public async Task TooManyRequestsRetryHandler_SendRequestAsync_RetriesOnTooManyRequests()
{
var mockHandler = new MockMessageHandler();
DateTime timeToStart = DateTime.Now.AddSeconds(1);
var requestHandler = new MockResponseHandler()
{
CanHandleRequest = (request) => request.Method.Method == "GET" && request.RequestUri.ToString() == "http://testsite.com/test",
HandleRequest = async(request) =>
{
try
{
System.Diagnostics.Debug.WriteLine(System.Threading.Interlocked.Increment(ref requestCount));
var timeToWait = timeToStart.Subtract(DateTime.Now);
if (timeToWait.TotalMilliseconds > 0)
{
await Task.Delay(timeToWait).ConfigureAwait(false);
}
if (requestCount < 4)
{
return(new System.Net.Http.HttpResponseMessage((System.Net.HttpStatusCode) 429));
}
else
{
return(new System.Net.Http.HttpResponseMessage(System.Net.HttpStatusCode.NoContent));
}
}
finally
{
System.Threading.Interlocked.Increment(ref requestCount);
}
}
};
mockHandler.AddDynamicResponse(requestHandler);
var handler = new TooManyRequestsRetryHandler(mockHandler, 5, TimeSpan.FromMilliseconds(1000));
using (var client = new System.Net.Http.HttpClient(handler))
{
var response = await client.GetAsync("http://testsite.com/test");
Assert.AreNotEqual(429, (int)response.StatusCode);
}
}
public void TooManyRequestsRetryHandler_Constructor_ConstructsOkWithValidArguments()
{
using (var handler = new TooManyRequestsRetryHandler(new System.Net.Http.HttpClientHandler(), 5, TimeSpan.FromSeconds(1)))
{
}
}
public void TooManyRequestsRetryHandler_Constructor_ThrowsOnNullInnerHandler()
{
var handler = new TooManyRequestsRetryHandler(null);
}
