add upyun upload file test

test_upyun_upload.lua

@@ -0,0 +1,19 @@
+local yun = require("upyun")
+
+local config = {
+    user = "moicen", --授权操作员名称
+    passwd = "NyJ51zRwFApY9Wo9EHJMrb8GI9YtvpVN", --操作员密码
+    localFilePath = "/Users/liyong/Code/Lua/resty_functions/test_files_dir/r2d2.jpeg"
+}
+
+local upyun = yun:new(config)
+
+local savePath = "huiwing/test/r2d2.jpeg"
+local gmkerl = nil
+local options = nil
+
+local info, err = upyun:upload_file(savePath, gmkerl, options)
+if not info then
+    ngx.say("failed to upload image file : " .. err)
+    return
+end