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import copy
from saml2.config import SPConfig
from saml2.metadata import create_metadata_string, entity_descriptor
from saml2.saml import NAME_FORMAT_URI, NAME_FORMAT_BASIC
from saml2 import sigver

from pathutils import full_path

__author__ = 'roland'

sp_conf = {
    "entityid": "urn:mace:umu.se:saml:roland:sp",
    "name": "Rolands SP",
    "service": {
        "sp": {
            "endpoints": {
                "assertion_consumer_service": [
                    "http://lingon.catalogix.se:8087/"],
            },
            "required_attributes": ["surName", "givenName", "mail"],
            "optional_attributes": ["title"],
            "idp": {
                "": "https://example.com/saml2/idp/SSOService.php",
            },
            "authn_requests_signed": True,
            "logout_requests_signed": True,
        }
    },
}


def test_requested_attribute_name_format():
    cnf = SPConfig().load(sp_conf)
    ed = entity_descriptor(cnf)

    assert len(ed.spsso_descriptor.attribute_consuming_service) == 1
    acs = ed.spsso_descriptor.attribute_consuming_service[0]
    assert len(acs.requested_attribute) == 4
    for req_attr in acs.requested_attribute:
        assert req_attr.name_format == NAME_FORMAT_URI

    sp2 = copy.copy(sp_conf)
    sp2["service"]["sp"]["requested_attribute_name_format"] = NAME_FORMAT_BASIC

    cnf2 = SPConfig().load(sp2)
    ed = entity_descriptor(cnf2)
    acs = ed.spsso_descriptor.attribute_consuming_service[0]
    assert len(acs.requested_attribute) == 4
    for req_attr in acs.requested_attribute:
        assert req_attr.name_format == NAME_FORMAT_BASIC


def test_signed_metadata_proper_str_bytes_handling():
    sp_conf_2 = sp_conf.copy()
    sp_conf_2['key_file'] = full_path("test.key")
    sp_conf_2['cert_file'] = full_path("inc-md-cert.pem")
    # requires xmlsec binaries per https://pysaml2.readthedocs.io/en/latest/examples/sp.html
    sp_conf_2['xmlsec_binary'] = sigver.get_xmlsec_binary(["/opt/local/bin"])
    cnf = SPConfig().load(sp_conf_2)

    # This will raise TypeError if string/bytes handling is not correct
    sp_metadata = create_metadata_string('', config=cnf, sign=True)


if __name__ == '__main__':
    test_requested_attribute_name_format()