public void SetUp()
{
var encoding = new UTF8Encoding(false);
_sampleBody = encoding.GetBytes("Action=ListUsers&Version=2010-05-08");
#if NETCOREAPP1_0
var request = new System.Net.Http.HttpRequestMessage(System.Net.Http.HttpMethod.Post, "https://iam.amazonaws.com/");
request.Content = new System.Net.Http.ByteArrayContent(_sampleBody);
request.Content.Headers.TryAddWithoutValidation("Content-Type", "application/x-www-form-urlencoded; charset=utf-8");
request.Headers.TryAddWithoutValidation("X-Amz-Date", "20110909T233600Z");
_sampleRequest = new HttpRequestMessageAdapter(request);
#elif NET451
var request = System.Net.WebRequest.CreateHttp("https://iam.amazonaws.com/");
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded; charset=utf-8";
request.Headers["X-Amz-Date"] = "20110909T233600Z";
_sampleRequest = new HttpWebRequestAdapter(request);
#endif
}