diff --git a/hub_api/config.py b/hub_api/config.py
index d220534..95ad1da 100644
--- a/hub_api/config.py
+++ b/hub_api/config.py
@@ -8,6 +8,7 @@ import platform
 from pathlib import Path
 
 from hub.persistence.db_control import DBControl
+from hub.persistence.repository import Repository
 
 
 class Config:
@@ -21,7 +22,12 @@ class Config:
     database_name = 'montreal_retrofit_test'
 
     self._database = DBControl(db_name=database_name, app_env=environment, dotenv_path=dotenv_path)
+    self._repository = Repository(db_name=database_name, app_env=environment, dotenv_path=dotenv_path)
 
   @property
   def database(self):
     return self._database
+
+  @property
+  def repository(self):
+    return self._repository
diff --git a/hub_api/control/session.py b/hub_api/control/session.py
index 73a05b5..18fc783 100644
--- a/hub_api/control/session.py
+++ b/hub_api/control/session.py
@@ -39,16 +39,14 @@ class SessionStart(Resource, Config):
         'application_id': user_info.application_id,
         'application_uuid': application_uuid,
         'ip': ip,
-        'cities': []
+        'scenarios': []
       }
       cities = self.database.cities_by_user_and_application(user_info.id, user_info.application_id)
       for city in cities:
-        session['cities'].append({
-          "name": city.name,
-          "geometric_level_of_detail": city.level_of_detail
-        })
+        if city.scenario not in session['scenarios']:
+          session['scenarios'].append(city.scenario)
       sessions[session_id] = session
-      response = Response(json.dumps({'cities': session['cities'], 'result': 'OK'}), status=200)
+      response = Response(json.dumps({'scenarios': session['scenarios'], 'result': 'OK'}), status=200)
       response.headers['session_id'] = session_id
       response.headers['token'] = token
       return response
diff --git a/hub_api/docs/openapi-specs.yml b/hub_api/docs/openapi-specs.yml
index c265ca9..692c55a 100644
--- a/hub_api/docs/openapi-specs.yml
+++ b/hub_api/docs/openapi-specs.yml
@@ -288,9 +288,9 @@ components:
         result:
           type: string
           example: 'succeed'
-        cities:
+        scenarios:
           type: array
-          example: [{'name': 'city 1', 'geometric_level_of_detail': '1'}, {'name': 'city 2', 'geometric_level_of_detail': '1'}]
+          example: ["current status", "skin retrofit", "system retrofit and pv", "skin and system retrofit with pv" ]
     retrofit-results:
       type: object
       properties:
diff --git a/hub_api/helpers/session_helper.py b/hub_api/helpers/session_helper.py
index 1e9803e..8f73ce4 100644
--- a/hub_api/helpers/session_helper.py
+++ b/hub_api/helpers/session_helper.py
@@ -24,9 +24,11 @@ def expired_sessions_collector(session_timeout_duration):
   while True:
     if bool(sessions):
       for _session in list(sessions):
-        _expire = datetime.datetime.strptime(sessions[session]['expire'], '%Y-%m-%d %H:%M:%S.%f')
+        print(_session)
+        _expire = datetime.datetime.strptime(_session['expire'], '%Y-%m-%d %H:%M:%S.%f')
         if _expire < datetime.datetime.now():
-          print("session with session_id: ", session, "expired.")
+          print("session for user: ", _session['username'], "expired.")
+
           del sessions[session]
     time.sleep(60 * int(session_timeout_duration))
 
diff --git a/hub_api/tests/test_api.py b/hub_api/tests/test_api.py
new file mode 100644
index 0000000..af23e4f
--- /dev/null
+++ b/hub_api/tests/test_api.py
@@ -0,0 +1,16 @@
+from unittest import TestCase
+
+from hub_api.config import Config
+from hub.persistence.models import City, Application, CityObject, SimulationResults, User
+
+
+class TestApi(TestCase):
+  def test_create_database(self):
+    config = Config()
+    Application.__table__.create(bind=config.repository.engine, checkfirst=True)
+    User.__table__.create(bind=config.repository.engine, checkfirst=True)
+    City.__table__.create(bind=config.repository.engine, checkfirst=True)
+    CityObject.__table__.create(bind=config.repository.engine, checkfirst=True)
+    SimulationResults.__table__.create(bind=config.repository.engine, checkfirst=True)
+    config.database.create_user('Administrator', )
+    self.assertTrue(True)