def test_bkz_postprocessing():
A = IntegerMatrix.random(20, "qary", bits=20, k=10, int_type="long")
LLL.reduction(A)
bkz = BKZ(A)
bkz.M.update_gso()
tracer = BKZTreeTracer(bkz)
solution = (2, 2, 0, 3, 4, 5, 7)
v = A.multiply_left(solution, 3)
bkz.svp_postprocessing(3, len(solution), solution, tracer)
w = tuple(A[3])
assert v == w
solution = (2, 1, 0, 3, 4, 5, 7)
v = A.multiply_left(solution, 3)
bkz.svp_postprocessing(3, len(solution), solution, tracer)
w = tuple(A[3])
assert v == w
