1 # Copyright 2016 gRPC authors. 2 # 3 # Licensed under the Apache License, Version 2.0 (the "License"); 4 # you may not use this file except in compliance with the License. 5 # You may obtain a copy of the License at 6 # 7 # http://www.apache.org/licenses/LICENSE-2.0 8 # 9 # Unless required by applicable law or agreed to in writing, software 10 # distributed under the License is distributed on an "AS IS" BASIS, 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 # See the License for the specific language governing permissions and 13 # limitations under the License. 14 15 import http2_base_server 16 17 class TestcaseRstStreamDuringData(object): 18 """ 19 In response to an incoming request, this test sends headers, followed by 20 some data, followed by a reset stream frame. Client asserts that the RPC 21 failed and does not deliver the message to the application. 22 """ 23 def __init__(self): 24 self._base_server = http2_base_server.H2ProtocolBaseServer() 25 self._base_server._handlers['DataReceived'] = self.on_data_received 26 self._base_server._handlers['SendDone'] = self.on_send_done 27 28 def get_base_server(self): 29 return self._base_server 30 31 def on_data_received(self, event): 32 self._base_server.on_data_received_default(event) 33 sr = self._base_server.parse_received_data(event.stream_id) 34 if sr: 35 response_data = self._base_server.default_response_data(sr.response_size) 36 self._ready_to_send = True 37 response_len = len(response_data) 38 truncated_response_data = response_data[0:response_len/2] 39 self._base_server.setup_send(truncated_response_data, event.stream_id) 40 41 def on_send_done(self, stream_id): 42 self._base_server.send_reset_stream() 43 self._base_server._stream_status[stream_id] = False 44
