util.py 文件源码

def should_load_from_existing_db(database_loader, cursor):
    """
    Helper method to determine whether or not a backup database should be loaded to begin
    test execution. A backup db should be used if that backup exists, and if the pytest config
    options don't indicate that the database should be freshly created to start the the test
    suite execution.

    Args:
        database_loader (DatabaseLoader): A DatabaseLoader instance
        cursor (django.db.connection.cursor): A database cursor

    Returns:
        bool: Whether or not a backup database should be loaded to begin test execution
    """
    # We should load a db backup to start the test suite if that backup exists,
    # and if the config options don't indicate that the database should be freshly
    # created to start the the test suite execution
    return (
        pytest.config.option.reuse_db and
        not pytest.config.option.create_db and
        database_loader.has_backup(db_cursor=cursor)
    )