public async Task RunAsync_RequestsAreConsumed()
{
// Arrange
const int CommandCount = 100;
var collection = new ConcurrentQueue<ICommand>();
for (int i = 0; i < CommandCount; i++)
{
collection.Enqueue(new CommandToQueue(i));
}
InMemoryCommandQueue queue = new InMemoryCommandQueue(collection);
Mock<IMessageProcessor> processor = new Mock<IMessageProcessor>(MockBehavior.Strict);
CancellationTokenSource cancellation = new CancellationTokenSource();
processor
.Setup(p => p.ProcessAsync(It.IsAny<CommandToQueue>(), It.IsAny<CancellationToken>()))
.Returns(Task.FromResult(HandlerResponse.Empty));
CommandRunner broker = new CommandRunner(processor.Object, queue, 8);
// Act
cancellation.CancelAfter(1000);
await broker.StartAsync(cancellation.Token);
// Assert
processor.Verify(p => p.ProcessAsync(It.IsAny<CommandToQueue>(), It.IsAny<CancellationToken>()), Times.Exactly(CommandCount));
}
private static void RunCommandBroker(CommandRunner broker)
{
CancellationTokenSource cts = new CancellationTokenSource();
var task = broker.StartAsync(cts.Token);
Console.WriteLine("Press any key to stop...");
Console.Read();
cts.Cancel();
}