fix tests

misago/threads/api/postendpoints/merge.py

@@ -34,9 +34,9 @@ def posts_merge_endpoint(request, thread):
         post.delete()
 
     if first_post.pk == thread.first_post_id:
-        self.post.set_search_document(thread.title)
+        first_post.set_search_document(thread.title)
     else:
-        self.post.set_search_document()
+        first_post.set_search_document()
 
     first_post.save()
 

misago/threads/tests/test_search.py

@@ -135,7 +135,7 @@ class SearchApiTests(AuthenticatedUserTestCase):
     def test_thread_title_search(self):
         """api searches threads by title"""
         thread = testutils.post_thread(self.category, title="Atmosphere of mars")
-        testutils.reply_thread(thread, message="Lorem ipsum dolor.")
+        post = testutils.reply_thread(thread, message="Lorem ipsum dolor.")
         self.index_post(post)
 
         response = self.client.get('%s?q=mars atmosphere' % self.api_link)