public void LFSR_Logic_Engine_Works()
{
LFSR lfsr = new LFSR();
lfsr.Init("1011", "11001");
string result = lfsr.GetOutput("", -1);
Assert.AreEqual("0110", result);
lfsr.Init("11101", "110111");
result = lfsr.GetOutput("", -1);
Assert.AreEqual("11010", result);
}
public void LFSR_Logic_Initialization()
{
LFSR lfsr = new LFSR();
lfsr.Init("1011", "1101");
Assert.AreEqual("1011", lfsr.Seed);
Assert.AreEqual("1101", lfsr.Polynomial);
}
public void LFSR_Shift_Works()
{
LFSR lfsr = new LFSR();
lfsr.Init("1011", "11001");
Assert.AreEqual(2, lfsr.Shift(4));
}
public void LFSR_Logic_XOR_Returns_1()
{
LFSR lfsr = new LFSR();
lfsr.Init("1011", "11001");
Assert.AreEqual(1, lfsr.XORBits(5));
Assert.AreEqual(1, lfsr.XORBits(10));
}
public void LSFR_Logic_Bit_Replacing_Works()
{
LFSR lfsr = new LFSR();
lfsr.Init("1011", "11001");
Assert.AreEqual(15, lfsr.ReplaceFirstBit(7, 1));
Assert.AreEqual(0, lfsr.ReplaceFirstBit(8, 0));
Assert.AreEqual(3, lfsr.ReplaceFirstBit(11, 0));
}
public void LFSR_Logic_XOR_Returns_0()
{
LFSR lfsr = new LFSR();
lfsr.Init("1011", "11001");
Assert.AreEqual(0, lfsr.XORBits(11));
Assert.AreEqual(0, lfsr.XORBits(13));
Assert.AreEqual(0, lfsr.XORBits(29));
}