Update tests to use bitcoind_sim event-wise

Also clean son unused imports

test/unit/conftest.py

@@ -1,14 +1,15 @@
 import pytest
+import requests
 from time import sleep
 from threading import Thread
 
 from pisa.api import start_api
-from test2.simulator.bitcoind_sim import run_simulator
+from test.simulator.bitcoind_sim import run_simulator, HOST, PORT
 
 
 @pytest.fixture(scope='session')
 def run_bitcoind():
-    bitcoind_thread = Thread(target=run_simulator)
+    bitcoind_thread = Thread(target=run_simulator, kwargs={"mode": "event"})
     bitcoind_thread.daemon = True
     bitcoind_thread.start()
 
@@ -24,3 +25,10 @@ def run_api():
 
     # It takes a little bit of time to start the API (otherwise the requests are sent too early and they fail)
     sleep(0.1)
+
+
+def generate_block():
+    requests.post(url="http://{}:{}/generate".format(HOST, PORT), timeout=5)
+    sleep(0.5)
+
+

test/unit/test_api.py

@@ -1,37 +1,42 @@
-import os
 import json
 import pytest
-import time
 import requests
 from hashlib import sha256
 from binascii import unhexlify
 
 from apps.cli.blob import Blob
 from pisa import HOST, PORT, logging
+from test.simulator.utils import sha256d
+from test.simulator.transaction import TX
+from test.unit.conftest import generate_block
 from pisa.utils.auth_proxy import AuthServiceProxy
-from test2.simulator.bitcoind_sim import TIME_BETWEEN_BLOCKS, create_dummy_transaction
 from pisa.conf import BTC_RPC_USER, BTC_RPC_PASSWD, BTC_RPC_HOST, BTC_RPC_PORT, MAX_APPOINTMENTS
 
 logging.getLogger().disabled = True
+
 PISA_API = "http://{}:{}".format(HOST, PORT)
 MULTIPLE_APPOINTMENTS = 10
 
 appointments = []
-locator_dispute_txid_map = {}
+locator_dispute_tx_map = {}
 
 
-def generate_dummy_appointment(dispute_txid):
+def generate_dummy_appointment():
     r = requests.get(url=PISA_API + '/get_block_count', timeout=5)
 
     current_height = r.json().get("block_count")
 
-    dummy_appointment_data = {"tx": create_dummy_transaction(), "tx_id": dispute_txid, "start_time": current_height + 5,
+    dispute_tx = TX.create_dummy_transaction()
+    dispute_txid = sha256d(dispute_tx)
+    justice_tx = TX.create_dummy_transaction(dispute_txid)
+
+    dummy_appointment_data = {"tx": justice_tx, "tx_id": dispute_txid, "start_time": current_height + 5,
                               "end_time": current_height + 30, "dispute_delta": 20}
 
     cipher = "AES-GCM-128"
     hash_function = "SHA256"
 
-    locator = sha256(unhexlify(dummy_appointment_data.get("tx_id"))).hexdigest()
+    locator = sha256(unhexlify(dispute_txid)).hexdigest()
     blob = Blob(dummy_appointment_data.get("tx"), cipher, hash_function)
 
     encrypted_blob = blob.encrypt((dummy_appointment_data.get("tx_id")))
@@ -41,22 +46,13 @@ def generate_dummy_appointment(dispute_txid):
                    "dispute_delta": dummy_appointment_data.get("dispute_delta"),
                    "encrypted_blob": encrypted_blob, "cipher": cipher, "hash_function": hash_function}
 
-    return appointment
+    return appointment, dispute_tx
 
 
 @pytest.fixture
-def new_appointment(dispute_txid=None):
-    appointment = create_appointment(dispute_txid)
-
-    return appointment
-
-
-def create_appointment(dispute_txid=None):
-    if dispute_txid is None:
-        dispute_txid = os.urandom(32).hex()
-
-    appointment = generate_dummy_appointment(dispute_txid)
-    locator_dispute_txid_map[appointment["locator"]] = dispute_txid
+def new_appointment():
+    appointment, dispute_tx = generate_dummy_appointment()
+    locator_dispute_tx_map[appointment["locator"]] = dispute_tx
 
     return appointment
 
@@ -147,12 +143,12 @@ def test_get_all_appointments_responder():
     bitcoin_cli = AuthServiceProxy("http://%s:%s@%s:%d" % (BTC_RPC_USER, BTC_RPC_PASSWD, BTC_RPC_HOST, BTC_RPC_PORT))
 
     locators = [appointment["locator"] for appointment in appointments]
-    for locator, dispute_txid in locator_dispute_txid_map.items():
+    for locator, dispute_tx in locator_dispute_tx_map.items():
         if locator in locators:
-            bitcoin_cli.sendrawtransaction(dispute_txid)
+            bitcoin_cli.sendrawtransaction(dispute_tx)
 
     # Wait a bit for them to get confirmed
-    time.sleep(TIME_BETWEEN_BLOCKS)
+    generate_block()
 
     # Get all appointments
     r = requests.get(url=PISA_API + "/get_all_appointments")

test/unit/test_carrier.py

@@ -1,11 +1,13 @@
 import pytest
 import logging
 from os import urandom
-from time import sleep
+
 
 from pisa.carrier import Carrier
+from test.simulator.utils import sha256d
+from test.simulator.transaction import TX
+from test.unit.conftest import generate_block
 from pisa.rpc_errors import RPC_VERIFY_ALREADY_IN_CHAIN, RPC_DESERIALIZATION_ERROR
-from test2.simulator.bitcoind_sim import TIME_BETWEEN_BLOCKS
 
 logging.getLogger().disabled = True
 
@@ -24,23 +26,28 @@ def carrier():
 
 def test_send_transaction(run_bitcoind, carrier):
     # We are mocking bitcoind and in our simulator txid == tx
-    tx = urandom(32).hex()
-    receipt = carrier.send_transaction(tx, tx)
+    tx = TX.create_dummy_transaction()
+    txid = sha256d(tx)
+
+    receipt = carrier.send_transaction(tx, txid)
 
     assert(receipt.delivered is True)
 
 
 def test_send_double_spending_transaction(carrier):
     # We can test what happens if the same transaction is sent twice
-    tx = urandom(32).hex()
-    receipt = carrier.send_transaction(tx, tx)
-    sent_txs.append(tx)
+    tx = TX.create_dummy_transaction()
+    txid = sha256d(tx)
+
+    receipt = carrier.send_transaction(tx, txid)
+    sent_txs.append(txid)
 
     # Wait for a block to be mined
-    sleep(2*TIME_BETWEEN_BLOCKS)
+    for _ in range(2):
+        generate_block()
 
     # Try to send it again
-    receipt2 = carrier.send_transaction(tx, tx)
+    receipt2 = carrier.send_transaction(tx, txid)
 
     # The carrier should report delivered True for both, but in the second case the transaction was already delivered
     # (either by himself or someone else)
@@ -51,8 +58,9 @@ def test_send_double_spending_transaction(carrier):
 
 def test_send_transaction_invalid_format(carrier):
     # Test sending a transaction that does not fits the format
-    tx = urandom(31).hex()
-    receipt = carrier.send_transaction(tx, tx)
+    tx = TX.create_dummy_transaction()
+    txid = sha256d(tx)
+    receipt = carrier.send_transaction(txid, txid)
 
     assert (receipt.delivered is False and receipt.reason == RPC_DESERIALIZATION_ERROR)
 

test/unit/test_encrypted_blob.py

@@ -1,5 +1,4 @@
 from os import urandom
-from cryptography.exceptions import InvalidTag
 
 from pisa import logging
 from pisa.encrypted_blob import EncryptedBlob

test/unit/test_tools.py

@@ -1,4 +1,4 @@
-from pisa import logging, bitcoin_cli
+from pisa import logging
 from pisa.tools import check_txid_format
 from pisa.tools import can_connect_to_bitcoind, in_correct_network
 

test/unit/test_watcher.py

@@ -1,22 +1,25 @@
 import pytest
 import logging
-from os import urandom
-from time import sleep
 from uuid import uuid4
 from hashlib import sha256
 from threading import Thread
+from binascii import unhexlify
 from queue import Queue, Empty
 
+from apps.cli.blob import Blob
 from pisa.watcher import Watcher
 from pisa.responder import Responder
 from pisa.conf import MAX_APPOINTMENTS
 from pisa.appointment import Appointment
 from pisa.tools import check_txid_format
+from test.simulator.utils import sha256d
+from test.simulator.transaction import TX
+from test.unit.conftest import generate_block
 from pisa.utils.auth_proxy import AuthServiceProxy
-from test2.simulator.bitcoind_sim import TIME_BETWEEN_BLOCKS
 from pisa.conf import EXPIRY_DELTA, BTC_RPC_USER, BTC_RPC_PASSWD, BTC_RPC_HOST, BTC_RPC_PORT
 
 logging.getLogger().disabled = True
+
 APPOINTMENTS = 5
 START_TIME_OFFSET = 1
 END_TIME_OFFSET = 1
@@ -27,37 +30,44 @@ def watcher():
     return Watcher()
 
 
-def create_appointment(locator=None):
+def generate_dummy_appointment():
     bitcoin_cli = AuthServiceProxy("http://%s:%s@%s:%d" % (BTC_RPC_USER, BTC_RPC_PASSWD, BTC_RPC_HOST, BTC_RPC_PORT))
 
-    if locator is None:
-        locator = urandom(32).hex()
+    dispute_tx = TX.create_dummy_transaction()
+    dispute_txid = sha256d(dispute_tx)
+    justice_tx = TX.create_dummy_transaction(dispute_txid)
 
     start_time = bitcoin_cli.getblockcount() + 1
     end_time = start_time + 1
     dispute_delta = 20
-    encrypted_blob_data = urandom(100).hex()
+
     cipher = "AES-GCM-128"
     hash_function = "SHA256"
 
-    return Appointment(locator, start_time, end_time, dispute_delta, encrypted_blob_data, cipher, hash_function)
+    locator = sha256(unhexlify(dispute_txid)).hexdigest()
+    blob = Blob(justice_tx, cipher, hash_function)
+
+    encrypted_blob = blob.encrypt(dispute_txid)
+
+    appointment = Appointment(locator, start_time, end_time, dispute_delta, encrypted_blob, cipher, hash_function)
+
+    return appointment, dispute_tx
 
 
 def create_appointments(n):
     locator_uuid_map = dict()
     appointments = dict()
-    txids = []
+    dispute_txs = []
 
     for i in range(n):
-        txid = urandom(32)
+        appointment, dispute_tx = generate_dummy_appointment()
         uuid = uuid4().hex
-        locator = sha256(txid).hexdigest()
 
-        appointments[uuid] = create_appointment(locator)
-        locator_uuid_map[locator] = [uuid]
-        txids.append(txid.hex())
+        appointments[uuid] = appointment
+        locator_uuid_map[appointment.locator] = [uuid]
+        dispute_txs.append(dispute_tx)
 
-    return appointments, locator_uuid_map, txids
+    return appointments, locator_uuid_map, dispute_txs
 
 
 def test_init(watcher):
@@ -71,13 +81,14 @@ def test_init(watcher):
 
 
 def test_add_appointment(run_bitcoind, watcher):
-    # The watcher automatically fire do_watch and do_subscribe on adding an appointment if it is asleep (initial state).
+    # The watcher automatically fires do_watch and do_subscribe on adding an appointment if it is asleep (initial state)
     # Avoid this by setting the state to awake.
     watcher.asleep = False
 
     # We should be able to add appointments up to the limit
     for _ in range(10):
-        added_appointment = watcher.add_appointment(create_appointment())
+        appointment, dispute_tx = generate_dummy_appointment()
+        added_appointment = watcher.add_appointment(appointment)
 
         assert added_appointment is True
 
@@ -87,11 +98,13 @@ def test_add_too_many_appointments(watcher):
     watcher.appointments = dict()
 
     for _ in range(MAX_APPOINTMENTS):
-        added_appointment = watcher.add_appointment(create_appointment())
+        appointment, dispute_tx = generate_dummy_appointment()
+        added_appointment = watcher.add_appointment(appointment)
 
         assert added_appointment is True
 
-    added_appointment = watcher.add_appointment(create_appointment())
+    appointment, dispute_tx = generate_dummy_appointment()
+    added_appointment = watcher.add_appointment(appointment)
 
     assert added_appointment is False
 
@@ -104,7 +117,8 @@ def test_do_subscribe(watcher):
     zmq_thread.start()
 
     try:
-        block_hash = watcher.block_queue.get(timeout=MAX_APPOINTMENTS)
+        generate_block()
+        block_hash = watcher.block_queue.get()
         assert check_txid_format(block_hash)
 
     except Empty:
@@ -115,25 +129,28 @@ def test_do_watch(watcher):
     bitcoin_cli = AuthServiceProxy("http://%s:%s@%s:%d" % (BTC_RPC_USER, BTC_RPC_PASSWD, BTC_RPC_HOST, BTC_RPC_PORT))
 
     # We will wipe all the previous data and add 5 appointments
-    watcher.appointments, watcher.locator_uuid_map, txids = create_appointments(APPOINTMENTS)
+    watcher.appointments, watcher.locator_uuid_map, dispute_txs = create_appointments(APPOINTMENTS)
 
     watch_thread = Thread(target=watcher.do_watch)
     watch_thread.daemon = True
     watch_thread.start()
 
     # Broadcast the first two
-    for txid in txids[:2]:
-        bitcoin_cli.sendrawtransaction(txid)
+    for dispute_tx in dispute_txs[:2]:
+        r = bitcoin_cli.sendrawtransaction(dispute_tx)
 
     # After leaving some time for the block to be mined and processed, the number of appointments should have reduced
     # by two
-    sleep(TIME_BETWEEN_BLOCKS*(START_TIME_OFFSET+END_TIME_OFFSET + 1))
+    for _ in range(START_TIME_OFFSET + END_TIME_OFFSET):
+        generate_block()
+
     assert len(watcher.appointments) == APPOINTMENTS - 2
 
     # The rest of appointments will timeout after the end (2) + EXPIRY_DELTA
     # Wait for an additional block to be safe
 
-    sleep((EXPIRY_DELTA + 2 + 1) * TIME_BETWEEN_BLOCKS)
+    for _ in range(EXPIRY_DELTA + START_TIME_OFFSET + END_TIME_OFFSET):
+        generate_block()
 
     assert len(watcher.appointments) == 0
     assert watcher.asleep is True