def test_get_date_address_tuples():
peer1, peer2 = create_peers()
DA_TUPLES = [(1392770000 + i, PeerAddress(1, "127.0.0.%d" % i, 8000 + i))
for i in range(100)]
from pycoinnet.message import pack_from_data
msg_data = pack_from_data("addr", date_address_tuples=DA_TUPLES)
@asyncio.coroutine
def run_peer1():
yield from standards.initial_handshake(peer1, VERSION_MSG)
next_message = peer1.new_get_next_message_f()
name, data = yield from next_message()
peer1.send_msg("addr", date_address_tuples=DA_TUPLES)
return name, data
@asyncio.coroutine
def run_peer2():
yield from standards.initial_handshake(peer2, VERSION_MSG_2)
date_address_tuples = yield from standards.get_date_address_tuples(
peer2)
return DA_TUPLES
f1 = asyncio.Task(run_peer1())
f2 = asyncio.Task(run_peer2())
asyncio.get_event_loop().run_until_complete(asyncio.wait([f1, f2]))
name, data = f1.result()
assert name == 'getaddr'
assert data == {}
date_address_tuples = f2.result()
assert date_address_tuples == DA_TUPLES
def test_get_date_address_tuples():
peer1, peer2 = create_peers()
DA_TUPLES = [(1392770000+i, PeerAddress(1, "127.0.0.%d" % i, 8000+i)) for i in range(100)]
from pycoinnet.message import pack_from_data
msg_data = pack_from_data("addr", date_address_tuples=DA_TUPLES)
@asyncio.coroutine
def run_peer1():
yield from standards.initial_handshake(peer1, VERSION_MSG)
next_message = peer1.new_get_next_message_f()
name, data = yield from next_message()
peer1.send_msg("addr", date_address_tuples=DA_TUPLES)
return name, data
@asyncio.coroutine
def run_peer2():
yield from standards.initial_handshake(peer2, VERSION_MSG_2)
date_address_tuples = yield from standards.get_date_address_tuples(peer2)
return DA_TUPLES
f1 = asyncio.Task(run_peer1())
f2 = asyncio.Task(run_peer2())
asyncio.get_event_loop().run_until_complete(asyncio.wait([f1, f2]))
name, data = f1.result()
assert name == 'getaddr'
assert data == {}
date_address_tuples = f2.result()
assert date_address_tuples == DA_TUPLES
def send_msg(self, message_name, **kwargs):
message_data = pack_from_data(message_name, **kwargs)
message_type = message_name.encode("utf8")
message_type_padded = (message_type+(b'\0'*12))[:12]
message_size = struct.pack("<L", len(message_data))
message_checksum = encoding.double_sha256(message_data)[:4]
packet = b"".join([
self.magic_header, message_type_padded, message_size, message_checksum, message_data
])
logging.debug("sending message %s [%d bytes] to %s", message_type.decode("utf8"), len(packet), self)
self.bytes_writ += len(packet)
self.transport.write(packet)
def send_msg(self, message_name, **kwargs):
message_data = pack_from_data(message_name, **kwargs)
message_type = message_name.encode("utf8")
message_type_padded = (message_type+(b'\0'*12))[:12]
message_size = struct.pack("<L", len(message_data))
message_checksum = encoding.double_sha256(message_data)[:4]
packet = b"".join([
self.magic_header, message_type_padded, message_size, message_checksum, message_data
])
logging.debug("sending message %s [%d bytes] to %s", message_type.decode("utf8"), len(packet), self)
self.bytes_writ += len(packet)
self.transport.write(packet)
def test_fetcher():
peer1, peer2 = create_peers()
TX_LIST = [make_tx(i) for i in range(100)]
from pycoinnet.message import pack_from_data
msg_data = pack_from_data("tx", tx=TX_LIST[0])
item1 = [InvItem(1, TX_LIST[0].hash())]
item2 = [InvItem(1, TX_LIST[i].hash()) for i in range(2)]
msg_data = pack_from_data("getdata", items=item1)
msg_data = pack_from_data("getdata", items=item2)
msg_data = pack_from_data("notfound", items=item1)
msg_data = pack_from_data("notfound", items=item2)
@asyncio.coroutine
def run_peer1():
r = []
yield from standards.initial_handshake(peer1, VERSION_MSG)
next_message = peer1.new_get_next_message_f()
t = yield from next_message()
r.append(t)
peer1.send_msg("tx", tx=TX_LIST[0])
t = yield from next_message()
r.append(t)
peer1.send_msg("notfound", items=[InvItem(ITEM_TYPE_TX, TX_LIST[1].hash())])
t = yield from next_message()
r.append(t)
peer1.send_msg("tx", tx=TX_LIST[2])
t = yield from next_message()
r.append(t)
items = [InvItem(ITEM_TYPE_TX, TX_LIST[3].hash())]
items.append([InvItem(ITEM_TYPE_TX, TX_LIST[5].hash())])
peer1.send_msg("notfound", items=items)
peer1.send_msg("tx", tx=TX_LIST[4])
return r
@asyncio.coroutine
def run_peer2():
r = []
yield from standards.initial_handshake(peer2, VERSION_MSG_2)
tx_fetcher = Fetcher(peer2)
tx = yield from tx_fetcher.fetch(mi(TX_LIST[0].hash()), timeout=5)
r.append(tx)
tx = yield from tx_fetcher.fetch(mi(TX_LIST[1].hash()))
r.append(tx)
tx = yield from tx_fetcher.fetch(mi(TX_LIST[2].hash()))
r.append(tx)
f1 = asyncio.Task(tx_fetcher.fetch(mi(TX_LIST[3].hash())))
f2 = asyncio.Task(tx_fetcher.fetch(mi(TX_LIST[4].hash())))
f3 = asyncio.Task(tx_fetcher.fetch(mi(TX_LIST[5].hash())))
yield from asyncio.wait([f1, f2, f3])
r.append(f1.result())
r.append(f2.result())
r.append(f3.result())
return r
f1 = asyncio.Task(run_peer1())
f2 = asyncio.Task(run_peer2())
asyncio.get_event_loop().run_until_complete(asyncio.wait([f1, f2]))
r = f1.result()
assert len(r) == 4
assert r[0] == ('getdata', dict(items=(InvItem(ITEM_TYPE_TX, TX_LIST[0].hash()),)))
assert r[1] == ('getdata', dict(items=(InvItem(ITEM_TYPE_TX, TX_LIST[1].hash()),)))
assert r[2] == ('getdata', dict(items=(InvItem(ITEM_TYPE_TX, TX_LIST[2].hash()),)))
assert r[3] == ('getdata', dict(items=tuple(InvItem(ITEM_TYPE_TX, TX_LIST[i].hash()) for i in range(3,6))))
r = f2.result()
assert len(r) == 6
assert r[0].hash() == TX_LIST[0].hash()
assert r[1] == None
assert r[2].hash() == TX_LIST[2].hash()
assert r[3] == None
assert r[4].hash() == TX_LIST[4].hash()
assert r[5] == None
