def test_fetcher_timeout():
peer1, peer2 = create_peers()
TX_LIST = [make_tx(i) for i in range(100)]
@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)
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=2)
r.append(tx)
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) == 1
assert r[0] == ("getdata", dict(items=(InvItem(ITEM_TYPE_TX, TX_LIST[0].hash()),)))
r = f2.result()
assert len(r) == 1
assert r[0] == None
def test_TxHandler_simple():
# create some peers
peer1_2, peer2_1 = create_handshaked_peers(ip1="127.0.0.1", ip2="127.0.0.2")
peer1_3, peer3_1 = create_handshaked_peers(ip1="127.0.0.1", ip2="127.0.0.3")
TX_LIST = [make_tx(i) for i in range(20)]
@asyncio.coroutine
def run_client(peer_list, tx_list):
tx_store = {}
inv_collector = InvCollector()
tx_handler = TxHandler(inv_collector, tx_store)
for tx in tx_list:
tx_handler.add_tx(tx)
for peer in peer_list:
inv_collector.add_peer(peer)
tx_handler.add_peer(peer)
while len(tx_store) < 20:
yield from asyncio.sleep(0.1)
return tx_store
f1 = asyncio.Task(run_client([peer1_2, peer1_3], []))
f2 = asyncio.Task(run_client([peer2_1], TX_LIST[:10]))
f3 = asyncio.Task(run_client([peer3_1], TX_LIST[10:]))
done, pending = asyncio.get_event_loop().run_until_complete(asyncio.wait([f1, f2, f3], timeout=5.0))
assert len(done) == 3
assert len(pending) == 0
for i in range(3):
r = done.pop().result()
assert len(r) == 20
assert set(tx.hash() for tx in r.values()) == set(tx.hash() for tx in TX_LIST)
def test_InvCollector():
# create some peers
peer1_2, peer2 = create_handshaked_peers()
peer1_3, peer3 = create_handshaked_peers(ip1="127.0.0.1", ip2="127.0.0.3")
peer1_4, peer4 = create_handshaked_peers(ip1="127.0.0.1", ip2="127.0.0.4")
# peer1_* represents the local peer
TX_LIST = [make_tx(i) for i in range(100)]
@asyncio.coroutine
def run_local_peer(inv_collector, inv_item_q):
r = []
while len(r) < 90:
inv_item = yield from inv_item_q.get()
v = yield from inv_collector.fetch(inv_item)
r.append(v)
return r
@asyncio.coroutine
def run_remote_peer(next_message, peer, txs):
tx_db = dict((tx.hash(), tx) for tx in txs)
r = []
inv_items = [InvItem(ITEM_TYPE_TX, tx.hash()) for tx in txs]
peer.send_msg("inv", items=inv_items)
while True:
t = yield from next_message()
r.append(t)
if t[0] == 'getdata':
for inv_item in t[1]["items"]:
peer.send_msg("tx", tx=tx_db[inv_item.data])
return r
futures = []
for peer, txs in [(peer2, TX_LIST[:30]), (peer3, TX_LIST[30:60]),
(peer4, TX_LIST[60:90])]:
f = asyncio.Task(
run_remote_peer(peer.new_get_next_message_f(), peer, txs))
futures.append(f)
inv_collector = InvCollector()
[inv_collector.add_peer(peer) for peer in [peer1_2, peer1_3, peer1_4]]
f = asyncio.Task(
run_local_peer(inv_collector, inv_collector.new_inv_item_queue()))
done, pending = asyncio.get_event_loop().run_until_complete(
asyncio.wait([f], timeout=5.0))
r = done.pop().result()
assert len(r) == 90
assert [tx.hash() for tx in r] == [tx.hash() for tx in TX_LIST[:90]]
def test_InvCollector():
# create some peers
peer1_2, peer2 = create_handshaked_peers()
peer1_3, peer3 = create_handshaked_peers(ip1="127.0.0.1", ip2="127.0.0.3")
peer1_4, peer4 = create_handshaked_peers(ip1="127.0.0.1", ip2="127.0.0.4")
# peer1_* represents the local peer
TX_LIST = [make_tx(i) for i in range(100)]
@asyncio.coroutine
def run_local_peer(inv_collector, inv_item_q):
r = []
while len(r) < 90:
inv_item = yield from inv_item_q.get()
v = yield from inv_collector.fetch(inv_item)
r.append(v)
return r
@asyncio.coroutine
def run_remote_peer(next_message, peer, txs):
tx_db = dict((tx.hash(), tx) for tx in txs)
r = []
inv_items = [InvItem(ITEM_TYPE_TX, tx.hash()) for tx in txs]
peer.send_msg("inv", items=inv_items)
while True:
t = yield from next_message()
r.append(t)
if t[0] == "getdata":
for inv_item in t[1]["items"]:
peer.send_msg("tx", tx=tx_db[inv_item.data])
return r
futures = []
for peer, txs in [(peer2, TX_LIST[:30]), (peer3, TX_LIST[30:60]), (peer4, TX_LIST[60:90])]:
f = asyncio.Task(run_remote_peer(peer.new_get_next_message_f(), peer, txs))
futures.append(f)
inv_collector = InvCollector()
[inv_collector.add_peer(peer) for peer in [peer1_2, peer1_3, peer1_4]]
f = asyncio.Task(run_local_peer(inv_collector, inv_collector.new_inv_item_queue()))
done, pending = asyncio.get_event_loop().run_until_complete(asyncio.wait([f], timeout=5.0))
r = done.pop().result()
assert len(r) == 90
assert [tx.hash() for tx in r] == [tx.hash() for tx in TX_LIST[:90]]
def test_InvCollector_simple():
# create some peers
peer1_2, peer2 = create_handshaked_peers()
# peer1_2 represents the local peer
TX_LIST = [make_tx(i) for i in range(10)]
@asyncio.coroutine
def run_local_peer(peer_list):
inv_collector = InvCollector()
for peer in peer_list:
inv_collector.add_peer(peer)
r = []
inv_item_q = inv_collector.new_inv_item_queue()
while len(r) < 10:
inv_item = yield from inv_item_q.get()
v = yield from inv_collector.fetch(inv_item)
r.append(v)
return r
@asyncio.coroutine
def run_remote_peer(next_message, peer, txs):
tx_db = dict((tx.hash(), tx) for tx in txs)
r = []
inv_items = [InvItem(ITEM_TYPE_TX, tx.hash()) for tx in txs]
peer.send_msg("inv", items=inv_items)
while True:
t = yield from next_message()
r.append(t)
if t[0] == 'getdata':
for inv_item in t[1]["items"]:
peer.send_msg("tx", tx=tx_db[inv_item.data])
return r
f1 = asyncio.Task(run_local_peer([peer1_2]))
f2 = asyncio.Task(
run_remote_peer(peer2.new_get_next_message_f(), peer2, TX_LIST))
done, pending = asyncio.get_event_loop().run_until_complete(
asyncio.wait([f1], timeout=3.0))
r = done.pop().result()
assert len(r) == 10
assert [tx.hash() for tx in r] == [tx.hash() for tx in TX_LIST]
def test_InvCollector_simple():
# create some peers
peer1_2, peer2 = create_handshaked_peers()
# peer1_2 represents the local peer
TX_LIST = [make_tx(i) for i in range(10)]
@asyncio.coroutine
def run_local_peer(peer_list):
inv_collector = InvCollector()
for peer in peer_list:
inv_collector.add_peer(peer)
r = []
inv_item_q = inv_collector.new_inv_item_queue()
while len(r) < 10:
inv_item = yield from inv_item_q.get()
v = yield from inv_collector.fetch(inv_item)
r.append(v)
return r
@asyncio.coroutine
def run_remote_peer(next_message, peer, txs):
tx_db = dict((tx.hash(), tx) for tx in txs)
r = []
inv_items = [InvItem(ITEM_TYPE_TX, tx.hash()) for tx in txs]
peer.send_msg("inv", items=inv_items)
while True:
t = yield from next_message()
r.append(t)
if t[0] == "getdata":
for inv_item in t[1]["items"]:
peer.send_msg("tx", tx=tx_db[inv_item.data])
return r
f1 = asyncio.Task(run_local_peer([peer1_2]))
f2 = asyncio.Task(run_remote_peer(peer2.new_get_next_message_f(), peer2, TX_LIST))
done, pending = asyncio.get_event_loop().run_until_complete(asyncio.wait([f1], timeout=3.0))
r = done.pop().result()
assert len(r) == 10
assert [tx.hash() for tx in r] == [tx.hash() for tx in TX_LIST]
def test_fetcher_timeout():
peer1, peer2 = create_peers()
TX_LIST = [make_tx(i) for i in range(100)]
@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)
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=2)
r.append(tx)
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) == 1
assert r[0] == ('getdata',
dict(items=(InvItem(ITEM_TYPE_TX, TX_LIST[0].hash()), )))
r = f2.result()
assert len(r) == 1
assert r[0] == None
def test_TxCollector_retry():
# create some peers
peer1_2, peer2 = create_handshaked_peers()
peer1_3, peer3 = create_handshaked_peers(ip1="127.0.0.1", ip2="127.0.0.3")
TX_LIST = [make_tx(i) for i in range(10)]
TX_LIST.sort(key=lambda tx: tx.id())
@asyncio.coroutine
def run_remote_peer(peer, txs, in_db_count, delay):
# this peer will immediately advertise the ten transactions
# But when they are requested, it will only send one,
# and "notfound" eight.
yield from asyncio.sleep(delay)
tx_db = dict((tx.hash(), tx) for tx in txs[:in_db_count])
r = []
inv_items = [InvItem(ITEM_TYPE_TX, tx.hash()) for tx in txs]
peer.send_msg("inv", items=inv_items)
next_message = peer.new_get_next_message_f()
while True:
t = yield from next_message()
r.append(t)
if t[0] == 'getdata':
found = []
not_found = []
yield from asyncio.sleep(0.1)
for inv_item in t[1]["items"]:
if inv_item.data in tx_db:
found.append(tx_db[inv_item.data])
else:
not_found.append(inv_item)
if not_found:
if len(not_found) == 9:
not_found = not_found[:8]
peer.send_msg("notfound", items=not_found)
for tx in found:
peer.send_msg("tx", tx=tx)
return r
@asyncio.coroutine
def run_local_peer(peer_list, r):
inv_collector = InvCollector()
for peer in peer_list:
inv_collector.add_peer(peer)
inv_item_q = inv_collector.new_inv_item_queue()
@asyncio.coroutine
def _do_fetch(inv_collector, inv_item, r):
v = yield from inv_collector.fetch(inv_item, peer_timeout=3.0)
if v:
r.append(v)
# keep a strong reference to these tasks
tasks = []
for i in range(10):
inv_item = yield from inv_item_q.get()
tasks.append(asyncio.Task(_do_fetch(inv_collector, inv_item, r)))
while len(r) < 10:
yield from asyncio.sleep(0.1)
return r
f2 = asyncio.Task(run_remote_peer(peer2, TX_LIST, 1, 0.2))
f3 = asyncio.Task(run_remote_peer(peer3, TX_LIST, 10, 1.0))
r = []
f = asyncio.Task(run_local_peer([peer1_2, peer1_3], r))
done, pending = asyncio.get_event_loop().run_until_complete(
asyncio.wait([f], timeout=7.5))
assert len(done) == 1
#r = done.pop().result()
assert len(r) == 10
assert set(tx.hash() for tx in r) == set(tx.hash() for tx in TX_LIST)
def test_TxCollector_notfound():
peer1_2, peer2 = create_handshaked_peers()
TX_LIST = [make_tx(i) for i in range(10)]
@asyncio.coroutine
def run_peer_2(peer, txs):
# this peer will immediately advertise five transactions
# But when they are requested, it will say they are "notfound".
# Then it will sleep 0.25 s, then advertise one transaction,
# then send it when requested.
next_message = peer.new_get_next_message_f()
tx_db = dict((tx.hash(), tx) for tx in txs[5:])
r = []
inv_items = [InvItem(ITEM_TYPE_TX, tx.hash()) for tx in txs]
peer.send_msg("inv", items=inv_items)
while 1:
t = yield from next_message()
r.append(t)
if t[0] == 'getdata':
found = []
not_found = []
for inv_item in t[1]["items"]:
if inv_item.data in tx_db:
found.append(tx_db[inv_item.data])
else:
not_found.append(inv_item)
if not_found:
peer.send_msg("notfound", items=not_found)
for tx in found:
peer.send_msg("tx", tx=tx)
return r
@asyncio.coroutine
def run_local_peer(peer_list):
inv_collector = InvCollector()
for peer in peer_list:
inv_collector.add_peer(peer)
r = []
inv_item_q = inv_collector.new_inv_item_queue()
while len(r) < 5:
yield from asyncio.sleep(0.1)
inv_item = yield from inv_item_q.get()
try:
v = yield from asyncio.wait_for(inv_collector.fetch(inv_item),
timeout=0.5)
if v:
r.append(v)
except asyncio.TimeoutError:
pass
return r
f2 = asyncio.Task(run_peer_2(peer2, TX_LIST))
f = asyncio.Task(run_local_peer([peer1_2]))
done, pending = asyncio.get_event_loop().run_until_complete(
asyncio.wait([f], timeout=7.5))
r = done.pop().result()
assert len(r) == 5
assert [tx.hash() for tx in r] == [tx.hash() for tx in TX_LIST[5:]]
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
def test_TxCollector_retry():
# create some peers
peer1_2, peer2 = create_handshaked_peers()
peer1_3, peer3 = create_handshaked_peers(ip1="127.0.0.1", ip2="127.0.0.3")
TX_LIST = [make_tx(i) for i in range(10)]
TX_LIST.sort(key=lambda tx: tx.id())
@asyncio.coroutine
def run_remote_peer(peer, txs, in_db_count, delay):
# this peer will immediately advertise the ten transactions
# But when they are requested, it will only send one,
# and "notfound" eight.
yield from asyncio.sleep(delay)
tx_db = dict((tx.hash(), tx) for tx in txs[:in_db_count])
r = []
inv_items = [InvItem(ITEM_TYPE_TX, tx.hash()) for tx in txs]
peer.send_msg("inv", items=inv_items)
next_message = peer.new_get_next_message_f()
while True:
t = yield from next_message()
r.append(t)
if t[0] == "getdata":
found = []
not_found = []
yield from asyncio.sleep(0.1)
for inv_item in t[1]["items"]:
if inv_item.data in tx_db:
found.append(tx_db[inv_item.data])
else:
not_found.append(inv_item)
if not_found:
if len(not_found) == 9:
not_found = not_found[:8]
peer.send_msg("notfound", items=not_found)
for tx in found:
peer.send_msg("tx", tx=tx)
return r
@asyncio.coroutine
def run_local_peer(peer_list, r):
inv_collector = InvCollector()
for peer in peer_list:
inv_collector.add_peer(peer)
inv_item_q = inv_collector.new_inv_item_queue()
@asyncio.coroutine
def _do_fetch(inv_collector, inv_item, r):
v = yield from inv_collector.fetch(inv_item, peer_timeout=3.0)
if v:
r.append(v)
# keep a strong reference to these tasks
tasks = []
for i in range(10):
inv_item = yield from inv_item_q.get()
tasks.append(asyncio.Task(_do_fetch(inv_collector, inv_item, r)))
while len(r) < 10:
yield from asyncio.sleep(0.1)
return r
f2 = asyncio.Task(run_remote_peer(peer2, TX_LIST, 1, 0.2))
f3 = asyncio.Task(run_remote_peer(peer3, TX_LIST, 10, 1.0))
r = []
f = asyncio.Task(run_local_peer([peer1_2, peer1_3], r))
done, pending = asyncio.get_event_loop().run_until_complete(asyncio.wait([f], timeout=7.5))
assert len(done) == 1
# r = done.pop().result()
assert len(r) == 10
assert set(tx.hash() for tx in r) == set(tx.hash() for tx in TX_LIST)
def test_TxCollector_notfound():
peer1_2, peer2 = create_handshaked_peers()
TX_LIST = [make_tx(i) for i in range(10)]
@asyncio.coroutine
def run_peer_2(peer, txs):
# this peer will immediately advertise five transactions
# But when they are requested, it will say they are "notfound".
# Then it will sleep 0.25 s, then advertise one transaction,
# then send it when requested.
next_message = peer.new_get_next_message_f()
tx_db = dict((tx.hash(), tx) for tx in txs[5:])
r = []
inv_items = [InvItem(ITEM_TYPE_TX, tx.hash()) for tx in txs]
peer.send_msg("inv", items=inv_items)
while 1:
t = yield from next_message()
r.append(t)
if t[0] == "getdata":
found = []
not_found = []
for inv_item in t[1]["items"]:
if inv_item.data in tx_db:
found.append(tx_db[inv_item.data])
else:
not_found.append(inv_item)
if not_found:
peer.send_msg("notfound", items=not_found)
for tx in found:
peer.send_msg("tx", tx=tx)
return r
@asyncio.coroutine
def run_local_peer(peer_list):
inv_collector = InvCollector()
for peer in peer_list:
inv_collector.add_peer(peer)
r = []
inv_item_q = inv_collector.new_inv_item_queue()
while len(r) < 5:
yield from asyncio.sleep(0.1)
inv_item = yield from inv_item_q.get()
try:
v = yield from asyncio.wait_for(inv_collector.fetch(inv_item), timeout=0.5)
if v:
r.append(v)
except asyncio.TimeoutError:
pass
return r
f2 = asyncio.Task(run_peer_2(peer2, TX_LIST))
f = asyncio.Task(run_local_peer([peer1_2]))
done, pending = asyncio.get_event_loop().run_until_complete(asyncio.wait([f], timeout=7.5))
r = done.pop().result()
assert len(r) == 5
assert [tx.hash() for tx in r] == [tx.hash() for tx in TX_LIST[5:]]
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
