diff options
Diffstat (limited to 'test/resolv/test_resource.rb')
-rw-r--r-- | test/resolv/test_resource.rb | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/test/resolv/test_resource.rb b/test/resolv/test_resource.rb index b75cf67f31..434380236e 100644 --- a/test/resolv/test_resource.rb +++ b/test/resolv/test_resource.rb @@ -23,4 +23,80 @@ class TestResolvResource < Test::Unit::TestCase def test_coord Resolv::LOC::Coord.create('1 2 1.1 N') end + + def test_srv_no_compress + # Domain name in SRV RDATA should not be compressed + issue29 = 'https://github.com/ruby/resolv/issues/29' + m = Resolv::DNS::Message.new(0) + m.add_answer('example.com', 0, Resolv::DNS::Resource::IN::SRV.new(0, 0, 0, 'www.example.com')) + assert_equal "\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x07example\x03com\x00\x00\x21\x00\x01\x00\x00\x00\x00\x00\x17\x00\x00\x00\x00\x00\x00\x03www\x07example\x03com\x00", m.encode, issue29 + end +end + +class TestResolvResourceCAA < Test::Unit::TestCase + def test_caa_roundtrip + raw_msg = "\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x03new\x07example\x03com\x00\x01\x01\x00\x01\x00\x00\x00\x00\x00\x16\x00\x05issueca1.example.net\xC0\x0C\x01\x01\x00\x01\x00\x00\x00\x00\x00\x0C\x80\x03tbsUnknown".b + + m = Resolv::DNS::Message.new(0) + m.add_answer('new.example.com', 0, Resolv::DNS::Resource::IN::CAA.new(0, 'issue', 'ca1.example.net')) + m.add_answer('new.example.com', 0, Resolv::DNS::Resource::IN::CAA.new(128, 'tbs', 'Unknown')) + assert_equal raw_msg, m.encode + + m = Resolv::DNS::Message.decode(raw_msg) + assert_equal 2, m.answer.size + _, _, caa0 = m.answer[0] + assert_equal 0, caa0.flags + assert_equal false, caa0.critical? + assert_equal 'issue', caa0.tag + assert_equal 'ca1.example.net', caa0.value + _, _, caa1 = m.answer[1] + assert_equal true, caa1.critical? + assert_equal 128, caa1.flags + assert_equal 'tbs', caa1.tag + assert_equal 'Unknown', caa1.value + end + + def test_caa_stackoverflow + # gathered in the wild + raw_msg = "\x8D\x32\x81\x80\x00\x01\x00\x0B\x00\x00\x00\x00\x0Dstackoverflow\x03com\x00\x01\x01\x00\x01\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x13\x00\x05issuecomodoca.com\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x2D\x00\x05issuedigicert.com; cansignhttpexchanges=yes\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x16\x00\x05issueletsencrypt.org\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x29\x00\x05issuepki.goog; cansignhttpexchanges=yes\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x12\x00\x05issuesectigo.com\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x17\x00\x09issuewildcomodoca.com\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x31\x00\x09issuewilddigicert.com; cansignhttpexchanges=yes\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x1A\x00\x09issuewildletsencrypt.org\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x2D\x00\x09issuewildpki.goog; cansignhttpexchanges=yes\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x16\x00\x09issuewildsectigo.com\xC0\x0C\x01\x01\x00\x01\x00\x00\x01\x2C\x00\x2D\x80\x05iodefmailto:sysadmin-team@stackoverflow.com".b + + m = Resolv::DNS::Message.decode(raw_msg) + assert_equal 11, m.answer.size + _, _, caa3 = m.answer[3] + assert_equal 0, caa3.flags + assert_equal 'issue', caa3.tag + assert_equal 'pki.goog; cansignhttpexchanges=yes', caa3.value + _, _, caa8 = m.answer[8] + assert_equal 0, caa8.flags + assert_equal 'issuewild', caa8.tag + assert_equal 'pki.goog; cansignhttpexchanges=yes', caa8.value + _, _, caa10 = m.answer[10] + assert_equal 128, caa10.flags + assert_equal 'iodef', caa10.tag + assert_equal 'mailto:sysadmin-team@stackoverflow.com', caa10.value + end + + def test_caa_flags + assert_equal 255, + Resolv::DNS::Resource::IN::CAA.new(255, 'issue', 'ca1.example.net').flags + assert_raise(ArgumentError) do + Resolv::DNS::Resource::IN::CAA.new(256, 'issue', 'ca1.example.net') + end + + assert_raise(ArgumentError) do + Resolv::DNS::Resource::IN::CAA.new(-1, 'issue', 'ca1.example.net') + end + end + + def test_caa_tag + assert_raise(ArgumentError, 'Empty tag should be rejected') do + Resolv::DNS::Resource::IN::CAA.new(0, '', 'ca1.example.net') + end + + assert_equal '123456789012345', + Resolv::DNS::Resource::IN::CAA.new(0, '123456789012345', 'ca1.example.net').tag + assert_raise(ArgumentError, 'Tag longer than 15 bytes should be rejected') do + Resolv::DNS::Resource::IN::CAA.new(0, '1234567890123456', 'ca1.example.net') + end + end end |