from django.test import TestCase, Client
from inventory.models import Event

client = Client()


class EventTestCase(TestCase):

    def test_empty(self):
        response = client.get('/api/1/events')
        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.json(), [])

    def test_members(self):
        Event.objects.create(slug='EVENT', name='Event')
        response = client.get('/api/1/events')
        self.assertEqual(response.status_code, 200)
        self.assertEqual(len(response.json()), 1)
        self.assertEqual(response.json()[0]['slug'], 'EVENT')
        self.assertEqual(response.json()[0]['name'], 'Event')

    def test_multi_members(self):
        Event.objects.create(slug='EVENT1', name='Event 1')
        Event.objects.create(slug='EVENT2', name='Event 2')
        Event.objects.create(slug='EVENT3', name='Event 3')
        response = client.get('/api/1/events')
        self.assertEqual(response.status_code, 200)
        self.assertEqual(len(response.json()), 3)

    def test_create_event(self):
        response = client.post('/api/1/events', {'slug': 'EVENT', 'name': 'Event'})
        self.assertEqual(response.status_code, 201)
        self.assertEqual(response.json()['slug'], 'EVENT')
        self.assertEqual(response.json()['name'], 'Event')
        self.assertEqual(len(Event.objects.all()), 1)
        self.assertEqual(Event.objects.all()[0].slug, 'EVENT')
        self.assertEqual(Event.objects.all()[0].name, 'Event')

    def test_update_event(self):
        from rest_framework.test import APIClient
        event = Event.objects.create(slug='EVENT1', name='Event 1')
        response = APIClient().put(f'/api/1/events/{event.eid}', {'slug': 'EVENT2', 'name': 'Event 2 new'})
        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.json()['slug'], 'EVENT2')
        self.assertEqual(response.json()['name'], 'Event 2 new')
        self.assertEqual(len(Event.objects.all()), 1)
        self.assertEqual(Event.objects.all()[0].slug, 'EVENT2')
        self.assertEqual(Event.objects.all()[0].name, 'Event 2 new')

    def test_remove_event(self):
        event = Event.objects.create(slug='EVENT1', name='Event 1')
        Event.objects.create(slug='EVENT2', name='Event 2')
        self.assertEqual(len(Event.objects.all()), 2)
        response = client.delete(f'/api/1/events/{event.eid}')
        self.assertEqual(response.status_code, 204)
        self.assertEqual(len(Event.objects.all()), 1)