def test_current_froms1(self):
     self.load('several-redirects')
     observed = app._current_froms(self.root, 'h92hsuostuhaou')
     expected = {
         'lorena.co.nz',
         'www.thomaslevine.org',
         'urchin.sh',
     }
     n.assert_set_equal(observed, expected)
 def test_current_froms2(self):
     self.load('no-redirects')
     observed = app._current_froms(self.root, 'foobar')
     expected = set()
     n.assert_set_equal(observed, expected)