def test_slugfield_max_length(self):
        bs = BigS.objects.create(s = 'slug'*50)
        bs = BigS.objects.get(pk=bs.pk)
        self.assertEqual(bs.s, 'slug'*50)
This tests for an issue where if a site root pages slug was
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/tests/regressiontests/model_fields/tests.py/SlugFieldTests.test_slugfield_max_length--crossover with--dataset/ETHPy150Open torchbox/wagtail/wagtail/wagtailcore/tests/tests.py/TestSiteRootPathsCache.test_cache_clears_when_site_root_slug_changes