mirror of https://github.com/zulip/zulip.git
670 lines
23 KiB
Python
670 lines
23 KiB
Python
import collections
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import os
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import re
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import sys
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import time
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from contextlib import contextmanager
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from functools import wraps
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from typing import (
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IO,
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TYPE_CHECKING,
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Any,
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Callable,
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Dict,
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Generator,
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Iterable,
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Iterator,
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List,
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Optional,
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Tuple,
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TypeVar,
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Union,
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cast,
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)
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from unittest import mock
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import boto3
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import fakeldap
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import ldap
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import orjson
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from boto3.resources.base import ServiceResource
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from django.conf import settings
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from django.db.migrations.state import StateApps
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from django.http import HttpResponse, HttpResponseRedirect
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from django.test import override_settings
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from django.urls import URLResolver
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from moto import mock_s3
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import zerver.lib.upload
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from zerver.lib import cache
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from zerver.lib.actions import do_set_realm_property
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from zerver.lib.avatar import avatar_url
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from zerver.lib.cache import get_cache_backend
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from zerver.lib.db import Params, ParamsT, Query, TimeTrackingCursor
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from zerver.lib.integrations import WEBHOOK_INTEGRATIONS
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from zerver.lib.upload import LocalUploadBackend, S3UploadBackend
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from zerver.models import (
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Client,
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Message,
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Realm,
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Subscription,
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UserMessage,
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UserProfile,
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get_client,
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get_realm,
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get_stream,
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)
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from zerver.tornado.handlers import AsyncDjangoHandler, allocate_handler_id
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from zerver.worker import queue_processors
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from zproject.backends import ExternalAuthDataDict, ExternalAuthResult
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if TYPE_CHECKING:
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# Avoid an import cycle; we only need these for type annotations.
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from zerver.lib.test_classes import MigrationsTestCase, ZulipTestCase
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class MockLDAP(fakeldap.MockLDAP):
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class LDAPError(ldap.LDAPError):
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pass
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class INVALID_CREDENTIALS(ldap.INVALID_CREDENTIALS):
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pass
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class NO_SUCH_OBJECT(ldap.NO_SUCH_OBJECT):
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pass
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class ALREADY_EXISTS(ldap.ALREADY_EXISTS):
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pass
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@contextmanager
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def stub_event_queue_user_events(
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event_queue_return: Any, user_events_return: Any
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) -> Iterator[None]:
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with mock.patch("zerver.lib.events.request_event_queue", return_value=event_queue_return):
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with mock.patch("zerver.lib.events.get_user_events", return_value=user_events_return):
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yield
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@contextmanager
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def simulated_queue_client(client: Callable[[], object]) -> Iterator[None]:
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with mock.patch.object(queue_processors, "SimpleQueueClient", client):
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yield
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@contextmanager
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def cache_tries_captured() -> Iterator[List[Tuple[str, Union[str, List[str]], Optional[str]]]]:
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cache_queries: List[Tuple[str, Union[str, List[str]], Optional[str]]] = []
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orig_get = cache.cache_get
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orig_get_many = cache.cache_get_many
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def my_cache_get(key: str, cache_name: Optional[str] = None) -> Optional[Dict[str, Any]]:
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cache_queries.append(("get", key, cache_name))
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return orig_get(key, cache_name)
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def my_cache_get_many(
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keys: List[str], cache_name: Optional[str] = None
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) -> Dict[str, Any]: # nocoverage -- simulated code doesn't use this
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cache_queries.append(("getmany", keys, cache_name))
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return orig_get_many(keys, cache_name)
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with mock.patch.multiple(cache, cache_get=my_cache_get, cache_get_many=my_cache_get_many):
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yield cache_queries
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@contextmanager
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def simulated_empty_cache() -> Iterator[List[Tuple[str, Union[str, List[str]], Optional[str]]]]:
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cache_queries: List[Tuple[str, Union[str, List[str]], Optional[str]]] = []
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def my_cache_get(key: str, cache_name: Optional[str] = None) -> Optional[Dict[str, Any]]:
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cache_queries.append(("get", key, cache_name))
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return None
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def my_cache_get_many(
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keys: List[str], cache_name: Optional[str] = None
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) -> Dict[str, Any]: # nocoverage -- simulated code doesn't use this
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cache_queries.append(("getmany", keys, cache_name))
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return {}
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with mock.patch.multiple(cache, cache_get=my_cache_get, cache_get_many=my_cache_get_many):
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yield cache_queries
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@contextmanager
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def queries_captured(
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include_savepoints: bool = False, keep_cache_warm: bool = False
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) -> Generator[List[Dict[str, Union[str, bytes]]], None, None]:
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"""
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Allow a user to capture just the queries executed during
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the with statement.
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"""
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queries: List[Dict[str, Union[str, bytes]]] = []
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def wrapper_execute(
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self: TimeTrackingCursor,
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action: Callable[[str, ParamsT], None],
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sql: Query,
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params: ParamsT,
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) -> None:
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start = time.time()
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try:
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return action(sql, params)
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finally:
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stop = time.time()
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duration = stop - start
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if include_savepoints or not isinstance(sql, str) or "SAVEPOINT" not in sql:
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queries.append(
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{
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"sql": self.mogrify(sql, params).decode("utf-8"),
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"time": f"{duration:.3f}",
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}
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)
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def cursor_execute(
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self: TimeTrackingCursor, sql: Query, params: Optional[Params] = None
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) -> None:
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return wrapper_execute(self, super(TimeTrackingCursor, self).execute, sql, params)
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def cursor_executemany(self: TimeTrackingCursor, sql: Query, params: Iterable[Params]) -> None:
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return wrapper_execute(
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self, super(TimeTrackingCursor, self).executemany, sql, params
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) # nocoverage -- doesn't actually get used in tests
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if not keep_cache_warm:
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cache = get_cache_backend(None)
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cache.clear()
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with mock.patch.multiple(
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TimeTrackingCursor, execute=cursor_execute, executemany=cursor_executemany
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):
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yield queries
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@contextmanager
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def stdout_suppressed() -> Iterator[IO[str]]:
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"""Redirect stdout to /dev/null."""
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with open(os.devnull, "a") as devnull:
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stdout, sys.stdout = sys.stdout, devnull
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yield stdout
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sys.stdout = stdout
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def reset_emails_in_zulip_realm() -> None:
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realm = get_realm("zulip")
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do_set_realm_property(
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realm,
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"email_address_visibility",
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Realm.EMAIL_ADDRESS_VISIBILITY_EVERYONE,
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acting_user=None,
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)
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def get_test_image_file(filename: str) -> IO[Any]:
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test_avatar_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), "../tests/images"))
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return open(os.path.join(test_avatar_dir, filename), "rb")
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def avatar_disk_path(
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user_profile: UserProfile, medium: bool = False, original: bool = False
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) -> str:
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avatar_url_path = avatar_url(user_profile, medium)
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assert avatar_url_path is not None
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avatar_disk_path = os.path.join(
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settings.LOCAL_UPLOADS_DIR,
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"avatars",
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avatar_url_path.split("/")[-2],
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avatar_url_path.split("/")[-1].split("?")[0],
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)
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if original:
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return avatar_disk_path.replace(".png", ".original")
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return avatar_disk_path
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def make_client(name: str) -> Client:
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client, _ = Client.objects.get_or_create(name=name)
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return client
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def find_key_by_email(address: str) -> Optional[str]:
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from django.core.mail import outbox
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key_regex = re.compile("accounts/do_confirm/([a-z0-9]{24})>")
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for message in reversed(outbox):
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if address in message.to:
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match = key_regex.search(message.body)
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assert match is not None
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[key] = match.groups()
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return key
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return None # nocoverage -- in theory a test might want this case, but none do
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def message_stream_count(user_profile: UserProfile) -> int:
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return UserMessage.objects.select_related("message").filter(user_profile=user_profile).count()
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def most_recent_usermessage(user_profile: UserProfile) -> UserMessage:
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query = (
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UserMessage.objects.select_related("message")
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.filter(user_profile=user_profile)
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.order_by("-message")
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)
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return query[0] # Django does LIMIT here
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def most_recent_message(user_profile: UserProfile) -> Message:
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usermessage = most_recent_usermessage(user_profile)
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return usermessage.message
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def get_subscription(stream_name: str, user_profile: UserProfile) -> Subscription:
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stream = get_stream(stream_name, user_profile.realm)
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recipient_id = stream.recipient_id
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return Subscription.objects.get(
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user_profile=user_profile, recipient_id=recipient_id, active=True
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)
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def get_user_messages(user_profile: UserProfile) -> List[Message]:
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query = (
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UserMessage.objects.select_related("message")
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.filter(user_profile=user_profile)
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.order_by("message")
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)
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return [um.message for um in query]
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class DummyHandler(AsyncDjangoHandler):
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def __init__(self) -> None:
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allocate_handler_id(self)
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class HostRequestMock:
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"""A mock request object where get_host() works. Useful for testing
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routes that use Zulip's subdomains feature"""
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def __init__(
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self,
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post_data: Dict[str, Any] = {},
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user_profile: Optional[UserProfile] = None,
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host: str = settings.EXTERNAL_HOST,
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client_name: Optional[str] = None,
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) -> None:
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self.host = host
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self.GET: Dict[str, Any] = {}
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self.method = ""
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if client_name is not None:
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self.client = get_client(client_name)
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# Convert any integer parameters passed into strings, even
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# though of course the HTTP API would do so. Ideally, we'd
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# get rid of this abstraction entirely and just use the HTTP
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# API directly, but while it exists, we need this code
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self.POST: Dict[str, Any] = {}
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for key in post_data:
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self.POST[key] = str(post_data[key])
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self.method = "POST"
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self._tornado_handler = DummyHandler()
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self._log_data: Dict[str, Any] = {}
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self.META = {"PATH_INFO": "test"}
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self.path = ""
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self.user = user_profile
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self.body = ""
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self.content_type = ""
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self.client_name = ""
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def get_host(self) -> str:
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return self.host
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INSTRUMENTING = os.environ.get("TEST_INSTRUMENT_URL_COVERAGE", "") == "TRUE"
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INSTRUMENTED_CALLS: List[Dict[str, Any]] = []
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UrlFuncT = TypeVar("UrlFuncT", bound=Callable[..., HttpResponse]) # TODO: make more specific
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def append_instrumentation_data(data: Dict[str, Any]) -> None:
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INSTRUMENTED_CALLS.append(data)
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def instrument_url(f: UrlFuncT) -> UrlFuncT:
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if not INSTRUMENTING: # nocoverage -- option is always enabled; should we remove?
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return f
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else:
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def wrapper(
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self: "ZulipTestCase", url: str, info: object = {}, **kwargs: Any
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) -> HttpResponse:
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start = time.time()
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result = f(self, url, info, **kwargs)
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delay = time.time() - start
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test_name = self.id()
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if "?" in url:
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url, extra_info = url.split("?", 1)
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else:
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extra_info = ""
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if isinstance(info, HostRequestMock):
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info = "<HostRequestMock>"
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elif isinstance(info, bytes):
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info = "<bytes>"
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elif isinstance(info, dict):
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info = {
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k: "<file object>" if hasattr(v, "read") and callable(getattr(v, "read")) else v
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for k, v in info.items()
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}
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append_instrumentation_data(
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dict(
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url=url,
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status_code=result.status_code,
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method=f.__name__,
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delay=delay,
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extra_info=extra_info,
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info=info,
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test_name=test_name,
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kwargs=kwargs,
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)
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)
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return result
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return cast(UrlFuncT, wrapper) # https://github.com/python/mypy/issues/1927
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def write_instrumentation_reports(full_suite: bool, include_webhooks: bool) -> None:
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if INSTRUMENTING:
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calls = INSTRUMENTED_CALLS
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from zproject.urls import urlpatterns, v1_api_and_json_patterns
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# Find our untested urls.
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pattern_cnt: Dict[str, int] = collections.defaultdict(int)
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def re_strip(r: Any) -> str:
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return str(r).lstrip("^").rstrip("$")
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def find_patterns(patterns: List[Any], prefixes: List[str]) -> None:
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for pattern in patterns:
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find_pattern(pattern, prefixes)
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def cleanup_url(url: str) -> str:
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if url.startswith("/"):
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url = url[1:]
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if url.startswith("http://testserver/"):
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url = url[len("http://testserver/") :]
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if url.startswith("http://zulip.testserver/"):
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url = url[len("http://zulip.testserver/") :]
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if url.startswith("http://testserver:9080/"):
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url = url[len("http://testserver:9080/") :]
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return url
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def find_pattern(pattern: Any, prefixes: List[str]) -> None:
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if isinstance(pattern, type(URLResolver)):
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return # nocoverage -- shouldn't actually happen
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if hasattr(pattern, "url_patterns"):
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return
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canon_pattern = prefixes[0] + re_strip(pattern.pattern.regex.pattern)
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cnt = 0
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for call in calls:
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if "pattern" in call:
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continue
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url = cleanup_url(call["url"])
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for prefix in prefixes:
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if url.startswith(prefix):
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match_url = url[len(prefix) :]
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if pattern.resolve(match_url):
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if call["status_code"] in [200, 204, 301, 302]:
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cnt += 1
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call["pattern"] = canon_pattern
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pattern_cnt[canon_pattern] += cnt
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find_patterns(urlpatterns, ["", "en/", "de/"])
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find_patterns(v1_api_and_json_patterns, ["api/v1/", "json/"])
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assert len(pattern_cnt) > 100
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untested_patterns = {p.replace("\\", "") for p in pattern_cnt if pattern_cnt[p] == 0}
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exempt_patterns = {
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# We exempt some patterns that are called via Tornado.
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"api/v1/events",
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"api/v1/events/internal",
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"api/v1/register",
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# We also exempt some development environment debugging
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# static content URLs, since the content they point to may
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# or may not exist.
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"coverage/(?P<path>.+)",
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"confirmation_key/",
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"node-coverage/(?P<path>.+)",
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"docs/(?P<path>.+)",
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"help/configure-missed-message-emails",
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"help/community-topic-edits",
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"help/delete-a-stream",
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"api/delete-stream",
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"casper/(?P<path>.+)",
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"static/(?P<path>.+)",
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"flush_caches",
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"external_content/(?P<digest>[^/]+)/(?P<received_url>[^/]+)",
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*(webhook.url for webhook in WEBHOOK_INTEGRATIONS if not include_webhooks),
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}
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untested_patterns -= exempt_patterns
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var_dir = "var" # TODO make sure path is robust here
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fn = os.path.join(var_dir, "url_coverage.txt")
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with open(fn, "wb") as f:
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for call in calls:
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f.write(orjson.dumps(call, option=orjson.OPT_APPEND_NEWLINE))
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if full_suite:
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print(f"INFO: URL coverage report is in {fn}")
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print("INFO: Try running: ./tools/create-test-api-docs")
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if full_suite and len(untested_patterns): # nocoverage -- test suite error handling
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print("\nERROR: Some URLs are untested! Here's the list of untested URLs:")
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for untested_pattern in sorted(untested_patterns):
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print(f" {untested_pattern}")
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sys.exit(1)
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def load_subdomain_token(response: HttpResponse) -> ExternalAuthDataDict:
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assert isinstance(response, HttpResponseRedirect)
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token = response.url.rsplit("/", 1)[1]
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data = ExternalAuthResult(login_token=token, delete_stored_data=False).data_dict
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assert data is not None
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return data
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FuncT = TypeVar("FuncT", bound=Callable[..., None])
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|
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def use_s3_backend(method: FuncT) -> FuncT:
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@mock_s3
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@override_settings(LOCAL_UPLOADS_DIR=None)
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def new_method(*args: Any, **kwargs: Any) -> Any:
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zerver.lib.upload.upload_backend = S3UploadBackend()
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try:
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return method(*args, **kwargs)
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finally:
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zerver.lib.upload.upload_backend = LocalUploadBackend()
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return new_method
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def create_s3_buckets(*bucket_names: str) -> List[ServiceResource]:
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session = boto3.Session(settings.S3_KEY, settings.S3_SECRET_KEY)
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s3 = session.resource("s3")
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buckets = [s3.create_bucket(Bucket=name) for name in bucket_names]
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return buckets
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def use_db_models(
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method: Callable[["MigrationsTestCase", StateApps], None]
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) -> Callable[["MigrationsTestCase", StateApps], None]: # nocoverage
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def method_patched_with_mock(self: "MigrationsTestCase", apps: StateApps) -> None:
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ArchivedAttachment = apps.get_model("zerver", "ArchivedAttachment")
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ArchivedMessage = apps.get_model("zerver", "ArchivedMessage")
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ArchivedUserMessage = apps.get_model("zerver", "ArchivedUserMessage")
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Attachment = apps.get_model("zerver", "Attachment")
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BotConfigData = apps.get_model("zerver", "BotConfigData")
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BotStorageData = apps.get_model("zerver", "BotStorageData")
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Client = apps.get_model("zerver", "Client")
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CustomProfileField = apps.get_model("zerver", "CustomProfileField")
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CustomProfileFieldValue = apps.get_model("zerver", "CustomProfileFieldValue")
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DefaultStream = apps.get_model("zerver", "DefaultStream")
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DefaultStreamGroup = apps.get_model("zerver", "DefaultStreamGroup")
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EmailChangeStatus = apps.get_model("zerver", "EmailChangeStatus")
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Huddle = apps.get_model("zerver", "Huddle")
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|
Message = apps.get_model("zerver", "Message")
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|
MultiuseInvite = apps.get_model("zerver", "MultiuseInvite")
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MutedTopic = apps.get_model("zerver", "MutedTopic")
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|
PreregistrationUser = apps.get_model("zerver", "PreregistrationUser")
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|
PushDeviceToken = apps.get_model("zerver", "PushDeviceToken")
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|
Reaction = apps.get_model("zerver", "Reaction")
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|
Realm = apps.get_model("zerver", "Realm")
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|
RealmAuditLog = apps.get_model("zerver", "RealmAuditLog")
|
|
RealmDomain = apps.get_model("zerver", "RealmDomain")
|
|
RealmEmoji = apps.get_model("zerver", "RealmEmoji")
|
|
RealmFilter = apps.get_model("zerver", "RealmFilter")
|
|
Recipient = apps.get_model("zerver", "Recipient")
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|
Recipient.PERSONAL = 1
|
|
Recipient.STREAM = 2
|
|
Recipient.HUDDLE = 3
|
|
ScheduledEmail = apps.get_model("zerver", "ScheduledEmail")
|
|
ScheduledMessage = apps.get_model("zerver", "ScheduledMessage")
|
|
Service = apps.get_model("zerver", "Service")
|
|
Stream = apps.get_model("zerver", "Stream")
|
|
Subscription = apps.get_model("zerver", "Subscription")
|
|
UserActivity = apps.get_model("zerver", "UserActivity")
|
|
UserActivityInterval = apps.get_model("zerver", "UserActivityInterval")
|
|
UserGroup = apps.get_model("zerver", "UserGroup")
|
|
UserGroupMembership = apps.get_model("zerver", "UserGroupMembership")
|
|
UserHotspot = apps.get_model("zerver", "UserHotspot")
|
|
UserMessage = apps.get_model("zerver", "UserMessage")
|
|
UserPresence = apps.get_model("zerver", "UserPresence")
|
|
UserProfile = apps.get_model("zerver", "UserProfile")
|
|
|
|
zerver_models_patch = mock.patch.multiple(
|
|
"zerver.models",
|
|
ArchivedAttachment=ArchivedAttachment,
|
|
ArchivedMessage=ArchivedMessage,
|
|
ArchivedUserMessage=ArchivedUserMessage,
|
|
Attachment=Attachment,
|
|
BotConfigData=BotConfigData,
|
|
BotStorageData=BotStorageData,
|
|
Client=Client,
|
|
CustomProfileField=CustomProfileField,
|
|
CustomProfileFieldValue=CustomProfileFieldValue,
|
|
DefaultStream=DefaultStream,
|
|
DefaultStreamGroup=DefaultStreamGroup,
|
|
EmailChangeStatus=EmailChangeStatus,
|
|
Huddle=Huddle,
|
|
Message=Message,
|
|
MultiuseInvite=MultiuseInvite,
|
|
MutedTopic=MutedTopic,
|
|
PreregistrationUser=PreregistrationUser,
|
|
PushDeviceToken=PushDeviceToken,
|
|
Reaction=Reaction,
|
|
Realm=Realm,
|
|
RealmAuditLog=RealmAuditLog,
|
|
RealmDomain=RealmDomain,
|
|
RealmEmoji=RealmEmoji,
|
|
RealmFilter=RealmFilter,
|
|
Recipient=Recipient,
|
|
ScheduledEmail=ScheduledEmail,
|
|
ScheduledMessage=ScheduledMessage,
|
|
Service=Service,
|
|
Stream=Stream,
|
|
Subscription=Subscription,
|
|
UserActivity=UserActivity,
|
|
UserActivityInterval=UserActivityInterval,
|
|
UserGroup=UserGroup,
|
|
UserGroupMembership=UserGroupMembership,
|
|
UserHotspot=UserHotspot,
|
|
UserMessage=UserMessage,
|
|
UserPresence=UserPresence,
|
|
UserProfile=UserProfile,
|
|
)
|
|
zerver_test_helpers_patch = mock.patch.multiple(
|
|
"zerver.lib.test_helpers",
|
|
Client=Client,
|
|
Message=Message,
|
|
Subscription=Subscription,
|
|
UserMessage=UserMessage,
|
|
UserProfile=UserProfile,
|
|
)
|
|
|
|
zerver_test_classes_patch = mock.patch.multiple(
|
|
"zerver.lib.test_classes",
|
|
Client=Client,
|
|
Message=Message,
|
|
Realm=Realm,
|
|
Recipient=Recipient,
|
|
Stream=Stream,
|
|
Subscription=Subscription,
|
|
UserProfile=UserProfile,
|
|
)
|
|
|
|
with zerver_models_patch, zerver_test_helpers_patch, zerver_test_classes_patch:
|
|
method(self, apps)
|
|
|
|
return method_patched_with_mock
|
|
|
|
|
|
def create_dummy_file(filename: str) -> str:
|
|
filepath = os.path.join(settings.TEST_WORKER_DIR, filename)
|
|
with open(filepath, "w") as f:
|
|
f.write("zulip!")
|
|
return filepath
|
|
|
|
|
|
def zulip_reaction_info() -> Dict[str, str]:
|
|
return dict(
|
|
emoji_name="zulip",
|
|
emoji_code="zulip",
|
|
reaction_type="zulip_extra_emoji",
|
|
)
|
|
|
|
|
|
@contextmanager
|
|
def mock_queue_publish(
|
|
method_to_patch: str,
|
|
**kwargs: object,
|
|
) -> Iterator[mock.MagicMock]:
|
|
inner = mock.MagicMock(**kwargs)
|
|
|
|
# This helper ensures that events published to the queues are
|
|
# serializable as JSON; unserializable events would make RabbitMQ
|
|
# crash in production.
|
|
def verify_serialize(
|
|
queue_name: str,
|
|
event: Dict[str, object],
|
|
processor: Optional[Callable[[object], None]] = None,
|
|
) -> None:
|
|
marshalled_event = orjson.loads(orjson.dumps(event))
|
|
assert marshalled_event == event
|
|
inner(queue_name, event, processor)
|
|
|
|
with mock.patch(method_to_patch, side_effect=verify_serialize):
|
|
yield inner
|
|
|
|
|
|
def patch_queue_publish(
|
|
method_to_patch: str,
|
|
) -> Callable[[Callable[..., None]], Callable[..., None]]:
|
|
def inner(func: Callable[..., None]) -> Callable[..., None]:
|
|
@wraps(func)
|
|
def _wrapped(*args: object, **kwargs: object) -> None:
|
|
with mock_queue_publish(method_to_patch) as m:
|
|
func(*args, m, **kwargs)
|
|
|
|
return _wrapped
|
|
|
|
return inner
|