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#!/usr/bin/ruby1.8 -I./lib/ -I../lib/
require 'custodian/util/dns'
require 'test/unit'
#
# 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
#
# IPv6 lookup
#
details = Custodian::Util::DNS.hostname_to_ip( "ipv6.steve.org.uk" )
assert( details =~ /2001:41c8:125:46::10/i )
#
# IPv4 lookup
#
details = Custodian::Util::DNS.hostname_to_ip( "ipv4.steve.org.uk" )
assert( details =~ /80.68.85.46/i )
#
# 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( "2001:41c8:125:46::22" )
assert( details =~ /ssh.steve.org.uk/i )
#
# IPv4 lookup
#
details = Custodian::Util::DNS.ip_to_hostname( "80.68.85.48" )
assert( details =~ /ssh.steve.org.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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