diff --git a/tests/test_imports.py b/tests/test_imports.py
index 1c9c22e2..878ff405 100644
--- a/tests/test_imports.py
+++ b/tests/test_imports.py
@@ -10,8 +10,6 @@ from imports.geometry_factory import GeometryFactory
 
 
 class MyTestCase(TestCase):
-  def test_something(self):
-    self.assertEqual(True, False)
   """
   TestImports
   """
diff --git a/tests/test_physics_factory.py b/tests/test_physics_factory.py
index 5ea71ea6..4a4e94a1 100644
--- a/tests/test_physics_factory.py
+++ b/tests/test_physics_factory.py
@@ -33,7 +33,7 @@ class TestPhysicsFactory(TestCase):
     if self._nyc_with_physics is None:
       file_path = (self._example_path / '20buildings.gml').resolve()
       self._nyc_with_physics = self._get_citygml(file_path)
-      PhysicsFactory('us_new_york', self._nyc_with_physics)
+      PhysicsFactory('us_new_york', self._nyc_with_physics).enrich()
     return self._nyc_with_physics
 
   def test_city_with_physics_extended_library(self):
@@ -60,7 +60,7 @@ class TestPhysicsFactory(TestCase):
   def test_reduced_library(self):
     file_path = (self._example_path / 'lod2_buildings.gml').resolve()
     city = self._get_citygml(file_path)
-    PhysicsFactory('ca', city)
+    PhysicsFactory('ca', city).enrich()
     for building in city.buildings:
       self.assertIsNotNone(building.average_storey_height, 'average_storey_height is none')
       self.assertIsNotNone(building.storeys_above_ground, 'storeys_above_ground is none')
diff --git a/tests/test_weather_factory.py b/tests/test_weather_factory.py
index 8e313fa3..3e849d35 100644
--- a/tests/test_weather_factory.py
+++ b/tests/test_weather_factory.py
@@ -33,7 +33,7 @@ class TestWeatherFactory(TestCase):
     if self._city_with_weather is None:
       file_path = (Path(__file__).parent / 'tests_data' / '20buildings.gml').resolve()
       self._city_with_weather = self._get_citygml(file_path)
-      WeatherFactory('dat', self._city_with_weather, city_name=self._city_name, base_path=self._example_path)
+      WeatherFactory('dat', self._city_with_weather, city_name=self._city_name, base_path=self._example_path).enrich()
     return self._city_with_weather
 
   def test_city_with_weather(self):
@@ -55,7 +55,7 @@ class TestWeatherFactory(TestCase):
   def test_weather_xls(self):
     file_path = (Path(__file__).parent / 'tests_data' / 'iso_52016_1_2017_lod2.gml').resolve()
     city_with_weather = self._get_citygml(file_path)
-    WeatherFactory('xls', city_with_weather, city_name=self._city_name, base_path=self._example_path)
+    WeatherFactory('xls', city_with_weather, city_name=self._city_name, base_path=self._example_path).enrich()
     for building in city_with_weather.buildings:
       values = building.external_temperature['hour'][['iso52016']]
       self.assertFalse(values.empty, 'wrong value external_temperature')