public void Should_block_the_adding_thread_if_queue_is_full()
{
// Arrange
var test = true;
var waitFirstEnqueue = new AutoResetEvent(false);
var queue = new InMemoryPriorityQueue<GenericPriorityMessage<string>>(2, new PriorityComparer<GenericPriorityMessage<string>>());
// Action
Task.Factory.StartNew(() =>
{
while (test)
{
queue.Enqueue(new GenericPriorityMessage<string>("", 1));
waitFirstEnqueue.Set();
}
//Block
});
waitFirstEnqueue.WaitOne();
queue.Dequeue();
queue.Dequeue();
// Assert
test = false;
queue.Close();
}
public void Should_block_the_adding_thread_if_queue_is_full()
{
// Arrange
var test = true;
var waitFirstEnqueue = new AutoResetEvent(false);
var queue = new InMemoryPriorityQueue <GenericPriorityMessage <string> >(2, new PriorityComparer <GenericPriorityMessage <string> >());
// Action
Task.Factory.StartNew(() =>
{
while (test)
{
queue.Enqueue(new GenericPriorityMessage <string>("", 1));
waitFirstEnqueue.Set();
}
//Block
});
waitFirstEnqueue.WaitOne();
queue.Dequeue();
queue.Dequeue();
// Assert
test = false;
queue.Close();
}
public void Should_throw_exception_if_queue_is_closed()
{
// Arrange
var queue = new InMemoryPriorityQueue<GenericPriorityMessage<string>>(2, new PriorityComparer<GenericPriorityMessage<string>>());
// Action
queue.Close();
queue.Enqueue(new GenericPriorityMessage<string>("", 1));
}
public void Should_throw_exception_if_queue_is_closed()
{
// Arrange
var queue = new InMemoryPriorityQueue <GenericPriorityMessage <string> >(2, new PriorityComparer <GenericPriorityMessage <string> >());
// Action
queue.Close();
queue.Enqueue(new GenericPriorityMessage <string>("", 1));
}
public void Should_add_item_to_queue_if_not_reach_match_size()
{
// Arrange
var queue = new InMemoryPriorityQueue<GenericPriorityMessage<string>>(2, new PriorityComparer<GenericPriorityMessage<string>>());
// Action
queue.Enqueue(new GenericPriorityMessage<string>("", 1));
// Assert
Assert.AreEqual(1, queue.Count);
}
public void Should_add_item_to_queue_if_not_reach_match_size()
{
// Arrange
var queue = new InMemoryPriorityQueue <GenericPriorityMessage <string> >(2, new PriorityComparer <GenericPriorityMessage <string> >());
// Action
queue.Enqueue(new GenericPriorityMessage <string>("", 1));
// Assert
Assert.AreEqual(1, queue.Count);
}
public void Should_delete_all_items_match_predicate()
{
// Arrange
var queue = new InMemoryPriorityQueue<GenericPriorityMessage<string>>(20, new PriorityComparer<GenericPriorityMessage<string>>());
queue.Enqueue(new GenericPriorityMessage<string>("", 1));
queue.Enqueue(new GenericPriorityMessage<string>("", 1));
queue.Enqueue(new GenericPriorityMessage<string>("", 1));
queue.Enqueue(new GenericPriorityMessage<string>("", 1));
queue.Enqueue(new GenericPriorityMessage<string>("VanTheShark", 1));
// Action
queue.DeleteAll(msg => msg.Message == "");
// Assert
Assert.AreEqual(1, queue.Count);
}
public void Should_delete_all_existing_msgs_that_have_same_priority()
{
// Arrange
var channel = Substitute.For<IModel>();
var consumer = new PriorityBurrowConsumer(channel, Substitute.For<IMessageHandler>(), Substitute.For<IRabbitWatcher>(), true, 1);
var queue = new InMemoryPriorityQueue<GenericPriorityMessage<BasicDeliverEventArgs>>(5, new PriorityComparer<GenericPriorityMessage<BasicDeliverEventArgs>>());
queue.Enqueue(new GenericPriorityMessage<BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 2));
queue.Enqueue(new GenericPriorityMessage<BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 2));
queue.Enqueue(new GenericPriorityMessage<BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 2));
queue.Enqueue(new GenericPriorityMessage<BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 2));
// Action
consumer.Init(queue, new CompositeSubscription(), 2, "sem");
// Assert
Assert.AreEqual(0, queue.Count);
}
public void Should_delete_all_items_match_predicate()
{
// Arrange
var queue = new InMemoryPriorityQueue <GenericPriorityMessage <string> >(20, new PriorityComparer <GenericPriorityMessage <string> >());
queue.Enqueue(new GenericPriorityMessage <string>("", 1));
queue.Enqueue(new GenericPriorityMessage <string>("", 1));
queue.Enqueue(new GenericPriorityMessage <string>("", 1));
queue.Enqueue(new GenericPriorityMessage <string>("", 1));
queue.Enqueue(new GenericPriorityMessage <string>("VanTheShark", 1));
// Action
queue.DeleteAll(msg => msg.Message == "");
// Assert
Assert.AreEqual(1, queue.Count);
}
public void Should_delete_all_existing_msgs_that_have_same_priority()
{
// Arrange
var channel = Substitute.For <IModel>();
var consumer = new PriorityBurrowConsumer(channel, Substitute.For <IMessageHandler>(), Substitute.For <IRabbitWatcher>(), true, 1);
var queue = new InMemoryPriorityQueue <GenericPriorityMessage <BasicDeliverEventArgs> >(5, new PriorityComparer <GenericPriorityMessage <BasicDeliverEventArgs> >());
queue.Enqueue(new GenericPriorityMessage <BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 2));
queue.Enqueue(new GenericPriorityMessage <BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 2));
queue.Enqueue(new GenericPriorityMessage <BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 2));
queue.Enqueue(new GenericPriorityMessage <BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 2));
// Action
consumer.Init(queue, new CompositeSubscription(), 2, "sem");
// Assert
Assert.AreEqual(0, queue.Count);
}
public void When_called_should_dispose_the_thread_if_the_message_handler_throws_exception()
{
var waitHandler = new ManualResetEvent(false);
var watcher = Substitute.For <IRabbitWatcher>();
watcher.When(x => x.Error(Arg.Any <BadMessageHandlerException>())).Do(callInfo => waitHandler.Set());
var channel = Substitute.For <IModel>();
channel.IsOpen.Returns(true);
var msgHandler = Substitute.For <IMessageHandler>();
msgHandler.When(x => x.HandleMessage(Arg.Any <BasicDeliverEventArgs>())).Do(callInfo =>
{
throw new Exception("Bad excepton");
});
var queue = new InMemoryPriorityQueue <GenericPriorityMessage <BasicDeliverEventArgs> >(10, new PriorityComparer <GenericPriorityMessage <BasicDeliverEventArgs> >());
var sub = Substitute.For <CompositeSubscription>();
sub.AddSubscription(new Subscription(channel)
{
ConsumerTag = "Burrow"
});
var consumer = new PriorityBurrowConsumer(channel, msgHandler, watcher, true, 1);
consumer.Init(queue, sub, 1, Guid.NewGuid().ToString());
consumer.Ready();
// Action
queue.Enqueue(new GenericPriorityMessage <BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 1));
waitHandler.WaitOne();
// Assert
watcher.Received(1).Error(Arg.Any <BadMessageHandlerException>());
}
public void When_called_should_dispose_the_thread_if_the_message_handler_throws_exception()
{
var waitHandler = new ManualResetEvent(false);
var watcher = Substitute.For<IRabbitWatcher>();
watcher.When(x => x.Error(Arg.Any<BadMessageHandlerException>())).Do(callInfo => waitHandler.Set());
var channel = Substitute.For<IModel>();
channel.IsOpen.Returns(true);
var msgHandler = Substitute.For<IMessageHandler>();
msgHandler.When(x => x.HandleMessage(Arg.Any<BasicDeliverEventArgs>())).Do(callInfo =>
{
throw new Exception("Bad excepton");
});
var queue = new InMemoryPriorityQueue<GenericPriorityMessage<BasicDeliverEventArgs>>(10, new PriorityComparer<GenericPriorityMessage<BasicDeliverEventArgs>>());
var sub = Substitute.For<CompositeSubscription>();
sub.AddSubscription(new Subscription(channel) { ConsumerTag = "Burrow" });
var consumer = new PriorityBurrowConsumer(channel, msgHandler, watcher, true, 1);
consumer.Init(queue, sub, 1, Guid.NewGuid().ToString());
consumer.Ready();
// Action
queue.Enqueue(new GenericPriorityMessage<BasicDeliverEventArgs>(new BasicDeliverEventArgs(), 1));
waitHandler.WaitOne();
// Assert
watcher.Received(1).Error(Arg.Any<BadMessageHandlerException>());
}