def test_open(self):
tpsock = StubbedIsoTPSocket()
self.assertFalse(tpsock.bound)
tpsock.bind(interface=u'vcan0', rxid=0x100, txid=0x101)
self.assertTrue(tpsock.bound)
tpsock.close()
self.assertFalse(tpsock.bound)
def setUp(self): self.tpsock1 = StubbedIsoTPSocket(timeout=0.1) self.tpsock2 = StubbedIsoTPSocket(timeout=0.1)
def test_no_listener(self):
tpsock1 = StubbedIsoTPSocket()
tpsock2 = StubbedIsoTPSocket(timeout=0.2)
tpsock1.bind(interface=u'vcan0', rxid=0x400, txid=0x401)
payload = "\x01\x02\x03\x04"
tpsock1.send(payload)
tpsock2.bind(interface=u'vcan0', rxid=0x401, txid=0x400)
with self.assertRaises(socket.timeout):
tpsock2.recv()
def test_multicast(self):
tpsock1 = StubbedIsoTPSocket()
tpsock2 = StubbedIsoTPSocket(timeout=0.5)
tpsock3 = StubbedIsoTPSocket(timeout=0.5)
tpsock1.bind(interface=u'vcan0', rxid=0x300, txid=0x301)
tpsock2.bind(interface=u'vcan0', rxid=0x301, txid=0x300)
tpsock3.bind(interface=u'vcan0', rxid=0x301, txid=0x300)
payload1 = "\x01\x02\x03\x04"
tpsock1.send(payload1)
payload2 = tpsock2.recv()
payload3 = tpsock3.recv()
self.assertEqual(payload1, payload2)
self.assertEqual(payload1, payload3)
def test_empty_on_close(self):
tpsock1 = StubbedIsoTPSocket()
tpsock2 = StubbedIsoTPSocket(timeout=0.2)
tpsock1.bind(interface='vcan0', rxid=0x400, txid=0x401)
tpsock2.bind(interface='vcan0', rxid=0x401, txid=0x400)
payload = b"\x01\x02\x03\x04"
tpsock1.send(payload)
tpsock2.close()
with self.assertRaises(socket.timeout):
tpsock2.recv()
def test_transmit(self):
tpsock1 = StubbedIsoTPSocket()
tpsock2 = StubbedIsoTPSocket(timeout=0.5)
tpsock1.bind(interface='vcan0', rxid=0x200, txid=0x201)
tpsock2.bind(interface='vcan0', rxid=0x201, txid=0x200)
payload1 = b"\x01\x02\x03\x04"
tpsock1.send(payload1)
payload2 = tpsock2.recv()
self.assertEqual(payload1, payload2)