def test_memloc1(self):
memloc = MemoryLocation(address=0x1234,
memorysize=0x78,
address_format=16,
memorysize_format=8)
self.assertEqual(memloc.get_address_bytes(), b'\x12\x34')
self.assertEqual(memloc.get_memorysize_bytes(), b'\x78')
def test_get_alfid(self):
diddef = DynamicDidDefinition()
diddef.add(source_did=0x1234, position=1, memorysize=1)
diddef.add(source_did=0x1234, position=2, memorysize=1)
with self.assertRaises(ValueError):
diddef.get_alfid()
diddef = DynamicDidDefinition()
diddef.add(
MemoryLocation(address=0x1234,
memorysize=1,
address_format=16,
memorysize_format=8))
diddef.add(
MemoryLocation(address=0x1235,
memorysize=1,
address_format=16,
memorysize_format=8))
alfid = diddef.get_alfid()
self.assertEqual(alfid.get_byte_as_int(), 0x12)
diddef = DynamicDidDefinition()
diddef.add(
MemoryLocation(address=0x1234,
memorysize=1,
address_format=16,
memorysize_format=8))
diddef.add(
MemoryLocation(address=0x1235,
memorysize=1,
address_format=16,
memorysize_format=16))
with self.assertRaises(ValueError):
alfid = diddef.get_alfid()
def test_memloc_str_repr(self):
memloc = MemoryLocation(address=0x1234,
memorysize=0x78,
address_format=16,
memorysize_format=8)
str(memloc)
memloc.__repr__()
def _test_define_by_memloc_composite_success_default_format(self):
diddef = DynamicDidDefinition()
diddef.add(MemoryLocation(address=0x1122, memorysize=2))
diddef.add(MemoryLocation(address=0x3344, memorysize=4))
diddef.add(MemoryLocation(address=0x5566, memorysize=8))
self.udsclient.set_config('server_address_format', 32)
self.udsclient.set_config('server_memorysize_format', 16)
response = self.udsclient.dynamically_define_did(0xf302, diddef)
self.assertEqual(response.service_data.subfunction_echo, 2)
self.assertEqual(response.service_data.did_echo, 0xf302)
def test_memloc_from_bytes(self):
memloc = MemoryLocation.from_bytes(address_bytes=b'\x12\x34',
memorysize_bytes=b'\xFF')
self.assertEqual(memloc.address, 0x1234)
self.assertEqual(memloc.memorysize, 0xFF)
self.assertEqual(memloc.address_format, 16)
self.assertEqual(memloc.memorysize_format, 8)
memloc = MemoryLocation.from_bytes(address_bytes=b'\x12\x34\x56',
memorysize_bytes=b'\x66\x77\x88')
self.assertEqual(memloc.address, 0x123456)
self.assertEqual(memloc.memorysize, 0x667788)
self.assertEqual(memloc.address_format, 24)
self.assertEqual(memloc.memorysize_format, 24)
def _test_request_upload_wrongservice_exception(self):
memloc = MemoryLocation(address=0x1234,
memorysize=0xFF,
address_format=16,
memorysize_format=8)
with self.assertRaises(UnexpectedResponseException) as handle:
self.udsclient.request_upload(memory_location=memloc)
def _test_4byte_block_client_extra_bytes(self):
memloc = MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8)
self.udsclient.write_memory_by_address(memloc,
'\x66\x77\x88\x99\xAA\xBB')
def _test_request_denied_exception(self):
with self.assertRaises(NegativeResponseException) as handle:
self.udsclient.read_memory_by_address(
MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8))
def _test_4byte_block(self): memloc = MemoryLocation(address=0x1234, memorysize=4, address_format=16, memorysize_format=8) response = self.udsclient.write_memory_by_address(memloc, b'\x66\x77\x88\x99') self.assertEqual(response.service_data.alfid_echo, memloc.alfid.get_byte_as_int()) self.assertEqual(response.service_data.memory_location_echo.address, 0x1234) self.assertEqual(response.service_data.memory_location_echo.memorysize, 4)
def _test_bad_echo_ali_exception(self):
with self.assertRaises(UnexpectedResponseException):
memloc = MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8)
self.udsclient.write_memory_by_address(memloc, b'\x66\x77\x88\x99')
def _test_request_denied_exception(self):
with self.assertRaises(NegativeResponseException) as handle:
memloc = MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8)
self.udsclient.write_memory_by_address(memloc, '\x66\x77\x88\x99')
def _test_incomplete_nblock_response_exception(self):
memloc = MemoryLocation(address=0x1234,
memorysize=0xFF,
address_format=16,
memorysize_format=8)
with self.assertRaises(InvalidResponseException):
self.udsclient.request_upload(memory_location=memloc)
def _test_wrong_service_exception(self):
with self.assertRaises(UnexpectedResponseException) as handle:
memloc = MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8)
self.udsclient.write_memory_by_address(memloc, '\x66\x77\x88\x99')
def _test_request_upload_success_lfid(self):
memloc = MemoryLocation(address=0x1234,
memorysize=0xFF,
address_format=16,
memorysize_format=8)
response = self.udsclient.request_upload(memory_location=memloc)
self.assertEqual(response.service_data.max_length, 0xabcd)
def _test_wrong_service_exception(self):
with self.assertRaises(UnexpectedResponseException) as handle:
self.udsclient.read_memory_by_address(
MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8))
def _test_request_upload_config_format(self):
self.udsclient.set_configs({
u'server_address_format': 32,
u'server_memorysize_format': 16
})
memloc = MemoryLocation(address=0x1234, memorysize=0xFF)
response = self.udsclient.request_upload(memory_location=memloc)
self.assertEqual(response.service_data.max_length, 0xabcd)
def _test_define_by_memloc_success(self):
memloc = MemoryLocation(address=0x5678,
memorysize=0x45,
address_format=16,
memorysize_format=8)
response = self.udsclient.dynamically_define_did(0xf301, memloc)
self.assertEqual(response.service_data.subfunction_echo, 2)
self.assertEqual(response.service_data.did_echo, 0xf301)
def _test_request_upload_invalidservice_no_exception(self):
self.udsclient.config[u'exception_on_invalid_response'] = False
memloc = MemoryLocation(address=0x1234,
memorysize=0xFF,
address_format=16,
memorysize_format=8)
response = self.udsclient.request_upload(memory_location=memloc)
self.assertFalse(response.valid)
def _test_request_invalid_service_no_exception(self):
self.udsclient.config[u'exception_on_invalid_response'] = False
response = self.udsclient.read_memory_by_address(
MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8))
self.assertFalse(response.valid)
def test_type(self):
diddef = DynamicDidDefinition()
self.assertFalse(diddef.is_by_source_did())
self.assertFalse(diddef.is_by_memory_address())
diddef.add(source_did=0x1234, position=1, memorysize=1)
diddef.add(source_did=0x1234, position=2, memorysize=1)
self.assertTrue(diddef.is_by_source_did())
self.assertFalse(diddef.is_by_memory_address())
diddef = DynamicDidDefinition()
diddef.add(MemoryLocation(address=0x1234, memorysize=1))
diddef.add(MemoryLocation(address=0x1235, memorysize=1))
self.assertFalse(diddef.is_by_source_did())
self.assertTrue(diddef.is_by_memory_address())
def _test_request_upload_success_spr_no_effect(self):
with self.udsclient.suppress_positive_response:
memloc = MemoryLocation(address=0x1234,
memorysize=0xFF,
address_format=16,
memorysize_format=8)
response = self.udsclient.request_upload(memory_location=memloc)
self.assertEqual(response.service_data.max_length, 0xabcd)
def _test_config_format(self): self.udsclient.config['server_address_format'] = 32 self.udsclient.config['server_memorysize_format'] = 16 response = self.udsclient.write_memory_by_address(MemoryLocation(address=0x1234, memorysize=4), b'\x66\x77\x88\x99') alfid = AddressAndLengthFormatIdentifier(address_format = self.udsclient.config['server_address_format'], memorysize_format=self.udsclient.config['server_memorysize_format']) self.assertEqual(response.service_data.alfid_echo, alfid.get_byte_as_int()) self.assertEqual(response.service_data.memory_location_echo.address, 0x1234) self.assertEqual(response.service_data.memory_location_echo.memorysize, 4)
def _test_4byte_block(self):
response = self.udsclient.read_memory_by_address(
MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8))
self.assertEqual(response.service_data.memory_block,
'\x99\x88\x77\x66')
def _test_request_upload_success_dfi(self):
memloc = MemoryLocation(address=0x1234,
memorysize=0xFF,
address_format=16,
memorysize_format=8)
dfi = DataFormatIdentifier(compression=5, encryption=2)
response = self.udsclient.request_upload(memory_location=memloc,
dfi=dfi)
self.assertEqual(response.service_data.max_length, 0xabcd)
def _test_request_invalid_service_no_exception(self):
self.udsclient.config[u'exception_on_invalid_response'] = False
memloc = MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8)
response = self.udsclient.write_memory_by_address(
memloc, '\x66\x77\x88\x99')
self.assertFalse(response.valid)
def _test_request_download_wrongservice_no_exception(self):
self.udsclient.config['exception_on_unexpected_response'] = False
memloc = MemoryLocation(address=0x1234,
memorysize=0xFF,
address_format=16,
memorysize_format=8)
response = self.udsclient.request_download(memory_location=memloc)
self.assertTrue(response.valid)
self.assertTrue(response.unexpected)
def _test_request_denied_no_exception(self):
self.udsclient.config[u'exception_on_negative_response'] = False
response = self.udsclient.read_memory_by_address(
MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8))
self.assertTrue(response.valid)
self.assertFalse(response.positive)
def _test_4byte_block_zeropadding_not_ok_exception(self):
self.udsclient.config[u'tolerate_zero_padding'] = False
for i in xrange(8):
with self.assertRaises(UnexpectedResponseException):
self.udsclient.read_memory_by_address(
MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8))
def _test_4byte_block_spr_no_effect(self):
with self.udsclient.suppress_positive_response:
response = self.udsclient.read_memory_by_address(
MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8))
self.assertEqual(response.service_data.memory_block,
'\x99\x88\x77\x66')
def _test_wrong_service_no_exception(self):
self.udsclient.config[u'exception_on_unexpected_response'] = False
response = self.udsclient.read_memory_by_address(
MemoryLocation(address=0x1234,
memorysize=4,
address_format=16,
memorysize_format=8))
self.assertTrue(response.valid)
self.assertTrue(response.unexpected)
