public void SingleItemAheadOfQueueHeadTest()
{
queue = new SeriesQueue <MessageItem>(nextOrdinal: 4);
var message = new MessageItem(new Message {
Sequence = 10, Timestamp = DateTime.UtcNow, Data = "Message1"
});
var items = queue.AddAndDequeueAll(message);
items.Should().BeEmpty();
queue.Count.Should().Be(1);
}
public void SingleItemAtQueueHeadTest()
{
queue = new SeriesQueue <MessageItem>(nextOrdinal: 4);
var message = new MessageItem(new Message {
Sequence = 4, Timestamp = DateTime.UtcNow, Data = "Message4"
});
var items = queue.AddAndDequeueAll(message);
items.Should().BeEquivalentTo(new[] { message });
queue.Count.Should().Be(0);
}
public void ItemsInOrderTest()
{
var messages = new List <MessageItem>
{
new MessageItem(new Message {
Sequence = 0, Timestamp = DateTime.UtcNow, Data = "Message1"
}),
new MessageItem(new Message {
Sequence = 1, Timestamp = DateTime.UtcNow, Data = "Message2"
}),
new MessageItem(new Message {
Sequence = 2, Timestamp = DateTime.UtcNow, Data = "Message3"
}),
};
queue.Enqueue(messages[0]);
queue.Enqueue(messages[1]);
var items = queue.AddAndDequeueAll(messages[2]);
items.Should().BeEquivalentTo(messages);
}