Merge branch 'nsec3-test' into 'master'

Nsec3 test

See merge request !259

tests-extra/tests/zone/nsec3-empty/data/example.com.zone

+example.com.            3600    IN      SOA     ns.example.com. username.example.com. 2007120742 10 30 2419200 3600
+example.com.            3600    NSEC3PARAM      1 0 10 DEADBEEF
+example.com.            3600    DNSKEY  256 3 7 AwEAAbe9pof+yVVIJlOi11NH1nuHFoXaxyhMUbCCHT0PF3+mP9CPRT+Vcljmx+mIq1nhPQP4k46OLwtYnf0RRBBYum5aC804JBm3tp6zDjmRDOHxOwozWWGzqQbuJ6beF5dSB/7F2RUf0HtQI9qxZ7iBkBDtcahgLr4t5AuDuzDE5Xkx
+example.com.            3600    DNSKEY  257 3 7 AwEAAZj+6Wt8s7n90gKrdSUHrPYV0fQIoI43JtEUbSAeMEkrc1HqBCgziokiwPnQI+XQgQbeby9JOYl+gO8tU2yJIq9WnNqyjVPKVgUrgwcrksCDhEWTH5bAxmjRlFQtQ6AGDAJV4oP5h6AXBtht/EFVg2Xpnk7XfeMCtseou8QwlX/VIgURKqQtrS5boZsyS8xOaLiSqrJqiWA1BaBdYtCYHZzJWNP5LcRjTPciLLi8pKbArGVWtC97QmJ4aaQhXl919y4KWaLcK4nmOAIDbmFvG/fuZdN3JJTgQWmT7O3Mgd/NIPiLuWnYmd7xJnc5T/jyx+wd2Tg1bqo53A21Y34Fae0=
+example.com.            3600    RRSIG   SOA 7 2 3600 20411229120209 20140813120209 54539 example.com. MpR1V0Zqkg9DZgHl3L/dzpChwkCPrqRHKbMLiCvY+cj/KjyX4gOBfIKHbren178KJlLQnoIfeDsAI2h0jGpBdTK8gIZK5T9eE3FI7I6Ph4q503TIw6HqER5y//F/EOrhqO4Y3zSmMz8CUDtxwXvsBIutHsjYLcXvtMgkGdJoRsg=
+example.com.            3600    RRSIG   DNSKEY 7 2 3600 20411229120209 20140813120209 24201 example.com. RO6yTGVIynm1QjMLhn9sA5yeLSPviD3SUI9qLi7GcjM5ETZnia1nIn6EhckXJp4mkKnzUNkwl7l/IxfoKtTWYdHI1mLmRcP5eqbj4lc4yFj/Xp+krFQFDRd5t8Oxu73f3eUsPlm7hqgCK5rDUV2LLwMeDNG4s8Hyr1Rtmm67Rn5o9Dl4ZZVt3KI+ByxFAylZoW2Lpq4wJj1/9DGLM/WNnO1e3efqArHmO9RFdQSFAtuWfrA0zOiVcivxHdWL82VHqIMnIP2O1pJMYhpGbrUaDiiP2roWVqm8Q5Y+utO1wIDZxNI61SlPJjRYRVOv3Fvm6wvxNqvVIl6uaX7hpNKWzA==
+example.com.            3600    RRSIG   DNSKEY 7 2 3600 20411229120209 20140813120209 54539 example.com. fqoGfCZAGLegkq4Vt+0C5ElcTxiKGNTWEovnXBEI0tBbu0mlfus14kFX6AkO8oH1T4JT9G2XHSLL/G+ofRI0Q4fnvZuNB0BugMHR5Gs3RVlg236Sud37FWzB7X0ktJinh4gY22Ja7+LYwho37FM8EW113L2cir3ZQ1S7p/4nCG4=
+example.com.            3600    RRSIG   NSEC3PARAM 7 2 3600 20411229120209 20140813120209 54539 example.com. LdHFCMVJhINGaZDV044b3ZJePSN9iU5dgiw6O5YN0CjX/DgSWXAM98F7P4B1StKn/6I8hvWTR69BJSzGT2UtHAx9+SGe1NUhAMQMv8+YBnAqATEoMfSNcGafntNIXw+tbx+IcmI6LA1DnAEt6S3OGlYrFDxfMtJhaCv1dLgjSkM=
+8a5v7auavja88g1dp716ts1hlvbcnjo7.example.com. 3600      RRSIG   NSEC3 7 3 3600 20411229120209 20140813120209 54539 example.com. f9oHau1SJW3p/PtVSimf3CKm3m1TNrXUvIhRgxgucjXc2vc9VUJaZtfpmvq8xmh9bQBCaOpqiZq6epW6QDrI9u2naKELRIAxPzUBvrHeRwMpGagXc19FOf7vhoM+5+lHt6l4dQpApSaIFh+JmSzjnO9fdoiHbcAkC8QSHxWnd5c=
+
+

tests-extra/tests/zone/nsec3-empty/test.py

+#!/usr/bin/env python3
+
+'''Test no NSEC3 records handling. '''
+
+from dnstest.test import Test
+
+t = Test()
+
+master = t.server("knot")
+
+# Zone setup
+zone = t.zone("example.com.", storage = ".")
+
+t.link(zone, master)
+
+t.start()
+
+# Load zone
+master.zone_wait(zone)
+
+# Query non-existent name
+resp = master.dig("bogus.example.com", "A", dnssec=True)
+resp.check(rcode="NXDOMAIN")
+
+t.end()