mirror of
https://github.com/LonamiWebs/Telethon.git
synced 2024-11-30 05:13:45 +03:00
91 lines
3.6 KiB
Python
91 lines
3.6 KiB
Python
import os
|
|
import unittest
|
|
from telethon.extensions import BinaryReader, BinaryWriter
|
|
|
|
|
|
class UtilsTests(unittest.TestCase):
|
|
@staticmethod
|
|
def test_binary_writer_reader():
|
|
# Test that we can write and read properly
|
|
with BinaryWriter() as writer:
|
|
writer.write_byte(1)
|
|
writer.write_int(5)
|
|
writer.write_long(13)
|
|
writer.write_float(17.0)
|
|
writer.write_double(25.0)
|
|
writer.write(bytes([26, 27, 28, 29, 30, 31, 32]))
|
|
writer.write_large_int(2**127, 128, signed=False)
|
|
|
|
data = writer.get_bytes()
|
|
expected = b'\x01\x05\x00\x00\x00\r\x00\x00\x00\x00\x00\x00\x00\x00\x00\x88A\x00\x00\x00\x00\x00\x00' \
|
|
b'9@\x1a\x1b\x1c\x1d\x1e\x1f \x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80'
|
|
|
|
assert data == expected, 'Retrieved data does not match the expected value'
|
|
|
|
with BinaryReader(data) as reader:
|
|
value = reader.read_byte()
|
|
assert value == 1, 'Example byte should be 1 but is {}'.format(
|
|
value)
|
|
|
|
value = reader.read_int()
|
|
assert value == 5, 'Example integer should be 5 but is {}'.format(
|
|
value)
|
|
|
|
value = reader.read_long()
|
|
assert value == 13, 'Example long integer should be 13 but is {}'.format(
|
|
value)
|
|
|
|
value = reader.read_float()
|
|
assert value == 17.0, 'Example float should be 17.0 but is {}'.format(
|
|
value)
|
|
|
|
value = reader.read_double()
|
|
assert value == 25.0, 'Example double should be 25.0 but is {}'.format(
|
|
value)
|
|
|
|
value = reader.read(7)
|
|
assert value == bytes([26, 27, 28, 29, 30, 31, 32]), 'Example bytes should be {} but is {}' \
|
|
.format(bytes([26, 27, 28, 29, 30, 31, 32]), value)
|
|
|
|
value = reader.read_large_int(128, signed=False)
|
|
assert value == 2**127, 'Example large integer should be {} but is {}'.format(
|
|
2**127, value)
|
|
|
|
# Test Telegram that types are written right
|
|
with BinaryWriter() as writer:
|
|
writer.write_int(0x60469778)
|
|
buffer = writer.get_bytes()
|
|
valid = b'\x78\x97\x46\x60' # Tested written bytes using C#'s MemoryStream
|
|
|
|
assert buffer == valid, 'Written type should be {} but is {}'.format(
|
|
list(valid), list(buffer))
|
|
|
|
@staticmethod
|
|
def test_binary_tgwriter_tgreader():
|
|
small_data = os.urandom(33)
|
|
small_data_padded = os.urandom(
|
|
19) # +1 byte for length = 20 (evenly divisible by 4)
|
|
|
|
large_data = os.urandom(999)
|
|
large_data_padded = os.urandom(1024)
|
|
|
|
data = (small_data, small_data_padded, large_data, large_data_padded)
|
|
string = 'Testing Telegram strings, this should work properly!'
|
|
|
|
with BinaryWriter() as writer:
|
|
# First write the data
|
|
for datum in data:
|
|
writer.tgwrite_bytes(datum)
|
|
writer.tgwrite_string(string)
|
|
|
|
with BinaryReader(writer.get_bytes()) as reader:
|
|
# And then try reading it without errors (it should be unharmed!)
|
|
for datum in data:
|
|
value = reader.tgread_bytes()
|
|
assert value == datum, 'Example bytes should be {} but is {}'.format(
|
|
datum, value)
|
|
|
|
value = reader.tgread_string()
|
|
assert value == string, 'Example string should be {} but is {}'.format(
|
|
string, value)
|