The tests should provide info about the cert chain and policies that are not being followed.
Information about things this test suite Things the tests should look check for:* https://bugzilla.mozilla.org/show_bug.cgi?id=927184* http://research.microsoft.com/pubs/206278/ndss.pdf
Note that the weak key issue is being tracked in a separate feature page: https://wiki.mozilla.org/Security/Features/Certs_Disallow_Weak_Keys