'Loads the next configuration for the plugin to test'

def load_config(self):

    config = super(Proxy, self).load_config()
    (self._all_names, self._test_names) = _get_names(config)
    server_root = _get_server_root(config)
    shutil.rmtree('/etc/nginx')
    shutil.copytree(server_root, '/etc/nginx', symlinks=True)
    self._prepare_configurator()
    try:
        subprocess.check_call('service    nginx    reload'.split())
    except errors.Error:
        raise errors.Error('Nginx    failed    to    load    {0}    before    tests    started'.format(config))
    return config
