public void ShouldDetachOnlyOneConnectionFromGPIOByNumberConnection()
{
//init
var gpioByNumberConnectorPeripheralMock = new MockGPIOByNumberConnectorPeripheral(3);
var gpioReceiverMock = new MockReceiver();
var gpioReceiverMock2 = new MockReceiver();
var gpioReceiverMock3 = new MockReceiver();
gpioByNumberConnectorPeripheralMock.Connections[0].Connect(gpioReceiverMock, 1);
gpioByNumberConnectorPeripheralMock.Connections[1].Connect(gpioReceiverMock2, 2);
gpioByNumberConnectorPeripheralMock.Connections[2].Connect(gpioReceiverMock3, 3);
machine.SystemBus.Register(gpioByNumberConnectorPeripheralMock, new BusRangeRegistration(0x00, 0x10));
machine.SystemBus.Register(gpioReceiverMock, new BusRangeRegistration(0x10, 0x10));
machine.SystemBus.Register(gpioReceiverMock2, new BusRangeRegistration(0x20, 0x10));
machine.SystemBus.Register(gpioReceiverMock3, new BusRangeRegistration(0x30, 0x10));
//act
machine.SystemBus.Unregister(gpioReceiverMock);
//assert
var connections = gpioByNumberConnectorPeripheralMock.Connections;
Assert.IsNull(connections[0].Endpoint);
Assert.IsNotNull(connections[1].Endpoint);
Assert.IsNotNull(connections[2].Endpoint);
}
public void ShouldPropagateConnected()
{
var source = new GPIO();
var destination = new MockReceiver();
source.Connect(destination, 2);
var endpoint = source.Endpoint;
Assert.AreEqual(2, endpoint.Number);
Assert.AreEqual(destination, endpoint.Receiver);
}
public void ShouldGetAllGPIOConnections()
{
//init
var gpioByNumberConnectorPeripheralMock = new MockGPIOByNumberConnectorPeripheral(1);
var gpioReceiverMock = new MockReceiver();
gpioByNumberConnectorPeripheralMock.Connections[0].Connect(gpioReceiverMock, 1);
machine.SystemBus.Register(gpioByNumberConnectorPeripheralMock, new BusRangeRegistration(0x0, 0x10));
machine.SystemBus.Register(gpioReceiverMock, new BusRangeRegistration(0x10, 0x10));
//act
var connections = gpioByNumberConnectorPeripheralMock.Connections;
//assert
Assert.AreEqual(1, connections.Count());
}
public void ShoulDisconnectGPIOSenderAttachedToGPIOReceiver()
{
//init
var gpioReceiverMock = new MockReceiver();
var gpioSender = new MockIrqSender();
machine.SystemBus.Register(gpioReceiverMock, new BusRangeRegistration(0x0, 0x10));
machine.SystemBus.Register(gpioSender, new BusRangeRegistration(0x10, 0x10));
gpioSender.Irq.Connect(gpioReceiverMock, 1);
//act
machine.SystemBus.Unregister(gpioReceiverMock);
//assert
Assert.IsFalse(gpioSender.Irq.IsConnected);
}
public void ShouldConnectGPIOToReceiverAndReturnTheSameReceiver()
{
//init
var gpioByNumberConnectorPeripheralMock = new MockGPIOByNumberConnectorPeripheral(3);
var gpioReceiverMock = new MockReceiver();
machine.SystemBus.Register(gpioByNumberConnectorPeripheralMock, new BusRangeRegistration(0x0, 0x10));
machine.SystemBus.Register(gpioReceiverMock, new BusRangeRegistration(0x10, 0x10));
gpioByNumberConnectorPeripheralMock.Connections[0].Connect(gpioReceiverMock, 1);
//act
var gpioConnections = gpioByNumberConnectorPeripheralMock.Connections;
var receiver = gpioConnections[0].Endpoint.Receiver;
Assert.True(gpioReceiverMock == receiver);
}
public void ShouldUnregisterChainedPeripheralsOnBDisconnect()
{
//A -> B -> C, B -> D and A -> C
//B is disconnected
//init
var A = new MockGPIOByNumberConnectorPeripheral(2);
var B = new MockGPIOByNumberConnectorPeripheral(2);
var C = new MockReceiver();
var D = new MockReceiver();
machine.SystemBus.Register(A, new BusRangeRegistration(0x0, 0x10));
machine.SystemBus.Register(B, new BusRangeRegistration(0x10, 0x10));
machine.SystemBus.Register(C, new BusRangeRegistration(0x20, 0x10));
machine.SystemBus.Register(D, new BusRangeRegistration(0x30, 0x10));
A.Connections[0].Connect(B, 1);
B.Connections[0].Connect(C, 1);
B.Connections[1].Connect(D, 1);
A.Connections[1].Connect(C, 2);
//act
machine.SystemBus.Unregister(B);
var AConnections = A.Connections;
var BConnections = B.Connections;
//assert
Assert.IsNull(AConnections[0].Endpoint);
Assert.IsNull(BConnections[0].Endpoint);
Assert.IsNull(BConnections[1].Endpoint);
Assert.IsNotNull(AConnections[1].Endpoint);
Assert.IsTrue(BConnections.All(x => x.Value.Endpoint == null));
// TODO: o co tu chodzi? dlaczego dwa razy sprawdzamy BConnections czy są nullami?
}