public async Task ReceiveAsync_ReceiveData()
{
var bytesToReceive = RandomizeByteSequence(1024);
var receivedData = new List <byte[]>();
_networkUtilityMock.Setup(utility => utility.IsReadyToUse(_ipAddress)).Returns(true);
_broadcastImplMock.SetupSequence(broadcast => broadcast.ReceiveAsync(It.IsAny <CancellationToken>()))
.ReturnsAsync(bytesToReceive).ReturnsAsync(() =>
{
Task.Delay(5000).Wait();
return(Array.Empty <byte>());
});
var broadcastService = new BroadcastService(_broadcastFactoryMock.Object, _networkWatcherMock.Object,
_networkUtilityMock.Object);
broadcastService.DataReceived += (_, args) => receivedData.Add(args.Data);
broadcastService.Initialize(_ipAddress);
var stopAfterDelay = Task.Run(() =>
{
Task.Delay(20).Wait();
broadcastService.CancelReceive();
});
var receiving = broadcastService.StartReceiveAsync();
await Task.WhenAll(stopAfterDelay, receiving);
Assert.Single(receivedData);
Assert.True(bytesToReceive.SequenceEqual(receivedData.First()));
}
public async Task ReceiveAsync_ThrowOnNotInitialized()
{
_networkUtilityMock.Setup(utility => utility.IsReadyToUse(_ipAddress)).Returns(true);
var broadcastService = new BroadcastService(_broadcastFactoryMock.Object, _networkWatcherMock.Object,
_networkUtilityMock.Object);
await Assert.ThrowsAsync <ServiceNotInitializedException>(() => broadcastService.StartReceiveAsync());
Assert.False(broadcastService.IsReceiving);
}
public async void CancelReceive()
{
_networkUtilityMock.Setup(utility => utility.IsReadyToUse(It.IsAny <IPAddress>())).Returns(true);
var broadcastService = new BroadcastService(_broadcastFactoryMock.Object, _networkWatcherMock.Object,
_networkUtilityMock.Object);
broadcastService.Initialize(_ipAddress);
var receiveTask = broadcastService.StartReceiveAsync();
broadcastService.CancelReceive();
await receiveTask;
Assert.False(broadcastService.IsReceiving);
}
