LoadRunner性能测试-下载文件脚本

Loadrunner下载文件脚本

Action()

{

         intflen;   //定义一个整型变量保存获得文件的大小

         longfiledes; //保存文件句柄

         charfile[256]="\0"; //保存文件路径及文件名

         inttime ;

//设置页面接收最大的字节数，该设置应大于下载文件的大小,此处为1MB

         web_set_max_html_param_len("1024000");

//使用关联函数获取下载文件的内容

         web_reg_save_param_ex(      

                      "ParamName=filecontent",

                      "LB=",

                      "RB=",

                       SEARCH_FILTERS,

                      "Scope=Body",   

"RequestUrl=http://10.255.0.145/download.php?userId={userID}&bigmd5={userID}&offset=0",

         LAST);

  //下载文件

         lr_start_transaction("download");

         web_url("download",      

           "URL=http://10.255.0.145/download.php?userId={userID}&bigmd5={userID}&offset=0",

                   Resource=1",           

                   "RecContentType=application/octet-stream",

                   "Referer=",

         LAST);

         lr_end_transaction("download",LR_AUTO);

/*web_get_int_property返回上一个http请求的具体信息，如HTTP_INFO_DOWNLOAD_SIZE, HTTP_INFO_DOWNLOAD_TIME , HTTP_INFO_RETURN_CODE */

                 flen=web_get_int_property(HTTP_INFO_DOWNLOAD_SIZE);     

                 lr_output_message("下载文件大小是:%d",flen);

                 time=web_get_int_property(HTTP_INFO_DOWNLOAD_TIME);

                 lr_output_message("下载时间是:%d",time);

                 //把“E:\\FSDownload\\%d.txt”这个字符串写到file中

                 sprintf(file,"E:\\FSDownload\\%d.txt",rand());

                 lr_output_message("保存的路径:%s",file);

               if(flen> 0){

                 if((filedes= fopen(file,"wb")) == NULL){

                    lr_output_message("OpenFile Failed!", lr_eval_string("{filecontent}"));

                                     return-1;

                  }

                //把filecontent写到filedes指针指向的文件中，每次写flen，写1次

                fwrite(lr_eval_string("{filecontent}"),flen,1,filedes);

                fclose(filedes );

              }

         return0;

}