test: update e2e to validate snapshot class

Signed-off-by: Santosh Pillai <sapillai@redhat.com>

e2e/validation.go

@@ -5,6 +5,8 @@ import (
 	"time"
 
 	. "github.com/onsi/ginkgo/v2"
+
+	snapapi "github.com/kubernetes-csi/external-snapshotter/client/v4/apis/volumesnapshot/v1"
 	. "github.com/onsi/gomega"
 	lvmv1alpha1 "github.com/red-hat-storage/lvm-operator/api/v1alpha1"
 	appsv1 "k8s.io/api/apps/v1"
@@ -17,6 +19,7 @@ const (
 	interval                  = time.Second * 30
 	lvmVolumeGroupName        = "vg1"
 	storageClassName          = "odf-lvm-vg1"
+	volumeSnapshotClassName   = "odf-lvm-vg1"
 	csiDriverName             = "topolvm.cybozu.com"
 	topolvmNodeDaemonSetName  = "topolvm-node"
 	topolvmCtrlDeploymentName = "topolvm-controller"
@@ -49,6 +52,19 @@ func validateStorageClass() error {
 	return nil
 }
 
+// function to validate volume snapshot class.
+func ValidateVolumeSnapshotClass() error {
+	vsc := snapapi.VolumeSnapshotClass{}
+
+	Eventually(func() bool {
+		err := DeployManagerObj.GetCrClient().Get(context.TODO(), types.NamespacedName{Name: volumeSnapshotClassName}, &vsc)
+		return err == nil
+	}, timeout, interval).Should(BeTrue())
+
+	debug("VolumeSnapshotClass found\n")
+	return nil
+}
+
 // function to validate CSI Driver.
 func validateCSIDriver() error {
 	cd := storagev1.CSIDriver{}
@@ -140,6 +156,9 @@ func ValidateResources() {
 			err = validateStorageClass()
 			Expect(err).To(BeNil())
 
+			By("Checking that the VolumeSnapshotClass has been created")
+			err = ValidateVolumeSnapshotClass()
+			Expect(err).To(BeNil())
 		})
 	})
 }