In FIPS mode, these tests will fail. By having them in a separate
file, it would make it easier to have an alternative output file or
selectively disable these tests. This isn't done here; this is just
some preparation.
Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://www.postgresql.org/message-id/2766054.1700080156@sss.pgh.pa.us
Peter Eisentraut