mediagoblin/tests/test_submission.py

   1 # GNU MediaGoblin -- federated, autonomous media hosting
   2 # Copyright (C) 2011, 2012 MediaGoblin contributors.  See AUTHORS.
   3 #
   4 # This program is free software: you can redistribute it and/or modify
   5 # it under the terms of the GNU Affero General Public License as published by
   6 # the Free Software Foundation, either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU Affero General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU Affero General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 import sys
  18 reload(sys)
  19 sys.setdefaultencoding('utf-8')
  20
  21 import urlparse
  22 import os
  23
  24 from nose.tools import assert_equal, assert_true
  25 from pkg_resources import resource_filename
  26
  27 from mediagoblin.tests.tools import get_test_app, \
  28     fixture_add_user
  29 from mediagoblin import mg_globals
  30 from mediagoblin.tools import template
  31 from mediagoblin.media_types.image import MEDIA_MANAGER as img_MEDIA_MANAGER
  32
  33 def resource(filename):
  34     return resource_filename('mediagoblin.tests', 'test_submission/' + filename)
  35
  36
  37 GOOD_JPG = resource('good.jpg')
  38 GOOD_PNG = resource('good.png')
  39 EVIL_FILE = resource('evil')
  40 EVIL_JPG = resource('evil.jpg')
  41 EVIL_PNG = resource('evil.png')
  42 BIG_BLUE = resource('bigblue.png')
  43
  44 GOOD_TAG_STRING = u'yin,yang'
  45 BAD_TAG_STRING = unicode('rage,' + 'f' * 26 + 'u' * 26)
  46
  47 FORM_CONTEXT = ['mediagoblin/submit/start.html', 'submit_form']
  48 REQUEST_CONTEXT = ['mediagoblin/user_pages/user.html', 'request']
  49
  50
  51 class TestSubmission:
  52     def setUp(self):
  53         self.test_app = get_test_app()
  54
  55         # TODO: Possibly abstract into a decorator like:
  56         # @as_authenticated_user('chris')
  57         test_user = fixture_add_user()
  58
  59         self.test_user = test_user
  60
  61         self.login()
  62
  63     def login(self):
  64         self.test_app.post(
  65             '/auth/login/', {
  66                 'username': u'chris',
  67                 'password': 'toast'})
  68
  69     def logout(self):
  70         self.test_app.get('/auth/logout/')
  71
  72     def do_post(self, data, *context_keys, **kwargs):
  73         url = kwargs.pop('url', '/submit/')
  74         do_follow = kwargs.pop('do_follow', False)
  75         template.clear_test_template_context()
  76         response = self.test_app.post(url, data, **kwargs)
  77         if do_follow:
  78             response.follow()
  79         context_data = template.TEMPLATE_TEST_CONTEXT
  80         for key in context_keys:
  81             context_data = context_data[key]
  82         return response, context_data
  83
  84     def upload_data(self, filename):
  85         return {'upload_files': [('file', filename)]}
  86
  87     def check_comments(self, request, media_id, count):
  88         comments = request.db.MediaComment.find({'media_entry': media_id})
  89         assert_equal(count, len(list(comments)))
  90
  91     def test_missing_fields(self):
  92         # Test blank form
  93         # ---------------
  94         response, form = self.do_post({}, *FORM_CONTEXT)
  95         assert_equal(form.file.errors, [u'You must provide a file.'])
  96
  97         # Test blank file
  98         # ---------------
  99         response, form = self.do_post({'title': u'test title'}, *FORM_CONTEXT)
 100         assert_equal(form.file.errors, [u'You must provide a file.'])
 101
 102     def check_url(self, response, path):
 103         assert_equal(urlparse.urlsplit(response.location)[2], path)
 104
 105     def check_normal_upload(self, title, filename):
 106         response, context = self.do_post({'title': title}, do_follow=True,
 107                                          **self.upload_data(filename))
 108         self.check_url(response, '/u/{0}/'.format(self.test_user.username))
 109         assert_true('mediagoblin/user_pages/user.html' in context)
 110         # Make sure the media view is at least reachable, logged in...
 111         url = '/u/{0}/m/{1}/'.format(self.test_user.username,
 112                                      title.lower().replace(' ', '-'))
 113         self.test_app.get(url)
 114         # ... and logged out too.
 115         self.logout()
 116         self.test_app.get(url)
 117
 118     def test_normal_jpg(self):
 119         self.check_normal_upload(u'Normal upload 1', GOOD_JPG)
 120
 121     def test_normal_png(self):
 122         self.check_normal_upload(u'Normal upload 2', GOOD_PNG)
 123
 124     def check_media(self, request, find_data, count=None):
 125         media = request.db.MediaEntry.find(find_data)
 126         if count is not None:
 127             assert_equal(media.count(), count)
 128             if count == 0:
 129                 return
 130         return media[0]
 131
 132     def test_tags(self):
 133         # Good tag string
 134         # --------
 135         response, request = self.do_post({'title': u'Balanced Goblin',
 136                                           'tags': GOOD_TAG_STRING},
 137                                          *REQUEST_CONTEXT, do_follow=True,
 138                                          **self.upload_data(GOOD_JPG))
 139         media = self.check_media(request, {'title': u'Balanced Goblin'}, 1)
 140         assert media.tags[0]['name'] == u'yin'
 141         assert media.tags[0]['slug'] == u'yin'
 142
 143         assert media.tags[1]['name'] == u'yang'
 144         assert media.tags[1]['slug'] == u'yang'
 145
 146         # Test tags that are too long
 147         # ---------------
 148         response, form = self.do_post({'title': u'Balanced Goblin',
 149                                        'tags': BAD_TAG_STRING},
 150                                       *FORM_CONTEXT,
 151                                       **self.upload_data(GOOD_JPG))
 152         assert_equal(form.tags.errors, [
 153                 u'Tags must be shorter than 50 characters.  ' \
 154                     'Tags that are too long: ' \
 155                     'ffffffffffffffffffffffffffuuuuuuuuuuuuuuuuuuuuuuuuuu'])
 156
 157     def test_delete(self):
 158         response, request = self.do_post({'title': u'Balanced Goblin'},
 159                                          *REQUEST_CONTEXT, do_follow=True,
 160                                          **self.upload_data(GOOD_JPG))
 161         media = self.check_media(request, {'title': u'Balanced Goblin'}, 1)
 162         media_id = media.id
 163
 164         # Add a comment, so we can test for its deletion later.
 165         self.check_comments(request, media_id, 0)
 166         comment_url = request.urlgen(
 167             'mediagoblin.user_pages.media_post_comment',
 168             user=self.test_user.username, media=media_id)
 169         response = self.do_post({'comment_content': 'i love this test'},
 170                                 url=comment_url, do_follow=True)[0]
 171         self.check_comments(request, media_id, 1)
 172
 173         # Do not confirm deletion
 174         # ---------------------------------------------------
 175         delete_url = request.urlgen(
 176             'mediagoblin.user_pages.media_confirm_delete',
 177             user=self.test_user.username, media=media_id)
 178         # Empty data means don't confirm
 179         response = self.do_post({}, do_follow=True, url=delete_url)[0]
 180         media = self.check_media(request, {'title': u'Balanced Goblin'}, 1)
 181         media_id = media.id
 182
 183         # Confirm deletion
 184         # ---------------------------------------------------
 185         response, request = self.do_post({'confirm': 'y'}, *REQUEST_CONTEXT,
 186                                          do_follow=True, url=delete_url)
 187         self.check_media(request, {'id': media_id}, 0)
 188         self.check_comments(request, media_id, 0)
 189
 190     def test_evil_file(self):
 191         # Test non-suppoerted file with non-supported extension
 192         # -----------------------------------------------------
 193         response, form = self.do_post({'title': u'Malicious Upload 1'},
 194                                       *FORM_CONTEXT,
 195                                       **self.upload_data(EVIL_FILE))
 196         assert_equal(len(form.file.errors), 1)
 197         assert 'Sorry, I don\'t support that file type :(' == \
 198                 str(form.file.errors[0])
 199
 200
 201     def test_get_media_manager(self):
 202         """Test if the get_media_manger function returns sensible things
 203         """
 204         response, request = self.do_post({'title': u'Balanced Goblin'},
 205                                          *REQUEST_CONTEXT, do_follow=True,
 206                                          **self.upload_data(GOOD_JPG))
 207         media = self.check_media(request, {'title': u'Balanced Goblin'}, 1)
 208
 209         assert_equal(media.media_type, u'mediagoblin.media_types.image')
 210         assert_equal(media.media_manager, img_MEDIA_MANAGER)
 211
 212
 213     def test_sniffing(self):
 214         '''
 215         Test sniffing mechanism to assert that regular uploads work as intended
 216         '''
 217         template.clear_test_template_context()
 218         response = self.test_app.post(
 219             '/submit/', {
 220                 'title': u'UNIQUE_TITLE_PLS_DONT_CREATE_OTHER_MEDIA_WITH_THIS_TITLE'
 221                 }, upload_files=[(
 222                     'file', GOOD_JPG)])
 223
 224         response.follow()
 225
 226         context = template.TEMPLATE_TEST_CONTEXT['mediagoblin/user_pages/user.html']
 227
 228         request = context['request']
 229
 230         media = request.db.MediaEntry.find_one({
 231             u'title': u'UNIQUE_TITLE_PLS_DONT_CREATE_OTHER_MEDIA_WITH_THIS_TITLE'})
 232
 233         assert media.media_type == 'mediagoblin.media_types.image'
 234
 235     def check_false_image(self, title, filename):
 236         # NOTE: The following 2 tests will ultimately fail, but they
 237         #   *will* pass the initial form submission step.  Instead,
 238         #   they'll be caught as failures during the processing step.
 239         response, context = self.do_post({'title': title}, do_follow=True,
 240                                          **self.upload_data(filename))
 241         self.check_url(response, '/u/{0}/'.format(self.test_user.username))
 242         entry = mg_globals.database.MediaEntry.find_one({'title': title})
 243         assert_equal(entry.state, 'failed')
 244         assert_equal(entry.fail_error, u'mediagoblin.processing:BadMediaFail')
 245
 246     def test_evil_jpg(self):
 247         # Test non-supported file with .jpg extension
 248         # -------------------------------------------
 249         self.check_false_image(u'Malicious Upload 2', EVIL_JPG)
 250
 251     def test_evil_png(self):
 252         # Test non-supported file with .png extension
 253         # -------------------------------------------
 254         self.check_false_image(u'Malicious Upload 3', EVIL_PNG)
 255
 256     def test_processing(self):
 257         data = {'title': u'Big Blue'}
 258         response, request = self.do_post(data, *REQUEST_CONTEXT, do_follow=True,
 259                                          **self.upload_data(BIG_BLUE))
 260         media = self.check_media(request, data, 1)
 261         last_size = 1024 ** 3  # Needs to be larger than bigblue.png
 262         for key, basename in (('original', 'bigblue.png'),
 263                               ('medium', 'bigblue.medium.png'),
 264                               ('thumb', 'bigblue.thumbnail.png')):
 265             # Does the processed image have a good filename?
 266             filename = resource_filename(
 267                 'mediagoblin.tests',
 268                 os.path.join('test_user_dev/media/public',
 269                              *media.media_files.get(key, [])))
 270             assert_true(filename.endswith('_' + basename))
 271             # Is it smaller than the last processed image we looked at?
 272             size = os.stat(filename).st_size
 273             assert_true(last_size > size)
 274             last_size = size