forked from LBRYCommunity/lbry-sdk
85 lines
4.5 KiB
Python
85 lines
4.5 KiB
Python
#!/usr/bin/env python
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#
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# This library is free software, distributed under the terms of
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# the GNU Lesser General Public License Version 3, or any later version.
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# See the COPYING file included in this archive
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from twisted.trial import unittest
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from lbrynet.dht.msgtypes import RequestMessage, ResponseMessage, ErrorMessage
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from lbrynet.dht.msgformat import MessageTranslator, DefaultFormat
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class DefaultFormatTranslatorTest(unittest.TestCase):
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""" Test case for the default message translator """
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def setUp(self):
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self.cases = ((RequestMessage('1' * 48, 'rpcMethod',
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{'arg1': 'a string', 'arg2': 123}, '1' * 20),
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{DefaultFormat.headerType: DefaultFormat.typeRequest,
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DefaultFormat.headerNodeID: '1' * 48,
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DefaultFormat.headerMsgID: '1' * 20,
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DefaultFormat.headerPayload: 'rpcMethod',
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DefaultFormat.headerArgs: {'arg1': 'a string', 'arg2': 123}}),
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(ResponseMessage('2' * 20, '2' * 48, 'response'),
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{DefaultFormat.headerType: DefaultFormat.typeResponse,
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DefaultFormat.headerNodeID: '2' * 48,
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DefaultFormat.headerMsgID: '2' * 20,
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DefaultFormat.headerPayload: 'response'}),
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(ErrorMessage('3' * 20, '3' * 48,
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"<type 'exceptions.ValueError'>", 'this is a test exception'),
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{DefaultFormat.headerType: DefaultFormat.typeError,
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DefaultFormat.headerNodeID: '3' * 48,
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DefaultFormat.headerMsgID: '3' * 20,
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DefaultFormat.headerPayload: "<type 'exceptions.ValueError'>",
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DefaultFormat.headerArgs: 'this is a test exception'}),
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(ResponseMessage(
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'4' * 20, '4' * 48,
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[('H\x89\xb0\xf4\xc9\xe6\xc5`H>\xd5\xc2\xc5\xe8Od\xf1\xca\xfa\x82',
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'127.0.0.1', 1919),
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('\xae\x9ey\x93\xdd\xeb\xf1^\xff\xc5\x0f\xf8\xac!\x0e\x03\x9fY@{',
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'127.0.0.1', 1921)]),
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{DefaultFormat.headerType: DefaultFormat.typeResponse,
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DefaultFormat.headerNodeID: '4' * 48,
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DefaultFormat.headerMsgID: '4' * 20,
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DefaultFormat.headerPayload:
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[('H\x89\xb0\xf4\xc9\xe6\xc5`H>\xd5\xc2\xc5\xe8Od\xf1\xca\xfa\x82',
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'127.0.0.1', 1919),
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('\xae\x9ey\x93\xdd\xeb\xf1^\xff\xc5\x0f\xf8\xac!\x0e\x03\x9fY@{',
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'127.0.0.1', 1921)]})
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)
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self.translator = DefaultFormat()
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self.assertTrue(
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isinstance(self.translator, MessageTranslator),
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'Translator class must inherit from entangled.kademlia.msgformat.MessageTranslator!')
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def testToPrimitive(self):
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""" Tests translation from a Message object to a primitive """
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for msg, msgPrimitive in self.cases:
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translatedObj = self.translator.toPrimitive(msg)
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self.assertEqual(len(translatedObj), len(msgPrimitive),
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"Translated object does not match example object's size")
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for key in msgPrimitive:
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self.assertEqual(
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translatedObj[key], msgPrimitive[key],
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'Message object type %s not translated correctly into primitive on '
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'key "%s"; expected "%s", got "%s"' %
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(msg.__class__.__name__, key, msgPrimitive[key], translatedObj[key]))
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def testFromPrimitive(self):
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""" Tests translation from a primitive to a Message object """
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for msg, msgPrimitive in self.cases:
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translatedObj = self.translator.fromPrimitive(msgPrimitive)
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self.assertEqual(
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type(translatedObj), type(msg),
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'Message type incorrectly translated; expected "%s", got "%s"' %
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(type(msg), type(translatedObj)))
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for key in msg.__dict__:
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self.assertEqual(
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msg.__dict__[key], translatedObj.__dict__[key],
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'Message instance variable "%s" not translated correctly; '
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'expected "%s", got "%s"' %
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(key, msg.__dict__[key], translatedObj.__dict__[key]))
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