LoadRunner性能测试-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[]="\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("");

//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=",
                   "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> ){
                 if((filedes= fopen(file,"wb")) == NULL){
                    lr_output_message("OpenFile Failed!", lr_eval_string("{filecontent}"));
                                     return-;
                  }

                //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,,filedes);
                fclose(filedes );
              }
         return0;
}