import pytest
from django.urls import reverse
from rest_framework import status

from openslides.agenda.models import Item
from openslides.topics.models import Topic
from openslides.utils.test import TestCase

from ..helpers import count_queries


@pytest.mark.django_db(transaction=False)
def test_topic_item_db_queries():
    """
    Tests that only the following db queries are done:
    * 1 requests to get the list of all topics,
    * 1 request to get attachments,
    * 1 request to get the agenda item
    """
    for index in range(10):
        Topic.objects.create(title='topic-{}'.format(index))

    assert count_queries(Topic.get_elements) == 3


class TopicCreate(TestCase):
    """
    Tests creation of new topics.
    """
    def setUp(self):
        self.client.login(
            username='admin',
            password='admin',
        )

    def test_simple_create(self):
        response = self.client.post(
            reverse('topic-list'),
            {'title': 'test_title_ahyo1uifoo9Aiph2av5a',
             'text': 'test_text_chu9Uevoo5choo0Xithe'})
        self.assertEqual(response.status_code, status.HTTP_201_CREATED)
        topic = Topic.objects.get()
        self.assertEqual(topic.title, 'test_title_ahyo1uifoo9Aiph2av5a')
        self.assertEqual(topic.text, 'test_text_chu9Uevoo5choo0Xithe')
        self.assertEqual(Item.objects.get(), topic.agenda_item)