When I run make test for Mail::DKIM downloaded for CPAN, I get the following:
Executing make test ..
PERL_DL_NONLAZY=1 /usr/bin/perl "-MExtUtils::Command::MM" "-e" "test_harness(0, 'blib/lib', 'blib/a
+rch')" t/*.t
t/Mail-DKIM..................ok
t/policy.....................ok
t/signature..................ok
t/signer.....................ok
t/simple_canonicalization....ok
t/verifier...................Can't call method "use_no_padding" on an undefined value at /tmp/.webm
+in/Mail-DKIM-0.19/blib/lib/Mail/DKIM/PublicKey.pm line 304.
# Looks like you planned 22 tests but only ran 14.
# Looks like your test died just after 14.
dubious
Test returned status 255 (wstat 65280, 0xff00)
DIED. FAILED tests 15-22
Failed 8/22 tests, 63.64% okay
Failed 1/6 test scripts, 83.33% okay. 8/50 subtests failed, 84.00% okay.
Failed Test Stat Wstat Total Fail Failed List of Failed
-------------------------------------------------------------------------------
t/verifier.t 255 65280 22 16 72.73% 15-22
make: *** [test_dynamic] Error 2