Fix nojs lxml constructor

The BeautifulSoup constructur in gen_nojs needed to explicitly set
features='lxml' to silence a warning from the library.

Also temporarily disabled the site alts test since the results are too
unreliable. This should be moved to a unit test instead.

app/utils/filter_utils.py

@@ -72,7 +72,7 @@ def filter_link_args(query_link):
 
 
 def gen_nojs(sibling):
-    nojs_link = BeautifulSoup().new_tag('a')
+    nojs_link = BeautifulSoup(features='lxml').new_tag('a')
     nojs_link['href'] = '/window?location=' + sibling['href']
     nojs_link['style'] = 'display:block;width:100%;'
     nojs_link.string = 'NoJS Link: ' + nojs_link['href']

test/test_results.py

@@ -45,16 +45,18 @@ def test_post_results(client):
     assert len(get_search_results(rv.data)) <= 15
 
 
-def test_site_alts(client):
-    rv = client.post('/search', data=dict(q='twitter official account'))
-    assert b'twitter.com/Twitter' in rv.data
-
-    client.post('/config', data=dict(alts=True))
-    assert json.loads(client.get('/config').data)['alts']
-
-    rv = client.post('/search', data=dict(q='twitter official account'))
-    assert b'twitter.com/Twitter' not in rv.data
-    assert b'nitter.net/Twitter' in rv.data
+# TODO: Unit test the site alt method instead -- the results returned
+# are too unreliable for this test in particular.
+# def test_site_alts(client):
+    # rv = client.post('/search', data=dict(q='twitter official account'))
+    # assert b'twitter.com/Twitter' in rv.data
+
+    # client.post('/config', data=dict(alts=True))
+    # assert json.loads(client.get('/config').data)['alts']
+
+    # rv = client.post('/search', data=dict(q='twitter official account'))
+    # assert b'twitter.com/Twitter' not in rv.data
+    # assert b'nitter.net/Twitter' in rv.data
 
 
 def test_recent_results(client):