import json
import pytest

from httmock import urlmatch, HTTMock

from config import build_requests_session
from util.config import URLSchemeAndHostname
from util.config.validator import ValidatorContext
from util.config.validators import ConfigValidationException
from util.config.validators.validate_gitlab_trigger import GitLabTriggerValidator

from test.fixtures import *

@pytest.mark.parametrize('unvalidated_config', [
  ({}),
  ({'GITLAB_TRIGGER_CONFIG': {'GITLAB_ENDPOINT': 'foo'}}),
  ({'GITLAB_TRIGGER_CONFIG': {'GITLAB_ENDPOINT': 'http://someendpoint', 'CLIENT_ID': 'foo'}}),
  ({'GITLAB_TRIGGER_CONFIG': {'GITLAB_ENDPOINT': 'http://someendpoint', 'CLIENT_SECRET': 'foo'}}),
])
def test_validate_invalid_gitlab_trigger_config(unvalidated_config, app):
  validator = GitLabTriggerValidator()

  with pytest.raises(ConfigValidationException):
    validator.validate(ValidatorContext(unvalidated_config))

def test_validate_gitlab_enterprise_trigger(app):
  url_hit = [False]

  @urlmatch(netloc=r'somegitlab', path='/oauth/token')
  def handler(_, __):
    url_hit[0] = True
    return {'status_code': 400, 'content': json.dumps({'error': 'invalid code'})}

  with HTTMock(handler):
    validator = GitLabTriggerValidator()

    url_scheme_and_hostname = URLSchemeAndHostname('http', 'localhost:5000')

    unvalidated_config = ValidatorContext({
      'GITLAB_TRIGGER_CONFIG': {
        'GITLAB_ENDPOINT': 'http://somegitlab',
        'CLIENT_ID': 'foo',
        'CLIENT_SECRET': 'bar',
      },
    }, http_client=build_requests_session(), url_scheme_and_hostname=url_scheme_and_hostname)

    validator.validate(unvalidated_config)

  assert url_hit[0]