#!/usr/bin/ruby

require "netaddr"
require 'test/unit'

class TestMask128 < Test::Unit::TestCase
	def test_new
		m128 = NetAddr::Mask128.new(24)
		assert_equal("/24", m128.to_s)
		assert_equal(0xffffff00000000000000000000000000, m128.mask)
		
		assert_raise(NetAddr::ValidationError){ NetAddr::Mask128.new(-1) }
		assert_raise(NetAddr::ValidationError){ NetAddr::Mask128.new(129) }
		assert_raise(NetAddr::ValidationError){ NetAddr::Mask128.new("/24") }
	end
	
	def test_parse
		m128 = NetAddr::Mask128.parse("/24")
		assert_equal("/24", m128.to_s)
		
		m128 = NetAddr::Mask128.parse("24")
		assert_equal("/24", m128.to_s)
		
		assert_raise(NetAddr::ValidationError){ NetAddr::Mask128.parse("/129") }
	end
	
	def test_cmp
		m = NetAddr::Mask128.new(24)
		m2 = NetAddr::Mask128.new(25)
		m3 = NetAddr::Mask128.new(23)
		m4 = NetAddr::Mask128.new(24)
		assert_equal(1, m.cmp(m2))
		assert_equal(-1, m.cmp(m3))
		assert_equal(0, m.cmp(m4))
	end
	
	def test_len
		m = NetAddr::Mask128.new(65)
		assert_equal(2**(128-65), m.len())
		
		m = NetAddr::Mask128.new(64)
		assert_equal(0, m.len())
	end

end