test: add a simple test for XlineCluster

Signed-off-by: Phoeniix Zhao <[email protected]>

internal/controller/xlinecluster_controller_test.go

@@ -0,0 +1,87 @@
+/*
+Copyright 2023.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package controller
+
+import (
+	"context"
+	"time"
+
+	. "github.com/onsi/ginkgo/v2"
+	. "github.com/onsi/gomega"
+	xapi "github.com/xline-kv/xline-operator/api/v1alpha1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
+)
+
+// +kubebuilder:docs-gen:collapse=Imports
+
+var _ = Describe("XlineCluster controller", func() {
+
+	// Define utility constants for object names and testing timeouts/durations and intervals.
+	const (
+		XlineClusterName      = "test-xline-cluster"
+		XlineClusterNamespace = "default"
+		XlineClusterStsName   = "test-xline-cluster-sts"
+		XlineClusterSvcName   = "test-xline-cluster-svc"
+
+		timeout  = time.Second * 10
+		duration = time.Second * 10
+		interval = time.Millisecond * 250
+	)
+
+	Context("When updating XlineCluster Status", func() {
+		It("Should increase XlineCluster Status count when a new XlineCluster resource is created", func() {
+			By("By creating a new XlineCluster")
+			ctx := context.Background()
+			image := "test-image"
+			xlineCluster := &xapi.XlineCluster{
+				TypeMeta: metav1.TypeMeta{
+					APIVersion: "xline.kvstore.datenlord.com/v1alpha1",
+					Kind:       "XlineCluster",
+				},
+				ObjectMeta: metav1.ObjectMeta{
+					Name:      XlineClusterName,
+					Namespace: XlineClusterNamespace,
+				},
+				Spec: xapi.XlineClusterSpec{
+					Version:  "latest",
+					Image:    &image,
+					Replicas: 3,
+				},
+			}
+			Expect(k8sClient.Create(ctx, xlineCluster)).Should(Succeed())
+
+			xcLookupKey := types.NamespacedName{Name: XlineClusterName, Namespace: XlineClusterNamespace}
+			createdXlineCluster := &xapi.XlineCluster{}
+
+			// We'll need to retry getting this newly created CronJob, given that creation may not immediately happen.
+			Eventually(func() bool {
+				err := k8sClient.Get(ctx, xcLookupKey, createdXlineCluster)
+				if err != nil {
+					return false
+				}
+				return true
+			}, timeout, interval).Should(BeTrue())
+			// Let's make sure our Schedule string value was properly converted/handled.
+			Expect(createdXlineCluster.Spec.Replicas).Should(Equal(int32(3)))
+			Expect(createdXlineCluster.Spec.Version).Should(Equal("latest"))
+			Expect(*createdXlineCluster.Spec.Image).Should(Equal(image))
+
+		})
+	})
+
+})