def test_make_ip_range_obeys_network(
self, version, make_network, make_range
):
network = make_network()
low, high = factory.make_ip_range(network)
assert low in network
assert high in network
def test_make_ip_range_returns_IPs(self):
network = self.make_network()
low, high = factory.make_ip_range(network)
self.assertIsInstance(low, IPAddress)
self.assertIsInstance(high, IPAddress)
self.assertEqual(self.version, low.version)
self.assertEqual(self.version, high.version)
self.assertLess(low, high)
def test_make_ip_range_returns_low_and_high(
self, version, make_network, make_range
):
# Make a very very small network, to maximise the chances of exposure
# if the method gets this wrong e.g. by returning identical addresses.
low, high = factory.make_ip_range(
make_network(slash=(31 if version == 4 else 126))
)
assert low < high
def test_make_ip_range_returns_IPs(
self, version, make_network, make_range
):
network = make_network()
low, high = factory.make_ip_range(network)
assert isinstance(low, IPAddress)
assert isinstance(high, IPAddress)
assert version == low.version
assert version == high.version
assert low < high
def make_subnet_pool(network, start_ip=None, end_ip=None, failover_peer=None):
"""Return a pool entry for a subnet from network."""
if start_ip is None and end_ip is None:
start_ip, end_ip = factory.make_ip_range(network)
if failover_peer is None:
failover_peer = factory.make_name("failover")
return {
"ip_range_low": str(start_ip),
"ip_range_high": str(end_ip),
"failover_peer": failover_peer,
}
def make_subnet_pool(network,
start_ip=None,
end_ip=None,
failover_peer=None,
dhcp_snippets=None):
"""Return a pool entry for a subnet from network."""
if start_ip is None and end_ip is None:
start_ip, end_ip = factory.make_ip_range(network)
if failover_peer is None:
failover_peer = factory.make_name("failover")
if dhcp_snippets is None:
dhcp_snippets = make_pool_dhcp_snippets()
pool = {
"ip_range_low": str(start_ip),
"ip_range_high": str(end_ip),
"failover_peer": failover_peer,
"dhcp_snippets": dhcp_snippets,
}
return pool
def test_make_ip_range_obeys_network(self):
network = self.make_network()
low, high = factory.make_ip_range(network)
self.assertIn(low, network)
self.assertIn(high, network)