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# Copyright (c) str4d <str4d@mail.i2p>
# See COPYING for details.
from twisted.internet.error import ConnectionLost, ConnectionRefusedError
from twisted.internet.protocol import Factory, Protocol
from twisted.internet.interfaces import IStreamServerEndpoint
from twisted.python import failure
from twisted.test import proto_helpers
from twisted.trial import unittest
from txi2p.sam import endpoints
from txi2p.sam.session import SAMSession
from txi2p.test.util import FakeEndpoint, FakeFactory, fakeSession
connectionLostFailure = failure.Failure(ConnectionLost())
connectionRefusedFailure = failure.Failure(ConnectionRefusedError())
def sessionOptionsFromNew(cls, **kwargs):
"""
Create a new session factory and return the value of its ``options``
attribute.
:param cls: A class like ``endpoints.SAMI2PStreamClientEndpoint``.
:return: A ``Deferred`` that fires with the ``options`` value.
"""
samEndpoint = FakeEndpoint(failure=connectionRefusedFailure)
endpoint = cls.new(samEndpoint, '', **kwargs)
if IStreamServerEndpoint.providedBy(endpoint):
f = endpoint.listen
else:
f = endpoint.connect
d = f(Factory.forProtocol(Protocol))
d.addErrback(lambda err: err.trap(ConnectionRefusedError))
d.addCallback(lambda ignored: samEndpoint.factory.options)
return d
class SAMI2PStreamClientEndpointTestCase(unittest.TestCase):
"""
Tests for I2P client Endpoint backed by the SAM API.
"""
endpointClass = endpoints.SAMI2PStreamClientEndpoint
def test_newWithOptions(self):
"""
If ``SAMI2PStreamClientEndpoint.new`` is called options then
``SessionCreateFactory`` is created with those options.
"""
options = {'inbound.length': 5, 'outbound.length': 5}
d = sessionOptionsFromNew(self.endpointClass, options=options)
self.assertEqual(self.successResultOf(d), options)
def test_newWithoutOptions(self):
"""
If ``SAMI2PStreamClientEndpoint.new`` is called without options then
``SessionCreateFactory`` is created with an empty options dictionary.
"""
d = sessionOptionsFromNew(self.endpointClass)
self.assertEqual(self.successResultOf(d), {})
def test_samConnectionFailed(self):
samEndpoint = FakeEndpoint(failure=connectionRefusedFailure)
endpoint = endpoints.SAMI2PStreamClientEndpoint.new(samEndpoint, '')
d = endpoint.connect(Factory.forProtocol(Protocol))
self.failureResultOf(d, ConnectionRefusedError)
def test_streamConnect(self):
samEndpoint = FakeEndpoint()
session = SAMSession()
session.nickname = 'foo'
session.samEndpoint = samEndpoint
session.samVersion = '3.1'
session.id = 'foo'
session._autoClose = True
endpoint = endpoints.SAMI2PStreamClientEndpoint(session, 'foo.i2p')
endpoint.connect(None)
self.assertSubstring('HELLO VERSION', samEndpoint.transport.value().decode('utf-8'))
class SAMI2PStreamServerEndpointTestCase(unittest.TestCase):
"""
Tests for I2P server Endpoint backed by the SAM API.
"""
endpointClass = endpoints.SAMI2PStreamServerEndpoint
def test_newWithOptions(self):
"""
If ``SAMI2PStreamServerEndpoint.new`` is called options then
``SessionCreateFactory`` is created with those options.
"""
options = {'inbound.length': 5, 'outbound.length': 5}
d = sessionOptionsFromNew(self.endpointClass, options=options)
self.assertEqual(self.successResultOf(d), options)
def test_newWithoutOptions(self):
"""
If ``SAMI2PStreamServerEndpoint.new`` is called without options then
``SessionCreateFactory`` is created with an empty options dictionary.
"""
d = sessionOptionsFromNew(self.endpointClass)
self.assertEqual(self.successResultOf(d), {})
def test_samConnectionFailed(self):
samEndpoint = FakeEndpoint(failure=connectionRefusedFailure)
endpoint = endpoints.SAMI2PStreamServerEndpoint.new(samEndpoint, '')
d = endpoint.listen(Factory.forProtocol(Protocol))
self.failureResultOf(d, ConnectionRefusedError)
def test_streamListen(self):
samEndpoint = FakeEndpoint()
session = SAMSession()
session.nickname = 'foo'
session.samEndpoint = samEndpoint
session.samVersion = '3.1'
session.id = 'foo'
session._autoClose = True
endpoint = endpoints.SAMI2PStreamServerEndpoint(session)
endpoint.listen(None)
self.assertSubstring('HELLO VERSION', str(samEndpoint.transport.value()))
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