from pathutils import full_path
from pymongo.errors import ConnectionFailure

from saml2 import config
from saml2.attribute_converter import ac_factory
from saml2.attribute_converter import d_to_local_name
from saml2.mdstore import MetadataStore
from saml2.mdstore import locations
from saml2.mdstore import name
from saml2.mongo_store import MetadataMDB
from saml2.mongo_store import export_mdstore_to_mongo_db


__author__ = "rolandh"


ATTRCONV = ac_factory(full_path("attributemaps"))


def _eq(l1, l2):
    return set(l1) == set(l2)


def test_metadata():
    conf = config.Config()
    conf.load_file("idp_conf_mdb")
    umu_idp = "https://idp.umu.se/saml2/idp/metadata.php"
    # Set up a Metadata store
    mds = MetadataStore(ATTRCONV, conf, disable_ssl_certificate_validation=True)

    # Import metadata from local file.
    mds.imp([{"class": "saml2.mdstore.MetaDataFile", "metadata": [(full_path("swamid-2.0.xml"),)]}])
    assert len(mds) == 1  # One source

    try:
        export_mdstore_to_mongo_db(mds, "metadata", "test")
    except ConnectionFailure:
        pass
    else:
        mdmdb = MetadataMDB(ATTRCONV, "metadata", "test")
        # replace all metadata instances with this one
        mds.metadata = {"mongo_db": mdmdb}

        idps = mds.with_descriptor("idpsso")
        assert idps.keys()
        idpsso = mds.single_sign_on_service(umu_idp)
        assert len(idpsso) == 1
        assert list(locations(idpsso)) == ["https://idp.umu.se/saml2/idp/SSOService.php"]

        _name = name(mds[umu_idp])
        assert _name == "Ume\xe5 University"
        certs = mds.certs(umu_idp, "idpsso", "signing")
        assert len(certs) == 1

        sps = mds.with_descriptor("spsso")
        assert len(sps) == 417

        wants = mds.attribute_requirement("https://connect.sunet.se/shibboleth")
        assert wants["optional"] == []
        lnamn = [d_to_local_name(mds.attrc, attr) for attr in wants["required"]]
        assert _eq(
            lnamn,
            ["eduPersonPrincipalName", "mail", "givenName", "sn", "eduPersonScopedAffiliation", "eduPersonAffiliation"],
        )

        wants = mds.attribute_requirement("https://gidp.geant.net/sp/module.php/saml/sp/metadata.php/default-sp")
        # Optional
        lnamn = [d_to_local_name(mds.attrc, attr) for attr in wants["optional"]]
        assert _eq(
            lnamn,
            ["displayName", "commonName", "schacHomeOrganization", "eduPersonAffiliation", "schacHomeOrganizationType"],
        )
        # Required
        lnamn = [d_to_local_name(mds.attrc, attr) for attr in wants["required"]]
        assert _eq(lnamn, ["eduPersonTargetedID", "mail", "eduPersonScopedAffiliation"])


if __name__ == "__main__":
    test_metadata()