iputil.py: add tests for recent changes. refs #1381, #1988, #982, #1064, #1536, #1935, #898, #1707, #1918

Signed-off-by: Daira Hopwood <david-sarah@jacaranda.org>
This commit is contained in:
Daira Hopwood 2013-06-25 19:15:05 +01:00
parent 6104950ed8
commit a493ee0bb6

View File

@ -1,11 +1,74 @@
import re
import re, errno, subprocess, os
from twisted.trial import unittest
from allmydata.util import iputil
import allmydata.test.common_util as testutil
class Namespace:
pass
DOTTED_QUAD_RE=re.compile("^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$")
MOCK_IPADDR_OUTPUT = """\
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN \n\
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
inet6 ::1/128 scope host \n\
valid_lft forever preferred_lft forever
2: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether d4:3d:7e:01:b4:3e brd ff:ff:ff:ff:ff:ff
inet 192.168.0.6/24 brd 192.168.0.255 scope global eth1
inet6 fe80::d63d:7eff:fe01:b43e/64 scope link \n\
valid_lft forever preferred_lft forever
3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
link/ether 90:f6:52:27:15:0a brd ff:ff:ff:ff:ff:ff
inet 192.168.0.2/24 brd 192.168.0.255 scope global wlan0
inet6 fe80::92f6:52ff:fe27:150a/64 scope link \n\
valid_lft forever preferred_lft forever
"""
MOCK_IFCONFIG_OUTPUT = """\
eth1 Link encap:Ethernet HWaddr d4:3d:7e:01:b4:3e \n\
inet addr:192.168.0.6 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::d63d:7eff:fe01:b43e/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:154242234 errors:0 dropped:0 overruns:0 frame:0
TX packets:155461891 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000 \n\
RX bytes:84367213640 (78.5 GiB) TX bytes:73401695329 (68.3 GiB)
Interrupt:20 Memory:f4f00000-f4f20000 \n\
lo Link encap:Local Loopback \n\
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:27449267 errors:0 dropped:0 overruns:0 frame:0
TX packets:27449267 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0 \n\
RX bytes:192643017823 (179.4 GiB) TX bytes:192643017823 (179.4 GiB)
wlan0 Link encap:Ethernet HWaddr 90:f6:52:27:15:0a \n\
inet addr:192.168.0.2 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::92f6:52ff:fe27:150a/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:12352750 errors:0 dropped:0 overruns:0 frame:0
TX packets:4501451 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000 \n\
RX bytes:3916475942 (3.6 GiB) TX bytes:458353654 (437.1 MiB)
"""
class FakeProcess:
def __init__(self, output, err):
self.output = output
self.err = err
def communicate(self):
return (self.output, self.err)
class ListAddresses(testutil.SignalMixin, unittest.TestCase):
def test_get_local_ip_for(self):
addr = iputil.get_local_ip_for('127.0.0.1')
@ -14,10 +77,41 @@ class ListAddresses(testutil.SignalMixin, unittest.TestCase):
def test_list_async(self):
d = iputil.get_local_addresses_async()
def _check(addresses):
self.failUnless(len(addresses) >= 1) # always have localhost
self.failUnless("127.0.0.1" in addresses, addresses)
self.failIf("0.0.0.0" in addresses, addresses)
self.failUnlessIn("127.0.0.1", addresses)
self.failIfIn("0.0.0.0", addresses)
d.addCallbacks(_check)
return d
# David A.'s OpenSolaris box timed out on this test one time when it was at 2s.
test_list_async.timeout=4
def _test_list_async_mock(self, command, output):
ns = Namespace()
ns.first = True
def call_Popen(args, bufsize=0, executable=None, stdin=None, stdout=None, stderr=None,
preexec_fn=None, close_fds=False, shell=False, cwd=None, env=None,
universal_newlines=False, startupinfo=None, creationflags=0):
if ns.first:
ns.first = False
e = OSError("EINTR")
e.errno = errno.EINTR
raise e
elif os.path.basename(args[0]) == command:
return FakeProcess(output, "")
else:
e = OSError("not found")
e.errno = errno.EEXIST
raise e
self.patch(subprocess, 'Popen', call_Popen)
d = iputil.get_local_addresses_async()
def _check(addresses):
self.failUnlessEquals(set(addresses), set(["127.0.0.1", "192.168.0.6", "192.168.0.2"]))
d.addCallbacks(_check)
return d
def test_list_async_mock_ip_addr(self):
return self._test_list_async_mock("ip", MOCK_IPADDR_OUTPUT)
def test_list_async_mock_ifconfig(self):
return self._test_list_async_mock("ifconfig", MOCK_IFCONFIG_OUTPUT)