def test_encode_atom(self):
""" Try an atom 'hello' """
data1 = etf.term_to_binary(Term.Atom('hello', encoding="latin-1"))
expected1 = bytes([131, ord('d'), 0, 5, 104, 101, 108, 108, 111])
self.assertEqual(data1, expected1)
data2 = etf.term_to_binary(Term.Atom('hello', encoding="utf8"))
expected2 = bytes([131, ord('v'), 0, 5, 104, 101, 108, 108, 111])
self.assertEqual(data2, expected2)
def _control_message(self, ctrl, msg):
""" Pack a control message and a regular message (can be None) together
and send them over the connection
"""
if msg is None:
packet = b'p' + etf.term_to_binary(ctrl)
else:
packet = b'p' + etf.term_to_binary(ctrl) + etf.term_to_binary(msg)
self._send_packet4(packet)
def test_binary(self):
""" Encode and decode binary immediately and compare results """
data1 = bytes([131, 109, 0, 0, 0, 1, 34])
(val1, tail) = etf.binary_to_term(data1)
data2 = etf.term_to_binary(val1)
self.assertEqual(data1, data2)
self.assertEqual(tail, b'')
def test_float(self):
""" Encode and decode immediately and compare results """
val1 = 1.234567901
data1 = etf.term_to_binary(val1)
(val2, tail) = etf.binary_to_term(data1)
self.assertEqual(val1, val2)
self.assertEqual(tail, b'')
def test_encode_decode_ref(self):
data1 = bytes([
131, 114, 0, 3, 100, 0, 13, 101, 114, 108, 64, 49, 50, 55, 46, 48,
46, 48, 46, 49, 1, 0, 0, 1, 58, 0, 0, 0, 2, 0, 0, 0, 0
])
(val1, tail) = etf.binary_to_term(data1)
data2 = etf.term_to_binary(val1)
self.assertEqual(data1, data2)
def test_binary_bits(self):
""" Encode and decode binary bits immediately and compare results.
Erlang value is: <<3:2>>
"""
data1 = bytes([131, 77, 0, 0, 0, 1, 2, 192])
((val1, lbbits1), tail) = etf.binary_to_term(data1)
data2 = etf.term_to_binary(BitString(val1, lbbits1))
self.assertEqual(data1, data2)
self.assertEqual(tail, b'')
def test_encode_map(self):
""" Try encode a map #{1 => 2} """
data = etf.term_to_binary({1: 2})
expected = bytes([131, 116, 0, 0, 0, 1, 97, 1, 97, 2])
self.assertEqual(data, expected)