugins) // 			preBindPlugin := &PreBindPlugin{ // 				failPreBind: true, // 			} // 			var reservePlugins []*ReservePlugin // 			for i := 0; i < numReservePlugins; i++ { // 				reservePlugins = append(reservePlugins, &ReservePlugin{ // 					name:                  fmt.Sprintf("%s-%d", reservePluginName, i), // 					pluginInvokeEventChan: pluginInvokeEventChan, // 				}) // 			} // 			registry := frameworkruntime.Registry{ // 				// TODO(#92229): test more failure points that would trigger Unreserve in // 				// reserve plugins than just one pre-bind plugin. // 				preBindPluginName: newPlugin(preBindPlugin), // 			} // 			for _, pl := range reservePlugins { // 				registry[pl.Name()] = newPlugin(pl) // 			} // 			// Setup initial reserve and prebind plugin for testing. // 			prof := schedulerconfig.KubeSchedulerProfile{ // 				SchedulerName: v1.DefaultSchedulerName, // 				Plugins: &schedulerconfig.Plugins{ // 					Reserve: schedulerconfig.PluginSet{ // 						// filled by looping over reservePlugins // 					}, // 					PreBind: schedulerconfig.PluginSet{ // 						Enabled: []schedulerconfig.Plugin{ // 							{ // 								Name: preBindPluginName, // 							}, // 						}, // 					}, // 				}, // 			} // 			for _, pl := range reservePlugins { // 				prof.Plugins.Reserve.Enabled = append(prof.Plugins.Reserve.Enabled, schedulerconfig.Plugin{ // 					Name: pl.Name(), // 				}) // 			} // 			// Create the master and the scheduler with the test plugin set. // 			testCtx := initTestSchedulerForFrameworkTest(t, testutils.InitTestMaster(t, "reserve-plugin-unreserve", nil), 2, // 				scheduler.WithProfiles(prof), // 				scheduler.WithFrameworkOutOfTreeRegistry(registry)) // 			defer testutils.CleanupTest(t, testCtx) // 			preBindPlugin.failPreBind = test.failPreBind // 			if test.failReserve { // 				reservePlugins[test.failReserveIndex].failReserve = true // 			} // 			// Create a best effort pod. // 			pod, err := createPausePod(testCtx.ClientSet, // 				initPausePod(&pausePodConfig{Name: "test-pod", Namespace: testCtx.NS.Name})) // 			if err != nil { // 				t.Errorf("Error while creating a test pod: %v", err) // 			} // 			if test.failPreBind || test.failReserve { // 				if err = wait.Poll(10*time.Millisecond, 30*time.Second, podSchedulingError(testCtx.ClientSet, pod.Namespace, pod.Name)); err != nil { // 					t.Errorf("Expected a scheduling error, but didn't get it: %v", err) // 				} // 				for i := numReservePlugins - 1; i >= 0; i-- { // 					select { // 					case event := <-pluginInvokeEventChan: // 						expectedPluginName := reservePlugins[i].Name() // 						if expectedPluginName != event.pluginName { // 							t.Errorf("event.pluginName = %s, want %s", event.pluginName, expectedPluginName) // 						} // 					case <-time.After(time.Second * 30): // 						t.Errorf("pluginInvokeEventChan receive timed out") // 					} // 				} // 			} else { // 				if err = testutils.WaitForPodToSchedule(testCtx.ClientSet, pod); err != nil { // 					t.Errorf("Expected the pod to be scheduled, got an error: %v", err) // 				} // 				for i, pl := range reservePlugins { // 					if pl.numUnreserveCalled != 0 { // 						t.Errorf("reservePlugins[%d].numUnreserveCalled = %d, want 0", i, pl.numUnreserveCalled) // 					} // 				} // 			} // 			testutils.CleanupPods(testCtx.ClientSet, t, []*v1.Pod{pod}) // 		}) // 	} // } </del> <ins> // TestUnReserveReservePlugins tests invocation of the Unreserve operation in // reserve plugins through failures in execution points such as pre-bind. Also // tests that the order of invocation of Unreserve operation is executed in the // reverse order of invocation of the Reserve operation. func TestUnReserveReservePlugins(t *testing.T) { tests := []struct { name          string plugins       []*ReservePlugin fail          bool failPluginIdx int }{ { name:          "The first Reserve plugin fails", failPluginIdx: 0, plugins: []*ReservePlugin{ { name:        "failedReservePlugin1", failReserve: true, }, { name:        "succeedReservePlugin", failReserve: false, }, { name:        "failedReservePlugin2", failReserve: true, }, }, fail: true, }, { name:          "The middle Reserve plugin fails", failPluginIdx: 1, plugins: []*ReservePlugin{ { name:        "succeedReservePlugin1", failReserve: false, }, { name:        "failedReservePlugin1", failReserve: true, }, { name:        "succeedReservePlugin2", failReserve: false, }, }, fail: true, }, { name:          "The last Reserve plugin fails", failPluginIdx: 2, plugins: []*ReservePlugin{ { name:        "succeedReservePlugin1", failReserve: false, }, { name:        "succeedReservePlugin2", failReserve: false, }, { name:        "failedReservePlugin1", failReserve: true, }, }, fail: true, }, { name:          "The Reserve plugins succeed", failPluginIdx: -1, plugins: []*ReservePlugin{ { name:        "succeedReservePlugin1", failReserve: false, }, { name:        "succeedReservePlugin2", failReserve: false, }, { name:        "succeedReservePlugin3", failReserve: false, }, }, fail: false, }, } for _, test := range tests { t.Run(test.name, func(t *testing.T) { var pls []framework.Plugin for _, pl := range test.plugins { pls = append(pls, pl) } registry, prof := initRegistryAndConfig(t, pls...) // Create the API server and the scheduler with the test plugin set. testCtx := initTestSchedulerForFrameworkTest( t, testutils.InitTestAPIServer(t, "unreserve-reserve-plugin", nil), 2, scheduler.WithProfiles(prof), scheduler.WithFrameworkOutOfTreeRegistry(registry)) defer testutils.CleanupTest(t, testCtx) // Create a best effort pod. podName := "test-pod" pod, err := createPausePod(testCtx.ClientSet, initPausePod(&pausePodConfig{Name: podName, Namespace: testCtx.NS.Name})) if err != nil { t.Errorf("Error while creating a test pod: %v", err) } if test.fail { if err = wait.Poll(10*time.Millisecond, 30*time.Second, podSchedulingError(testCtx.ClientSet, pod.Namespace, pod.Name)); err != nil { t.Errorf("Expected a reasons other than Unschedulable, but got: %v", err) } for i, pl := range test.plugins { if i <= test.failPluginIdx { if pl.numReserveCalled != 1 { t.Errorf("Reserve Plugins %s numReserveCalled = %d, want 1.", pl.name, pl.numReserveCalled) } } else { if pl.numReserveCalled != 0 { t.Errorf("Reserve Plugins %s numReserveCalled = %d, want 0.", pl.name, pl.numReserveCalled) } } if pl.numUnreserveCalled != 1 { t.Errorf("Reserve Plugin %s numUnreserveCalled = %d, want 1.", pl.name, pl.numUnreserveCalled) } } } else { if err = testutils.WaitForPodToSchedule(testCtx.ClientSet, pod); err != nil { t.Errorf("Expected the pod to be scheduled. error: %v", err) } for _, pl := range test.plugins { if pl.numReserveCalled != 1 { t.Errorf("Reserve Plugin %s numReserveCalled = %d, want 1.", pl.name, pl.numReserveCalled) } if pl.numUnreserveCalled != 0 { t.Errorf("Reserve Plugin %s numUnreserveCalled = %d, want 0.", pl.name, pl.numUnreserveCalled) } } } testutils.CleanupPods(testCtx.ClientSet, t, []*v1.Pod{pod}) }) } } // TestUnReservePermitPlugins tests unreserve of Permit plugins. func TestUnReservePermitPlugins(t *testing.T) { tests := []struct { name   string plugin *PermitPlugin fail   bool }{ { name: "All Reserve plugins passed, but a Permit plugin was rejected", fail: true, plugin: &PermitPlugin{ name:         "rejectedPermitPlugin", rejectPermit: true, }, }, { name: "All Reserve plugins passed, but a Permit plugin timeout in waiting", fail: true, plugin: &PermitPlugin{ name:          "timeoutPermitPlugin", timeoutPermit: true, }, }, { name: "The Permit plugin succeed", fail: false, plugin: &PermitPlugin{ name: "succeedPermitPlugin", }, }, } for _, test := range tests { t.Run(test.name, func(t *testing.T) { reservePlugin := &ReservePlugin{ name:        "reservePlugin", failReserve: false, } registry, profile := initRegistryAndConfig(t, []framework.Plugin{test.plugin, reservePlugin}...) // Create the API server and the scheduler with the test plugin set. testCtx := initTestSchedulerForFrameworkTest( t, testutils.InitTestAPIServer(t, "unreserve-reserve-plugin", nil), 2, scheduler.WithProfiles(profile), scheduler.WithFrameworkOutOfTreeRegistry(registry)) defer testutils.CleanupTest(t, testCtx) // Create a best effort pod. podName := "test-pod" pod, err := createPausePod(testCtx.ClientSet, initPausePod(&pausePodConfig{Name: podName, Namespace: testCtx.NS.Name})) if err != nil { t.Errorf("Error while creating a test pod: %v", err) } if test.fail { if err = waitForPodUnschedulable(testCtx.ClientSet, pod); err != nil { t.Errorf("Didn't expect the pod to be scheduled. error: %v", err) } // Verify the Reserve Plugins if reservePlugin.numUnreserveCalled != 1 { t.Errorf("Reserve Plugin %s numUnreserveCalled = %d, want 1.", reservePlugin.name, reservePlugin.numUnreserveCalled) } } else { if err = testutils.WaitForPodToSchedule(testCtx.ClientSet, pod); err != nil { t.Errorf("Expected the pod to be scheduled. error: %v", err) } // Verify the Reserve Plugins if reservePlugin.numUnreserveCalled != 0 { t.Errorf("Reserve Plugin %s numUnreserveCalled = %d, want 0.", reservePlugin.name, reservePlugin.numUnreserveCalled) } } if test.plugin.numPermitCalled != 1 { t.Errorf("Expected the Permit plugin to be called.") } testutils.CleanupPods(testCtx.ClientSet, t, []*v1.Pod{pod}) }) } } // TestUnReservePreBindPlugins tests unreserve of Prebind plugins. func TestUnReservePreBindPlugins(t *testing.T) { tests := []struct { name   string plugin *PreBindPlugin fail   bool }{ { name: "All Reserve plugins passed, but a PreBind plugin failed", fail: true, plugin: &PreBindPlugin{ podUIDs:       make(map[types.UID]struct{}), rejectPreBind: true, }, }, { name:   "All Reserve plugins passed, and PreBind plugin succeed", fail:   false, plugin: &PreBindPlugin{podUIDs: make(map[types.UID]struct{})}, }, } for _, test := range tests { t.Run(test.name, func(t *testing.T) { reservePlugin := &ReservePlugin{ name:        "reservePlugin", failReserve: false, } registry, profile := initRegistryAndConfig(t, []framework.Plugin{test.plugin, reservePlugin}...) // Create the API server and the scheduler with the test plugin set. testCtx := initTestSchedulerForFrameworkTest( t, testutils.InitTestAPIServer(t, "unreserve-prebind-plugin", nil), 2, scheduler.WithProfiles(profile), scheduler.WithFrameworkOutOfTreeRegistry(registry)) defer testutils.CleanupTest(t, testCtx) // Create a pause pod. podName := "test-pod" pod, err := createPausePod(testCtx.ClientSet, initPausePod(&pausePodConfig{Name: podName, Namespace: testCtx.NS.Name})) if err != nil { t.Errorf("Error while creating a test pod: %v", err) } if test.fail { if err = wait.Poll(10*time.Millisecond, 30*time.Second, podSchedulingError(testCtx.ClientSet, pod.Namespace, pod.Name)); err != nil { t.Errorf("Expected a reasons other than Unschedulable, but got: %v", err) } // Verify the Reserve Plugins if reservePlugin.numUnreserveCalled != 1 { t.Errorf("Reserve Plugin %s numUnreserveCalled = %d, want 1.", reservePlugin.name, reservePlugin.numUnreserveCalled) } } else { if err = testutils.WaitForPodToSchedule(testCtx.ClientSet, pod); err != nil { t.Errorf("Expected the pod to be scheduled. error: %v", err) } // Verify the Reserve Plugins if reservePlugin.numUnreserveCalled != 0 { t.Errorf("Reserve Plugin %s numUnreserveCalled = %d, want 0.", reservePlugin.name, reservePlugin.numUnreserveCalled) } } if test.plugin.numPreBindCalled != 1 { t.Errorf("Expected the Prebind plugin to be called.") } testutils.CleanupPods(testCtx.ClientSet, t, []*v1.Pod{pod}) }) } } // TestUnReserveBindPlugins tests unreserve of Bind plugins. func TestUnReserveBindPlugins(t *testing.T) { tests := []struct { name   string plugin *BindPlugin fail   bool }{ { name:   "All Reserve plugins passed, and Bind plugin succeed", fail:   false, plugin: &BindPlugin{name: "SucceedBindPlugin"}, }, { name:   "All Reserve plugins passed, but a Bind plugin failed", fail:   false, plugin: &BindPlugin{name: "FailedBindPlugin"}, }, } for _, test := range tests { t.Run(test.name, func(t *testing.T) { reservePlugin := &ReservePlugin{ name:        "reservePlugin", failReserve: false, } registry, profile := initRegistryAndConfig(t, []framework.Plugin{test.plugin, reservePlugin}...) apiCtx := testutils.InitTestAPIServer(t, "unreserve-bind-plugin", nil) test.plugin.client = apiCtx.ClientSet // Create the scheduler with the test plugin set. testCtx := initTestSchedulerForFrameworkTest( t, apiCtx, 2, scheduler.WithProfiles(profile), scheduler.WithFrameworkOutOfTreeRegistry(registry)) defer testutils.CleanupTest(t, testCtx) // Create a pause pod. podName := "test-pod" pod, err := createPausePod(testCtx.ClientSet, initPausePod(&pausePodConfig{Name: podName, Namespace: testCtx.NS.Name})) if err != nil { t.Errorf("Error while creating a test pod: %v", err) } if test.fail { if err = wait.Poll(10*time.Millisecond, 30*time.Second, podSchedulingError(testCtx.ClientSet, pod.Namespace, pod.Name)); err != nil { t.Errorf("Expected a reasons other than Unschedulable, but got: %v", err) } // Verify the Reserve Plugins if reservePlugin.numUnreserveCalled != 1 { t.Errorf("Reserve Plugin %s numUnreserveCalled = %d, want 1.", reservePlugin.name, reservePlugin.numUnreserveCalled) } } else { if err = testutils.WaitForPodToSchedule(testCtx.ClientSet, pod); err != nil { t.Errorf("Expected the pod to be scheduled. error: %v", err) } // Verify the Reserve Plugins if reservePlugin.numUnreserveCalled != 0 { t.Errorf("Reserve Plugin %s numUnreserveCalled = %d, want 0.", reservePlugin.name, reservePlugin.numUnreserveCalled) } } if test.plugin.numBindCalled != 1 { t.Errorf("Expected the Prebind plugin to be called.") } testutils.CleanupPods(testCtx.ClientSet, t, []*v1.Pod{pod}) }) } } </ins> type pluginInvokeEvent struct { pluginName string

Discussion:
See - currently there's just one test that triggers Unreserve through a pre-bind failure.
/sig scheduling
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/assign I shall work on it.
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i saw commented the only test code, do you have any idea why this going on?
well, I found some functions missing, maybe because of the code refactor.
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