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test_identity.py
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test_identity.py
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import json
import logging
from contextlib import nullcontext
from unittest import mock
import pytest
from jupyter_server.auth import IdentityProvider, User
from jupyter_server.auth.identity import PasswordIdentityProvider, _backward_compat_user
from jupyter_server.serverapp import ServerApp
class CustomUser:
def __init__(self, name):
self.name = name
@pytest.mark.parametrize(
"old_user, expected",
[
(
"str-name",
{"username": "str-name", "name": "str-name", "display_name": "str-name"},
),
(
{"username": "user.username", "name": "user.name"},
{
"username": "user.username",
"name": "user.name",
"display_name": "user.name",
},
),
(
{"username": "user.username", "display_name": "display"},
{
"username": "user.username",
"name": "user.username",
"display_name": "display",
},
),
({"name": "user.name"}, {"username": "user.name", "name": "user.name"}),
({"unknown": "value"}, ValueError),
(CustomUser("custom_name"), ValueError),
],
)
def test_identity_model(old_user, expected):
if isinstance(expected, type) and issubclass(expected, Exception):
with pytest.raises(expected):
user = _backward_compat_user(old_user)
return
user = _backward_compat_user(old_user)
idp = IdentityProvider()
identity = idp.identity_model(user)
print(identity)
identity_subset = {key: identity[key] for key in expected} # type:ignore[union-attr]
print(type(identity), type(identity_subset), type(expected))
assert identity_subset == expected
@pytest.mark.parametrize(
"fields, expected",
[
({"name": "user"}, TypeError),
(
{"username": "user.username"},
{
"username": "user.username",
"name": "user.username",
"initials": None,
"avatar_url": None,
"color": None,
},
),
(
{"username": "user.username", "name": "user.name", "color": "#abcdef"},
{
"username": "user.username",
"name": "user.name",
"display_name": "user.name",
"color": "#abcdef",
},
),
(
{"username": "user.username", "display_name": "display"},
{
"username": "user.username",
"name": "user.username",
"display_name": "display",
},
),
],
)
def test_user_defaults(fields, expected):
if isinstance(expected, type) and issubclass(expected, Exception):
with pytest.raises(expected):
user = User(**fields)
return
user = User(**fields)
# check expected fields
for key in expected: # type:ignore[union-attr]
assert getattr(user, key) == expected[key] # type:ignore[index]
# check types
for key in ("username", "name", "display_name"):
value = getattr(user, key)
assert isinstance(value, str)
# don't allow empty strings
assert value
for key in ("initials", "avatar_url", "color"):
value = getattr(user, key)
assert value is None or isinstance(value, str)
@pytest.fixture
def identity_provider_class():
"""Allow override in other test modules"""
return PasswordIdentityProvider
@pytest.mark.parametrize(
"ip, token, ssl, warns",
[
("", "", None, "highly insecure"),
("", "", {"key": "x"}, "all IP addresses"),
("", "secret", None, "and not using encryption"),
("", "secret", {"key": "x"}, False),
("127.0.0.1", "secret", None, False),
],
)
def test_validate_security(
identity_provider_class,
ip,
token,
ssl,
warns,
caplog,
):
app = ServerApp(ip=ip, log=logging.getLogger())
idp = identity_provider_class(parent=app, token=token)
app.identity_provider = idp
with caplog.at_level(logging.WARNING):
idp.validate_security(app, ssl_options=ssl)
for record in caplog.records:
print(record)
if warns:
assert len(caplog.records) > 0
if isinstance(warns, str):
logged = "\n".join(record.msg for record in caplog.records)
assert warns in logged
else:
assert len(caplog.records) == 0
@pytest.mark.parametrize(
"password_set, password_required, ok",
[
(True, False, True),
(True, True, True),
(False, False, True),
(False, True, False),
],
)
def test_password_required(identity_provider_class, password_set, password_required, ok):
app = ServerApp()
idp = identity_provider_class(
parent=app,
hashed_password="xxx" if password_set else "",
password_required=password_required,
)
app.identity_provider = idp
ctx = nullcontext() if ok else pytest.raises(SystemExit)
with ctx:
idp.validate_security(app, ssl_options=None)
async def test_auth_disabled(request, jp_serverapp, jp_fetch):
idp = PasswordIdentityProvider(
parent=jp_serverapp,
hashed_password="",
token="",
)
assert not idp.auth_enabled
with mock.patch.dict(jp_serverapp.web_app.settings, {"identity_provider": idp}):
resp = await jp_fetch("/api/me", headers={"Authorization": "", "Cookie": ""})
user_info = json.loads(resp.body.decode("utf8"))
# anonymous login sets a cookie
assert "Set-Cookie" in resp.headers
cookie = resp.headers["Set-Cookie"]
# second request, with cookie keeps the same anonymous user
resp = await jp_fetch("/api/me", headers={"Authorization": "", "Cookie": cookie})
user_info_repeat = json.loads(resp.body.decode("utf8"))
assert user_info_repeat["identity"] == user_info["identity"]
# another request, no cookie, new anonymous user
resp = await jp_fetch("/api/me", headers={"Authorization": "", "Cookie": ""})
user_info_2 = json.loads(resp.body.decode("utf8"))
assert user_info_2["identity"]["username"] != user_info["identity"]["username"]