public async void TestHttpClientWithRetryIntercept()
{
// The fake handler lets us track the number of 'actual' requests
var innerHandler = new FakeHandler();
var retryHandler = new RetryDelegatingHandler
{
InnerHandler = innerHandler,
RetryIntercept = async delegate(HttpRequestMessage request, HttpResponseMessage responseMessage)
{
if (responseMessage.StatusCode == HttpStatusCode.Unauthorized)
{
// Predent we authenticate
var retryClient = new HttpClient(innerHandler);
var authorizeResponse = await retryClient.GetAsync("http://hello.world/authorize?a=bcd");
return authorizeResponse.IsSuccessStatusCode;
}
return false;
}
};
var client = new HttpClient(retryHandler);
var response = await client.GetAsync("http://hello.world/test");
Assert.AreEqual(HttpStatusCode.OK, response.StatusCode);
Assert.AreEqual(1, innerHandler.FailedCount);
Assert.AreEqual(1, innerHandler.AuthorizationAttempts);
Assert.AreEqual(1, innerHandler.OkCount);
}
public async void TestHttpClientWithRetryIntercept()
{
// The fake handler lets us track the number of 'actual' requests
var innerHandler = new FakeHandler();
var retryHandler = new RetryDelegatingHandler
{
InnerHandler = innerHandler,
RetryIntercept = async delegate(HttpRequestMessage request, HttpResponseMessage responseMessage)
{
if (responseMessage.StatusCode == HttpStatusCode.Unauthorized)
{
// Predent we authenticate
var retryClient = new HttpClient(innerHandler);
var authorizeResponse = await retryClient.GetAsync("http://hello.world/authorize?a=bcd");
return(authorizeResponse.IsSuccessStatusCode);
}
return(false);
}
};
var client = new HttpClient(retryHandler);
var response = await client.GetAsync("http://hello.world/test");
Assert.AreEqual(HttpStatusCode.OK, response.StatusCode);
Assert.AreEqual(1, innerHandler.FailedCount);
Assert.AreEqual(1, innerHandler.AuthorizationAttempts);
Assert.AreEqual(1, innerHandler.OkCount);
}
public async Task TestHttpClientWithoutIntercept()
{
var innerHandler = new FakeHandler();
var retryHandler = new RetryDelegatingHandler
{
InnerHandler = innerHandler
};
var client = new HttpClient(retryHandler);
var response = await client.GetAsync("http://hello.world/test");
Assert.AreEqual(HttpStatusCode.Unauthorized, response.StatusCode);
Assert.AreEqual(1, innerHandler.FailedCount);
Assert.AreEqual(0, innerHandler.AuthorizationAttempts);
Assert.AreEqual(0, innerHandler.OkCount);
}
public async void TestHttpClientWithoutIntercept()
{
var innerHandler = new FakeHandler();
var retryHandler = new RetryDelegatingHandler
{
InnerHandler = innerHandler
};
var client = new HttpClient(retryHandler);
var response = await client.GetAsync("http://hello.world/test");
Assert.AreEqual(HttpStatusCode.Unauthorized, response.StatusCode);
Assert.AreEqual(1, innerHandler.FailedCount);
Assert.AreEqual(0, innerHandler.AuthorizationAttempts);
Assert.AreEqual(0, innerHandler.OkCount);
}
