public void StringAsyncDownloadTest()
{
UTF8Encoding encoding = new UTF8Encoding();
byte[] contentAsBytes = encoding.GetBytes(TestResources.CharacterSheet);
MemoryStream sourceResponseStream = new MemoryStream();
sourceResponseStream.Write(contentAsBytes, 0, contentAsBytes.Length);
sourceResponseStream.Position = 0;
Mock <HttpWebRequest> mockRequest = MockManager.Mock <HttpWebRequest>(Constructor.NotMocked);
MockObject <HttpWebResponse> mockResponse = MockManager.MockObject <HttpWebResponse>(Constructor.Mocked);
mockResponse.ExpectAndReturn("GetResponseStream", sourceResponseStream);
mockRequest.ExpectAndReturn("GetResponse", mockResponse.Object);
_stringAsyncCompletedTrigger = new AutoResetEvent(false);
HttpWebService service = new HttpWebService();
service.DownloadStringAsync("http://www.battleclinic.com", StringAysncDownloadTestCompleted, null);
_stringAsyncCompletedTrigger.WaitOne();
if (_stringAsyncDownloadResult.Error != null)
{
Assert.Fail(_stringAsyncDownloadResult.Error.Message);
}
Assert.AreEqual(TestResources.CharacterSheet, _stringAsyncDownloadResult.Result);
sourceResponseStream.Close();
_stringAsyncCompletedTrigger = null;
_stringAsyncDownloadResult = null;
}
/// <summary>
/// Callback method for synchronisation check. The user's clock is deemed to be in sync with BattleClinic time
/// if it is no more than 60 seconds different to BattleClinic time as local time
/// </summary>
/// <param name="e"></param>
/// <param name="userState"></param>
private static void SyncDownloadCompleted(DownloadStringAsyncResult e, object userState)
{
DateTime completionTime = DateTime.Now;
SyncState state = (SyncState)userState;
bool isSynchronised = true;
DateTime timeNow = DateTime.MinValue;
if (e.Error == null)
{
string timeString = e.Result;
if (timeString != String.Empty)
{
try
{
timeNow = DateTime.ParseExact(timeString, "yyyy'-'MM'-'dd'T'HH':'mm':'sszzz", CultureInfo.InvariantCulture);
double timediff = Math.Abs((timeNow.ToLocalTime() - completionTime).TotalSeconds);
isSynchronised = timediff < 60;
}
catch (Exception ex)
{
ExceptionHandler.LogException(ex, true);
}
}
}
state.Callback(isSynchronised, timeNow, completionTime);
}
private void StringAysncDownloadTestCompleted(DownloadStringAsyncResult e, object state)
{
_stringAsyncDownloadResult = e;
_stringAsyncCompletedTrigger.Set();
}