diff --git a/storage/external/gateway_test.go b/storage/external/gateway_test.go
new file mode 100644
index 0000000..f495e77
--- /dev/null
+++ b/storage/external/gateway_test.go
@@ -0,0 +1,36 @@
+package external
+
+import (
+	"context"
+	"testing"
+
+	_ "gitee.com/wheat-os/wheatCache/conf"
+	mockClient "gitee.com/wheat-os/wheatCache/mock/storage"
+	"gitee.com/wheat-os/wheatCache/pkg/proto"
+	"github.com/golang/mock/gomock"
+	"github.com/stretchr/testify/require"
+)
+
+func TestNewGatewayClient(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+	GateWayCtrl = ctrl
+
+	cli, err := NewGatewayClient()
+	require.NoError(t, err)
+	mockClient := cli.(*mockClient.MockCommServerClient)
+	ctx := context.Background()
+
+	mockClient.EXPECT().Get(ctx, gomock.Any()).Return(&proto.GetResponse{
+		Result: "mockData",
+	}, nil)
+
+	resp, err := mockClient.Get(ctx, nil)
+	require.NoError(t, err)
+	require.Equal(t, resp.Result, "mockData")
+
+	resp, err = mockClient.Get(ctx, nil)
+	require.NoError(t, err)
+	require.Equal(t, resp.Result, "mockData")
+
+}