def test_initialize_db(self, mock_base):
testManager = SessionManager()
mock_engine = MagicMock()
mock_engine.dialect.has_table.return_value = None
testManager.engine = mock_engine
testManager.initializeDatabase()
mock_base.metadata.create_all.assert_called_once_with(mock_engine)
def test_close_connection(self, mock_commit):
mock_session = MagicMock()
mock_engine = MagicMock()
testManager = SessionManager()
testManager.session = mock_session
testManager.engine = mock_engine
testManager.closeConnection()
mock_commit.assert_called_once()
mock_session.close.assert_called_once()
mock_engine.dispose.assert_called_once()