Remove unused mock patches from battle, building, and city tests to s…

…implify code

tests/test_battle.py

@@ -66,7 +66,6 @@ def test_get_battle_by_id(mock_get_db, client):
 
 
 # Test get_battle_units endpoint
-@patch("routes.battle.get_db_connection")
-def test_get_battle_units(_, client):
+def test_get_battle_units(client):
     response = client(battles_blueprint).get("/battles/1/units")
     assert response.status_code == 401

tests/test_building.py

@@ -19,8 +19,7 @@ def test_get_all_buildings(mock_get_db, client):
 
 
 # Test get_building_by_id endpoint
-@patch("routes.building.get_db_connection")
-def test_get_building_by_id(_, client):
+def test_get_building_by_id(client):
     response = client(buildings_blueprint).get("/buildings/1")
     assert response.status_code == 401
 

tests/test_city.py

@@ -31,14 +31,12 @@ def test_get_city_by_id(mock_get_db, client):
 
 
 # Test get_city_buildings endpoint
-@patch("routes.city.get_db_connection")
-def test_get_city_buildings(_, client):
+def test_get_city_buildings(client):
     response = client(cities_blueprint).get("/cities/1/buildings")
     assert response.status_code == 401
 
 
 # Test get_city_units endpoint
-@patch("routes.city.get_db_connection")
-def test_get_city_units(_, client):
+def test_get_city_units(client):
     response = client(cities_blueprint).get("/cities/1/units")
     assert response.status_code == 401