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controllers: extract limitador controller tests
The idea is to have a test file for each controller.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,179 @@ | ||
| package controllers | ||
|
|
||
| import ( | ||
| "context" | ||
| limitadorv1alpha1 "github.com/3scale/limitador-operator/api/v1alpha1" | ||
| . "github.com/onsi/ginkgo" | ||
| . "github.com/onsi/gomega" | ||
| appsv1 "k8s.io/api/apps/v1" | ||
| v1 "k8s.io/api/core/v1" | ||
| "k8s.io/apimachinery/pkg/api/errors" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/apimachinery/pkg/types" | ||
| "time" | ||
| ) | ||
|
|
||
| var _ = Describe("Limitador controller", func() { | ||
| const ( | ||
| LimitadorName = "limitador-test" | ||
| LimitadorNamespace = "default" | ||
| LimitadorReplicas = 2 | ||
| LimitadorImage = "quay.io/3scale/limitador" | ||
| LimitadorVersion = "0.3.0" | ||
|
|
||
| timeout = time.Second * 10 | ||
| interval = time.Millisecond * 250 | ||
| ) | ||
|
|
||
| replicas := LimitadorReplicas | ||
| version := LimitadorVersion | ||
| limitador := limitadorv1alpha1.Limitador{ | ||
| TypeMeta: metav1.TypeMeta{ | ||
| Kind: "Limitador", | ||
| APIVersion: "limitador.3scale.net/v1alpha1", | ||
| }, | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Name: LimitadorName, | ||
| Namespace: LimitadorNamespace, | ||
| }, | ||
| Spec: limitadorv1alpha1.LimitadorSpec{ | ||
| Replicas: &replicas, | ||
| Version: &version, | ||
| }, | ||
| } | ||
|
|
||
| Context("Creating a new Limitador object", func() { | ||
| BeforeEach(func() { | ||
| err := k8sClient.Delete(context.TODO(), limitador.DeepCopy()) | ||
| Expect(err == nil || errors.IsNotFound(err)) | ||
|
|
||
| Expect(k8sClient.Create(context.TODO(), limitador.DeepCopy())).Should(Succeed()) | ||
| }) | ||
|
|
||
| It("Should create a new deployment with the right number of replicas and version", func() { | ||
| createdLimitadorDeployment := appsv1.Deployment{} | ||
| Eventually(func() bool { | ||
| err := k8sClient.Get( | ||
| context.TODO(), | ||
| types.NamespacedName{ | ||
| Namespace: LimitadorNamespace, | ||
| Name: LimitadorName, | ||
| }, | ||
| &createdLimitadorDeployment) | ||
|
|
||
| return err == nil | ||
| }, timeout, interval).Should(BeTrue()) | ||
|
|
||
| Expect(*createdLimitadorDeployment.Spec.Replicas).Should( | ||
| Equal((int32)(LimitadorReplicas)), | ||
| ) | ||
| Expect(createdLimitadorDeployment.Spec.Template.Spec.Containers[0].Image).Should( | ||
| Equal(LimitadorImage + ":" + LimitadorVersion), | ||
| ) | ||
| }) | ||
|
|
||
| It("Should create a Limitador service", func() { | ||
| createdLimitadorService := v1.Service{} | ||
| Eventually(func() bool { | ||
| err := k8sClient.Get( | ||
| context.TODO(), | ||
| types.NamespacedName{ | ||
| Namespace: "default", // Hardcoded for now | ||
| Name: "limitador", // Hardcoded for now | ||
| }, | ||
| &createdLimitadorService) | ||
|
|
||
| return err == nil | ||
| }, timeout, interval).Should(BeTrue()) | ||
| }) | ||
| }) | ||
|
|
||
| Context("Deleting a Limitador object", func() { | ||
| BeforeEach(func() { | ||
| err := k8sClient.Create(context.TODO(), limitador.DeepCopy()) | ||
| Expect(err == nil || errors.IsAlreadyExists(err)) | ||
|
|
||
| Expect(k8sClient.Delete(context.TODO(), limitador.DeepCopy())).Should(Succeed()) | ||
| }) | ||
|
|
||
| It("Should delete the limitador deployment", func() { | ||
| createdLimitadorDeployment := appsv1.Deployment{} | ||
| Eventually(func() bool { | ||
| err := k8sClient.Get( | ||
| context.TODO(), | ||
| types.NamespacedName{ | ||
| Namespace: LimitadorNamespace, | ||
| Name: LimitadorName, | ||
| }, | ||
| &createdLimitadorDeployment) | ||
|
|
||
| return errors.IsNotFound(err) | ||
| }, timeout, interval).Should(BeTrue()) | ||
| }) | ||
|
|
||
| It("Should delete the limitador service", func() { | ||
| createdLimitadorService := v1.Service{} | ||
| Eventually(func() bool { | ||
| err := k8sClient.Get( | ||
| context.TODO(), | ||
| types.NamespacedName{ | ||
| Namespace: "default", // Hardcoded for now | ||
| Name: "limitador", // Hardcoded for now | ||
| }, | ||
| &createdLimitadorService) | ||
|
|
||
| return errors.IsNotFound(err) | ||
| }, timeout, interval).Should(BeTrue()) | ||
| }) | ||
| }) | ||
|
|
||
| Context("Updating a limitador object", func() { | ||
| BeforeEach(func() { | ||
| err := k8sClient.Delete(context.TODO(), limitador.DeepCopy()) | ||
| Expect(err == nil || errors.IsNotFound(err)) | ||
|
|
||
| Expect(k8sClient.Create(context.TODO(), limitador.DeepCopy())).Should(Succeed()) | ||
| }) | ||
|
|
||
| It("Should modify the limitador deployment", func() { | ||
| updatedLimitador := limitadorv1alpha1.Limitador{} | ||
| Eventually(func() bool { | ||
| err := k8sClient.Get( | ||
| context.TODO(), | ||
| types.NamespacedName{ | ||
| Namespace: LimitadorNamespace, | ||
| Name: LimitadorName, | ||
| }, | ||
| &updatedLimitador) | ||
|
|
||
| return err == nil | ||
| }, timeout, interval).Should(BeTrue()) | ||
|
|
||
| replicas = LimitadorReplicas + 1 | ||
| updatedLimitador.Spec.Replicas = &replicas | ||
| version = "latest" | ||
| updatedLimitador.Spec.Version = &version | ||
|
|
||
| Expect(k8sClient.Update(context.TODO(), &updatedLimitador)).Should(Succeed()) | ||
| updatedLimitadorDeployment := appsv1.Deployment{} | ||
| Eventually(func() bool { | ||
| err := k8sClient.Get( | ||
| context.TODO(), | ||
| types.NamespacedName{ | ||
| Namespace: LimitadorNamespace, | ||
| Name: LimitadorName, | ||
| }, | ||
| &updatedLimitadorDeployment) | ||
|
|
||
| if err != nil { | ||
| return false | ||
| } | ||
|
|
||
| correctReplicas := *updatedLimitadorDeployment.Spec.Replicas == LimitadorReplicas+1 | ||
| correctImage := updatedLimitadorDeployment.Spec.Template.Spec.Containers[0].Image == LimitadorImage+":latest" | ||
|
|
||
| return correctReplicas && correctImage | ||
| }, timeout, interval).Should(BeTrue()) | ||
| }) | ||
| }) | ||
| }) |
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