def __init__(self, number, head=True):
"""
:param number - the number of protocol
:param head - flag for init header
"""
Base.__init__(self)
self.header = head
self.add_bits = '00000'
# message types, see ELM spec. page 44
self.mess_SF = 0 # the Single Frame
self.mess_FF = 1 # the First Frame (of a multi frame message)
self.mess_CF = 2 # the Consecutive Frame
# The header bits depends on protocol number.
# It uses for CAN protocol only
self.header_bits = self.__get_bits(number)
self.header_11 = 11
self.header_29 = 29
self.frame_start = 10
self.data_start_byte = 4
class TestMain(unittest.TestCase):
def setUp(self):
self.pm = Base()
def test_remove_searching(self):
data = self.pm.remove_searching(['SEARCHING...'])
self.assertEqual(data, [])
data = self.pm.remove_searching(['SEARCHING...', '410000000000'])
self.assertEqual(data, ['410000000000'])
# Exception - ValueError
data = self.pm.remove_searching(['410C34'])
self.assertEqual(data, ['410C34'])
def test_create_data(self):
with self.assertRaises(NotImplementedError) as cm:
self.pm.create_data([])
self.assertIsInstance(cm.exception, NotImplementedError)
def test_check_result(self):
resp = self.pm.check_result(['NODATA'])
self.assertFalse(resp)
resp = self.pm.check_result(['410C7D'])
self.assertTrue(resp)
@mock.patch('sys.stdout')
def test_check_error(self, mock_out):
# if hasn't error
resp = self.pm.check_error(['410C7D'])
self.assertTrue(resp)
# if some error appears
resp = self.pm.check_error(['7F0112'])
self.assertFalse(resp)
resp = self.pm.check_error(['7F0188'])
self.assertFalse(resp)
def setUp(self):
self.pm = Base()
def __init__(self, head=True):
Base.__init__(self)
self.header = head
self.check_sum = -2