很久不更新博客了,这次大概说一下c#中的send webrequest,众所周知,.net网络编程在测试中是非常常见的,具体来说,比如我们如果测试一个api,通过send webrequest的方式来进行api层面的功能测试,然后用selenium完成前端的验证,这种模式应该说是比较方便而通用的,具体以其中最常见的http request为例,当我们需要传输数据时,需要
1)地址:address作为webrequest参数实例化,然后设定相应属性,比如method(get还是post等等)
2)数据:data作为httprequest的数据流写入:
xmlresponse = null;
responsecode = httpstatuscode.unused;
serverresponse = string.empty;
参数处理部分
//format the data
string output = data.aggregate(string.empty, (current, keyvaluepair) => current + (“&” + keyvaluepair.key + “=” + httputility.urlencode(keyvaluepair.value)));
var encoding = new utf8encoding();
//设置postdata变量将output进行处理,最终得到byte[] d作为最终数据写入到webrequest中
var postdata = encoding.ascii.getbytes(output);
byte[] d = encoding.getbytes(output.substring(1, output.length – 1));
var address = targeturl;
//get部分的数据处理
if (method.toupperinvariant() == “get”)
address=address+output;
//post部分的数据处理
webrequest request = webrequest.create(address) as httpwebrequest;
//add post process
if (request == null)
throw new exception(“webrequest object is null.”);
request.method = “post”;
request.contenttype = “application/x-www-form-urlencoded”;
request.contentlength = d.length;
serverresponse = string.empty;
//数据读取及处理部分
using (stream datastream = request.getrequeststream())
{
datastream.write(d, 0, d.length);
datastream.close();
using (var response = (httpwebresponse)request.getresponse())
{
responsecode = response.statuscode;
using (stream mystream = response.getresponsestream())
{
if (mystream != null)
{
var readstream = new streamreader(mystream, encoding.utf8);
serverresponse = readstream.readtoend();
}
}
response.close();
}
}
if (responsecode == httpstatuscode.ok)
{
if (loadxml)
loadxml();
return true;
}
return false;
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