diff options
Diffstat (limited to 'src/python/grpcio_test/grpc_test/_adapter/_low_test.py')
| -rw-r--r-- | src/python/grpcio_test/grpc_test/_adapter/_low_test.py | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/src/python/grpcio_test/grpc_test/_adapter/_low_test.py b/src/python/grpcio_test/grpc_test/_adapter/_low_test.py new file mode 100644 index 0000000000..9a8edfad0c --- /dev/null +++ b/src/python/grpcio_test/grpc_test/_adapter/_low_test.py @@ -0,0 +1,199 @@ +# Copyright 2015, Google Inc. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following disclaimer +# in the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Google Inc. nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# 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. + +import threading +import time +import unittest + +from grpc._adapter import _types +from grpc._adapter import _low + + +def WaitForEvents(completion_queues, deadline): + """ + Args: + completion_queues: list of completion queues to wait for events on + deadline: absolute deadline to wait until + + Returns: + a sequence of events of length len(completion_queues). + """ + + results = [None] * len(completion_queues) + lock = threading.Lock() + threads = [] + def set_ith_result(i, completion_queue): + result = completion_queue.next(deadline) + with lock: + print i, completion_queue, result, time.time() - deadline + results[i] = result + for i, completion_queue in enumerate(completion_queues): + thread = threading.Thread(target=set_ith_result, + args=[i, completion_queue]) + thread.start() + threads.append(thread) + for thread in threads: + thread.join() + return results + +class InsecureServerInsecureClient(unittest.TestCase): + + def setUp(self): + self.server_completion_queue = _low.CompletionQueue() + self.server = _low.Server(self.server_completion_queue, []) + self.port = self.server.add_http2_port('[::]:0') + self.client_completion_queue = _low.CompletionQueue() + self.client_channel = _low.Channel('localhost:%d'%self.port, []) + + self.server.start() + + def tearDown(self): + self.server.shutdown() + del self.client_channel + + self.client_completion_queue.shutdown() + while self.client_completion_queue.next().type != _types.EventType.QUEUE_SHUTDOWN: + pass + self.server_completion_queue.shutdown() + while self.server_completion_queue.next().type != _types.EventType.QUEUE_SHUTDOWN: + pass + + del self.client_completion_queue + del self.server_completion_queue + del self.server + + def testEcho(self): + DEADLINE = time.time()+5 + DEADLINE_TOLERANCE = 0.25 + CLIENT_METADATA_ASCII_KEY = 'key' + CLIENT_METADATA_ASCII_VALUE = 'val' + CLIENT_METADATA_BIN_KEY = 'key-bin' + CLIENT_METADATA_BIN_VALUE = b'\0'*1000 + SERVER_INITIAL_METADATA_KEY = 'init_me_me_me' + SERVER_INITIAL_METADATA_VALUE = 'whodawha?' + SERVER_TRAILING_METADATA_KEY = 'california_is_in_a_drought' + SERVER_TRAILING_METADATA_VALUE = 'zomg it is' + SERVER_STATUS_CODE = _types.StatusCode.OK + SERVER_STATUS_DETAILS = 'our work is never over' + REQUEST = 'in death a member of project mayhem has a name' + RESPONSE = 'his name is robert paulson' + METHOD = 'twinkies' + HOST = 'hostess' + server_request_tag = object() + request_call_result = self.server.request_call(self.server_completion_queue, server_request_tag) + + self.assertEquals(_types.CallError.OK, request_call_result) + + client_call_tag = object() + client_call = self.client_channel.create_call(self.client_completion_queue, METHOD, HOST, DEADLINE) + client_initial_metadata = [(CLIENT_METADATA_ASCII_KEY, CLIENT_METADATA_ASCII_VALUE), (CLIENT_METADATA_BIN_KEY, CLIENT_METADATA_BIN_VALUE)] + client_start_batch_result = client_call.start_batch([ + _types.OpArgs.send_initial_metadata(client_initial_metadata), + _types.OpArgs.send_message(REQUEST), + _types.OpArgs.send_close_from_client(), + _types.OpArgs.recv_initial_metadata(), + _types.OpArgs.recv_message(), + _types.OpArgs.recv_status_on_client() + ], client_call_tag) + self.assertEquals(_types.CallError.OK, client_start_batch_result) + + client_no_event, request_event, = WaitForEvents([self.client_completion_queue, self.server_completion_queue], time.time() + 2) + self.assertEquals(client_no_event, None) + self.assertEquals(_types.EventType.OP_COMPLETE, request_event.type) + self.assertIsInstance(request_event.call, _low.Call) + self.assertIs(server_request_tag, request_event.tag) + self.assertEquals(1, len(request_event.results)) + got_initial_metadata = dict(request_event.results[0].initial_metadata) + self.assertEquals( + dict(client_initial_metadata), + dict((x, got_initial_metadata[x]) for x in zip(*client_initial_metadata)[0])) + self.assertEquals(METHOD, request_event.call_details.method) + self.assertEquals(HOST, request_event.call_details.host) + self.assertLess(abs(DEADLINE - request_event.call_details.deadline), DEADLINE_TOLERANCE) + + server_call_tag = object() + server_call = request_event.call + server_initial_metadata = [(SERVER_INITIAL_METADATA_KEY, SERVER_INITIAL_METADATA_VALUE)] + server_trailing_metadata = [(SERVER_TRAILING_METADATA_KEY, SERVER_TRAILING_METADATA_VALUE)] + server_start_batch_result = server_call.start_batch([ + _types.OpArgs.send_initial_metadata(server_initial_metadata), + _types.OpArgs.recv_message(), + _types.OpArgs.send_message(RESPONSE), + _types.OpArgs.recv_close_on_server(), + _types.OpArgs.send_status_from_server(server_trailing_metadata, SERVER_STATUS_CODE, SERVER_STATUS_DETAILS) + ], server_call_tag) + self.assertEquals(_types.CallError.OK, server_start_batch_result) + + client_event, server_event, = WaitForEvents([self.client_completion_queue, self.server_completion_queue], time.time() + 1) + + self.assertEquals(6, len(client_event.results)) + found_client_op_types = set() + for client_result in client_event.results: + self.assertNotIn(client_result.type, found_client_op_types) # we expect each op type to be unique + found_client_op_types.add(client_result.type) + if client_result.type == _types.OpType.RECV_INITIAL_METADATA: + self.assertEquals(dict(server_initial_metadata), dict(client_result.initial_metadata)) + elif client_result.type == _types.OpType.RECV_MESSAGE: + self.assertEquals(RESPONSE, client_result.message) + elif client_result.type == _types.OpType.RECV_STATUS_ON_CLIENT: + self.assertEquals(dict(server_trailing_metadata), dict(client_result.trailing_metadata)) + self.assertEquals(SERVER_STATUS_DETAILS, client_result.status.details) + self.assertEquals(SERVER_STATUS_CODE, client_result.status.code) + self.assertEquals(set([ + _types.OpType.SEND_INITIAL_METADATA, + _types.OpType.SEND_MESSAGE, + _types.OpType.SEND_CLOSE_FROM_CLIENT, + _types.OpType.RECV_INITIAL_METADATA, + _types.OpType.RECV_MESSAGE, + _types.OpType.RECV_STATUS_ON_CLIENT + ]), found_client_op_types) + + self.assertEquals(5, len(server_event.results)) + found_server_op_types = set() + for server_result in server_event.results: + self.assertNotIn(client_result.type, found_server_op_types) + found_server_op_types.add(server_result.type) + if server_result.type == _types.OpType.RECV_MESSAGE: + self.assertEquals(REQUEST, server_result.message) + elif server_result.type == _types.OpType.RECV_CLOSE_ON_SERVER: + self.assertFalse(server_result.cancelled) + self.assertEquals(set([ + _types.OpType.SEND_INITIAL_METADATA, + _types.OpType.RECV_MESSAGE, + _types.OpType.SEND_MESSAGE, + _types.OpType.RECV_CLOSE_ON_SERVER, + _types.OpType.SEND_STATUS_FROM_SERVER + ]), found_server_op_types) + + del client_call + del server_call + + +if __name__ == '__main__': + unittest.main(verbosity=2) |