diff --git a/hrp/internal/uixt/drag_test.go b/hrp/internal/uixt/drag_test.go
index 018d4fd7..09b554b1 100644
--- a/hrp/internal/uixt/drag_test.go
+++ b/hrp/internal/uixt/drag_test.go
@@ -2,15 +2,10 @@ package uixt
 
 import (
 	"testing"
-
-	"github.com/electricbubble/gwda"
 )
 
 func TestDriverExt_Drag(t *testing.T) {
-	driver, err := gwda.NewUSBDriver(nil)
-	checkErr(t, err)
-
-	driverExt, err := Extend(driver, 0.95)
+	driverExt, err := InitWDAClient()
 	checkErr(t, err)
 
 	pathSearch := "/Users/hero/Documents/temp/2020-05/opencv/IMG_map.png"
diff --git a/hrp/internal/uixt/gesture_test.go b/hrp/internal/uixt/gesture_test.go
index 8308d132..075023bd 100644
--- a/hrp/internal/uixt/gesture_test.go
+++ b/hrp/internal/uixt/gesture_test.go
@@ -4,8 +4,6 @@ import (
 	"strconv"
 	"strings"
 	"testing"
-
-	"github.com/electricbubble/gwda"
 )
 
 func TestDriverExt_GesturePassword(t *testing.T) {
@@ -15,10 +13,7 @@ func TestDriverExt_GesturePassword(t *testing.T) {
 		password[i], _ = strconv.Atoi(split[i])
 	}
 
-	driver, err := gwda.NewUSBDriver(nil)
-	checkErr(t, err)
-
-	driverExt, err := Extend(driver, 0.95)
+	driverExt, err := InitWDAClient()
 	checkErr(t, err)
 
 	pathSearch := "/Users/hero/Documents/temp/2020-05/opencv/IMG_5.png"
diff --git a/hrp/internal/uixt/init.go b/hrp/internal/uixt/init.go
index 64c0c011..5acd9bb7 100644
--- a/hrp/internal/uixt/init.go
+++ b/hrp/internal/uixt/init.go
@@ -21,18 +21,8 @@ const (
 	dismissAlertButtonSelector = "**/XCUIElementTypeButton[`label IN {'不允许','暂不'}`]"
 )
 
-func InitWDAClient(udid string, port, mjpeg_port int) (*DriverExt, error) {
+func InitWDAClient(options ...gwda.DeviceOption) (*DriverExt, error) {
 	// init wda device
-	var options []gwda.DeviceOption
-	if udid != "" {
-		options = append(options, gwda.WithSerialNumber(udid))
-	}
-	if port != 0 {
-		options = append(options, gwda.WithPort(port))
-	}
-	if mjpeg_port != 0 {
-		options = append(options, gwda.WithMjpegPort(mjpeg_port))
-	}
 	targetDevice, err := gwda.NewDevice(options...)
 	if err != nil {
 		return nil, err
diff --git a/hrp/internal/uixt/ocr_test.go b/hrp/internal/uixt/ocr_test.go
index 53e1dee3..c334a1dd 100644
--- a/hrp/internal/uixt/ocr_test.go
+++ b/hrp/internal/uixt/ocr_test.go
@@ -2,20 +2,15 @@ package uixt
 
 import (
 	"testing"
-
-	"github.com/electricbubble/gwda"
 )
 
 func TestDriverExtOCR(t *testing.T) {
-	driver, err := gwda.NewUSBDriver(nil)
-	checkErr(t, err)
-
-	driverExt, err := Extend(driver, 0.95)
+	driverExt, err := InitWDAClient()
 	checkErr(t, err)
 
 	x, y, width, height, err := driverExt.FindTextByOCR("抖音")
 	checkErr(t, err)
 
 	t.Logf("x: %v, y: %v, width: %v, height: %v", x, y, width, height)
-	driver.TapFloat(x, y-20)
+	driverExt.WebDriver.TapFloat(x+width*0.5, y+height*0.5-20)
 }
diff --git a/hrp/internal/uixt/tap_test.go b/hrp/internal/uixt/tap_test.go
index 174e86d6..a25f8946 100644
--- a/hrp/internal/uixt/tap_test.go
+++ b/hrp/internal/uixt/tap_test.go
@@ -2,15 +2,10 @@ package uixt
 
 import (
 	"testing"
-
-	"github.com/electricbubble/gwda"
 )
 
 func TestDriverExt_TapWithNumber(t *testing.T) {
-	driver, err := gwda.NewUSBDriver(nil)
-	checkErr(t, err)
-
-	driverExt, err := Extend(driver, 0.95)
+	driverExt, err := InitWDAClient()
 	checkErr(t, err)
 
 	pathSearch := "/Users/hero/Documents/temp/2020-05/opencv/flag7.png"
@@ -25,10 +20,7 @@ func TestDriverExt_TapWithNumber(t *testing.T) {
 }
 
 func TestDriverExt_TapXY(t *testing.T) {
-	driver, err := gwda.NewUSBDriver(nil)
-	checkErr(t, err)
-
-	driverExt, err := Extend(driver, 0.95)
+	driverExt, err := InitWDAClient()
 	checkErr(t, err)
 
 	err = driverExt.TapXY(0.4, 0.5)
@@ -36,10 +28,7 @@ func TestDriverExt_TapXY(t *testing.T) {
 }
 
 func TestDriverExt_TapWithOCR(t *testing.T) {
-	driver, err := gwda.NewUSBDriver(nil)
-	checkErr(t, err)
-
-	driverExt, err := Extend(driver, 0.95)
+	driverExt, err := InitWDAClient()
 	checkErr(t, err)
 
 	// 需要点击文字上方的图标
diff --git a/hrp/internal/uixt/touch_test.go b/hrp/internal/uixt/touch_test.go
index 514e2fae..a814b12b 100644
--- a/hrp/internal/uixt/touch_test.go
+++ b/hrp/internal/uixt/touch_test.go
@@ -2,15 +2,10 @@ package uixt
 
 import (
 	"testing"
-
-	"github.com/electricbubble/gwda"
 )
 
 func TestDriverExt_ForceTouch(t *testing.T) {
-	driver, err := gwda.NewUSBDriver(nil)
-	checkErr(t, err)
-
-	driverExt, err := Extend(driver, 0.95)
+	driverExt, err := InitWDAClient()
 	checkErr(t, err)
 
 	pathSearch := "/Users/hero/Documents/temp/2020-05/opencv/IMG_ft.png"
@@ -26,10 +21,7 @@ func TestDriverExt_ForceTouch(t *testing.T) {
 }
 
 func TestDriverExt_TouchAndHold(t *testing.T) {
-	driver, err := gwda.NewUSBDriver(nil)
-	checkErr(t, err)
-
-	driverExt, err := Extend(driver, 0.95)
+	driverExt, err := InitWDAClient()
 	checkErr(t, err)
 
 	pathSearch := "/Users/hero/Documents/temp/2020-05/opencv/IMG_ft.png"
diff --git a/hrp/step_ios_ui.go b/hrp/step_ios_ui.go
index cc6bacb3..23bcf153 100644
--- a/hrp/step_ios_ui.go
+++ b/hrp/step_ios_ui.go
@@ -5,6 +5,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/electricbubble/gwda"
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog/log"
 
@@ -427,7 +428,11 @@ func (r *HRPRunner) InitWDAClient(device WDADevice) (client *uiDriver, err error
 		}
 	}
 
-	driverExt, err := uixt.InitWDAClient(device.UDID, device.Port, device.MjpegPort)
+	driverExt, err := uixt.InitWDAClient(
+		gwda.WithSerialNumber(device.UDID),
+		gwda.WithPort(device.Port),
+		gwda.WithMjpegPort(device.MjpegPort),
+	)
 	if err != nil {
 		return nil, err
 	}