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[3.13] Add tests for Bluetooth RFCOMM, HCI and SCO (GH-132023) #132071

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Merged
merged 2 commits into from
Apr 5, 2025
Merged

[3.13] Add tests for Bluetooth RFCOMM, HCI and SCO (GH-132023) #132071

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c26de17
[3.13] Add tests for Bluetooth RFCOMM, HCI and SCO (GH-132023)
serhiy-storchaka Apr 4, 2025
7824cbb
Merge branch '3.13' into backport-2ccd6aa-3.13
serhiy-storchaka Apr 4, 2025
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124 changes: 124 additions & 0 deletions Lib/test/test_socket.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
import unittest
from unittest import mock
from test import support
from test.support import (
is_apple, os_helper, refleak_helper, socket_helper, threading_helper
Expand Down Expand Up @@ -179,6 +180,17 @@ def _have_socket_bluetooth():
return True


def _have_socket_bluetooth_l2cap():
"""Check whether BTPROTO_L2CAP sockets are supported on this host."""
try:
s = socket.socket(socket.AF_BLUETOOTH, socket.SOCK_SEQPACKET, socket.BTPROTO_L2CAP)
except (AttributeError, OSError):
return False
else:
s.close()
return True


def _have_socket_hyperv():
"""Check whether AF_HYPERV sockets are supported on this host."""
try:
Expand Down Expand Up @@ -239,6 +251,8 @@ def downgrade_malformed_data_warning():

HAVE_SOCKET_BLUETOOTH = _have_socket_bluetooth()

HAVE_SOCKET_BLUETOOTH_L2CAP = _have_socket_bluetooth_l2cap()

HAVE_SOCKET_HYPERV = _have_socket_hyperv()

# Size in bytes of the int type
Expand Down Expand Up @@ -2622,6 +2636,116 @@ def testCreateScoSocket(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_SEQPACKET, socket.BTPROTO_SCO) as s:
pass

@unittest.skipUnless(HAVE_SOCKET_BLUETOOTH_L2CAP, 'Bluetooth L2CAP sockets required for this test')
def testBindBrEdrL2capSocket(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_SEQPACKET, socket.BTPROTO_L2CAP) as f:
# First user PSM in BR/EDR L2CAP
psm = 0x1001
f.bind((socket.BDADDR_ANY, psm))
addr = f.getsockname()
self.assertEqual(addr, (socket.BDADDR_ANY, psm))

@unittest.skipUnless(HAVE_SOCKET_BLUETOOTH_L2CAP, 'Bluetooth L2CAP sockets required for this test')
def testBadL2capAddr(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_SEQPACKET, socket.BTPROTO_L2CAP) as f:
with self.assertRaises(OSError):
f.bind((socket.BDADDR_ANY, 0, 0))
with self.assertRaises(OSError):
f.bind((socket.BDADDR_ANY,))
with self.assertRaises(OSError):
f.bind(socket.BDADDR_ANY)
with self.assertRaises(OSError):
f.bind((socket.BDADDR_ANY.encode(), 0x1001))

def testBindRfcommSocket(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_STREAM, socket.BTPROTO_RFCOMM) as s:
channel = 0
try:
s.bind((socket.BDADDR_ANY, channel))
except OSError as err:
if sys.platform == 'win32' and err.winerror == 10050:
self.skipTest(str(err))
raise
addr = s.getsockname()
self.assertEqual(addr, (mock.ANY, channel))
self.assertRegex(addr[0], r'(?i)[0-9a-f]{2}(?::[0-9a-f]{2}){4}')
if sys.platform != 'win32':
self.assertEqual(addr, (socket.BDADDR_ANY, channel))
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_STREAM, socket.BTPROTO_RFCOMM) as s:
s.bind(addr)
addr2 = s.getsockname()
self.assertEqual(addr2, addr)

def testBadRfcommAddr(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_STREAM, socket.BTPROTO_RFCOMM) as s:
channel = 0
with self.assertRaises(OSError):
s.bind((socket.BDADDR_ANY.encode(), channel))
with self.assertRaises(OSError):
s.bind((socket.BDADDR_ANY,))
with self.assertRaises(OSError):
s.bind((socket.BDADDR_ANY, channel, 0))
with self.assertRaises(OSError):
s.bind((socket.BDADDR_ANY + '\0', channel))
with self.assertRaises(OSError):
s.bind(('invalid', channel))

@unittest.skipUnless(hasattr(socket, 'BTPROTO_HCI'), 'Bluetooth HCI sockets required for this test')
def testBindHciSocket(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_RAW, socket.BTPROTO_HCI) as s:
if sys.platform.startswith(('netbsd', 'dragonfly', 'freebsd')):
s.bind(socket.BDADDR_ANY.encode())
addr = s.getsockname()
self.assertEqual(addr, socket.BDADDR_ANY)
else:
dev = 0
s.bind((dev,))
addr = s.getsockname()
self.assertEqual(addr, dev)

@unittest.skipUnless(hasattr(socket, 'BTPROTO_HCI'), 'Bluetooth HCI sockets required for this test')
def testBadHciAddr(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_RAW, socket.BTPROTO_HCI) as s:
if sys.platform.startswith(('netbsd', 'dragonfly', 'freebsd')):
with self.assertRaises(OSError):
s.bind(socket.BDADDR_ANY)
with self.assertRaises(OSError):
s.bind((socket.BDADDR_ANY.encode(),))
if sys.platform.startswith('freebsd'):
with self.assertRaises(ValueError):
s.bind(socket.BDADDR_ANY.encode() + b'\0')
with self.assertRaises(ValueError):
s.bind(socket.BDADDR_ANY.encode() + b' '*100)
with self.assertRaises(OSError):
s.bind(b'invalid')
else:
dev = 0
with self.assertRaises(OSError):
s.bind(())
with self.assertRaises(OSError):
s.bind((dev, 0))
with self.assertRaises(OSError):
s.bind(dev)
with self.assertRaises(OSError):
s.bind(socket.BDADDR_ANY.encode())

@unittest.skipUnless(hasattr(socket, 'BTPROTO_SCO'), 'Bluetooth SCO sockets required for this test')
def testBindScoSocket(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_SEQPACKET, socket.BTPROTO_SCO) as s:
s.bind(socket.BDADDR_ANY.encode())
addr = s.getsockname()
self.assertEqual(addr, socket.BDADDR_ANY)

@unittest.skipUnless(hasattr(socket, 'BTPROTO_SCO'), 'Bluetooth SCO sockets required for this test')
def testBadScoAddr(self):
with socket.socket(socket.AF_BLUETOOTH, socket.SOCK_SEQPACKET, socket.BTPROTO_SCO) as s:
with self.assertRaises(OSError):
s.bind(socket.BDADDR_ANY)
with self.assertRaises(OSError):
s.bind((socket.BDADDR_ANY.encode(),))
with self.assertRaises(OSError):
s.bind(b'invalid')


@unittest.skipUnless(HAVE_SOCKET_HYPERV,
'Hyper-V sockets required for this test.')
Expand Down
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