def __error(self, plan):
creator = FakeCreator(plan)
parser = Parser(creator)
try:
parser.get_socket(IPAddr('0.0.0.0'), 0, socket.SOCK_DGRAM)
self.fail("Not raised")
except CreatorError as ce:
self.assertTrue(creator.all_used())
self.assertTrue(ce.fatal)
def __error(self, plan):
creator = FakeCreator(plan)
parser = Parser(creator)
try:
parser.get_socket(IPAddr('0.0.0.0'), 0, socket.SOCK_DGRAM)
self.fail("Not raised")
except CreatorError as ce:
self.assertTrue(creator.all_used())
self.assertTrue(ce.fatal)
def test_crash(self):
"""
Tests that the parser correctly raises exception when it crashes
unexpectedly.
"""
creator = FakeCreator([('s', b'SU4\0\0\0\0\0\0'), ('r', b'')])
parser = Parser(creator)
try:
parser.get_socket(IPAddr('0.0.0.0'), 0, 'UDP')
self.fail("Not raised")
except CreatorError as ce:
self.assertTrue(creator.all_used())
# Is the exception correct?
self.assertTrue(ce.fatal)
self.assertEqual(None, ce.errno)
def test_crash(self):
"""
Tests that the parser correctly raises exception when it crashes
unexpectedly.
"""
creator = FakeCreator([('s', b'SU4\0\0\0\0\0\0'), ('r', b'')])
parser = Parser(creator)
try:
parser.get_socket(IPAddr('0.0.0.0'), 0, 'UDP')
self.fail("Not raised")
except CreatorError as ce:
self.assertTrue(creator.all_used())
# Is the exception correct?
self.assertTrue(ce.fatal)
self.assertEqual(None, ce.errno)
def test_invalid_socktype(self):
"""
Test invalid socket type is rejected
"""
self.assertRaises(ValueError,
Parser(FakeCreator([])).get_socket,
IPAddr('0.0.0.0'), 42, 'RAW')
def test_terminate_error3(self):
"""
Test it reports an exception when there's error terminating the creator.
This one sends data when it should have terminated.
"""
creator = FakeCreator([('s', b'T'), ('r', b'Extra data')])
parser = Parser(creator)
self.__terminate_raises(parser)
def test_terminate_error2(self):
"""
Test it reports an exception when there's error terminating the creator.
This one raises an error when sending data.
"""
creator = FakeCreator([('e', None)])
parser = Parser(creator)
self.__terminate_raises(parser)
def test_terminate_error1(self):
"""
Test it reports an exception when there's error terminating the creator.
This one raises an error when receiving the EOF.
"""
creator = FakeCreator([('s', b'T'), ('e', None)])
parser = Parser(creator)
self.__terminate_raises(parser)
def test_error(self):
"""
Tests that the parser correctly raises non-fatal exception when
the socket can not be created.
"""
# We split the int to see if it can cope with data coming in
# different packets
intpart = struct.pack('@i', 42)
creator = FakeCreator([('s', b'SU4\0\0\0\0\0\0'), ('r', b'ES' +
intpart[:1]), ('r', intpart[1:])])
parser = Parser(creator)
try:
parser.get_socket(IPAddr('0.0.0.0'), 0, 'UDP')
self.fail("Not raised")
except CreatorError as ce:
self.assertTrue(creator.all_used())
# Is the exception correct?
self.assertFalse(ce.fatal)
self.assertEqual(42, ce.errno)
def test_error(self):
"""
Tests that the parser correctly raises non-fatal exception when
the socket can not be created.
"""
# We split the int to see if it can cope with data coming in
# different packets
intpart = struct.pack('@i', 42)
creator = FakeCreator([('s', b'SU4\0\0\0\0\0\0'),
('r', b'ES' + intpart[:1]), ('r', intpart[1:])])
parser = Parser(creator)
try:
parser.get_socket(IPAddr('0.0.0.0'), 0, 'UDP')
self.fail("Not raised")
except CreatorError as ce:
self.assertTrue(creator.all_used())
# Is the exception correct?
self.assertFalse(ce.fatal)
self.assertEqual(42, ce.errno)
def test_invalid_family(self):
"""
Test it rejects invalid address family.
"""
# Note: this produces a bad logger output, since this address
# can not be converted to string, so the original message with
# placeholders is output. This should not happen in practice, so
# it is harmless.
addr = IPAddr('0.0.0.0')
addr.family = 42
self.assertRaises(ValueError,
Parser(FakeCreator([])).get_socket, addr, 42,
socket.SOCK_DGRAM)
def __create(self, addr, socktype, encoded):
creator = FakeCreator([('s', b'S' + encoded), ('r', b'S'), ('f', 42)])
parser = Parser(creator)
self.assertEqual(42, parser.get_socket(IPAddr(addr), 42, socktype))
def __terminate(self):
creator = FakeCreator([('s', b'T'), ('r', b'')])
parser = Parser(creator)
self.assertEqual(None, parser.terminate())
self.assertTrue(creator.all_used())
return parser
def __create(self, addr, socktype, encoded):
creator = FakeCreator([('s', b'S' + encoded), ('r', b'S'), ('f', 42)])
parser = Parser(creator)
self.assertEqual(42, parser.get_socket(IPAddr(addr), 42, socktype))
def __terminate(self):
creator = FakeCreator([('s', b'T'), ('r', b'')])
parser = Parser(creator)
self.assertEqual(None, parser.terminate())
self.assertTrue(creator.all_used())
return parser
