def it_returns_different_ips():
addr_pool = net.AddrAllocator('1.2.3.0/24')
ip1 = addr_pool.new(12345)
ip2 = addr_pool.new(12346)
assert_that(ip1, not_(equal_to(ip2)))
def it_returns_same_ips():
addr_pool = net.AddrAllocator('1.2.3.0/24')
ip1 = addr_pool.new(12345)
ip2 = addr_pool.new(12345)
assert_that(ip1, equal_to(ip2))
def it_returns_false():
addr_pool = net.AddrAllocator('1.2.3.252/30')
addr_pool.new(12345)
addr_pool.new(12346)
more_addrs = addr_pool.has_available_addrs()
assert_that(more_addrs, is_(False))
def it_raises_exception():
addr_pool = net.AddrAllocator('1.2.3.252/30')
addr_pool.new(12345)
addr_pool.new(12346)
assert_that(
calling(addr_pool.new).with_args(12347),
raises(net.NoAddressesAvailable))
def it_returns_first_available_ip_address():
addr_pool = net.AddrAllocator('1.2.3.0/24')
ip = addr_pool.new(12345)
assert_that(ip, is_('1.2.3.2'))