public async void TestRetryThrowsTimeoutException()
{
var customConfig = new RetryConfiguration()
{
MaxAttempts = 10,
TotalElapsedTimeInSecs = 1, // This makes sure the request timesout before returning error response.
RetryableStatusCodes = new List <int> {
404
},
GetNextDelayInSeconds = (retryAttempt) => Math.Pow(2, retryAttempt)
};
var retrier = new GenericRetrier(customConfig);
var mockCallHttpMethod = new Mock <Func <HttpRequestMessage, CancellationToken, Task <HttpResponseMessage> > >();
var requestMessage = new HttpRequestMessage();
mockCallHttpMethod.Setup(httpMethod => httpMethod(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new HttpResponseMessage()
{
StatusCode = System.Net.HttpStatusCode.NotFound
});
await Assert.ThrowsAsync <OciException>(() => retrier.MakeRetryingCall(
mockCallHttpMethod.Object,
requestMessage,
default));
}
public async void TestRetryForCustomConfig()
{
var customConfig = new RetryConfiguration()
{
MaxAttempts = 10,
RetryableStatusCodes = new List <int> {
404
},
GetNextDelayInSeconds = _ => 0
};
var retrier = new GenericRetrier(customConfig);
var mockCallHttpMethod = new Mock <Func <HttpRequestMessage, CancellationToken, Task <HttpResponseMessage> > >();
var requestMessage = new HttpRequestMessage();
mockCallHttpMethod.Setup(httpMethod => httpMethod(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new HttpResponseMessage()
{
StatusCode = System.Net.HttpStatusCode.NotFound
});
await retrier.MakeRetryingCall(
mockCallHttpMethod.Object,
requestMessage,
default);
mockCallHttpMethod.Verify(mock => mock.Invoke(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()), Times.Exactly(customConfig.MaxAttempts + 1));
}
public async void TestRetryForDefaultRetryConfig(int statusCode, string message)
{
var retrier = new GenericRetrier(new RetryConfiguration {
GetNextDelayInSeconds = _ => 0
}); // disabling sleep time
var mockCallHttpMethod = new Mock <Func <HttpRequestMessage, CancellationToken, Task <HttpResponseMessage> > >();
var requestMessage = new HttpRequestMessage();
mockCallHttpMethod.Setup(httpMethod => httpMethod(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new HttpResponseMessage()
{
StatusCode = (System.Net.HttpStatusCode)statusCode,
Content = ContentHelper.CreateHttpContent(new ErrorCodeAndMessage(message, "Some Error"))
});
await retrier.MakeRetryingCall(
mockCallHttpMethod.Object,
requestMessage,
default);
var maxDefaultRetries = RetryConfiguration.DefaultWaiterConfiguration.MaxAttempts;
// verify the number of retries. Total tries = maxDefaultRetries + 1 (original request).
mockCallHttpMethod.Verify(mock => mock.Invoke(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()), Times.Exactly(maxDefaultRetries + 1));
}
public async void TestRetryThrowsTimeoutException(int statusCode, string message)
{
var customConfig = new RetryConfiguration()
{
MaxAttempts = 10,
TotalElapsedTimeInSecs = 1, // This makes sure the request timesout before returning error response.
GetNextDelayInSeconds = (retryAttempt) => Math.Pow(2, retryAttempt)
};
var retrier = new GenericRetrier(customConfig);
var mockCallHttpMethod = new Mock <Func <HttpRequestMessage, CancellationToken, Task <HttpResponseMessage> > >();
var requestMessage = new HttpRequestMessage();
mockCallHttpMethod.Setup(httpMethod => httpMethod(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new HttpResponseMessage()
{
StatusCode = (System.Net.HttpStatusCode)statusCode,
Content = ContentHelper.CreateHttpContent(new ErrorCodeAndMessage(message, "Some Error"))
});
await Assert.ThrowsAsync <OciException>(() => retrier.MakeRetryingCall(
mockCallHttpMethod.Object,
requestMessage,
default));
}
public async void TestRetryForCustomConfig(int statusCode, string message)
{
var customConfig = new RetryConfiguration
{
MaxAttempts = 10,
RetryableErrors = new Collection <Tuple <int, string> > {
new Tuple <int, string>(statusCode, message)
},
GetNextDelayInSeconds = _ => 0
};
var retrier = new GenericRetrier(customConfig);
var mockCallHttpMethod = new Mock <Func <HttpRequestMessage, CancellationToken, Task <HttpResponseMessage> > >();
var requestMessage = new HttpRequestMessage();
mockCallHttpMethod.Setup(httpMethod => httpMethod(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new HttpResponseMessage()
{
StatusCode = (System.Net.HttpStatusCode)statusCode,
Content = ContentHelper.CreateHttpContent(new ErrorCodeAndMessage(message, "Some Error"))
});
await retrier.MakeRetryingCall(
mockCallHttpMethod.Object,
requestMessage,
default);
mockCallHttpMethod.Verify(mock => mock.Invoke(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()), Times.Exactly(customConfig.MaxAttempts + 1));
}
public async void TestNoRetryForSuccessFulResponse()
{
var retrier = new GenericRetrier(new RetryConfiguration());
var mockCallHttpMethod = new Mock <Func <HttpRequestMessage, CancellationToken, Task <HttpResponseMessage> > >();
var requestMessage = new HttpRequestMessage();
mockCallHttpMethod.Setup(httpMethod => httpMethod(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new HttpResponseMessage()
{
StatusCode = System.Net.HttpStatusCode.OK
});
await retrier.MakeRetryingCall(
mockCallHttpMethod.Object,
requestMessage,
default);
// Verify if httpMethod has been invoked only once.
mockCallHttpMethod.Verify(mock => mock.Invoke(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()), Times.Exactly(1));
}
public async void TestNoRetryForNotImplemented()
{
var retrier = new GenericRetrier(new RetryConfiguration());
var mockCallHttpMethod = new Mock <Func <HttpRequestMessage, CancellationToken, Task <HttpResponseMessage> > >();
var requestMessage = new HttpRequestMessage();
mockCallHttpMethod.Setup(httpMethod => httpMethod(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new HttpResponseMessage()
{
StatusCode = System.Net.HttpStatusCode.NotImplemented,
Content = ContentHelper.CreateHttpContent(new ErrorCodeAndMessage("NotImplemented", "Some Error"))
});
await retrier.MakeRetryingCall(
mockCallHttpMethod.Object,
requestMessage,
default);
// Verify if httpMethod has been invoked only once.
mockCallHttpMethod.Verify(mock => mock.Invoke(It.IsAny <HttpRequestMessage>(), It.IsAny <CancellationToken>()), Times.Exactly(1));
}
