def test_server_restart(socket_dir):
"""
Test whether server works properly on restart.
"""
number_of_restarts = 5
def run_server_n_times(n):
async def coro():
class MockServer(Server):
@rpc_method
async def mock_method(self):
return {'success': True}
server = MockServer(socket_dir=socket_dir)
for i in range(n):
with server:
await server.run_once()
asyncio.run(coro())
p = multiprocessing.Process(target=run_server_n_times,
args=[number_of_restarts],
daemon=True)
p.start()
for i in range(number_of_restarts):
client = Client(socket_dir=socket_dir)
response = client.call('mock_server', 'mock_method', timeout=3)
assert response['success']
p.terminate()
p.join()
def test_sigterm(socket_dir):
"""
Run a basic mock tests.
"""
signal_event = multiprocessing.Event()
def run_server():
signal_handler = SignalHandler(signal.SIGTERM)
signal_socket = signal_handler.get_socket()
class MockServer(Server):
@rpc_method
def mock_method(self):
return {'success': True}
def signal_handler(self):
signum = signal_socket.recv().decode()
if signum == 'SIGTERM':
signal_event.set()
self.stop()
server = MockServer(socket_dir=socket_dir)
server.register(fd=signal_socket, callback=server.signal_handler)
with signal_handler, server:
server.run()
p = multiprocessing.Process(target=run_server)
p.start()
mock_client = Client(socket_dir=socket_dir)
mock_client.call('mock_server', 'mock_method', timeout=3)
p.terminate()
assert signal_event.wait(1)
def test_server_cache(socket_dir):
counter = multiprocessing.Value('i')
counter.value = 0
def run_server():
async def coro():
class MockServer(Server):
@rpc_method
async def mock_method(self):
await asyncio.sleep(0.1)
counter.value += 1
return {'success': True}
await MockServer(socket_dir=socket_dir).run()
asyncio.run(coro())
p = multiprocessing.Process(target=run_server, daemon=True)
p.start()
# Retry 10 times
client = Client(socket_dir=socket_dir)
response = client.call(server='mock_server',
method='mock_method',
timeout=1)
assert response['success']
# Assert method executed only once
assert counter.value == 1
p.terminate()
p.join()
def test_client_returns_result_on_success():
context = mock_context(
response={"id": "abc", "result": 7, "error": None})
client = Client('inproc://zrpc', context=context)
assert client.add(3, 4) == 7
context.validate()
def run_client():
client = Client(socket_dir=socket_dir)
barrier.wait(timeout=1)
response = client.call(server='mock_server',
method='mock_method',
timeout=0.1)
assert response['success']
barrier.wait(timeout=1)
def main():
client = Client()
while True:
timestamp = datetime.datetime.now().strftime('%F_%H-%M-%S-%f')
response = client.call(server='test_server',
method='func',
args=('haha', ),
kwargs={'kwarg': 'brt'})
print('RPC response [%s]: %s' % (timestamp, response))
def run_client():
client = Client(socket_dir=socket_dir)
response = client.call(server='mock_server',
method='mock_method',
args=('1', '2'),
kwargs={
'kwarg1': 3,
'kwarg2': 4
})
if response['success']:
rpc_event.set()
def test_server_cache(socket_dir):
counter = multiprocessing.Value('i')
counter.value = 0
class MockServer(Server):
@rpc_method
def mock_method(self):
time.sleep(0.1)
counter.value += 1
return {'success': True}
def run_server():
MockServer(socket_dir=socket_dir).run()
multiprocessing.Process(target=run_server, daemon=True).start()
# Retry 10 times
client = Client(socket_dir=socket_dir, retry_timeout=0.01)
client.call(server='mock_server', method='mock_method', timeout=1)
# Assert method executed only once
assert counter.value == 1
def test_client_raises_exception_on_failure():
context = mock_context(
response={
"id": "abc",
"result": None,
"error": {
"type": "exceptions.TypeError",
"message": "TypeError: add expected 2 arguments, got 1",
"args": ["add expected 2 arguments, got 1"]
}
})
client = Client('inproc://zrpc', context=context)
assert_raises(Error, client.add, 3)
context.validate()
def run_client():
client = Client(socket_dir=socket_dir, retry_timeout=0.1)
response = client.call('mock_server', 'mock_method')
if response['success']:
rpc_event.set()
def run_client():
mock_client = Client(socket_dir=socket_dir)
response = mock_client.call('mock_server', 'mock_method')
if response['success']:
rpc_event.set()
def test_dotted_names_resolve_to_dotted_methods():
context = mock_context(response={"id": "abc", "result": 7, "error": None})
client = Client('inproc://zrpc', context=context)
assert client.math.add(3, 4) == 7
context.validate()
def test_client_returns_result_on_success():
context = mock_context(response={"id": "abc", "result": 7, "error": None})
client = Client('inproc://zrpc', context=context)
assert client.add(3, 4) == 7
context.validate()
def run_client():
client = Client(socket_dir=socket_dir)
try:
client.call('non_existant', 'non_existant', timeout=0.1)
except RPCTimeoutError:
client_event.set()
from zrpc.client import Client
client = Client()
client.open("tcp://127.0.0.1:5000")
response = client.call_raw('echo', b'ping')
print(response)
client.close()
