tests: use response.text for textual contents (py3)

tests/test_requests.py

@@ -130,21 +130,21 @@ def test_requests_cache():
     with mock.patch('combo.utils.requests_wrapper.RequestsSession.request') as requests_get:
         requests_get.return_value = mock.Mock(content='hello world', status_code=200)
         # default cache, nothing in there
-        assert requests.get('http://cache.example.org/').content == 'hello world'
+        assert requests.get('http://cache.example.org/').text == 'hello world'
         assert requests_get.call_count == 1
         # now there's something in cache
-        assert requests.get('http://cache.example.org/').content == 'hello world'
+        assert requests.get('http://cache.example.org/').text == 'hello world'
         assert requests_get.call_count == 1
         # value changed
         requests_get.return_value = mock.Mock(content='hello second world', status_code=200)
-        assert requests.get('http://cache.example.org/').content == 'hello world'
+        assert requests.get('http://cache.example.org/').text == 'hello world'
         assert requests_get.call_count == 1
         # force cache invalidation
-        assert requests.get('http://cache.example.org/', invalidate_cache=True).content == 'hello second world'
+        assert requests.get('http://cache.example.org/', invalidate_cache=True).text == 'hello second world'
         assert requests_get.call_count == 2
         # check raise_if_not_cached
         with pytest.raises(NothingInCacheException):
             requests.get('http://cache.example.org/other', raise_if_not_cached=True)
 
         # check with unicode url
-        assert requests.get(u'http://cache.example.org/éléphant').content == 'hello second world'
+        assert requests.get(u'http://cache.example.org/éléphant').text == 'hello second world'