forked from ethereum/web3.py
/
conftest.py
253 lines (194 loc) · 6.11 KB
/
conftest.py
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import contextlib
import tempfile
import shutil
import random
import pytest
import gevent
from gevent import socket
from geth import ( # noqa: E402
LoggingMixin,
DevGethProcess,
)
class GethProcess(LoggingMixin, DevGethProcess):
pass
def get_open_port():
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind(("", 0))
s.listen(1)
port = s.getsockname()[1]
s.close()
return port
def wait_for_http_connection(port, timeout=60):
with gevent.Timeout(timeout):
while True:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.timeout = 1
try:
s.connect(('127.0.0.1', port))
except (socket.timeout, ConnectionRefusedError):
gevent.sleep(random.random())
continue
else:
break
else:
raise ValueError("Unable to establish HTTP connection")
@pytest.fixture()
def skip_if_testrpc():
from web3.providers.rpc import TestRPCProvider
def _skip_if_testrpc(web3):
if isinstance(web3.currentProvider, TestRPCProvider):
pytest.skip()
return _skip_if_testrpc
@pytest.fixture()
def wait_for_miner_start():
def _wait_for_miner_start(web3, timeout=60):
with gevent.Timeout(timeout):
while not web3.eth.mining or not web3.eth.hashrate:
gevent.sleep(random.random())
return _wait_for_miner_start
@pytest.fixture()
def wait_for_block():
from web3.providers.rpc import TestRPCProvider
def _wait_for_block(web3, block_number=1, timeout=60 * 10):
with gevent.Timeout(timeout):
while True:
if web3.eth.blockNumber >= block_number:
break
if isinstance(web3.currentProvider, TestRPCProvider):
web3._requestManager.request_blocking("evm_mine", [])
gevent.sleep(1)
return _wait_for_block
@pytest.fixture()
def wait_for_transaction():
def _wait_for_transaction(web3, txn_hash, timeout=120):
with gevent.Timeout(timeout):
while True:
txn_receipt = web3.eth.getTransactionReceipt(txn_hash)
if txn_receipt is not None:
break
gevent.sleep(1)
return txn_receipt
return _wait_for_transaction
@contextlib.contextmanager
def tempdir():
directory = tempfile.mkdtemp()
try:
yield directory
finally:
shutil.rmtree(directory)
@pytest.yield_fixture(scope="session")
def web3_tester_provider():
from testrpc import testrpc
from web3.providers.rpc import TestRPCProvider
port = get_open_port()
provider = TestRPCProvider(port=port)
testrpc.full_reset()
testrpc.rpc_configure('eth_mining', False)
testrpc.rpc_configure('eth_protocolVersion', '0x3f')
testrpc.rpc_configure('net_version', 1)
testrpc.evm_mine()
provider.testrpc = testrpc
wait_for_http_connection(port)
yield provider
provider.server.stop()
provider.server.close()
provider.thread.kill()
@pytest.fixture()
def web3_tester_empty(request, web3_tester_provider):
from web3 import Web3
if getattr(request, 'reset_chain', True):
web3_tester_provider.testrpc.full_reset()
web3 = Web3(web3_tester_provider)
return web3
@pytest.fixture()
def web3_tester_persistent(request, web3_tester_provider):
from web3 import Web3
web3 = Web3(web3_tester_provider)
return web3
@pytest.fixture()
def web3_tester(web3_tester_persistent):
# alias
return web3_tester_persistent
@contextlib.contextmanager
def setup_testing_geth():
with tempdir() as base_dir:
geth_process = GethProcess(
'testing',
base_dir=base_dir,
overrides={'verbosity': '3','shh': True},
)
with geth_process as running_geth_process:
running_geth_process.wait_for_ipc(60)
running_geth_process.wait_for_rpc(60)
running_geth_process.wait_for_dag(600)
yield running_geth_process
@pytest.yield_fixture(scope="session")
def geth_persistent():
with setup_testing_geth() as geth:
yield geth
@pytest.fixture(scope="session")
def web3_rpc_persistent(geth_persistent):
from web3 import (
Web3, RPCProvider,
)
provider = RPCProvider(port=geth_persistent.rpc_port)
provider._geth = geth_persistent
web3 = Web3(provider)
return web3
@pytest.yield_fixture()
def web3_rpc_empty():
from web3 import (
Web3, RPCProvider,
)
with setup_testing_geth() as geth:
provider = RPCProvider(port=geth.rpc_port)
provider._geth = geth
web3 = Web3(provider)
yield web3
@pytest.fixture(scope="session")
def web3_ipc_persistent(geth_persistent):
from web3 import (
Web3, IPCProvider,
)
provider = IPCProvider(ipc_path=geth_persistent.ipc_path)
provider._geth = geth_persistent
web3 = Web3(provider)
return web3
@pytest.yield_fixture()
def web3_ipc_empty():
from web3 import (
Web3, IPCProvider,
)
with setup_testing_geth() as geth:
provider = IPCProvider(ipc_path=geth.ipc_path)
provider._geth = geth
web3 = Web3(provider)
yield web3
@pytest.fixture(params=[
'tester',
pytest.mark.slow('rpc'),
pytest.mark.slow('ipc'),
])
def web3(request):
if request.param == "tester":
return request.getfuncargvalue('web3_tester_persistent')
elif request.param == "rpc":
return request.getfuncargvalue('web3_rpc_persistent')
elif request.param == "ipc":
return request.getfuncargvalue('web3_ipc_persistent')
else:
raise ValueError("Unknown param")
@pytest.fixture(params=[
'tester',
pytest.mark.slow('rpc'),
pytest.mark.slow('ipc'),
])
def web3_empty(request):
if request.param == "tester":
return request.getfuncargvalue('web3_tester_empty')
elif request.param == "rpc":
return request.getfuncargvalue('web3_rpc_empty')
elif request.param == "ipc":
return request.getfuncargvalue('web3_ipc_empty')
else:
raise ValueError("Unknown param")