bridgy-fed/tests/test_redirect.py

"""Unit tests for redirect.py.
"""
import copy
from unittest.mock import patch

from granary import as2
from oauth_dropins.webutil.testutil import requests_response
import requests

from flask_app import app, cache, g
from common import redirect_unwrap
from models import Object, User
from .test_webmention import ACTOR_AS2, REPOST_AS2, REPOST_HTML
from . import testutil

REPOST_AS2 = copy.deepcopy(REPOST_AS2)
del REPOST_AS2['cc']

class RedirectTest(testutil.TestCase):

    def setUp(self):
        super().setUp()
        self.user = self.make_user('user.com')

        with app.test_request_context('/'):
            g.user = None

    def test_redirect(self):
        got = self.client.get('/r/https://user.com/bar?baz=baj&biff')
        self.assertEqual(301, got.status_code)
        self.assertEqual('https://user.com/bar?baz=baj&biff=', got.headers['Location'])

    def test_redirect_scheme_missing(self):
        got = self.client.get('/r/user.com')
        self.assertEqual(400, got.status_code)

    def test_redirect_url_missing(self):
        got = self.client.get('/r/')
        self.assertEqual(404, got.status_code)

    def test_redirect_html_no_user(self):
        got = self.client.get('/r/http://bar.com/baz')
        self.assertEqual(404, got.status_code)

    def test_redirect_single_slash(self):
        got = self.client.get('/r/https:/user.com/bar')
        self.assertEqual(301, got.status_code)
        self.assertEqual('https://user.com/bar', got.headers['Location'])

    def test_redirect_trailing_garbage_chars(self):
        got = self.client.get(r'/r/https://v2.jacky.wtf\"')
        self.assertEqual(404, got.status_code)

    def test_as2(self):
        self._test_as2(as2.CONTENT_TYPE)

    def test_as2_ld(self):
        self._test_as2(as2.CONTENT_TYPE_LD)

    def test_as2_no_user(self):
        self.user.key.delete()
        self._test_as2(as2.CONTENT_TYPE)

    @patch('requests.get')
    def test_as2_fetch_post(self, mock_get):
        mock_get.return_value = requests_response(REPOST_HTML)
        self._test_as2(as2.CONTENT_TYPE, stored_object=False, expected={
            **REPOST_AS2,
            'actor': ACTOR_AS2,
        })

    def test_accept_header_cache_key(self):
        app.config['CACHE_TYPE'] = 'SimpleCache'
        cache.init_app(app)
        self.client = app.test_client()

        self._test_as2(as2.CONTENT_TYPE)

        resp = self.client.get('/r/https://user.com/bar')
        self.assertEqual(301, resp.status_code)
        self.assertEqual('https://user.com/bar', resp.headers['Location'])

        # delete stored Object to make sure we're serving from cache
        self.obj.delete()

        self._test_as2(as2.CONTENT_TYPE)

        resp = self.client.get('/r/https://user.com/bar',
                              headers={'Accept': 'text/html'})
        self.assertEqual(301, resp.status_code)
        self.assertEqual('https://user.com/bar', resp.headers['Location'])

    def _test_as2(self, content_type, stored_object=True, expected=REPOST_AS2):
        if stored_object:
            with app.test_request_context('/'):
                self.obj = Object(id='https://user.com/repost', as2=REPOST_AS2).put()

        resp = self.client.get('/r/https://user.com/repost',
                              headers={'Accept': content_type})
        self.assertEqual(200, resp.status_code, resp.get_data(as_text=True))
        self.assertEqual(content_type, resp.content_type)

        self.assert_equals(expected, resp.json)

    def test_as2_deleted(self):
        with app.test_request_context('/'):
            Object(id='https://user.com/bar', as2={}, deleted=True).put()

        resp = self.client.get('/r/https://user.com/bar',
                              headers={'Accept': as2.CONTENT_TYPE})
        self.assertEqual(404, resp.status_code, resp.get_data(as_text=True))