public void RunAsyncWithTokenThrowsWhenRetryCountReached()
{
var next = new FaultyTaskRunner(new Exception("Message"), 1);
var sut = SutFactory(next, 0, TimeSpan.Zero);
Assert.Throws <AggregateException>(async() => await sut.RunAsync(CancellationToken.None));
Assert.That(next.RunCount, Is.EqualTo(1));
}
public async Task RunAsyncWithTokenRetriesWhenNextRunnerFails()
{
var next = new FaultyTaskRunner(new Exception("Message"), 1);
var sut = SutFactory(next, 2, TimeSpan.Zero);
await sut.RunAsync(CancellationToken.None);
Assert.That(next.RunCount, Is.EqualTo(2));
}
public void RunAsyncWithCancelledTokenThrowsWhenRetryCountReached()
{
var next = new FaultyTaskRunner(new Exception("Message"), 1);
var sut = SutFactory(next, 0, TimeSpan.Zero);
var source = new CancellationTokenSource();
source.Cancel();
Assert.Throws <TaskCanceledException>(async() => await sut.RunAsync(source.Token));
Assert.That(next.RunCount, Is.EqualTo(1));
}
public void RunAsyncWithCancelledTokenWhenNextFailsHasExpectedResult()
{
var callCount = 0;
var logger = new Action <Exception>(_ => callCount++);
var next = new FaultyTaskRunner(new Exception("Message"));
var sut = SutFactory(next, logger);
var source = new CancellationTokenSource();
source.Cancel();
Assert.Throws <OperationCanceledException>(() => sut.RunAsync(source.Token).Wait(source.Token));
Assert.That(callCount, Is.EqualTo(0));
}
public void RunAsyncWithoutTokenWhenNextFailsHasExpectedResult()
{
var callCount = 0;
var exception = new Exception("Message");
var logger = new Action <Exception>(_ =>
{
if (ReferenceEquals(((AggregateException)_).Flatten().InnerException, exception))
{
callCount++;
}
});
var next = new FaultyTaskRunner(exception);
var sut = SutFactory(next, logger);
Assert.Throws <AggregateException>(async() => await sut.RunAsync());
Assert.That(callCount, Is.EqualTo(1));
}
