def test_it_rejects_empty_names(self):
for name in [None, '']:
self.assertTrue(username_rejected(name),
u'Expected \'{0!r}\' to be rejected'.format(name))
def test_it_rejects_url_prefixes(self):
for name in ['about', 'hello', 'boards']:
self.assertTrue(username_rejected(name),
u'Expected \'{0}\' to be rejected'.format(name))
def test_it_accepts_nonexisting_user_name(self):
self.assertFalse(username_rejected('hermione'))
def test_it_rejects_numbers(self):
self.assertTrue(username_rejected('42'))
self.assertTrue(username_rejected('-1'))
def test_it_rejects_existing_user_name(self):
self.assertTrue(username_rejected('alice'))
