Add redis sentinel integration tests

Signed-off-by: Mathieu Cesbron <[email protected]>

controllers/redissentinel_controller_test.go

@@ -0,0 +1,149 @@
+package controllers
+
+import (
+	"context"
+	"fmt"
+
+	redisv1beta2 "github.com/OT-CONTAINER-KIT/redis-operator/api/v1beta2"
+	. "github.com/onsi/ginkgo/v2"
+	. "github.com/onsi/gomega"
+	appsv1 "k8s.io/api/apps/v1"
+	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
+)
+
+var _ = Describe("Redis sentinel test", func() {
+	var (
+		redisSentinelCR     redisv1beta2.RedisSentinel
+		redisSentinelCRName string
+		size                int32
+		// Used to create unique name for each test
+		testCount int
+	)
+
+	JustBeforeEach(func() {
+		size = 3
+		redisSentinelCR = redisv1beta2.RedisSentinel{
+			TypeMeta: metav1.TypeMeta{
+				APIVersion: "redis.redis.opstreelabs.in/v1beta2",
+				Kind:       "RedisReplication",
+			},
+			ObjectMeta: metav1.ObjectMeta{
+				Name:      redisSentinelCRName,
+				Namespace: ns,
+			},
+			Spec: redisv1beta2.RedisSentinelSpec{
+				Size: &size,
+			},
+		}
+		Expect(k8sClient.Create(context.TODO(), &redisSentinelCR)).Should(Succeed())
+		testCount++
+	})
+
+	BeforeEach(func() {
+		redisSentinelCRName = fmt.Sprintf("redis-sentinel-%d", testCount)
+	})
+
+	Context("When creating a redis sentinel CR", func() {
+		It("should create a statefulset", func() {
+
+			// Eventually(func() int {
+			// 	list := &appsv1.StatefulSetList{}
+			// 	// list := &redisv1beta2.RedisClusterList{}
+			// 	// list := &corev1.PodList{}
+			// 	// list := &corev1.ServiceList{}
+
+			// 	err := k8sClient.List(context.TODO(), list)
+			// 	if err != nil {
+			// 		return -1
+			// 	}
+			// 	for _, v := range list.Items {
+			// 		fmt.Println(v.Name)
+			// 	}
+			// 	return len(list.Items)
+			// }, timeout, interval).Should(Equal(3))
+
+			sts := &appsv1.StatefulSet{}
+			Eventually(func() error {
+				return k8sClient.Get(context.TODO(), types.NamespacedName{
+					Name:      redisSentinelCRName + "-sentinel",
+					Namespace: ns,
+				}, sts)
+			}, timeout, interval).Should(BeNil())
+
+			Expect(*sts.Spec.Replicas).To(BeEquivalentTo(3))
+			Expect(sts.Spec.ServiceName).To(Equal(redisSentinelCRName + "-sentinel-headless"))
+		})
+
+		It("should create a service", func() {
+			svc := &corev1.Service{}
+			Eventually(func() error {
+				return k8sClient.Get(context.TODO(), types.NamespacedName{
+					Name:      redisSentinelCRName + "-sentinel",
+					Namespace: ns,
+				}, svc)
+			}, timeout, interval).Should(BeNil())
+
+			Expect(svc.Labels).To(Equal(map[string]string{
+				"app":              redisSentinelCRName + "-sentinel",
+				"redis_setup_type": "sentinel",
+				"role":             "sentinel",
+			}))
+		})
+
+		It("should create a headless service", func() {
+			svc := &corev1.Service{}
+			Eventually(func() error {
+				return k8sClient.Get(context.TODO(), types.NamespacedName{
+					Name:      redisSentinelCRName + "-sentinel-headless",
+					Namespace: ns,
+				}, svc)
+			}, timeout, interval).Should(BeNil())
+
+			Expect(svc.Labels).To(Equal(map[string]string{
+				"app":              redisSentinelCRName + "-sentinel",
+				"redis_setup_type": "sentinel",
+				"role":             "sentinel",
+			}))
+		})
+
+		It("should create additional service", func() {
+			svc := &corev1.Service{}
+			Eventually(func() error {
+				return k8sClient.Get(context.TODO(), types.NamespacedName{
+					Name:      redisSentinelCRName + "-sentinel-additional",
+					Namespace: ns,
+				}, svc)
+			}, timeout, interval).Should(BeNil())
+
+			Expect(svc.Labels).To(Equal(map[string]string{
+				"app":              redisSentinelCRName + "-sentinel",
+				"redis_setup_type": "sentinel",
+				"role":             "sentinel",
+			}))
+		})
+
+		Context("then deleting the redis sentinel CR", func() {
+			It("should delete the statefulset", func() {
+				redisSentinelCR := &redisv1beta2.RedisSentinel{
+					ObjectMeta: metav1.ObjectMeta{
+						Name:      redisSentinelCRName,
+						Namespace: ns,
+					},
+				}
+				Expect(k8sClient.Delete(context.TODO(), redisSentinelCR)).To(BeNil())
+
+				Eventually(func() bool {
+					sts := &appsv1.StatefulSet{}
+					err := k8sClient.Get(context.TODO(), types.NamespacedName{
+						Name:      redisSentinelCRName + "-sentinel",
+						Namespace: ns,
+					}, sts)
+					return errors.IsNotFound(err)
+				}, timeout, interval).Should(BeTrue())
+			})
+		})
+	})
+})