diff --git a/src/wormhole/test/test_ipaddrs.py b/src/wormhole/test/test_ipaddrs.py new file mode 100644 index 0000000..90abcce --- /dev/null +++ b/src/wormhole/test/test_ipaddrs.py @@ -0,0 +1,142 @@ + +import re, errno, subprocess, os +from twisted.trial import unittest +from .. import ipaddrs + +DOTTED_QUAD_RE=re.compile("^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$") + +MOCK_IPADDR_OUTPUT = """\ +1: lo: 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: 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: 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) +""" + +# This is actually from a VirtualBox VM running XP. +MOCK_ROUTE_OUTPUT = """\ +=========================================================================== +Interface List +0x1 ........................... MS TCP Loopback interface +0x2 ...08 00 27 c3 80 ad ...... AMD PCNET Family PCI Ethernet Adapter - Packet Scheduler Miniport +=========================================================================== +=========================================================================== +Active Routes: +Network Destination Netmask Gateway Interface Metric + 0.0.0.0 0.0.0.0 10.0.2.2 10.0.2.15 20 + 10.0.2.0 255.255.255.0 10.0.2.15 10.0.2.15 20 + 10.0.2.15 255.255.255.255 127.0.0.1 127.0.0.1 20 + 10.255.255.255 255.255.255.255 10.0.2.15 10.0.2.15 20 + 127.0.0.0 255.0.0.0 127.0.0.1 127.0.0.1 1 + 224.0.0.0 240.0.0.0 10.0.2.15 10.0.2.15 20 + 255.255.255.255 255.255.255.255 10.0.2.15 10.0.2.15 1 +Default Gateway: 10.0.2.2 +=========================================================================== +Persistent Routes: + None +""" + +UNIX_TEST_ADDRESSES = set(["127.0.0.1", "192.168.0.6", "192.168.0.2"]) +WINDOWS_TEST_ADDRESSES = set(["127.0.0.1", "10.0.2.15"]) +CYGWIN_TEST_ADDRESSES = set(["127.0.0.1"]) + + +class FakeProcess: + def __init__(self, output, err): + self.output = output + self.err = err + def communicate(self): + return (self.output, self.err) + + +class ListAddresses(unittest.TestCase): + def test_list(self): + addresses = ipaddrs.find_addresses() + self.failUnlessIn("127.0.0.1", addresses) + self.failIfIn("0.0.0.0", addresses) + # David A.'s OpenSolaris box timed out on this test one time when it was at + # 2s. + test_list.timeout=4 + + def _test_list_mock(self, command, output, expected): + self.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 self.first: + self.first = False + e = OSError("EINTR") + e.errno = errno.EINTR + raise e + elif os.path.basename(args[0]) == command: + return FakeProcess(output, "") + else: + e = OSError("[Errno 2] No such file or directory") + e.errno = errno.ENOENT + raise e + self.patch(subprocess, 'Popen', call_Popen) + self.patch(os.path, 'isfile', lambda x: True) + + def call_which(name): + return [name] + self.patch(ipaddrs, 'which', call_which) + + addresses = ipaddrs.find_addresses() + self.failUnlessEquals(set(addresses), set(expected)) + + def test_list_mock_ip_addr(self): + self.patch(ipaddrs, 'platform', "linux2") + self._test_list_mock("ip", MOCK_IPADDR_OUTPUT, UNIX_TEST_ADDRESSES) + + def test_list_mock_ifconfig(self): + self.patch(ipaddrs, 'platform', "linux2") + self._test_list_mock("ifconfig", MOCK_IFCONFIG_OUTPUT, UNIX_TEST_ADDRESSES) + + def test_list_mock_route(self): + self.patch(ipaddrs, 'platform', "win32") + self._test_list_mock("route.exe", MOCK_ROUTE_OUTPUT, WINDOWS_TEST_ADDRESSES) + + def test_list_mock_cygwin(self): + self.patch(ipaddrs, 'platform', "cygwin") + self._test_list_mock(None, None, CYGWIN_TEST_ADDRESSES)