Golang UpdateAction.GetObject方法代码示例

func TestDeploymentController_scaleDownOldReplicaSetsForRollingUpdate(t *testing.T) {
	tests := []struct {
		deploymentReplicas  int
		maxUnavailable      intstr.IntOrString
		readyPods           int
		oldReplicas         int
		scaleExpected       bool
		expectedOldReplicas int
	}{
		{
			deploymentReplicas:  10,
			maxUnavailable:      intstr.FromInt(0),
			readyPods:           10,
			oldReplicas:         10,
			scaleExpected:       true,
			expectedOldReplicas: 9,
		},
		{
			deploymentReplicas:  10,
			maxUnavailable:      intstr.FromInt(2),
			readyPods:           10,
			oldReplicas:         10,
			scaleExpected:       true,
			expectedOldReplicas: 8,
		},
		{
			deploymentReplicas: 10,
			maxUnavailable:     intstr.FromInt(2),
			readyPods:          8,
			oldReplicas:        10,
			scaleExpected:      false,
		},
		{
			deploymentReplicas: 10,
			maxUnavailable:     intstr.FromInt(2),
			readyPods:          10,
			oldReplicas:        0,
			scaleExpected:      false,
		},
		{
			deploymentReplicas: 10,
			maxUnavailable:     intstr.FromInt(2),
			readyPods:          1,
			oldReplicas:        10,
			scaleExpected:      false,
		},
	}

	for i := range tests {
		test := tests[i]
		t.Logf("executing scenario %d", i)
		oldRS := rs("foo-v2", test.oldReplicas, nil, noTimestamp)
		oldRS.Status.AvailableReplicas = int32(test.readyPods)
		allRSs := []*extensions.ReplicaSet{oldRS}
		oldRSs := []*extensions.ReplicaSet{oldRS}
		maxSurge := intstr.FromInt(0)
		deployment := newDeployment("foo", test.deploymentReplicas, nil, &maxSurge, &test.maxUnavailable, map[string]string{"foo": "bar"})
		fakeClientset := fake.Clientset{}
		controller := &DeploymentController{
			client:        &fakeClientset,
			eventRecorder: &record.FakeRecorder{},
		}
		scaled, err := controller.scaleDownOldReplicaSetsForRollingUpdate(allRSs, oldRSs, deployment)
		if err != nil {
			t.Errorf("unexpected error: %v", err)
			continue
		}
		if !test.scaleExpected {
			if scaled != 0 {
				t.Errorf("unexpected scaling: %v", fakeClientset.Actions())
			}
			continue
		}
		if test.scaleExpected && scaled == 0 {
			t.Errorf("expected scaling to occur; actions: %v", fakeClientset.Actions())
			continue
		}
		// There are both list and update actions logged, so extract the update
		// action for verification.
		var updateAction core.UpdateAction
		for _, action := range fakeClientset.Actions() {
			switch a := action.(type) {
			case core.UpdateAction:
				if updateAction != nil {
					t.Errorf("expected only 1 update action; had %v and found %v", updateAction, a)
				} else {
					updateAction = a
				}
			}
		}
		if updateAction == nil {
			t.Errorf("expected an update action")
			continue
		}
		updated := updateAction.GetObject().(*extensions.ReplicaSet)
		if e, a := test.expectedOldReplicas, int(*(updated.Spec.Replicas)); e != a {
			t.Errorf("expected update to %d replicas, got %d", e, a)
		}
	}
}

//.........这里部分代码省略.........
			oldReplicas:         10,
			scaleExpected:       true,
			expectedOldReplicas: 8,
		},
		{
			deploymentReplicas: 10,
			maxUnavailable:     intstr.FromInt(2),
			readyPods:          8,
			oldReplicas:        10,
			scaleExpected:      false,
		},
		{
			deploymentReplicas: 10,
			maxUnavailable:     intstr.FromInt(2),
			readyPods:          10,
			oldReplicas:        0,
			scaleExpected:      false,
		},
		{
			deploymentReplicas: 10,
			maxUnavailable:     intstr.FromInt(2),
			readyPods:          1,
			oldReplicas:        10,
			scaleExpected:      false,
		},
	}

	for i, test := range tests {
		t.Logf("executing scenario %d", i)
		oldRS := rs("foo-v2", test.oldReplicas, nil)
		allRSs := []*exp.ReplicaSet{oldRS}
		oldRSs := []*exp.ReplicaSet{oldRS}
		deployment := deployment("foo", test.deploymentReplicas, intstr.FromInt(0), test.maxUnavailable, map[string]string{"foo": "bar"})
		fakeClientset := fake.Clientset{}
		fakeClientset.AddReactor("list", "pods", func(action core.Action) (handled bool, ret runtime.Object, err error) {
			switch action.(type) {
			case core.ListAction:
				podList := &api.PodList{}
				for podIndex := 0; podIndex < test.readyPods; podIndex++ {
					podList.Items = append(podList.Items, api.Pod{
						ObjectMeta: api.ObjectMeta{
							Name:   fmt.Sprintf("%s-pod-%d", oldRS.Name, podIndex),
							Labels: map[string]string{"foo": "bar"},
						},
						Status: api.PodStatus{
							Conditions: []api.PodCondition{
								{
									Type:   api.PodReady,
									Status: api.ConditionTrue,
								},
							},
						},
					})
				}
				return true, podList, nil
			}
			return false, nil, nil
		})
		controller := &DeploymentController{
			client:        &fakeClientset,
			eventRecorder: &record.FakeRecorder{},
		}
		scaled, err := controller.scaleDownOldReplicaSetsForRollingUpdate(allRSs, oldRSs, &deployment)
		if err != nil {
			t.Errorf("unexpected error: %v", err)
			continue
		}
		if !test.scaleExpected {
			if scaled != 0 {
				t.Errorf("unexpected scaling: %v", fakeClientset.Actions())
			}
			continue
		}
		if test.scaleExpected && scaled == 0 {
			t.Errorf("expected scaling to occur; actions: %v", fakeClientset.Actions())
			continue
		}
		// There are both list and update actions logged, so extract the update
		// action for verification.
		var updateAction core.UpdateAction
		for _, action := range fakeClientset.Actions() {
			switch a := action.(type) {
			case core.UpdateAction:
				if updateAction != nil {
					t.Errorf("expected only 1 update action; had %v and found %v", updateAction, a)
				} else {
					updateAction = a
				}
			}
		}
		if updateAction == nil {
			t.Errorf("expected an update action")
			continue
		}
		updated := updateAction.GetObject().(*exp.ReplicaSet)
		if e, a := test.expectedOldReplicas, int(updated.Spec.Replicas); e != a {
			t.Errorf("expected update to %d replicas, got %d", e, a)
		}
	}
}