def METHOD_NAME(self):
    tag = self._force_tag()
    self._login("inventory.change_tag")
    response = self.client.get(reverse("inventory:update_tag", args=(tag.pk,)))
    self.assertEqual(response.status_code, 200)
    self.assertTemplateUsed(response, "inventory/tag_form.html")
    self.assertContains(response, tag.name)