ClickHouse/tests/queries/0_stateless/helpers/httpexpect.py
2024-09-27 10:19:49 +00:00

85 lines
2.3 KiB
Python

# Copyright (c) 2019 Vitaliy Zakaznikov
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import http.client
import os
import sys
CURDIR = os.path.dirname(os.path.realpath(__file__))
sys.path.insert(0, CURDIR)
from queue import Empty, Queue
from threading import Event, Thread
import uexpect
class IO(uexpect.IO):
def __init__(self, connection, response, queue, reader):
self.connection = connection
self.response = response
super(IO, self).__init__(None, None, queue, reader)
def write(self, data):
raise NotImplementedError
def close(self, force=True):
self.reader["kill_event"].set()
self.connection.close()
if self._logger:
self._logger.write("\n")
self._logger.flush()
def reader(response, queue, kill_event):
while True:
try:
if kill_event.is_set():
break
data = response.read(1).decode()
queue.put(data)
except Exception as e:
if kill_event.is_set():
break
raise
def spawn(connection, request):
connection = http.client.HTTPConnection(**connection)
connection.request(**request)
response = connection.getresponse()
queue = Queue()
reader_kill_event = Event()
thread = Thread(target=reader, args=(response, queue, reader_kill_event))
thread.daemon = True
thread.start()
return IO(
connection,
response,
queue,
reader={"thread": thread, "kill_event": reader_kill_event},
)
if __name__ == "__main__":
with spawn(
{"host": "localhost", "port": 8123},
{"method": "GET", "url": "?query=SELECT%201"},
) as client:
client.logger(sys.stdout)
client.timeout(2)
print(client.response.status, client.response.reason)
client.expect("1\n")