public void ClientRuntimeContextService_Should_ThrowGenericException_On_UnsupportHttpStatuses()
{
// expecting web exception on unknown http statuses
var currentReconnectCount = 0;
var service = new DefaultClientRuntimeContextService();
var rndService = new DefaultRandomService();
var supportedHttpStatuses = new[]
{
700, 800, 900
};
// to run test faster
service.ExecuteQueryDelayInMilliseconds = 1;
service.CustomExecuteQueryHandler += (cnt) =>
{
currentReconnectCount++;
var webResponce = Activator.CreateInstance <HttpWebResponse>();
var sttausCode = rndService.RandomFromArray(supportedHttpStatuses);
SetStatusCode(webResponce, sttausCode);
var ex = new WebException("Can't connect to O365", null,
(WebExceptionStatus)402, webResponce);
throw ex;
};
service.ExecuteQuery(default(ClientRuntimeContext));
}
public void ClientRuntimeContextService_Should_Rethrow_GenericException()
{
// expecting generic exception re-thrown
var service = new DefaultClientRuntimeContextService();
service.CustomExecuteQueryHandler += (cnt) =>
{
throw new Exception("Can't do anything!");
};
service.ExecuteQuery(default(ClientRuntimeContext));
}
public void ClientRuntimeContextService_Default_Throtting_Setting_As_Recommended()
{
// Align CSOM throttling setting with MS recommendations, open up API #849
// https://github.com/SubPointSolutions/spmeta2/issues/849
// https://msdn.microsoft.com/en-us/library/office/dn889829.aspx?f=255&MSPPError=-2147217396#BKMK_Bestpracticestohandlethrottling
// https://www.yammer.com/spmeta2feedback/#/threads/show?threadId=725945901&messageId=725945901
// expecting generic exception re-thrown
var service = new DefaultClientRuntimeContextService();
Assert.AreEqual(5, service.ExecuteQueryRetryAttempts);
Assert.AreEqual(30000, service.ExecuteQueryDelayInMilliseconds);
Assert.AreEqual(2, service.ExecuteQueryRetryDelayMultiplier);
}
public void ClientRuntimeContextService_Should_SupportHttpStatuses()
{
// expecting SPMeta2Exception on known http statuses
var currentReconnectCount = 0;
var service = new DefaultClientRuntimeContextService();
var rndService = new DefaultRandomService();
var supportedHttpStatuses = new[]
{
429, 503
};
// to run test faster
service.ExecuteQueryDelayInMilliseconds = 1;
service.CustomExecuteQueryHandler += (cnt) =>
{
currentReconnectCount++;
var webResponce = Activator.CreateInstance <HttpWebResponse>();
var sttausCode = rndService.RandomFromArray(supportedHttpStatuses);
SetStatusCode(webResponce, sttausCode);
var ex = new WebException("Can't connect to O365", null,
(WebExceptionStatus)402, webResponce);
throw ex;
};
try
{
service.ExecuteQuery(default(ClientRuntimeContext));
}
catch (Exception e)
{
Assert.AreEqual(currentReconnectCount, service.ExecuteQueryRetryAttempts);
Assert.IsTrue(e is SPMeta2Exception);
}
}
public void ClientRuntimeContextService_Should_MakeNAttempts_And_ThrowException()
{
// expecting SPMeta2Exception AND currentReconnectCount == ExecuteQueryRetryAttempts
// tried our best, but failed
var currentReconnectCount = 0;
var service = new DefaultClientRuntimeContextService();
// to run test faster
service.ExecuteQueryDelayInMilliseconds = 1;
service.CustomExecuteQueryHandler += (cnt) =>
{
currentReconnectCount++;
var webResponce = Activator.CreateInstance <HttpWebResponse>();
var statusCodeProp = webResponce.GetType()
.GetField("m_StatusCode", BindingFlags.NonPublic | BindingFlags.Instance);
statusCodeProp.SetValue(webResponce, 429);
var ex = new WebException("Can't connect to O365", null,
(WebExceptionStatus)402, webResponce);
throw ex;
};
try
{
service.ExecuteQuery(default(ClientRuntimeContext));
}
catch (Exception e)
{
Assert.AreEqual(currentReconnectCount, service.ExecuteQueryRetryAttempts);
Assert.IsTrue(e is SPMeta2Exception);
}
}
static ClientRuntimeContextExtensions()
{
DefaultClientRuntimeContextService = new DefaultClientRuntimeContextService();
DefaultTraceServiceBase = new TraceSourceService();
}