public void UtcNow()
{
var startDateTime = DateTime.UtcNow;
var provider = new UtcNowProvider();
var result = provider.UtcNow;
var endDateTime = DateTime.UtcNow;
Assert.That(result, Is.GreaterThanOrEqualTo(startDateTime));
Assert.That(result, Is.LessThanOrEqualTo(endDateTime));
}
public async Task Test_that_messages_are_rejected_in_right_order()
{
var consumerMock = new Mock <IMessageConsumer>();
var deliveryTagsInActualOrder = new List <ulong>();
consumerMock
.Setup(x => x.Reject(It.IsAny <ulong>()))
.Callback <ulong>(tag => { deliveryTagsInActualOrder.Add(tag); });
var utcNowProvider = new UtcNowProvider
{
NextValue = DateTime.UtcNow
};
var rejectManager = new RejectManager
(
EmptyLogFactory.Instance,
() => utcNowProvider.NextValue
);
var deliveryTagsInExpectedOrder = Enumerable
.Range(0, 999)
.OrderBy(x => Guid.NewGuid())
.Select(x => (ulong)x)
.ToList();
var rejectAfter = 0;
foreach (var deliveryTag in deliveryTagsInExpectedOrder)
{
rejectManager.ScheduleReject
(
GenerateMessage(deliveryTag, consumerMock.Object),
new TimeSpan(rejectAfter++)
);
}
utcNowProvider.NextValue = utcNowProvider.NextValue.AddMilliseconds(rejectAfter);
rejectManager.Start();
await rejectManager.StopAsync();
deliveryTagsInActualOrder
.Should()
.Equal(deliveryTagsInExpectedOrder);
}
