modify readme

README.md

@@ -48,7 +48,17 @@ $ xmake
 
 ## Run tests
 
-We need install [luajit](http://luajit.org/) to run tests first.
+We need install [lua](https://www.lua.org/) or [luajit](http://luajit.org/) to run tests first.
+
+```console
+$ lua tests\dialog.lua
+$ lua tests\window.lua
+$ lua tests\desktop.lua
+$ lua tests\inputdialog.lua
+$ lua tests\mconfdialog.lua
+```
+
+Or
 
 ```console
 $ luajit tests\dialog.lua

README_zh.md

@@ -47,7 +47,17 @@ $ xmake
 
 ## 运行测试
 
-你需要先安装[luajit](http://luajit.org/)程序去加载运行测试程序：
+你需要先安装[lua](https://www.lua.org/)或者[luajit](http://luajit.org/)程序去加载运行测试程序：
+
+```console
+$ lua tests\dialog.lua
+$ lua tests\window.lua
+$ lua tests\desktop.lua
+$ lua tests\inputdialog.lua
+$ lua tests\mconfdialog.lua
+```
+
+或者
 
 ```console
 $ luajit tests\dialog.lua