64 lines
2.4 KiB
Python
64 lines
2.4 KiB
Python
import unittest
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from lbrynet.dht.serialization.bencoding import _bencode, bencode, bdecode, DecodeError
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class EncodeDecodeTest(unittest.TestCase):
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def test_fail_with_not_dict(self):
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with self.assertRaises(TypeError):
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bencode(1)
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with self.assertRaises(TypeError):
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bencode(b'derp')
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with self.assertRaises(TypeError):
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bencode('derp')
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with self.assertRaises(TypeError):
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bencode([b'derp'])
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with self.assertRaises(TypeError):
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bencode([object()])
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with self.assertRaises(TypeError):
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bencode({b'derp': object()})
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def test_fail_bad_type(self):
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with self.assertRaises(DecodeError):
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bdecode(b'd4le', True)
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def test_integer(self):
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self.assertEqual(_bencode(42), b'i42e')
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self.assertEqual(bdecode(b'i42e', True), 42)
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def test_bytes(self):
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self.assertEqual(_bencode(b''), b'0:')
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self.assertEqual(_bencode(b'spam'), b'4:spam')
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self.assertEqual(_bencode(b'4:spam'), b'6:4:spam')
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self.assertEqual(_bencode(bytearray(b'spam')), b'4:spam')
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self.assertEqual(bdecode(b'0:', True), b'')
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self.assertEqual(bdecode(b'4:spam', True), b'spam')
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self.assertEqual(bdecode(b'6:4:spam', True), b'4:spam')
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def test_string(self):
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self.assertEqual(_bencode(''), b'0:')
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self.assertEqual(_bencode('spam'), b'4:spam')
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self.assertEqual(_bencode('4:spam'), b'6:4:spam')
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def test_list(self):
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self.assertEqual(_bencode([b'spam', 42]), b'l4:spami42ee')
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self.assertEqual(bdecode(b'l4:spami42ee', True), [b'spam', 42])
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def test_dict(self):
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self.assertEqual(bencode({b'foo': 42, b'bar': b'spam'}), b'd3:bar4:spam3:fooi42ee')
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self.assertEqual(bdecode(b'd3:bar4:spam3:fooi42ee'), {b'foo': 42, b'bar': b'spam'})
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def test_mixed(self):
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self.assertEqual(_bencode(
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[[b'abc', b'127.0.0.1', 1919], [b'def', b'127.0.0.1', 1921]]),
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b'll3:abc9:127.0.0.1i1919eel3:def9:127.0.0.1i1921eee'
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)
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self.assertEqual(bdecode(
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b'll3:abc9:127.0.0.1i1919eel3:def9:127.0.0.1i1921eee', True),
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[[b'abc', b'127.0.0.1', 1919], [b'def', b'127.0.0.1', 1921]]
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)
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def test_decode_error(self):
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self.assertRaises(DecodeError, bdecode, b'abcdefghijklmnopqrstuvwxyz', True)
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self.assertRaises(DecodeError, bdecode, b'', True)
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