diff options
Diffstat (limited to 'src/python/grpcio_tests/tests/unit/_cython/_read_some_but_not_all_responses_test.py')
| -rw-r--r-- | src/python/grpcio_tests/tests/unit/_cython/_read_some_but_not_all_responses_test.py | 402 |
1 files changed, 205 insertions, 197 deletions
diff --git a/src/python/grpcio_tests/tests/unit/_cython/_read_some_but_not_all_responses_test.py b/src/python/grpcio_tests/tests/unit/_cython/_read_some_but_not_all_responses_test.py index 2ae5285232..9fbfcbb9c0 100644 --- a/src/python/grpcio_tests/tests/unit/_cython/_read_some_but_not_all_responses_test.py +++ b/src/python/grpcio_tests/tests/unit/_cython/_read_some_but_not_all_responses_test.py @@ -26,7 +26,6 @@ # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - """Test a corner-case at the level of the Cython API.""" import threading @@ -41,212 +40,221 @@ _EMPTY_METADATA = cygrpc.Metadata(()) class _ServerDriver(object): - def __init__(self, completion_queue, shutdown_tag): - self._condition = threading.Condition() - self._completion_queue = completion_queue - self._shutdown_tag = shutdown_tag - self._events = [] - self._saw_shutdown_tag = False - - def start(self): - def in_thread(): - while True: - event = self._completion_queue.poll() + def __init__(self, completion_queue, shutdown_tag): + self._condition = threading.Condition() + self._completion_queue = completion_queue + self._shutdown_tag = shutdown_tag + self._events = [] + self._saw_shutdown_tag = False + + def start(self): + + def in_thread(): + while True: + event = self._completion_queue.poll() + with self._condition: + self._events.append(event) + self._condition.notify() + if event.tag is self._shutdown_tag: + self._saw_shutdown_tag = True + break + + thread = threading.Thread(target=in_thread) + thread.start() + + def done(self): + with self._condition: + return self._saw_shutdown_tag + + def first_event(self): + with self._condition: + while not self._events: + self._condition.wait() + return self._events[0] + + def events(self): with self._condition: - self._events.append(event) - self._condition.notify() - if event.tag is self._shutdown_tag: - self._saw_shutdown_tag = True - break - thread = threading.Thread(target=in_thread) - thread.start() - - def done(self): - with self._condition: - return self._saw_shutdown_tag - - def first_event(self): - with self._condition: - while not self._events: - self._condition.wait() - return self._events[0] - - def events(self): - with self._condition: - while not self._saw_shutdown_tag: - self._condition.wait() - return tuple(self._events) + while not self._saw_shutdown_tag: + self._condition.wait() + return tuple(self._events) class _QueueDriver(object): - def __init__(self, condition, completion_queue, due): - self._condition = condition - self._completion_queue = completion_queue - self._due = due - self._events = [] - self._returned = False - - def start(self): - def in_thread(): - while True: - event = self._completion_queue.poll() + def __init__(self, condition, completion_queue, due): + self._condition = condition + self._completion_queue = completion_queue + self._due = due + self._events = [] + self._returned = False + + def start(self): + + def in_thread(): + while True: + event = self._completion_queue.poll() + with self._condition: + self._events.append(event) + self._due.remove(event.tag) + self._condition.notify_all() + if not self._due: + self._returned = True + return + + thread = threading.Thread(target=in_thread) + thread.start() + + def done(self): + with self._condition: + return self._returned + + def event_with_tag(self, tag): + with self._condition: + while True: + for event in self._events: + if event.tag is tag: + return event + self._condition.wait() + + def events(self): with self._condition: - self._events.append(event) - self._due.remove(event.tag) - self._condition.notify_all() - if not self._due: - self._returned = True - return - thread = threading.Thread(target=in_thread) - thread.start() - - def done(self): - with self._condition: - return self._returned - - def event_with_tag(self, tag): - with self._condition: - while True: - for event in self._events: - if event.tag is tag: - return event - self._condition.wait() - - def events(self): - with self._condition: - while not self._returned: - self._condition.wait() - return tuple(self._events) + while not self._returned: + self._condition.wait() + return tuple(self._events) class ReadSomeButNotAllResponsesTest(unittest.TestCase): - def testReadSomeButNotAllResponses(self): - server_completion_queue = cygrpc.CompletionQueue() - server = cygrpc.Server(cygrpc.ChannelArgs([])) - server.register_completion_queue(server_completion_queue) - port = server.add_http2_port(b'[::]:0') - server.start() - channel = cygrpc.Channel('localhost:{}'.format(port).encode(), - cygrpc.ChannelArgs([])) - - server_shutdown_tag = 'server_shutdown_tag' - server_driver = _ServerDriver(server_completion_queue, server_shutdown_tag) - server_driver.start() - - client_condition = threading.Condition() - client_due = set() - client_completion_queue = cygrpc.CompletionQueue() - client_driver = _QueueDriver( - client_condition, client_completion_queue, client_due) - client_driver.start() - - server_call_condition = threading.Condition() - server_send_initial_metadata_tag = 'server_send_initial_metadata_tag' - server_send_first_message_tag = 'server_send_first_message_tag' - server_send_second_message_tag = 'server_send_second_message_tag' - server_complete_rpc_tag = 'server_complete_rpc_tag' - server_call_due = set(( - server_send_initial_metadata_tag, - server_send_first_message_tag, - server_send_second_message_tag, - server_complete_rpc_tag, - )) - server_call_completion_queue = cygrpc.CompletionQueue() - server_call_driver = _QueueDriver( - server_call_condition, server_call_completion_queue, server_call_due) - server_call_driver.start() - - server_rpc_tag = 'server_rpc_tag' - request_call_result = server.request_call( - server_call_completion_queue, server_completion_queue, server_rpc_tag) - - client_call = channel.create_call( - None, _EMPTY_FLAGS, client_completion_queue, b'/twinkies', None, - _INFINITE_FUTURE) - client_receive_initial_metadata_tag = 'client_receive_initial_metadata_tag' - client_complete_rpc_tag = 'client_complete_rpc_tag' - with client_condition: - client_receive_initial_metadata_start_batch_result = ( - client_call.start_client_batch(cygrpc.Operations([ - cygrpc.operation_receive_initial_metadata(_EMPTY_FLAGS), - ]), client_receive_initial_metadata_tag)) - client_due.add(client_receive_initial_metadata_tag) - client_complete_rpc_start_batch_result = ( - client_call.start_client_batch(cygrpc.Operations([ - cygrpc.operation_send_initial_metadata( - _EMPTY_METADATA, _EMPTY_FLAGS), - cygrpc.operation_send_close_from_client(_EMPTY_FLAGS), - cygrpc.operation_receive_status_on_client(_EMPTY_FLAGS), - ]), client_complete_rpc_tag)) - client_due.add(client_complete_rpc_tag) - - server_rpc_event = server_driver.first_event() - - with server_call_condition: - server_send_initial_metadata_start_batch_result = ( - server_rpc_event.operation_call.start_server_batch([ - cygrpc.operation_send_initial_metadata( - _EMPTY_METADATA, _EMPTY_FLAGS), - ], server_send_initial_metadata_tag)) - server_send_first_message_start_batch_result = ( - server_rpc_event.operation_call.start_server_batch([ - cygrpc.operation_send_message(b'\x07', _EMPTY_FLAGS), - ], server_send_first_message_tag)) - server_send_initial_metadata_event = server_call_driver.event_with_tag( - server_send_initial_metadata_tag) - server_send_first_message_event = server_call_driver.event_with_tag( - server_send_first_message_tag) - with server_call_condition: - server_send_second_message_start_batch_result = ( - server_rpc_event.operation_call.start_server_batch([ - cygrpc.operation_send_message(b'\x07', _EMPTY_FLAGS), - ], server_send_second_message_tag)) - server_complete_rpc_start_batch_result = ( - server_rpc_event.operation_call.start_server_batch([ - cygrpc.operation_receive_close_on_server(_EMPTY_FLAGS), - cygrpc.operation_send_status_from_server( - cygrpc.Metadata(()), cygrpc.StatusCode.ok, b'test details', - _EMPTY_FLAGS), - ], server_complete_rpc_tag)) - server_send_second_message_event = server_call_driver.event_with_tag( - server_send_second_message_tag) - server_complete_rpc_event = server_call_driver.event_with_tag( - server_complete_rpc_tag) - server_call_driver.events() - - with client_condition: - client_receive_first_message_tag = 'client_receive_first_message_tag' - client_receive_first_message_start_batch_result = ( - client_call.start_client_batch(cygrpc.Operations([ - cygrpc.operation_receive_message(_EMPTY_FLAGS), - ]), client_receive_first_message_tag)) - client_due.add(client_receive_first_message_tag) - client_receive_first_message_event = client_driver.event_with_tag( - client_receive_first_message_tag) - - client_call_cancel_result = client_call.cancel() - client_driver.events() - - server.shutdown(server_completion_queue, server_shutdown_tag) - server.cancel_all_calls() - server_driver.events() - - self.assertEqual(cygrpc.CallError.ok, request_call_result) - self.assertEqual( - cygrpc.CallError.ok, server_send_initial_metadata_start_batch_result) - self.assertEqual( - cygrpc.CallError.ok, client_receive_initial_metadata_start_batch_result) - self.assertEqual( - cygrpc.CallError.ok, client_complete_rpc_start_batch_result) - self.assertEqual(cygrpc.CallError.ok, client_call_cancel_result) - self.assertIs(server_rpc_tag, server_rpc_event.tag) - self.assertEqual( - cygrpc.CompletionType.operation_complete, server_rpc_event.type) - self.assertIsInstance(server_rpc_event.operation_call, cygrpc.Call) - self.assertEqual(0, len(server_rpc_event.batch_operations)) + def testReadSomeButNotAllResponses(self): + server_completion_queue = cygrpc.CompletionQueue() + server = cygrpc.Server(cygrpc.ChannelArgs([])) + server.register_completion_queue(server_completion_queue) + port = server.add_http2_port(b'[::]:0') + server.start() + channel = cygrpc.Channel('localhost:{}'.format(port).encode(), + cygrpc.ChannelArgs([])) + + server_shutdown_tag = 'server_shutdown_tag' + server_driver = _ServerDriver(server_completion_queue, + server_shutdown_tag) + server_driver.start() + + client_condition = threading.Condition() + client_due = set() + client_completion_queue = cygrpc.CompletionQueue() + client_driver = _QueueDriver(client_condition, client_completion_queue, + client_due) + client_driver.start() + + server_call_condition = threading.Condition() + server_send_initial_metadata_tag = 'server_send_initial_metadata_tag' + server_send_first_message_tag = 'server_send_first_message_tag' + server_send_second_message_tag = 'server_send_second_message_tag' + server_complete_rpc_tag = 'server_complete_rpc_tag' + server_call_due = set(( + server_send_initial_metadata_tag, + server_send_first_message_tag, + server_send_second_message_tag, + server_complete_rpc_tag,)) + server_call_completion_queue = cygrpc.CompletionQueue() + server_call_driver = _QueueDriver(server_call_condition, + server_call_completion_queue, + server_call_due) + server_call_driver.start() + + server_rpc_tag = 'server_rpc_tag' + request_call_result = server.request_call(server_call_completion_queue, + server_completion_queue, + server_rpc_tag) + + client_call = channel.create_call(None, _EMPTY_FLAGS, + client_completion_queue, b'/twinkies', + None, _INFINITE_FUTURE) + client_receive_initial_metadata_tag = 'client_receive_initial_metadata_tag' + client_complete_rpc_tag = 'client_complete_rpc_tag' + with client_condition: + client_receive_initial_metadata_start_batch_result = ( + client_call.start_client_batch( + cygrpc.Operations([ + cygrpc.operation_receive_initial_metadata(_EMPTY_FLAGS), + ]), client_receive_initial_metadata_tag)) + client_due.add(client_receive_initial_metadata_tag) + client_complete_rpc_start_batch_result = ( + client_call.start_client_batch( + cygrpc.Operations([ + cygrpc.operation_send_initial_metadata(_EMPTY_METADATA, + _EMPTY_FLAGS), + cygrpc.operation_send_close_from_client(_EMPTY_FLAGS), + cygrpc.operation_receive_status_on_client(_EMPTY_FLAGS), + ]), client_complete_rpc_tag)) + client_due.add(client_complete_rpc_tag) + + server_rpc_event = server_driver.first_event() + + with server_call_condition: + server_send_initial_metadata_start_batch_result = ( + server_rpc_event.operation_call.start_server_batch([ + cygrpc.operation_send_initial_metadata(_EMPTY_METADATA, + _EMPTY_FLAGS), + ], server_send_initial_metadata_tag)) + server_send_first_message_start_batch_result = ( + server_rpc_event.operation_call.start_server_batch([ + cygrpc.operation_send_message(b'\x07', _EMPTY_FLAGS), + ], server_send_first_message_tag)) + server_send_initial_metadata_event = server_call_driver.event_with_tag( + server_send_initial_metadata_tag) + server_send_first_message_event = server_call_driver.event_with_tag( + server_send_first_message_tag) + with server_call_condition: + server_send_second_message_start_batch_result = ( + server_rpc_event.operation_call.start_server_batch([ + cygrpc.operation_send_message(b'\x07', _EMPTY_FLAGS), + ], server_send_second_message_tag)) + server_complete_rpc_start_batch_result = ( + server_rpc_event.operation_call.start_server_batch([ + cygrpc.operation_receive_close_on_server(_EMPTY_FLAGS), + cygrpc.operation_send_status_from_server( + cygrpc.Metadata(()), cygrpc.StatusCode.ok, + b'test details', _EMPTY_FLAGS), + ], server_complete_rpc_tag)) + server_send_second_message_event = server_call_driver.event_with_tag( + server_send_second_message_tag) + server_complete_rpc_event = server_call_driver.event_with_tag( + server_complete_rpc_tag) + server_call_driver.events() + + with client_condition: + client_receive_first_message_tag = 'client_receive_first_message_tag' + client_receive_first_message_start_batch_result = ( + client_call.start_client_batch( + cygrpc.Operations([ + cygrpc.operation_receive_message(_EMPTY_FLAGS), + ]), client_receive_first_message_tag)) + client_due.add(client_receive_first_message_tag) + client_receive_first_message_event = client_driver.event_with_tag( + client_receive_first_message_tag) + + client_call_cancel_result = client_call.cancel() + client_driver.events() + + server.shutdown(server_completion_queue, server_shutdown_tag) + server.cancel_all_calls() + server_driver.events() + + self.assertEqual(cygrpc.CallError.ok, request_call_result) + self.assertEqual(cygrpc.CallError.ok, + server_send_initial_metadata_start_batch_result) + self.assertEqual(cygrpc.CallError.ok, + client_receive_initial_metadata_start_batch_result) + self.assertEqual(cygrpc.CallError.ok, + client_complete_rpc_start_batch_result) + self.assertEqual(cygrpc.CallError.ok, client_call_cancel_result) + self.assertIs(server_rpc_tag, server_rpc_event.tag) + self.assertEqual(cygrpc.CompletionType.operation_complete, + server_rpc_event.type) + self.assertIsInstance(server_rpc_event.operation_call, cygrpc.Call) + self.assertEqual(0, len(server_rpc_event.batch_operations)) if __name__ == '__main__': - unittest.main(verbosity=2) + unittest.main(verbosity=2) |