public void do_not_reack_when_Sequence_wraps()
{
var connection = Substitute.For <IConnection>();
var sut = new AckSender(connection, 1)
{
Threshold = 3, TimeoutBeforeSendingAck = TimeSpan.FromDays(1)
};
sut.AckFrame(new MessageFrame {
SequenceNumber = 65531
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 65532
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 65533
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 65534
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 65535
});
var actual = sut.ShouldReAck(new MessageFrame {
SequenceNumber = 1
});
actual.Should().BeFalse();
}
public void ReAck_if_wrapped_scope()
{
var connection = Substitute.For <IConnection>();
var sut = new AckSender(connection, 1)
{
Threshold = 3, TimeoutBeforeSendingAck = TimeSpan.FromDays(1)
};
sut.AckFrame(new MessageFrame {
SequenceNumber = 65533
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 65534
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 65535
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 1
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 2
});
var actual = sut.ShouldReAck(new MessageFrame {
SequenceNumber = 65534
});
actual.Should().BeTrue();
}
public void do_not_ack_When_Sequence_is_wrapping_but_still_within_the_limit()
{
var connection = Substitute.For <IConnection>();
var sut = new AckSender(connection, 1)
{
Threshold = 3, TimeoutBeforeSendingAck = TimeSpan.FromDays(1)
};
sut.AckFrame(new MessageFrame {
SequenceNumber = 65535
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 1
});
connection.DidNotReceiveWithAnyArgs().Send(null);
}
public void send_an_ack_For_the_last_message_in_the_sequence()
{
var connection = Substitute.For <IConnection>();
var sut = new AckSender(connection, 1)
{
Threshold = 2, TimeoutBeforeSendingAck = TimeSpan.FromDays(1)
};
sut.AckFrame(new MessageFrame {
SequenceNumber = 1
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 21
});
connection.ReceivedWithAnyArgs().Send(null);
}
public void ack_When_Sequence_is_wrapping_and_over_the_specified_amount()
{
var connection = Substitute.For <IConnection>();
var sut = new AckSender(connection, 1)
{
Threshold = 3, TimeoutBeforeSendingAck = TimeSpan.FromDays(1)
};
sut.AckFrame(new MessageFrame {
SequenceNumber = 65535
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 1
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 2
});
connection.ReceivedWithAnyArgs().Send(null);
}
public void do_not_reack_long_after_the_sequence()
{
var connection = Substitute.For <IConnection>();
var sut = new AckSender(connection, 1)
{
Threshold = 3, TimeoutBeforeSendingAck = TimeSpan.FromDays(1)
};
sut.AckFrame(new MessageFrame {
SequenceNumber = 1
});
sut.AckFrame(new MessageFrame {
SequenceNumber = 2
});
var actual = sut.ShouldReAck(new MessageFrame {
SequenceNumber = 200
});
actual.Should().BeFalse();
}
public void do_not_send_an_ack_For_the_first_message()
{
var connection = Substitute.For <IConnection>();
var sut = new AckSender(connection, 1)
{
Threshold = 10, TimeoutBeforeSendingAck = TimeSpan.FromDays(1)
};
sut.AckFrame(new MessageFrame {
SequenceNumber = 1
});
connection.DidNotReceiveWithAnyArgs().Send(null);
}