public void SetNumberOfOutputPins(FORK gate, byte new_n_pins)
{
if (new_n_pins < 1 || new_n_pins > 3)
{
throw new NumberOfPinsOutOfRangeException();
}
List <Pin> out_pins = gate.GetPinsBySide(PinSide.OUTPUT);
byte cur_n_pins = (byte)out_pins.Count;
if (new_n_pins < cur_n_pins)
{
// Disconnect pins which will be removed
for (var pin_idx = new_n_pins; pin_idx < cur_n_pins; pin_idx++)
{
Pin cur_pin = out_pins[pin_idx];
if (cur_pin.ConnectedPin != null)
{
Disconnect(cur_pin);
}
}
// Remove pins
gate.RemoveOutputPins((byte)(cur_n_pins - new_n_pins));
}
else if (new_n_pins > cur_n_pins)
{
gate.AddOutputPins((byte)(new_n_pins - cur_n_pins));
}
}
public static void TestCase_Fork_3Not_And_GatesSimulation()
{
void VerifyStates(Pin x1_out_pin, string x1_out_val,
Pin fork_in_pin, string fork_in_val,
Pin fork_out0_pin, string fork_out0_val,
Pin fork_out1_pin, string fork_out1_val,
Pin not0_in_pin, string not0_in_val,
Pin not1_in_pin, string not1_in_val,
Pin not0_out_pin, string not0_out_val,
Pin not1_out_pin, string not1_out_val,
Pin and_in0_pin, string and_in0_val,
Pin and_in1_pin, string and_in1_val,
Pin and_out_pin, string and_out_val,
Pin not2_in_pin, string not2_in_val,
Pin not2_out_pin, string not2_out_val,
Pin y1_in_pin, string y1_in_val,
Logic y1_res_real, string y1_res_exp)
{
Require.That(x1_out_pin.State.Value == Logic.StringToLogicValue(x1_out_val));
Require.That(fork_in_pin.State.Value == Logic.StringToLogicValue(fork_in_val));
Require.That(fork_out0_pin.State.Value == Logic.StringToLogicValue(fork_out0_val));
Require.That(fork_out1_pin.State.Value == Logic.StringToLogicValue(fork_out1_val));
Require.That(not0_in_pin.State.Value == Logic.StringToLogicValue(not0_in_val));
Require.That(not1_in_pin.State.Value == Logic.StringToLogicValue(not1_in_val));
Require.That(not0_out_pin.State.Value == Logic.StringToLogicValue(not0_out_val));
Require.That(not1_out_pin.State.Value == Logic.StringToLogicValue(not1_out_val));
Require.That(and_in0_pin.State.Value == Logic.StringToLogicValue(and_in0_val));
Require.That(and_in1_pin.State.Value == Logic.StringToLogicValue(and_in1_val));
Require.That(and_out_pin.State.Value == Logic.StringToLogicValue(and_out_val));
Require.That(not2_in_pin.State.Value == Logic.StringToLogicValue(not2_in_val));
Require.That(not2_out_pin.State.Value == Logic.StringToLogicValue(not2_out_val));
Require.That(y1_in_pin.State.Value == Logic.StringToLogicValue(y1_in_val));
Require.That(y1_res_real.Value == Logic.StringToLogicValue(y1_res_exp));
}
Circuit cir = new Circuit();
InTerminal x1 = new InTerminal();
cir.AddElement(x1);
FORK fork = new FORK();
cir.AddElement(fork);
AND and = new AND();
cir.AddElement(and);
NOT not0 = new NOT();
cir.AddElement(not0);
NOT not1 = new NOT();
cir.AddElement(not1);
NOT not2 = new NOT();
cir.AddElement(not2);
OutTerminal y1 = new OutTerminal();
cir.AddElement(y1);
Pin x1_out = x1.GetPin(PinSide.OUTPUT, 0);
Pin fork_in = fork.GetPin(PinSide.INPUT, 0);
Pin fork_out0 = fork.GetPin(PinSide.OUTPUT, 0);
Pin fork_out1 = fork.GetPin(PinSide.OUTPUT, 1);
Pin not0_in = not0.GetPin(PinSide.INPUT, 0);
Pin not1_in = not1.GetPin(PinSide.INPUT, 0);
Pin not0_out = not0.GetPin(PinSide.OUTPUT, 0);
Pin not1_out = not1.GetPin(PinSide.OUTPUT, 0);
Pin and_in0 = and.GetPin(PinSide.INPUT, 0);
Pin and_in1 = and.GetPin(PinSide.INPUT, 1);
Pin and_out = and.GetPin(PinSide.OUTPUT, 0);
Pin not2_in = not2.GetPin(PinSide.INPUT, 0);
Pin not2_out = not2.GetPin(PinSide.OUTPUT, 0);
Pin y1_in = y1.GetPin(PinSide.INPUT, 0);
cir.Connect(x1_out, fork_in);
cir.Connect(fork_out0, not0_in);
cir.Connect(fork_out1, not1_in);
cir.Connect(not0_out, and_in0);
cir.Connect(not1_out, and_in1);
cir.Connect(and_out, not2_in);
cir.Connect(not2_out, y1_in);
x1.SimulationInputValue = new Logic(LogicValue.LOGIC_1);
cir.RestartSimulation();
VerifyStates(
x1_out, "U", fork_in, "U", fork_out0, "U", fork_out1, "U",
not0_in, "U", not0_out, "U", not1_in, "U", not1_out, "U",
and_in0, "U", and_in1, "U", and_out, "U",
not2_in, "U", not2_out, "U", y1_in, "U", y1.SimulationResult, "U");
cir.NextMoment();
VerifyStates(
x1_out, "1", fork_in, "1", fork_out0, "U", fork_out1, "U",
not0_in, "U", not0_out, "U", not1_in, "U", not1_out, "U",
and_in0, "U", and_in1, "U", and_out, "U",
not2_in, "U", not2_out, "U", y1_in, "U", y1.SimulationResult, "U");
cir.NextMoment();
VerifyStates(
x1_out, "1", fork_in, "1", fork_out0, "1", fork_out1, "1",
not0_in, "1", not0_out, "U", not1_in, "1", not1_out, "U",
and_in0, "U", and_in1, "U", and_out, "U",
not2_in, "U", not2_out, "U", y1_in, "U", y1.SimulationResult, "U");
cir.NextMoment();
VerifyStates(
x1_out, "1", fork_in, "1", fork_out0, "1", fork_out1, "1",
not0_in, "1", not0_out, "0", not1_in, "1", not1_out, "0",
and_in0, "0", and_in1, "0", and_out, "U",
not2_in, "U", not2_out, "U", y1_in, "U", y1.SimulationResult, "U");
cir.NextMoment();
VerifyStates(
x1_out, "1", fork_in, "1", fork_out0, "1", fork_out1, "1",
not0_in, "1", not0_out, "0", not1_in, "1", not1_out, "0",
and_in0, "0", and_in1, "0", and_out, "0",
not2_in, "0", not2_out, "U", y1_in, "U", y1.SimulationResult, "U");
cir.NextMoment();
VerifyStates(
x1_out, "1", fork_in, "1", fork_out0, "1", fork_out1, "1",
not0_in, "1", not0_out, "0", not1_in, "1", not1_out, "0",
and_in0, "0", and_in1, "0", and_out, "0",
not2_in, "0", not2_out, "1", y1_in, "1", y1.SimulationResult, "U");
cir.NextMoment();
VerifyStates(
x1_out, "1", fork_in, "1", fork_out0, "1", fork_out1, "1",
not0_in, "1", not0_out, "0", not1_in, "1", not1_out, "0",
and_in0, "0", and_in1, "0", and_out, "0",
not2_in, "0", not2_out, "1", y1_in, "1", y1.SimulationResult, "1");
Console.WriteLine("TestCase_Fork_3Not_And_GatesSimulation passed.");
}
