def test_disable_unpack(self):
# Arrange
command_word = pack_command_word(Command.POLL)
self.interface.transmit_receive = Mock(return_value=[0b1111111110])
# Act and assert
self.assertEqual(_execute_read_command(self.interface, command_word, unpack=False), [0b1111111110])
def test_allow_trta_response(self):
# Arrange
command_word = pack_command_word(Command.POLL)
self.interface.transmit_receive = Mock(return_value=[0b0000000000])
# Act and assert
self.assertEqual(_execute_read_command(self.interface, command_word, allow_trta_response=True, trta_value='TRTA'), 'TRTA')
def test(self):
# Arrange
command_word = pack_command_word(Command.READ_TERMINAL_ID)
self.interface.transmit_receive = Mock(return_value=[0b0000000010])
# Act and assert
self.assertEqual(_execute_read_command(self.interface, command_word), bytes.fromhex('00'))
def test_not_trta_response(self):
# Arrange
command_word = pack_command_word(Command.WRITE_DATA)
self.interface.transmit_receive = Mock(return_value=[0b0000000010])
# Act and assert
with self.assertRaisesRegex(ProtocolError, 'Expected TR/TA response'):
_execute_write_command(self.interface, command_word, bytes.fromhex('de ad be ef'))
def test_unexpected_response_length(self):
# Arrange
command_word = pack_command_word(Command.READ_TERMINAL_ID)
self.interface.transmit_receive = Mock(return_value=[])
# Act and assert
with self.assertRaisesRegex(ProtocolError, 'Expected 1 word response'):
_execute_read_command(self.interface, command_word)
def test(self):
# Arrange
command_word = pack_command_word(Command.WRITE_DATA)
self.interface.transmit_receive = Mock(return_value=[0b0000000000])
# Act and assert
_execute_write_command(self.interface, command_word,
bytes.fromhex('de ad be ef'))
def test_receive_timeout_is_passed_to_interface(self):
# Arrange
command_word = pack_command_word(Command.WRITE_DATA)
self.interface.transmit_receive = Mock(return_value=[0b0000000000])
# Assert
_execute_write_command(self.interface, command_word, bytes.fromhex('de ad be ef'), receive_timeout=10)
# Assert
self.assertEqual(self.interface.transmit_receive.call_args[1].get('receive_timeout'), 10)
def test_receive_timeout_is_passed_to_interface(self):
# Arrange
command_word = pack_command_word(Command.READ_TERMINAL_ID)
self.interface.transmit_receive = Mock(return_value=[0b0000000010])
# Act
_execute_read_command(self.interface, command_word, receive_timeout=10)
# Assert
self.assertEqual(self.interface.transmit_receive.call_args[1].get('receive_timeout'), 10)
def test(self):
for jumbo_write_strategy in [None, 'split']:
with self.subTest(jumbo_write_strategy=jumbo_write_strategy):
# Arrange
command_word = pack_command_word(Command.WRITE_DATA)
self.interface.transmit_receive = Mock(return_value=[0b0000000000])
# Act
_execute_write_command(self.interface, command_word, bytes.fromhex('de ad be ef'), jumbo_write_strategy=jumbo_write_strategy)
# Assert
self.interface.transmit_receive.assert_called_once_with([0x0031, 0x037a, 0x02b4, 0x02fa, 0x03bc], None, receive_length=1)
def test_jumbo_write_split_strategy(self):
# Arrange
command_word = pack_command_word(Command.WRITE_DATA)
self.interface.transmit_receive = Mock(return_value=[0b0000000000])
data = (bytes.fromhex('01') * 1023) + (bytes.fromhex('02') * 32)
# Act
_execute_write_command(self.interface, command_word, data, jumbo_write_strategy='split')
# Assert
self.assertEqual(self.interface.transmit_receive.call_count, 2)
call_args_list = self.interface.transmit_receive.call_args_list
self.assertEqual(len(call_args_list[0][0][0]), 1024)
self.assertEqual(len(call_args_list[1][0][0]), 32)
def test(self):
self.assertEqual(pack_command_word(Command.POLL_ACK), 0b0001000101)