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import os
import socket
import subprocess
import sys
import uuid
import warnings
from pathlib import Path
from unittest.mock import patch
import pytest
from traitlets.tests.utils import check_help_all_output
from jupyter_server.utils import (
check_pid,
check_version,
filefind,
is_namespace_package,
path2url,
run_sync_in_loop,
samefile_simple,
to_api_path,
unix_socket_in_use,
url2path,
url_escape,
url_unescape,
)
def test_help_output():
check_help_all_output("jupyter_server")
@pytest.mark.parametrize(
"unescaped,escaped",
[
("/this is a test/for spaces/", "/this%20is%20a%20test/for%20spaces/"),
("notebook with space.ipynb", "notebook%20with%20space.ipynb"),
(
"/path with a/notebook and space.ipynb",
"/path%20with%20a/notebook%20and%20space.ipynb",
),
(
"/ !@$#%^&* / test %^ notebook @#$ name.ipynb",
"/%20%21%40%24%23%25%5E%26%2A%20/%20test%20%25%5E%20notebook%20%40%23%24%20name.ipynb",
),
],
)
def test_url_escaping(unescaped, escaped):
# Test escaping.
path = url_escape(unescaped)
assert path == escaped
# Test unescaping.
path = url_unescape(escaped)
assert path == unescaped
@pytest.mark.parametrize(
"name, expected",
[
# returns True if it is a namespace package
("test_namespace", True),
# returns False if it isn't a namespace package
("sys", False),
("jupyter_server", False),
# returns None if it isn't importable
("not_a_python_namespace", None),
],
)
def test_is_namespace_package(monkeypatch, name, expected):
monkeypatch.syspath_prepend(Path(__file__).parent / "namespace-package-test")
assert is_namespace_package(name) is expected
def test_is_namespace_package_no_spec():
with patch("importlib.util.find_spec") as mocked_spec:
mocked_spec.side_effect = ValueError()
assert is_namespace_package("dummy") is None
mocked_spec.assert_called_once_with("dummy")
@pytest.mark.skipif(os.name == "nt", reason="Paths are annoying on Windows")
def test_path_utils(tmp_path):
path = str(tmp_path)
assert os.path.basename(path2url(path)) == os.path.basename(path)
url = path2url(path)
assert path.endswith(url2path(url))
assert samefile_simple(path, path)
assert to_api_path(path, os.path.dirname(path)) == os.path.basename(path)
def test_check_version():
assert check_version("1.0.2", "1.0.1")
assert not check_version("1.0.0", "1.0.1")
assert check_version(1.0, "1.0.1") # type:ignore[arg-type]
def test_check_pid():
proc = subprocess.Popen([sys.executable])
proc.kill()
proc.wait()
check_pid(proc.pid)
async def test_run_sync_in_loop():
async def foo():
pass
with warnings.catch_warnings():
warnings.simplefilter("ignore")
await run_sync_in_loop(foo())
@pytest.mark.skipif(os.name != "posix", reason="Requires unix sockets")
def test_unix_socket_in_use(tmp_path):
root_tmp_dir = Path("/tmp").resolve()
server_address = os.path.join(root_tmp_dir, uuid.uuid4().hex)
if os.path.exists(server_address):
os.remove(server_address)
sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
sock.bind(server_address)
sock.listen(0)
assert unix_socket_in_use(server_address)
sock.close()
@pytest.mark.parametrize(
"filename, result",
[
("/foo", OSError),
("../c/in-c", OSError),
("in-a", "a/in-a"),
("in-b", "b/in-b"),
("in-both", "a/in-both"),
(r"\in-a", OSError),
("not-found", OSError),
],
)
def test_filefind(tmp_path, filename, result):
a = tmp_path / "a"
a.mkdir()
b = tmp_path / "b"
b.mkdir()
c = tmp_path / "c"
c.mkdir()
for parent in (a, b):
with parent.joinpath("in-both").open("w"):
pass
with a.joinpath("in-a").open("w"):
pass
with b.joinpath("in-b").open("w"):
pass
with c.joinpath("in-c").open("w"):
pass
if isinstance(result, str):
found = filefind(filename, [str(a), str(b)])
found_relative = Path(found).relative_to(tmp_path)
assert str(found_relative).replace(os.sep, "/") == result
else:
with pytest.raises(result):
filefind(filename, [str(a), str(b)])
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