"""Unit tests for follow.py. """ import copy from unittest.mock import patch from flask import get_flashed_messages from granary import as2 from oauth_dropins import indieauth from oauth_dropins.webutil import util from oauth_dropins.webutil.testutil import requests_response from oauth_dropins.webutil.util import json_dumps, json_loads import common from models import Follower, Object, User from . import testutil WEBFINGER = requests_response({ 'subject': 'acct:foo@bar', 'aliases': [ 'https://bar/foo', ], 'links': [{ 'rel': 'http://ostatus.org/schema/1.0/subscribe', 'template': 'https://bar/follow?uri={uri}' }, { 'rel': 'self', 'type': as2.CONTENT_TYPE, 'href': 'https://bar/actor' }], }) FOLLOWEE = { 'type': 'Person', 'id': 'https://bar/id', 'url': 'https://bar/url', 'inbox': 'http://bar/inbox', } FOLLOW_ADDRESS = { '@context': 'https://www.w3.org/ns/activitystreams', 'type': 'Follow', 'id': f'http://localhost/user/snarfed.org/following#2022-01-02T03:04:05-@foo@bar', 'actor': 'http://localhost/snarfed.org', 'object': FOLLOWEE, 'to': [as2.PUBLIC_AUDIENCE], } FOLLOW_URL = copy.deepcopy(FOLLOW_ADDRESS) FOLLOW_URL['id'] = f'http://localhost/user/snarfed.org/following#2022-01-02T03:04:05-https://bar/actor' UNDO_FOLLOW = { '@context': 'https://www.w3.org/ns/activitystreams', 'type': 'Undo', 'id': f'http://localhost/user/snarfed.org/following#undo-2022-01-02T03:04:05-https://bar/id', 'actor': 'http://localhost/snarfed.org', 'object': FOLLOW_ADDRESS, } @patch('requests.get') class RemoteFollowTest(testutil.TestCase): def setUp(self): super().setUp() User.get_or_create('me') def test_follow_no_domain(self, mock_get): got = self.client.post('/remote-follow?address=@foo@bar') self.assertEqual(400, got.status_code) def test_follow_no_address(self, mock_get): got = self.client.post('/remote-follow?domain=baz.com') self.assertEqual(400, got.status_code) def test_follow_no_user(self, mock_get): got = self.client.post('/remote-follow?address=@foo@bar&domain=baz.com') self.assertEqual(400, got.status_code) def test_follow(self, mock_get): mock_get.return_value = WEBFINGER got = self.client.post('/remote-follow?address=@foo@bar&domain=me') self.assertEqual(302, got.status_code) self.assertEqual('https://bar/follow?uri=@me@me', got.headers['Location']) mock_get.assert_has_calls(( self.req('https://bar/.well-known/webfinger?resource=acct:foo@bar'), )) def test_follow_url(self, mock_get): mock_get.return_value = WEBFINGER got = self.client.post('/remote-follow?address=https://bar/foo&domain=me') self.assertEqual(302, got.status_code) self.assertEqual('https://bar/follow?uri=@me@me', got.headers['Location']) mock_get.assert_has_calls(( self.req('https://bar/.well-known/webfinger?resource=https://bar/foo'), )) def test_follow_no_webfinger_subscribe_link(self, mock_get): mock_get.return_value = requests_response({ 'subject': 'acct:foo@bar', 'links': [{'rel': 'other', 'template': 'meh'}], }) got = self.client.post('/remote-follow?address=https://bar/foo&domain=me') self.assertEqual(302, got.status_code) self.assertEqual('/user/me', got.headers['Location']) def test_follow_no_webfinger_subscribe_link(self, mock_get): mock_get.return_value = requests_response(status_code=500) got = self.client.post('/remote-follow?address=https://bar/foo&domain=me') self.assertEqual(302, got.status_code) self.assertEqual('/user/me', got.headers['Location']) def test_follow_no_webfinger_subscribe_link(self, mock_get): mock_get.return_value = requests_response('not json') got = self.client.post('/remote-follow?address=https://bar/foo&domain=me') self.assertEqual(302, got.status_code) self.assertEqual('/user/me', got.headers['Location']) @patch('requests.post') @patch('requests.get') class FollowTest(testutil.TestCase): def test_start(self, mock_get, _): mock_get.return_value = requests_response('') # IndieAuth endpoint discovery resp = self.client.post('/follow/start', data={ 'me': 'https://snarfed.org', 'address': '@foo@bar', }) self.assertEqual(302, resp.status_code) self.assertTrue(resp.headers['Location'].startswith(indieauth.INDIEAUTH_URL), resp.headers['Location']) def test_callback_address(self, mock_get, mock_post): mock_get.side_effect = ( # oauth-dropins indieauth https://snarfed.org fetch for user json requests_response(''), WEBFINGER, self.as2_resp(FOLLOWEE), ) self._test_callback('@foo@bar', FOLLOW_ADDRESS, mock_get, mock_post) mock_get.assert_has_calls(( self.req('https://bar/.well-known/webfinger?resource=acct:foo@bar'), )) def test_callback_url(self, mock_get, mock_post): mock_get.side_effect = ( requests_response(''), self.as2_resp(FOLLOWEE), ) self._test_callback('https://bar/actor', FOLLOW_URL, mock_get, mock_post) def _test_callback(self, input, expected_follow, mock_get, mock_post): User.get_or_create('snarfed.org') mock_post.side_effect = ( requests_response('me=https://snarfed.org'), requests_response('OK'), # AP Follow to inbox ) state = util.encode_oauth_state({ 'endpoint': 'http://auth/endpoint', 'me': 'https://snarfed.org', 'state': input, }) with self.client: resp = self.client.get(f'/follow/callback?code=my_code&state={state}') self.assertEqual(302, resp.status_code) self.assertEqual('/user/snarfed.org/following',resp.headers['Location']) self.assertEqual([f'Followed {input}.'], get_flashed_messages()) mock_get.assert_has_calls(( self.as2_req('https://bar/actor'), )) self.assertEqual(input, mock_post.call_args_list[0][1]['data']['state']) inbox_args, inbox_kwargs = mock_post.call_args_list[1] self.assertEqual(('http://bar/inbox',), inbox_args) self.assert_equals(expected_follow, json_loads(inbox_kwargs['data'])) followers = Follower.query().fetch() self.assert_entities_equal( Follower(id='https://bar/id snarfed.org', last_follow=json_dumps(expected_follow, sort_keys=True), src='snarfed.org', dest='https://bar/id', status='active'), followers, ignore=['created', 'updated']) id = f'http://localhost/user/snarfed.org/following#2022-01-02T03:04:05-{input}' self.assert_object(id, domains=['snarfed.org'], status='complete', labels=['user', 'activity'], source_protocol='ui', as2=expected_follow, as1=as2.to_as1(expected_follow)) def test_callback_missing_user(self, mock_get, mock_post): mock_post.return_value = requests_response('me=https://snarfed.org') state = util.encode_oauth_state({ 'endpoint': 'http://auth/endpoint', 'me': 'https://snarfed.org', 'state': '@foo@bar', }) with self.client: resp = self.client.get(f'/follow/callback?code=my_code&state={state}') self.assertEqual(400, resp.status_code) def test_callback_user_use_instead(self, mock_get, mock_post): user = User.get_or_create('real.snarfed.org') User.get_or_create('snarfed.org', use_instead=user.key) mock_get.side_effect = ( requests_response(''), self.as2_resp(FOLLOWEE), ) mock_post.side_effect = ( requests_response('me=https://snarfed.org'), requests_response('OK'), # AP Follow to inbox ) state = util.encode_oauth_state({ 'endpoint': 'http://auth/endpoint', 'me': 'https://snarfed.org', 'state': 'https://bar/actor', }) with self.client: resp = self.client.get(f'/follow/callback?code=my_code&state={state}') self.assertEqual(302, resp.status_code) self.assertEqual('/user/real.snarfed.org/following',resp.headers['Location']) @patch('requests.post') @patch('requests.get') class UnfollowTest(testutil.TestCase): def setUp(self): super().setUp() self.follower = Follower( id='https://bar/id snarfed.org', last_follow=json_dumps(FOLLOW_ADDRESS), src='snarfed.org', dest='https://bar/id', status='active', ).put() def test_start(self, mock_get, _): mock_get.return_value = requests_response('') # IndieAuth endpoint discovery resp = self.client.post('/unfollow/start', data={ 'me': 'https://snarfed.org', 'key': self.follower.id(), }) self.assertEqual(302, resp.status_code) self.assertTrue(resp.headers['Location'].startswith(indieauth.INDIEAUTH_URL), resp.headers['Location']) def test_callback(self, mock_get, mock_post): User.get_or_create('snarfed.org') mock_post.side_effect = ( requests_response('me=https://snarfed.org'), requests_response('OK'), # AP Undo Follow to inbox ) # oauth-dropins indieauth https://snarfed.org fetch for user json mock_get.return_value = requests_response('') state = util.encode_oauth_state({ 'endpoint': 'http://auth/endpoint', 'me': 'https://snarfed.org', 'state': self.follower.id(), }) with self.client: resp = self.client.get(f'/unfollow/callback?code=my_code&state={state}') self.assertEqual(302, resp.status_code) self.assertEqual('/user/snarfed.org/following',resp.headers['Location']) self.assertEqual([f'Unfollowed bar/url.'], get_flashed_messages()) inbox_args, inbox_kwargs = mock_post.call_args_list[1] self.assertEqual(('http://bar/inbox',), inbox_args) self.assert_equals(UNDO_FOLLOW, json_loads(inbox_kwargs['data'])) follower = Follower.get_by_id('https://bar/id snarfed.org') self.assertEqual('inactive', follower.status) self.assert_object( 'http://localhost/user/snarfed.org/following#undo-2022-01-02T03:04:05-https://bar/id', domains=['snarfed.org'], status='complete', source_protocol='ui', labels=['user', 'activity'], as2=UNDO_FOLLOW, as1=as2.to_as1(UNDO_FOLLOW)) def test_callback_missing_user(self, mock_get, mock_post): mock_post.return_value = requests_response('me=https://snarfed.org') state = util.encode_oauth_state({ 'endpoint': 'http://auth/endpoint', 'me': 'https://snarfed.org', 'state': 'https://bar/id', }) with self.client: resp = self.client.get(f'/unfollow/callback?code=my_code&state={state}') self.assertEqual(400, resp.status_code)