private static async Task IncreaseTemporaryFailureCount(SemaphoreSlim startSignal,
TooManyTemporaryFailuresStatistics <string> tooManyTemporaryFailuresStatistics)
{
await startSignal.WaitAsync();
await tooManyTemporaryFailuresStatistics.RegisterMessageStatusAsync(ProcessedMessageStatus
.TemporaryFailure);
}
private static TooManyTemporaryFailuresHealthCheck <string> CreateHealthCheck(
TooManyTemporaryFailuresStatistics <string> temporaryFailuresStatistics)
{
var options = new TooManyTemporaryFailuresOptions();
return(new TooManyTemporaryFailuresHealthCheck <string>(
Options.Create(options), temporaryFailuresStatistics));
}
public async void RegisterMessageStatusAsync_StatusNotHandledCorrectly_DoesNotSetLastHandledMessage(
ProcessedMessageStatus status)
{
var tooManyTemporaryFailuresStatistics = new TooManyTemporaryFailuresStatistics <string>();
var beforeRegister = DateTimeOffset.UtcNow;
await tooManyTemporaryFailuresStatistics.RegisterMessageStatusAsync(status);
Assert.NotInRange(tooManyTemporaryFailuresStatistics.LastHandledMessageAt, beforeRegister,
DateTimeOffset.UtcNow);
}
public async void RegisterMessageStatusAsync_StatusHandledCorrectly_ResetTemporaryFailureCount(
ProcessedMessageStatus status)
{
var tooManyTemporaryFailuresStatistics = new TooManyTemporaryFailuresStatistics <string>
{
TemporaryFailureCountSinceLastHandledMessage = 100
};
await tooManyTemporaryFailuresStatistics.RegisterMessageStatusAsync(status);
Assert.Equal((uint)0, tooManyTemporaryFailuresStatistics.TemporaryFailureCountSinceLastHandledMessage);
}
public async void RegisterMessageStatusAsync_StatusNotHandledCorrectly_IncreasesTemporaryFailureCount(
uint count, ProcessedMessageStatus status)
{
var tooManyTemporaryFailuresStatistics = new TooManyTemporaryFailuresStatistics <string>();
for (uint i = 0; i < count; i++)
{
await tooManyTemporaryFailuresStatistics.RegisterMessageStatusAsync(status);
}
Assert.Equal(count, tooManyTemporaryFailuresStatistics.TemporaryFailureCountSinceLastHandledMessage);
}
RegisterMessageStatusAsync_ManyStatusesNotHandledCorrectlyInParallel_CorrectTemporaryFailureCount()
{
var tooManyTemporaryFailuresStatistics = new TooManyTemporaryFailuresStatistics <string>();
var notHandledCorrectlyTasks = new List <Task>(100);
var startSignal = new SemaphoreSlim(0, 100);
for (var i = 0; i < 100; i++)
{
notHandledCorrectlyTasks.Add(IncreaseTemporaryFailureCount(startSignal,
tooManyTemporaryFailuresStatistics));
}
startSignal.Release(100);
await Task.WhenAll(notHandledCorrectlyTasks);
Assert.Equal((uint)100, tooManyTemporaryFailuresStatistics.TemporaryFailureCountSinceLastHandledMessage);
}
public TooManyTemporaryFailuresDelegatingMessageHandler(
TooManyTemporaryFailuresStatistics <TInput> statistics)
{
_statistics = statistics;
}
public TooManyTemporaryFailuresHealthCheck(IOptions <TooManyTemporaryFailuresOptions> options,
TooManyTemporaryFailuresStatistics <TInput> statistics)
{
_statistics = statistics;
_options = options.Value;
}
