diff --git a/gorush/notification.go b/gorush/notification.go
index 35aa1f6..ff0ac79 100644
--- a/gorush/notification.go
+++ b/gorush/notification.go
@@ -71,7 +71,7 @@ type RequestPushNotification struct {
 	IDs []uint64 `json:"seq_id,omitempty"`
 }
 
-func InitAPNSClient() {
+func InitAPNSClient() error {
 	if PushConf.Ios.Enabled {
 		var err error
 
@@ -80,7 +80,7 @@ func InitAPNSClient() {
 		if err != nil {
 			log.Println("Cert Error:", err)
 
-			return
+			return err
 		}
 
 		if PushConf.Ios.Production {
@@ -89,6 +89,8 @@ func InitAPNSClient() {
 			ApnsClient = apns.NewClient(CertificatePemIos).Development()
 		}
 	}
+
+	return nil
 }
 
 func pushNotification(notification RequestPushNotification) bool {
@@ -221,8 +223,6 @@ func pushNotificationIos(req RequestPushNotification) bool {
 
 		if res.Sent() {
 			log.Println("APNs ID:", res.ApnsID)
-
-			return true
 		}
 	}
 
diff --git a/gorush/server_test.go b/gorush/server_test.go
index 1296dd5..11019c4 100644
--- a/gorush/server_test.go
+++ b/gorush/server_test.go
@@ -89,10 +89,42 @@ func TestDisabledIosPushHandler(t *testing.T) {
 		})
 }
 
-func TestIosPushHandler(t *testing.T) {
+func TestMissingIosCertificate(t *testing.T) {
 	initTest()
 
 	PushConf.Ios.Enabled = true
+	PushConf.Ios.PemKeyPath = "test"
+	err := InitAPNSClient()
+
+	assert.Error(t, err)
+}
+
+func TestIosPushDevelopment(t *testing.T) {
+	initTest()
+
+	PushConf.Ios.Enabled = true
+	PushConf.Ios.PemKeyPath = "../certificate/certificate-valid.pem"
+	InitAPNSClient()
+
+	r := gofight.New()
+
+	r.POST("/api/push").
+		SetJSON(gofight.D{
+			"tokens":   []string{"11aa01229f15f0f0c52029d8cf8cd0aeaf2365fe4cebc4af26cd6d76b7919ef7"},
+			"platform": 1,
+			"message":  "Welcome",
+		}).
+		Run(GetMainEngine(), func(r gofight.HttpResponse, rq gofight.HttpRequest) {
+
+			assert.Equal(t, http.StatusOK, r.Code)
+		})
+}
+
+func TestIosPushProduction(t *testing.T) {
+	initTest()
+
+	PushConf.Ios.Enabled = true
+	PushConf.Ios.Production = true
 	PushConf.Ios.PemKeyPath = "../certificate/certificate-valid.pem"
 	InitAPNSClient()