pipe-io-server/tests.py
2018-12-16 21:42:54 +01:00

68 lines
1.6 KiB
Python

# pylint: disable=redefined-outer-name
from os import stat
from os.path import exists, dirname, realpath, join
from stat import S_ISFIFO
from secrets import token_urlsafe
import pytest
from echo_server import EchoPipeIOServer
@pytest.fixture
def pipe_io():
here = dirname(realpath(__file__))
pipe_server = EchoPipeIOServer(
join(here, 'in_pipe_tests'),
join(here, 'out_pipe_tests')
)
pipe_server.run()
yield pipe_server
pipe_server.stop()
def test_pipes_exist(pipe_io):
for path in (pipe_io.in_pipe, pipe_io.out_pipe):
assert exists(path)
def test_pipes_isfifo(pipe_io):
for path in (pipe_io.in_pipe, pipe_io.out_pipe):
assert S_ISFIFO(stat(path).st_mode)
@pytest.mark.parametrize(
'test_data', [
'Cats and cheese',
'You ever wonder why we are here?',
'Lorem ipsum dolor sit amet',
'You always have a plan, Dutch!',
token_urlsafe(32),
token_urlsafe(32),
token_urlsafe(32),
token_urlsafe(32)
]
)
def test_echo_server(pipe_io, test_data):
File(pipe_io.in_pipe).write(test_data)
assert File(pipe_io.out_pipe).read() == test_data
def test_stop_removes_pipes(pipe_io):
pipe_io.stop()
for path in (pipe_io.in_pipe, pipe_io.out_pipe):
assert not exists(path)
class File:
def __init__(self, path):
self.path = path
def write(self, what):
with open(self.path, 'w') as ofile:
ofile.write(what)
def read(self):
with open(self.path, 'r') as ifile:
return ifile.read()