public void OnesComplement8_Constructor()
{
// arrange, act
var ones = new OnesComplement8("test");
// assert
Assert.AreEqual(VoltageSignal.LOW, ones.V.V, "Constructor: Voltage");
Assert.AreEqual(VoltageSignal.LOW, ones.Invert.V, "Constructor: Invert");
Assert.AreEqual(VoltageSignal.LOW, ones.I0.V, "Constructor: I0");
Assert.AreEqual(VoltageSignal.LOW, ones.I1.V, "Constructor: I1");
Assert.AreEqual(VoltageSignal.LOW, ones.I2.V, "Constructor: I2");
Assert.AreEqual(VoltageSignal.LOW, ones.I3.V, "Constructor: I3");
Assert.AreEqual(VoltageSignal.LOW, ones.I4.V, "Constructor: I4");
Assert.AreEqual(VoltageSignal.LOW, ones.I5.V, "Constructor: I5");
Assert.AreEqual(VoltageSignal.LOW, ones.I6.V, "Constructor: I6");
Assert.AreEqual(VoltageSignal.LOW, ones.I7.V, "Constructor: I7");
Assert.AreEqual(VoltageSignal.LOW, ones.O0.V, "Constructor: O0");
Assert.AreEqual(VoltageSignal.LOW, ones.O1.V, "Constructor: O1");
Assert.AreEqual(VoltageSignal.LOW, ones.O2.V, "Constructor: O2");
Assert.AreEqual(VoltageSignal.LOW, ones.O3.V, "Constructor: O3");
Assert.AreEqual(VoltageSignal.LOW, ones.O4.V, "Constructor: O4");
Assert.AreEqual(VoltageSignal.LOW, ones.O5.V, "Constructor: O5");
Assert.AreEqual(VoltageSignal.LOW, ones.O6.V, "Constructor: O6");
Assert.AreEqual(VoltageSignal.LOW, ones.O7.V, "Constructor: O7");
Assert.AreEqual("00000000", ones.ToString(), "Constructor: ToString()");
}
public void OnesComplement8()
{
// arrange
var ones = new OnesComplement8("test");
ones.V.V = VoltageSignal.HIGH;
for (ushort input = 0; input < 0x100; ++input)
{
// act, assert
OnesComplement8_TestHelper(ones, (byte)input, false);
OnesComplement8_TestHelper(ones, (byte)input, true);
}
}
private static void OnesComplement8_TestHelper(OnesComplement8 ones, byte input, bool invert)
{
ones.Invert.V = (invert ? VoltageSignal.HIGH : VoltageSignal.LOW);
ones.I0.V = ((input & 0x01) > 0 ? VoltageSignal.HIGH : VoltageSignal.LOW);
ones.I1.V = ((input & 0x02) > 0 ? VoltageSignal.HIGH : VoltageSignal.LOW);
ones.I2.V = ((input & 0x04) > 0 ? VoltageSignal.HIGH : VoltageSignal.LOW);
ones.I3.V = ((input & 0x08) > 0 ? VoltageSignal.HIGH : VoltageSignal.LOW);
ones.I4.V = ((input & 0x10) > 0 ? VoltageSignal.HIGH : VoltageSignal.LOW);
ones.I5.V = ((input & 0x20) > 0 ? VoltageSignal.HIGH : VoltageSignal.LOW);
ones.I6.V = ((input & 0x40) > 0 ? VoltageSignal.HIGH : VoltageSignal.LOW);
ones.I7.V = ((input & 0x80) > 0 ? VoltageSignal.HIGH : VoltageSignal.LOW);
byte output = (invert ? (byte)~input : input);
Assert.IsTrue((output & 0x01) > 0 ? (ones.O0.V == VoltageSignal.HIGH) : (ones.O0.V == VoltageSignal.LOW));
Assert.IsTrue((output & 0x02) > 0 ? (ones.O1.V == VoltageSignal.HIGH) : (ones.O1.V == VoltageSignal.LOW));
Assert.IsTrue((output & 0x04) > 0 ? (ones.O2.V == VoltageSignal.HIGH) : (ones.O2.V == VoltageSignal.LOW));
Assert.IsTrue((output & 0x08) > 0 ? (ones.O3.V == VoltageSignal.HIGH) : (ones.O3.V == VoltageSignal.LOW));
Assert.IsTrue((output & 0x10) > 0 ? (ones.O4.V == VoltageSignal.HIGH) : (ones.O4.V == VoltageSignal.LOW));
Assert.IsTrue((output & 0x20) > 0 ? (ones.O5.V == VoltageSignal.HIGH) : (ones.O5.V == VoltageSignal.LOW));
Assert.IsTrue((output & 0x40) > 0 ? (ones.O6.V == VoltageSignal.HIGH) : (ones.O6.V == VoltageSignal.LOW));
Assert.IsTrue((output & 0x80) > 0 ? (ones.O7.V == VoltageSignal.HIGH) : (ones.O7.V == VoltageSignal.LOW));
}
