58 lines
2.0 KiB
Python
58 lines
2.0 KiB
Python
import sys
|
|
import threading
|
|
from functools import partial, wraps
|
|
from http.server import SimpleHTTPRequestHandler
|
|
|
|
import pytest
|
|
import torch.multiprocessing as mp
|
|
|
|
|
|
def pytest_configure(config):
|
|
config.addinivalue_line("markers", "spawn: spawn test in a separate process using torch.multiprocessing.spawn")
|
|
|
|
|
|
@pytest.mark.tryfirst
|
|
def pytest_pyfunc_call(pyfuncitem):
|
|
if pyfuncitem.get_closest_marker("spawn"):
|
|
testfunction = pyfuncitem.obj
|
|
funcargs = pyfuncitem.funcargs
|
|
testargs = tuple([funcargs[arg] for arg in pyfuncitem._fixtureinfo.argnames])
|
|
|
|
mp.spawn(wraps, (testfunction, testargs))
|
|
return True
|
|
|
|
|
|
@pytest.fixture
|
|
def tmpdir_server(tmpdir):
|
|
if sys.version_info >= (3, 7):
|
|
Handler = partial(SimpleHTTPRequestHandler, directory=str(tmpdir))
|
|
from http.server import ThreadingHTTPServer
|
|
else:
|
|
# unfortunately SimpleHTTPRequestHandler doesn't accept the directory arg in python3.6
|
|
# so we have to hack it like this
|
|
import os
|
|
|
|
class Handler(SimpleHTTPRequestHandler):
|
|
def translate_path(self, path):
|
|
# get the path from cwd
|
|
path = super().translate_path(path)
|
|
# get the relative path
|
|
relpath = os.path.relpath(path, os.getcwd())
|
|
# return the full path from root_dir
|
|
return os.path.join(str(tmpdir), relpath)
|
|
|
|
# ThreadingHTTPServer was added in 3.7, so we need to define it ourselves
|
|
from http.server import HTTPServer
|
|
from socketserver import ThreadingMixIn
|
|
|
|
class ThreadingHTTPServer(ThreadingMixIn, HTTPServer):
|
|
daemon_threads = True
|
|
|
|
with ThreadingHTTPServer(('localhost', 0), Handler) as server:
|
|
server_thread = threading.Thread(target=server.serve_forever)
|
|
# Exit the server thread when the main thread terminates
|
|
server_thread.daemon = True
|
|
server_thread.start()
|
|
yield server.server_address
|
|
server.shutdown()
|