diff --git a/kubernetes/clusterrole_test.go b/kubernetes/clusterrole_test.go
index 63fea84d..ff8654a4 100644
--- a/kubernetes/clusterrole_test.go
+++ b/kubernetes/clusterrole_test.go
@@ -6,9 +6,11 @@ import (
 	"github.com/longhorn/go-common-libs/test"
 	. "gopkg.in/check.v1"
 
+	"k8s.io/client-go/kubernetes/fake"
+
 	rbacv1 "k8s.io/api/rbac/v1"
+	apierrors "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-	"k8s.io/client-go/kubernetes/fake"
 )
 
 func (s *TestSuite) TestCreateClusterRole(c *C) {
@@ -54,3 +56,50 @@ func (s *TestSuite) TestCreateClusterRole(c *C) {
 		c.Assert(clusterRole.Name, Equals, testCase.clusterRole.Name, Commentf(test.ErrResultFmt, testName))
 	}
 }
+
+func (s *TestSuite) TestDeleteClusterRole(c *C) {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	type testCase struct {
+		clusterRole    *rbacv1.ClusterRole
+		expectNotFound bool
+	}
+	testCases := map[string]testCase{
+		"DeleteClusterRole(...):": {
+			clusterRole: &rbacv1.ClusterRole{
+				ObjectMeta: metav1.ObjectMeta{
+					Name: "test",
+				},
+			},
+		},
+		"DeleteClusterRole(...): not found": {
+			clusterRole: &rbacv1.ClusterRole{
+				ObjectMeta: metav1.ObjectMeta{
+					Name: "test",
+				},
+			},
+			expectNotFound: true,
+		},
+	}
+	for testName, testCase := range testCases {
+		c.Logf("testing kubernetes.%v", testName)
+
+		kubeClient := fake.NewSimpleClientset()
+
+		if !testCase.expectNotFound {
+			_, err := kubeClient.RbacV1().ClusterRoles().Create(ctx, testCase.clusterRole, metav1.CreateOptions{})
+			c.Assert(err, IsNil, Commentf(test.ErrErrorFmt, testName))
+
+			clusterRole, err := kubeClient.RbacV1().ClusterRoles().Get(ctx, testCase.clusterRole.Name, metav1.GetOptions{})
+			c.Assert(err, IsNil, Commentf(test.ErrErrorFmt, testName))
+			c.Assert(clusterRole.Name, Equals, testCase.clusterRole.Name, Commentf(test.ErrResultFmt, testName))
+		}
+
+		err := DeleteClusterRole(kubeClient, testCase.clusterRole.Name)
+		c.Assert(err, IsNil, Commentf(test.ErrErrorFmt, testName))
+
+		_, err = kubeClient.RbacV1().ClusterRoles().Get(ctx, testCase.clusterRole.Name, metav1.GetOptions{})
+		c.Assert(apierrors.IsNotFound(err), Equals, true, Commentf(test.ErrResultFmt, testName))
+	}
+}