def test_init(self):
"""Test constructor that creates object from stream."""
stream = ['\x01', '\x00', '\x03', '\x02', '\n', '\x00']
m = Message(stream)
# Check properties
self.assertEqual(m.cmd, 0x01)
self.assertEqual(m.payload, [chr(2), chr(10), chr(0)])
# Convert message to stream
self.assertEqual(m.stream, stream)
def test_small_message(self):
"""Test message with stream impossibly small."""
with self.assertRaises(SerialErrMsgShort):
Message(['\x11', '\x00'])