from django.test import TestCase

from .ualist_backers import ConfigBackedUAList
from .middleware import load_backing_class

# Create your tests here.
class BackerConfigTestCase(TestCase):
    def test_config_produces_object(self):
        obj = load_backing_class("ai_blocker.ualist_backers.ConfigBackedUAList")
        self.assertIs(obj, ConfigBackedUAList)


class BackerTestCase(TestCase):
    def test_config_backer_produces_list(self):
        backer = ConfigBackedUAList()
        self.assertIsInstance(backer.get_ua_list(), list)

    def test_config_backer_reads_config(self):
        backer = ConfigBackedUAList()
        from django.conf import settings

        if not settings.configured: # pragma: no cover
            raise Exception("Django settings not configured")

        if not hasattr(settings, "AI_BLOCKER_CONF"): # pragma: no cover
            raise Exception("AI_BLOCKER_CONF not configured")

        if not "ua_list" in settings.AI_BLOCKER_CONF or not len(settings.AI_BLOCKER_CONF['ua_list']) > 0: # pragma: no cover
            raise Exception("AI_BLOCKER_CONF.ua_list not configured")

        self.assertGreater(len(backer.get_ua_list()), 0)

    def test_user_agents_match(self):
        good_agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36 Edg/112.0.1546.72 Googlebot"
        bad_agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36"

        backer = ConfigBackedUAList()

        self.assertTrue(good_agent in backer)
        self.assertFalse(bad_agent in backer)