'Assert removing an applied tag succeeds.'

def test_remove_applied_tag(self):

    self.question.tags.add('green')
    self.question.tags.add('colorless')
    response = self.client.post(_remove_tag_url(self.question.id), data={'remove-tag-colorless': 'dummy'})
    self._assert_redirects_to_question(response, self.question.id)
    tags = Question.objects.get(pk=self.question.id).tags.all()
    eq_([t.name for t in tags], ['green'])
