inline pytest_tornasync and add downstream tests

.github/workflows/test.yml

@@ -120,6 +120,26 @@ jobs:
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
       - uses: jupyterlab/maintainer-tools/.github/actions/check-links@v1
 
+  jupyter_server_downstream:
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+      - uses: actions/checkout@v3
+      - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+      - uses: jupyterlab/maintainer-tools/.github/actions/downstream-test@v1
+        with:
+          package_name: jupyter_server
+
+  jupyter_client_downstream:
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+      - uses: actions/checkout@v3
+      - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+      - uses: jupyterlab/maintainer-tools/.github/actions/downstream-test@v1
+        with:
+          package_name: jupyter_client
+
   tests_check: # This job does nothing and is only used for the branch protection
     if: always()
     needs:
@@ -130,6 +150,8 @@ jobs:
       - test_prereleases
       - check_links
       - check_release
+      - jupyter_server_downstream
+      - jupyter_client_downstream
       - test_sdist
     runs-on: ubuntu-latest
     steps:

.pre-commit-config.yaml

@@ -70,12 +70,6 @@ repos:
           ["flake8-bugbear==22.6.22", "flake8-implicit-str-concat==0.2.0"]
         stages: [manual]
 
-  - repo: https://github.com/pre-commit/mirrors-eslint
-    rev: v8.28.0
-    hooks:
-      - id: eslint
-        stages: [manual]
-
   - repo: https://github.com/python-jsonschema/check-jsonschema
     rev: 0.19.2
     hooks:

LICENSE

@@ -57,3 +57,31 @@ to indicate the copyright and license terms:
 
     # Copyright (c) Jupyter Development Team.
     # Distributed under the terms of the Modified BSD License.
+
+
+Pytest Tornasync File License
+=============================
+
+The pytest_jupyter/pytest_tornasync.py was originally licensed as:
+
+The MIT License (MIT)
+
+Copyright (c) 2016 eukaryote
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

pyproject.toml

@@ -37,8 +37,7 @@ docs = [
 ]
 client = [
     "jupyter_client>=7.4.0",
-    "ipykernel>=6.14",
-    "pytest-tornasync>=0.6"
+    "ipykernel>=6.14"
 ]
 server = [
     "jupyter_server>=1.21",
@@ -94,8 +93,6 @@ timeout_method = "thread"
 filterwarnings= [
   # Fail on warnings
   "error",
-  # TODO: from jupyter_server
-  "always:unclosed <socket.socket:ResourceWarning"
 ]
 
 [tool.coverage.report]

pytest_jupyter/jupyter_client.py

@@ -16,8 +16,9 @@
         "you need. Try: `pip install 'pytest-jupyter[client]'`"
     )
 
-# Bring in core plugins.
+# Bring in local plugins.
 from pytest_jupyter import *  # noqa
+from pytest_jupyter.pytest_tornasync import *  # noqa
 
 
 @pytest.fixture

pytest_jupyter/jupyter_core.py

@@ -46,7 +46,7 @@ def jp_asyncio_loop():
 
 
 @pytest.fixture(autouse=True)
-def io_loop(jp_asyncio_loop):
+def jp_io_loop(jp_asyncio_loop):
     """Override the io_loop for pytest_tornasync.  This is a no-op
     if tornado is not installed."""
 

pytest_jupyter/jupyter_server.py

@@ -9,7 +9,6 @@
 import shutil
 import urllib.parse
 from binascii import hexlify
-from contextlib import closing
 
 import jupyter_core.paths
 import pytest
@@ -25,7 +24,6 @@
     from jupyter_server.extension import serverextension
     from jupyter_server.serverapp import JUPYTER_SERVICE_HANDLERS, ServerApp
     from jupyter_server.utils import url_path_join
-    from pytest_tornasync.plugin import AsyncHTTPServerClient
     from tornado.escape import url_escape
     from tornado.httpclient import HTTPClientError
     from tornado.websocket import WebSocketHandler
@@ -44,50 +42,32 @@
     )
 
 
-# Bring in core plugins.
+# Bring in local plugins.
 from pytest_jupyter import *  # noqa
+from pytest_jupyter.pytest_tornasync import *  # noqa
 from pytest_jupyter.utils import mkdir
 
-# List of dependencies needed for this plugin.
-pytest_plugins = ["pytest_tornasync"]
-
-
 # Override some of the fixtures from pytest_tornasync
 # The io_loop fixture is overidden in jupyter_core.py so it
 # can be shared by other plugins that need it (e.g. jupyter_client.py).
 
-
-@pytest.fixture
-def http_server_client(http_server, io_loop):
-    """
-    Create an asynchronous HTTP client that can fetch from `http_server`.
-    """
-
-    async def get_client():
-        return AsyncHTTPServerClient(http_server=http_server)
-
-    client = io_loop.run_sync(get_client)
-    with closing(client) as context:
-        yield context
-
-
 @pytest.fixture
-def http_server(io_loop, http_server_port, jp_web_app):
+def jp_http_server(jp_io_loop, jp_http_server_port, jp_web_app):
     """Start a tornado HTTP server that listens on all available interfaces."""
 
     async def get_server():
         server = tornado.httpserver.HTTPServer(jp_web_app)
-        server.add_socket(http_server_port[0])
+        server.add_socket(jp_http_server_port[0])
         return server
 
-    server = io_loop.run_sync(get_server)
+    server = jp_io_loop.run_sync(get_server)
     yield server
     server.stop()
 
     if hasattr(server, "close_all_connections"):
-        io_loop.run_sync(server.close_all_connections)
+        jp_io_loop.run_sync(server.close_all_connections)
 
-    http_server_port[0].close()
+    jp_http_server_port[0].close()
 
 
 # End pytest_tornasync overrides
@@ -126,10 +106,10 @@ def jp_argv():
 
 
 @pytest.fixture()
-def jp_http_port(http_server_port):
+def jp_http_port(jp_http_server_port):
     """Returns the port value from the http_server_port fixture."""
-    yield http_server_port[-1]
-    http_server_port[0].close()
+    yield jp_http_server_port[-1]
+    jp_http_server_port[0].close()
 
 
 @pytest.fixture
@@ -186,7 +166,7 @@ def jp_configurable_serverapp(
     jp_root_dir,
     jp_logging_stream,
     jp_asyncio_loop,
-    io_loop,
+    jp_io_loop,
 ):
     """Starts a Jupyter Server instance based on
     the provided configuration values.
@@ -216,7 +196,7 @@ def _configurable_serverapp(
         environ=jp_environ,
         http_port=jp_http_port,
         tmp_path=tmp_path,
-        io_loop=io_loop,
+        io_loop=jp_io_loop,
         root_dir=jp_root_dir,
         **kwargs,
     ):
@@ -301,7 +281,7 @@ def jp_base_url():
 
 
 @pytest.fixture
-def jp_fetch(jp_serverapp, http_server_client, jp_auth_header, jp_base_url):
+def jp_fetch(jp_serverapp, jp_http_server_client, jp_auth_header, jp_base_url):
     """Sends an (asynchronous) HTTP request to a test server.
     The fixture is a factory; it can be called like
     a function inside a unit test. Here's a basic
@@ -328,14 +308,13 @@ def client_fetch(*parts, headers=None, params=None, **kwargs):
         for key, value in jp_auth_header.items():
             headers.setdefault(key, value)
         # Make request.
-        print(id(http_server_client.io_loop.asyncio_loop))
-        return http_server_client.fetch(url, headers=headers, request_timeout=20, **kwargs)
+        return jp_http_server_client.fetch(url, headers=headers, request_timeout=20, **kwargs)
 
     return client_fetch
 
 
 @pytest.fixture
-def jp_ws_fetch(jp_serverapp, http_server_client, jp_auth_header, jp_http_port, jp_base_url):
+def jp_ws_fetch(jp_serverapp, jp_http_server_client, jp_auth_header, jp_http_port, jp_base_url):
     """Sends a websocket request to a test server.
     The fixture is a factory; it can be called like
     a function inside a unit test. Here's a basic

pytest_jupyter/pytest_tornasync.py

@@ -0,0 +1,86 @@
+# Vendored fork of pytest_tornasync from
+# https://github.com/eukaryote/pytest-tornasync/blob/9f1bdeec3eb5816e0183f975ca65b5f6f29fbfbb/src/pytest_tornasync/plugin.py
+
+from contextlib import closing
+from inspect import iscoroutinefunction
+
+try:
+    import tornado.ioloop
+    import tornado.testing
+    from tornado.simple_httpclient import SimpleAsyncHTTPClient
+except ImportError:
+    SimpleAsyncHTTPClient = object
+
+import pytest
+
+
+@pytest.hookimpl(tryfirst=True)
+def pytest_pycollect_makeitem(collector, name, obj):
+    if collector.funcnamefilter(name) and iscoroutinefunction(obj):
+        return list(collector._genfunctions(name, obj))
+
+
+@pytest.hookimpl(tryfirst=True)
+def pytest_pyfunc_call(pyfuncitem):
+    funcargs = pyfuncitem.funcargs
+    testargs = {arg: funcargs[arg] for arg in pyfuncitem._fixtureinfo.argnames}
+
+    if not iscoroutinefunction(pyfuncitem.obj):
+        pyfuncitem.obj(**testargs)
+        return True
+
+    try:
+        loop = funcargs["jp_io_loop"]
+    except KeyError:
+        loop = tornado.ioloop.IOLoop.current()
+
+    loop.run_sync(
+        lambda: pyfuncitem.obj(**testargs)
+    )
+    return True
+
+
+@pytest.fixture
+def jp_http_server_port():
+    """
+    Port used by `http_server`.
+    """
+    return tornado.testing.bind_unused_port()
+
+
+@pytest.fixture
+def jp_http_server_client(jp_http_server, jp_io_loop):
+    """
+    Create an asynchronous HTTP client that can fetch from `http_server`.
+    """
+
+    async def get_client():
+        return AsyncHTTPServerClient(http_server=jp_http_server)
+
+    client = jp_io_loop.run_sync(get_client)
+    with closing(client) as context:
+        yield context
+
+
+
+class AsyncHTTPServerClient(SimpleAsyncHTTPClient):
+    def initialize(self, *, http_server=None):
+        super().initialize()
+        self._http_server = http_server
+
+    def fetch(self, path, **kwargs):
+        """
+        Fetch `path` from test server, passing `kwargs` to the `fetch`
+        of the underlying `SimpleAsyncHTTPClient`.
+        """
+        return super().fetch(self.get_url(path), **kwargs)
+
+    def get_protocol(self):
+        return "http"
+
+    def get_http_port(self):
+        for sock in self._http_server._sockets.values():
+            return sock.getsockname()[1]
+
+    def get_url(self, path):
+        return "%s://127.0.0.1:%s%s" % (self.get_protocol(), self.get_http_port(), path)