def test_pois_geojson(self):
trek = TrekFactory.create(no_path=True)
p1 = PathFactory.create(geom=LineString((0, 0, 0), (4, 4, 2)))
poi = POIFactory(no_path=True)
trek.add_path(p1, start=0.5, end=1.0)
poi.add_path(p1, start=0.6, end=0.6)
AttachmentFactory.create(obj=poi, attachment_file=get_dummy_uploaded_image())
self.assertNotEqual(poi.thumbnail, None)
self.assertEqual(len(trek.pois), 1)
url = reverse('trekking:trek_poi_geojson', kwargs={'pk': trek.pk})
response = self.client.get(url)
self.assertEqual(response.status_code, 200)
poislayer = json.loads(response.content)
poifeature = poislayer['features'][0]
self.assertTrue('serializable_thumbnail' in poifeature['properties'])
