#49 Parcels and Districts

* fixes bug in GeometryConflict conflict checking
* WIP: introduces new konova/utils/wfs/spatial holding SpatialWFSFetcher, which can be fed any geometry and it returns found features
* WIP: adds tests for wfs fetching
* updates requirements.txt

konova/tests/test_geometries.py

@@ -9,7 +9,7 @@ from django.contrib.gis.db.models.functions import Translate
 
 from konova.models import Geometry, GeometryConflict
 from konova.tests.test_views import BaseTestCase
-from user.models import UserActionLogEntry
+from konova.utils.wfs.spatial import SpatialWFSFetcher
 
 
 class GeometryTestCase(BaseTestCase):
@@ -17,14 +17,11 @@ class GeometryTestCase(BaseTestCase):
     def setUpTestData(cls):
         super().setUpTestData()
         geom = cls.create_dummy_geometry()
-        action = UserActionLogEntry.get_created_action(cls.superuser)
         cls.geom_1 = Geometry.objects.create(
             geom=geom,
-            created=action,
         )
         cls.geom_2 = Geometry.objects.create(
             geom=geom,
-            created=action,
         )
 
     def test_geometry_conflict(self):
@@ -34,8 +31,9 @@ class GeometryTestCase(BaseTestCase):
         Returns:
 
         """
-        self.geom_1.check_for_conflicts()
-        conflict = GeometryConflict.objects.all().first()
+        conflict = GeometryConflict.objects.all()
+        self.assertEqual(1, conflict.count())
+        conflict = conflict.first()
         self.assertEqual(conflict.conflicting_geometry, self.geom_2)
         self.assertEqual(conflict.affected_geometry, self.geom_1)
 
@@ -47,3 +45,21 @@ class GeometryTestCase(BaseTestCase):
         self.geom_1.check_for_conflicts()
         num_conflict = GeometryConflict.objects.all().count()
         self.assertEqual(0, num_conflict)
+
+    def test_wfs_fetch(self):
+        """ Tests the fetching functionality of SpatialWFSFetcher
+
+        +++ Test relies on the availability of the RLP Gemarkung WFS +++
+
+        Returns:
+
+        """
+        fetcher = SpatialWFSFetcher(
+            base_url="http://geo5.service24.rlp.de/wfs/verwaltungsgrenzen_rp.fcgi",
+            version="1.1.0",
+            geometry=self.geom_1
+        )
+        features = fetcher.get_features(
+            "vermkv:fluren_rlp"
+        )
+        self.assertNotEqual(0, len(features), msg="Spatial wfs get feature did not work!")