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import sys
import asyncio
import itertools
import socket
import pytest
from postfix_mta_sts_resolver import netstring
from postfix_mta_sts_resolver.responder import STSSocketmapResponder
import postfix_mta_sts_resolver.utils as utils
from testdata import load_testdata
@pytest.fixture(scope="module")
async def responder(event_loop):
import postfix_mta_sts_resolver.utils as utils
cfg = utils.populate_cfg_defaults({"default_zone": {"strict_testing": True}})
cfg["zones"]["test2"] = cfg["default_zone"]
cfg["port"] = 28461
cache = utils.create_cache(cfg['cache']['type'],
cfg['cache']['options'])
await cache.setup()
resp = STSSocketmapResponder(cfg, event_loop, cache)
await resp.start()
result = resp, cfg['host'], cfg['port']
yield result
await resp.stop()
await cache.teardown()
buf_sizes = [4096, 128, 16, 1]
reqresps = list(load_testdata('refdata_strict'))
@pytest.mark.parametrize("params", tuple(itertools.product(reqresps, buf_sizes)))
@pytest.mark.asyncio
@pytest.mark.timeout(5)
async def test_responder(responder, params):
(request, response), bufsize = params
resp, host, port = responder
reader, writer = await asyncio.open_connection(host, port)
stream_reader = netstring.StreamReader()
string_reader = stream_reader.next_string()
try:
writer.write(netstring.encode(request))
res = b''
while True:
try:
part = string_reader.read()
except netstring.WantRead:
data = await reader.read(bufsize)
assert data
stream_reader.feed(data)
else:
if not part:
break
res += part
assert res == response
finally:
writer.close()
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