public void ModMultExpTests()
{
long n = 21;
long x = 5;
long y = 6;
long expected = 3;
var transform = NumberTheoryTransforms.ModMult(x, n).Pow(2);
var input = y.ToBitsPad(5).Select(bit => bit ? Qubit.ClassicOne : Qubit.ClassicZero).ToArray();
var res = transform.Transform(new MultiQubit(input)).ToArray();
// only one basis should have anything
res.Where(r => r.Magnitude > 0).Single();
long finalAnswer = -1;
foreach (long i in LongExt.Range(0, res.LongLength))
{
if (res[i] == 1)
{
finalAnswer = i;
}
}
finalAnswer.Should().Be(expected);
}
public void LongRange_OutOfRange()
{
IEnumerable <long> items = LongExt.Range(long.MaxValue - 1, 1);
Assert.AreEqual(items.Last(), long.MaxValue - 1);
}
public void LongRange_SeveralWithStep()
{
IEnumerable <long> items = LongExt.Range(0, 10, 10);
CollectionAssert.AreEqual(items, new[] { 0, 10, 20, 30, 40, 50, 60, 70, 80, 90 });
}
public void LongRange_Several()
{
IEnumerable <long> items = LongExt.Range(0, 10);
CollectionAssert.AreEqual(items, new[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 });
}
public void LongRange_Single()
{
IEnumerable <long> items = LongExt.Range(0, 1);
Assert.AreEqual(items.Single(), 0);
}
public void LongRange_Empty()
{
IEnumerable <long> items = LongExt.Range(0, 0);
CollectionAssert.IsEmpty(items);
}
