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# --
# Copyright 2007 Nominet UK
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ++
require_relative 'spec_helper'
class TestUpdate < Minitest::Test
include Dnsruby
def is_empty(string)
return true if string == nil || string.length == 0
return (string == "; no data" || string == "; rdlength = 0");
end
def test_update
# ------------------------------------------------------------------------------
# Canned data.
# ------------------------------------------------------------------------------
zone = "example.com";
name = "foo.example.com";
klass = Classes.CLASS32;
klass2 = Classes.CH;
type = Types.A;
ttl = 43200;
rdata = "10.1.2.3";
rr = nil;
# ------------------------------------------------------------------------------
# Packet creation.
# ------------------------------------------------------------------------------
update = Dnsruby::Update.new(zone, klass);
z = (update.zone)[0];
assert(update, 'new() returned packet'); #2
assert_equal(update.header.opcode, OpCode.UPDATE, 'header opcode correct'); #3
assert_equal(z.zname.to_s, zone, 'zname correct'); #4
assert_equal(z.zclass.to_s, klass.to_s, 'zclass correct'); #5
assert_equal(z.ztype, Types.SOA, 'ztype correct'); #6
# ------------------------------------------------------------------------------
# RRset exists (value-independent).
# ------------------------------------------------------------------------------
rr = update.present(name, type);
assert(rr, 'yxrrset() returned RR'); #7
assert_equal(name, rr.name.to_s, 'yxrrset - right name'); #8
assert_equal(0, rr.ttl, 'yxrrset - right TTL'); #9
assert_equal('ANY', rr.klass.string, 'yxrrset - right class'); #10
assert_equal(type, rr.type, 'yxrrset - right type'); #11
assert(is_empty(rr.rdata), "yxrrset - data empty (#{rr.rdata})"); #12
rr = nil
# ------------------------------------------------------------------------------
# RRset exists (value-dependent).
# ------------------------------------------------------------------------------
rr = update.present(name, type, rdata, klass);
assert(rr, 'yxrrset() returned RR'); #13
assert_equal(name, rr.name.to_s, 'yxrrset - right name'); #14
assert_equal(0, rr.ttl, 'yxrrset - right TTL'); #15
assert_equal(klass, rr.klass.string, 'yxrrset - right class'); #16
assert_equal(type, rr.type, 'yxrrset - right type'); #17
assert_equal(rdata, rr.rdata, 'yxrrset - right data'); #18
rr=nil
# ------------------------------------------------------------------------------
# RRset does not exist.
# ------------------------------------------------------------------------------
rr = update.absent(name, type);
assert(rr, 'nxrrset() returned RR'); #19
assert_equal(name, rr.name.to_s, 'nxrrset - right name'); #20
assert_equal(0, rr.ttl, 'nxrrset - right ttl'); #21
assert_equal('NONE', rr.klass.string, 'nxrrset - right class'); #22
assert_equal(type, rr.type, 'nxrrset - right type'); #23
assert(is_empty(rr.rdata), 'nxrrset - data empty'); #24
rr = nil
# ------------------------------------------------------------------------------
# Name is in use.
# ------------------------------------------------------------------------------
rr = update.present(name);
assert(rr, 'yxdomain() returned RR'); #25
assert_equal(rr.name.to_s, name, 'yxdomain - right name'); #26
assert_equal(rr.ttl, 0, 'yxdomain - right ttl'); #27
assert_equal(rr.klass.string, 'ANY', 'yxdomain - right class'); #28
assert_equal(rr.type.string, 'ANY', 'yxdomain - right type'); #29
assert(is_empty(rr.rdata), 'yxdomain - data empty'); #30
rr = nil
# ------------------------------------------------------------------------------
# Name is not in use. (No Class)
# ------------------------------------------------------------------------------
rr = update.absent(name);
assert(rr, 'nxdomain() returned RR'); #31
assert_equal(rr.name.to_s, name, 'nxdomain - right name'); #32
assert_equal(rr.ttl, 0, 'nxdomain - right ttl'); #33
assert_equal(rr.klass.string, 'NONE', 'nxdomain - right class'); #34
assert_equal(rr.type.string, 'ANY', 'nxdomain - right type'); #35
assert(is_empty(rr.rdata), 'nxdomain - data empty'); #36
rr = nil
# ------------------------------------------------------------------------------
# Add to an RRset.
# ------------------------------------------------------------------------------
rr = update.add(name, type, ttl, rdata);
assert(rr, 'rr_add() returned RR'); #37
assert_equal(rr.name.to_s, name, 'rr_add - right name'); #38
assert_equal(rr.ttl, ttl, 'rr_add - right ttl'); #39
assert_equal(rr.klass, klass, 'rr_add - right class'); #40
assert_equal(rr.type, type, 'rr_add - right type'); #41
assert_equal(rr.rdata, rdata, 'rr_add - right data'); #42
rr = nil
# ------------------------------------------------------------------------------
# Delete an RRset.
# ------------------------------------------------------------------------------
rr = update.delete(name, type);
assert(rr, 'rr_del() returned RR'); #43
assert_equal(name, rr.name.to_s, 'rr_del - right name'); #44
assert_equal(0, rr.ttl, 'rr_del - right ttl'); #45
assert_equal('ANY', rr.klass.string, 'rr_del - right class'); #46
assert_equal(type, rr.type, 'rr_del - right type'); #47
assert(is_empty(rr.rdata), 'rr_del - data empty'); #48
rr = nil
# ------------------------------------------------------------------------------
# Delete All RRsets From A Name.
# ------------------------------------------------------------------------------
rr = update.delete(name);
assert(rr, 'rr_del() returned RR'); #49
assert_equal(name, rr.name.to_s, 'rr_del - right name'); #50
assert_equal(0, rr.ttl, 'rr_del - right ttl'); #51
assert_equal(Classes.ANY, rr.klass, 'rr_del - right class'); #52
assert_equal(Classes.ANY, rr.type, 'rr_del - right type'); #53
assert(is_empty(rr.rdata), 'rr_del - data empty'); #54
rr = nil
# ------------------------------------------------------------------------------
# Delete An RR From An RRset.
# ------------------------------------------------------------------------------
rr = update.delete(name, type, rdata);
assert(rr, 'rr_del() returned RR'); #55
assert_equal(name, rr.name.to_s, 'rr_del - right name'); #56
assert_equal(0, rr.ttl, 'rr_del - right ttl'); #57
assert_equal('NONE', rr.klass.string, 'rr_del - right class'); #58
assert_equal(type, rr.type, 'rr_del - right type'); #59
assert_equal(rdata, rr.rdata, 'rr_del - right data'); #60
rr = nil
data = update.encode
header = Header.new_from_data(data)
assert(header.opcode == OpCode.Update)
new_update = Message.decode(data)
assert(new_update.header.opcode == OpCode.Update)
# ------------------------------------------------------------------------------
# Make sure RRs in an update packet have the same class as the zone, unless
# the class is NONE or ANY.
# ------------------------------------------------------------------------------
update = Dnsruby::Update.new(zone, klass);
assert(update, 'packet created'); #61
update.present(name, type, rdata);
update.present(name, type, rdata);
update.present(name, type);
update.absent(name, type);
pre = update.pre;
assert_equal(3, pre.size, 'pushed inserted correctly'); #62
assert_equal(klass, pre[0].klass.string, 'first class right'); #63
assert_equal(Classes.ANY, pre[1].klass, 'third class right'); #65
assert_equal(Classes.NONE, pre[2].klass, 'forth class right'); #66
end
def test_absent_cname
update = Update.new()
rr = update.absent("target_name", "CNAME")
assert(rr, 'nxdomain() returned RR');
assert_equal(rr.name.to_s, "target_name", 'nxdomain - right name');
assert_equal(rr.ttl, 0, 'nxdomain - right ttl');
assert_equal(rr.klass.string, 'NONE', 'nxdomain - right class');
assert_equal(rr.type.string, 'CNAME', 'nxdomain - right type');
assert(is_empty(rr.rdata), 'nxdomain - data empty');
encoded_msg = Message.decode(update.encode)
rr = encoded_msg.answer.first
assert(rr, 'nxdomain() returned RR')
assert_equal(rr.name.to_s, "target_name", 'nxdomain - right name')
assert_equal(rr.ttl, 0, 'nxdomain - right ttl')
assert_equal(rr.klass.string, 'NONE', 'nxdomain - right class')
assert_equal(rr.type.string, 'CNAME', 'nxdomain - right type')
# assert_nil(rr.rdata, 'nxdomain - data empty')
assert(is_empty(rr.rdata), 'nxdomain - data empty')
end
def test_delete_specific_cname
update = Update.new 'example.com'
update.delete 'test.example.com', 'CNAME', 'target.example.com'
encoded_msg = Message.decode update.encode
rr = encoded_msg.authority.first
assert_equal rr.name.to_s, 'test.example.com', 'delete_cname - right name'
assert_equal 0, rr.ttl, 'delete_cname - right ttl'
assert_equal 'NONE', rr.klass.string, 'delete_cname - right class'
assert_equal 'CNAME', rr.type.string, 'delete_cname - right type'
assert_equal 'target.example.com', rr.rdata.to_s, 'delete_cname - right target'
end
def test_delete_cname
update = Update.new 'example.com'
update.delete 'test.example.com', 'CNAME'
encoded_msg = Message.decode update.encode
rr = encoded_msg.authority.first
assert_equal rr.name.to_s, 'test.example.com', 'delete_cname - right name'
assert_equal 0, rr.ttl, 'delete_cname - right ttl'
assert_equal 'ANY', rr.klass.string, 'delete_cname - right class'
assert_equal 'CNAME', rr.type.string, 'delete_cname - right type'
assert(is_empty(rr.rdata), 'delete_cname - right rdata')
end
def test_txt
update = Update.new()
update.add("target_name", "TXT", 100, "test signed update")
assert(update.to_s.index("test signed update"))
end
def test_delete_txt
update = Update.new 'example.com'
update.delete 'test.example.com', 'TXT', 'foo bar'
encoded_msg = Message.decode update.encode
rr = encoded_msg.authority.first
assert_equal rr.name.to_s, 'test.example.com', 'delete_txt - right name'
assert_equal 0, rr.ttl, 'delete_txt - right ttl'
assert_equal 'TXT', rr.type.string, 'delete_txt - right type'
assert_equal ['foo bar'], rr.rdata, 'delete_txt - right rdata'
end
def test_array
update = Update.new
update.add("target_name", "TXT", 100, ['"test signed update"', 'item#2'])
assert(update.to_s.index("item"))
end
end
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