import base64
import json

from jose import jwt

with open('../../doc/files/dls_instance_token_03-26-2025-21-06-23.tok', 'rb') as f:
    DLS_INSTANCE_TOKEN = f.read().decode('utf-8')

def test_token():
    payload = json.loads(DLS_INSTANCE_TOKEN)

    identity_token = payload.get('identityToken', None)
    assert identity_token is not None


def test_jwt():
    payload = json.loads(DLS_INSTANCE_TOKEN)
    identity_token = payload.get('identityToken', None)

    payload = jwt.get_unverified_claims(identity_token)
    service_instance_identity = payload.get('service_instance_identity', None)
    assert service_instance_identity is not None


def test_b64():
    payload = json.loads(DLS_INSTANCE_TOKEN)
    identity_token = payload.get('identityToken', None)
    payload = jwt.get_unverified_claims(identity_token)
    service_instance_identity = payload.get('service_instance_identity', '')

    service_instance_identity = base64.b64decode(service_instance_identity.encode('utf-8'))
    assert 1522 == len(service_instance_identity)

    # todo: whats inside here?
    # todo: find code in official DLS and add logging statements
    assert service_instance_identity == ''