public void ShouldPackCorrectly()
{
Assert.Equal(BitPackage.Pack4bits(0, 0, 0, 0, 0, 0, 0, 0), 0);
Assert.Equal(BitPackage.Pack4bits(1, 1, 1, 1, 1, 1, 1, 1), 286331153);
Assert.Equal(BitPackage.Pack4bits(2, 2, 2, 2, 2, 2, 2, 2), 572662306);
Assert.Equal(BitPackage.Pack4bits(15, 15, 15, 15, 15, 15, 15, 15), -1);
}
public void TestPack()
{
Assert.Equal(BitPackage.Pack4bits(0, 0, 0, 0, 0, 0, 0, 0), 0);
Assert.Equal(BitPackage.Pack4bits(1, 1, 1, 1, 1, 1, 1, 1), 286331153);
Assert.Equal(BitPackage.Pack4bits(2, 2, 2, 2, 2, 2, 2, 2), 572662306);
Assert.Equal(BitPackage.Pack4bits(15, 15, 15, 15, 15, 15, 15, 15), -1);
}
public void TestUnpack()
{
int[] data = new int[] {
BitPackage.Pack4bits(0, 1, 2, 3, 4, 5, 6, 7),
BitPackage.Pack4bits(8, 9, 10, 11, 12, 13, 14, 15)
};
BitPackage pkg = new BitPackage(
BitPackage.INDEX_SHIFT_4BITS,
BitPackage.SHIFT_MASK_4BITS,
BitPackage.BIT_SHIFT_4BITS,
BitPackage.UNIT_MASK_4BITS,
data);
for (int i = 0; i < 16; i++)
{
int n = pkg.Unpack(i);
Assert.Equal(n, i);
}
}
public void ShouldUnpackCorrectly()
{
var data = new int[]
{
BitPackage.Pack4bits(0, 1, 2, 3, 4, 5, 6, 7),
BitPackage.Pack4bits(8, 9, 10, 11, 12, 13, 14, 15)
};
var package = new BitPackage(
BitPackage.IndexShift4Bits,
BitPackage.ShiftMask4Bits,
BitPackage.BitShift4Bits,
BitPackage.UnitMask4Bits,
data);
for (int i = 0; i < 16; i++)
{
int actual = package.Unpack(i);
Assert.Equal(actual, i);
}
}
