'Test contrib.formtools.preview form retrieval.
Use the client library to see if we can sucessfully retrieve
the form (mostly testing the setup ROOT_URLCONF
process). Verify that an additional  hidden input field
is created to manage the stage.'

def test_form_get(self):

    response = self.client.get(u'/preview/')
    stage = (self.input % 1)
    self.assertContains(response, stage, 1)
    self.assertEqual(response.context[u'custom_context'], True)
    self.assertEqual(response.context[u'form'].initial, {u'field1': u'Works!'})
