'L{endpoints._SystemdParser} is found as a plugin for
L{interfaces.IStreamServerEndpointStringParser} interface.'

def test_pluginDiscovery(self):

    parsers = list(getPlugins(interfaces.IStreamServerEndpointStringParser))
    for p in parsers:
        if isinstance(p, self._parserClass):
            break
    else:
        self.fail(('Did    not    find    systemd    parser    in    %r' % (parsers,)))
