public void Enqueue()
{
var dispatcher = new AsyncHandler(1);
var context = new DownContext(null, null);
var state = new DispatchCommand(new FakeCommand());
dispatcher.HandleDownstream(context, state);
Assert.True(context.WaitDown(TimeSpan.FromSeconds(1)));
Assert.Same(state, context.Message);
}
public void DispatchTwo_SingleWorker()
{
var dispatcher = new AsyncHandler(1);
var state1 = new DispatchCommand(new FakeCommand());
var state2 = new DispatchCommand(new FakeCommand());
var context = new DownContext(null, null);
dispatcher.HandleDownstream(context, state1);
dispatcher.HandleDownstream(context, state2);
Assert.True(context.WaitDown(TimeSpan.FromSeconds(1)));
Assert.IsType <DispatchCommand>(context.Message);
}
public void TwoWorkers_DispatchTwoThreads()
{
var dispatcher = new AsyncHandler(2);
var state1 = new DispatchCommand(new FakeCommand());
var state2 = new DispatchCommand(new FakeCommand());
var evt = new ManualResetEvent(false);
var context = new DownContext(null, x => evt.WaitOne());
dispatcher.HandleDownstream(context, state1);
Assert.True(context.WaitDown(TimeSpan.FromMilliseconds(100)));
context.ResetDown();
dispatcher.HandleDownstream(context, state2);
Assert.True(context.WaitDown(TimeSpan.FromMilliseconds(100)));
}
public void OnlyOneWorker_TriggerThroughQueue()
{
var dispatcher = new AsyncHandler(1);
var state1 = new DispatchCommand(new FakeCommand());
var state2 = new DispatchCommand(new FakeCommand());
var evt = new ManualResetEvent(false);
var context = new DownContext(x => evt.WaitOne(), null);
dispatcher.HandleDownstream(context, state1);
Assert.True(context.WaitDown(TimeSpan.FromMilliseconds(50)));
context.ResetDown();
dispatcher.HandleDownstream(context, state2);
Assert.False(context.WaitDown(TimeSpan.FromMilliseconds(50)));
evt.Set();
Assert.True(context.WaitDown(TimeSpan.FromMilliseconds(50)));
}
public void ShutDown_NoMoreDispatching()
{
var dispatcher = new AsyncHandler(2);
var command = new FakeCommand();
var state = new DispatchCommand(command);
var state2 = new DispatchCommand(new FakeCommand());
var context = new DownContext(null, null);
// dispatch first and check that it's passed by properly
dispatcher.HandleDownstream(context, state);
Assert.True(context.WaitDown(TimeSpan.FromMilliseconds(50)));
context.ResetDown();
dispatcher.Close();
dispatcher.HandleDownstream(context, state2);
Assert.False(context.WaitDown(TimeSpan.FromMilliseconds(50)));
}
public void ExceptionHandler()
{
var sync = new ManualResetEvent(false);
var expected = new Exception("Work not made");
var dispatcher = new AsyncHandler(2);
object msg = null;
var context = new DownContext(y => { throw expected; }, x =>
{
msg = x;
sync.Set();
});
var state1 = new DispatchCommand(new FakeCommand());
dispatcher.HandleDownstream(context, state1);
Assert.True(sync.WaitOne(TimeSpan.FromMilliseconds(100)));
Assert.NotNull(msg);
Assert.IsType <PipelineFailure>(msg);
Assert.Same(expected, ((PipelineFailure)msg).Exception);
}
