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#!/usr/bin/ruby -I./lib/ -I../lib/
require 'custodian/util/dns'
require 'test/unit'
require 'pp'
#
# Unit test for our DNS utility class.
#
#
class TestDNSUtil < Test::Unit::TestCase
#
# Create the test suite environment: NOP.
#
def setup
end
#
# Destroy the test suite environment: NOP.
#
def teardown
end
#
# Test forward lookups
#
def test_lookup
details = Custodian::Util::DNS.hostname_to_ip('bytemark.co.uk')
assert((details == '2001:41c9:0:1019:81::80') ||
(details == '80.68.81.80'))
details = Custodian::Util::DNS.hostname_to_ip('www.bytemark.co.uk')
assert((details == '2001:41c9:0:1019:81::80') ||
(details == '80.68.81.80'))
details = Custodian::Util::DNS.hostname_to_ip('ipv4.steve.org.uk')
assert(details == '80.68.84.111')
details = Custodian::Util::DNS.hostname_to_ip('ipv6.steve.org.uk')
assert(details == '2001:41c8:10b:103::111')
#
# Failure case
#
details = Custodian::Util::DNS.hostname_to_ip('this.doesnot.exist')
assert(details.nil?)
end
#
# Test forward lookups
#
def test_reverse_lookup
#
# IPv6 lookup
#
details = Custodian::Util::DNS.ip_to_hostname('2001:41c9:0:1019:81::80')
assert(details =~ /bytemark(-?hosting)?\.(com|eu|co\.uk)$/i)
#
# IPv4 lookup
#
details = Custodian::Util::DNS.ip_to_hostname('80.68.81.80')
assert(details =~ /bytemark(-?hosting)?\.(com|eu|co\.uk)$/i)
#
# Bogus lookup - should return nil.
#
details = Custodian::Util::DNS.ip_to_hostname('800.683.853.348')
assert(details.nil?)
end
end
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