import pytest

from config import build_requests_session
from httmock import urlmatch, HTTMock

from app import instance_keys
from util.config.validator import ValidatorContext
from util.config.validators import ConfigValidationException
from util.config.validators.validate_torrent import BittorrentValidator

from test.fixtures import *

@pytest.mark.parametrize('unvalidated_config,expected', [
  ({}, ConfigValidationException),
  ({'BITTORRENT_ANNOUNCE_URL': 'http://faketorrent/announce'}, None),
])
def test_validate_torrent(unvalidated_config, expected, app):
  announcer_hit = [False]

  @urlmatch(netloc=r'faketorrent', path='/announce')
  def handler(url, request):
    announcer_hit[0] = True
    return {'status_code': 200, 'content': ''}

  with HTTMock(handler):
    validator = BittorrentValidator()
    if expected is not None:
      with pytest.raises(expected):
        config = ValidatorContext(unvalidated_config, instance_keys=instance_keys)
        config.http_client = build_requests_session()

        validator.validate(config)
      assert not announcer_hit[0]
    else:
      config = ValidatorContext(unvalidated_config, instance_keys=instance_keys)
      config.http_client = build_requests_session()

      validator.validate(config)
      assert announcer_hit[0]