public void WhenSendingCommand_ThenInvokesCompatibleHandler()
{
var handler = new Mock<ICommandHandler<TestCommand>>();
var e = new ManualResetEvent(false);
handler.Setup(x => x.Handle(It.IsAny<TestCommand>()))
.Callback(() => e.Set());
var bus = new MemoryCommandBus(handler.Object);
bus.Send(new TestCommand());
e.WaitOne(2000);
handler.Verify(x => x.Handle(It.IsAny<TestCommand>()));
}
public void WhenSendingMultipleCommands_ThenInvokesCompatibleHandlerMultipleTimes()
{
var handler = new Mock<ICommandHandler<TestCommand>>();
var e = new ManualResetEvent(false);
var called = 0;
handler.Setup(x => x.Handle(It.IsAny<TestCommand>()))
.Callback(() => { if (Interlocked.Increment(ref called) == 4) e.Set(); });
var bus = new MemoryCommandBus(handler.Object);
bus.Send(new[] { new TestCommand(), new TestCommand(), new TestCommand(), new TestCommand() });
e.WaitOne(2000);
Assert.Equal(4, called);
}
public void WhenSendingCommand_ThenDoesNotInvokeIncompatibleHandler()
{
var compatibleHandler = new Mock<ICommandHandler<TestCommand>>();
var incompatibleHandler = new Mock<ICommandHandler<FooCommand>>();
var e = new ManualResetEvent(false);
compatibleHandler.Setup(x => x.Handle(It.IsAny<TestCommand>()))
.Callback(() => e.Set());
var bus = new MemoryCommandBus(incompatibleHandler.Object, compatibleHandler.Object);
bus.Send(new TestCommand());
e.WaitOne(2000);
incompatibleHandler.Verify(x => x.Handle(It.IsAny<FooCommand>()), Times.Never());
}
