generate_test_code.py doesn't support UTF-8 in .function files (but does
in .data files) when run in a non-UTF-8 locale with Python <=3.6.
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
Run the function on a few different curves with shorter, just-right and
larger buffer sizes. Perform some basic sanity checks on the output (which
is random).
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>