Fix tests with poor_urls in get_short_url
Fix tests with poor_urls in get_short_url

Zopieux/django-blog-zinnia,Fantomas42/django-blog-zinnia,Fantomas42/django-blog-zinnia,Zopieux/django-blog-zinnia,ghachey/django-blog-zinnia,ghachey/django-blog-zinnia,ghachey/django-blog-zinnia,Fantomas42/django-blog-zinnia,Zopieux/django-blog-zinnia