110 lines
4.0 KiB
Python

from django.http import response
from django.test import TestCase
from lists.models import Item, List
class HomePageTest(TestCase):
def test_uses_home_template(self):
response = self.client.get('/')
self.assertTemplateUsed(response, 'home.html')
class NewListTest(TestCase):
def test_can_save_a_POST_request(self):
self.client.post('/lists/new', data={'item_text': 'A new list item'})
self.assertEqual(Item.objects.count(), 1)
new_item = Item.objects.first()
self.assertEqual(new_item.text, 'A new list item')
def test_redirects_after_POST(self):
response = self.client.post('/lists/new', data={'item_text': 'A new list item'})
new_list = List.objects.first()
self.assertRedirects(response=response, expected_url=f'/lists/{new_list.id}/')
class NewItemTest(TestCase):
def test_can_save_a_POST_request_to_an_existing_list(self):
other_list = List.objects.create()
correct_list = List.objects.create()
self.client.post(
f'/lists/{correct_list.id}/add_item',
data={'item_text': 'A new item for an existing list'}
)
self.assertEqual(Item.objects.count(), 1)
new_item = Item.objects.first()
self.assertEqual(new_item.text, 'A new item for an existing list')
self.assertEqual(new_item.list, correct_list)
def test_redirects_to_list_view(self):
other_list = List.objects.create()
correct_list = List.objects.create()
response = self.client.post(
f'/lists/{correct_list.id}/add_item',
data={'item_text': 'A new item for an existing list'}
)
self.assertRedirects(
response=response,
expected_url=f'/lists/{correct_list.id}/')
class ListViewTest(TestCase):
def test_uses_list_template(self):
list_ = List.objects.create()
response = self.client.get(f'/lists/{list_.id}/')
self.assertTemplateUsed(response=response, template_name='list.html')
def test_displays_only_items_for_that_list(self):
correct_list = List.objects.create()
Item.objects.create(text="itemey 1", list=correct_list)
Item.objects.create(text="itemey 2", list=correct_list)
other_list = List.objects.create()
Item.objects.create(text="other list item 1", list=other_list)
Item.objects.create(text="other list item 2", list=other_list)
response = self.client.get(f'/lists/{correct_list.id}/')
self.assertContains(response, 'itemey 1')
self.assertContains(response, 'itemey 2')
self.assertNotContains(response=response, text='other list item 1')
self.assertNotContains(response=response, text='other list item 2')
def test_passes_correct_list_to_template(self):
other_list = List.objects.create()
correct_list = List.objects.create()
response = self.client.get(f'/lists/{correct_list.id}/')
self.assertEqual(response.context['list'], correct_list)
class ListAndItemModelsTest(TestCase):
def test_saving_and_retrieving_items(self):
list_ = List()
list_.save()
first_item = Item() # Create an object
first_item.text = 'The first (ever) list item' # Assign attributes
first_item.list = list_
first_item.save() # Calling .save() function
second_item = Item()
second_item.text = 'Item the second'
second_item.list = list_
second_item.save()
saved_list = List.objects.first()
self.assertEqual(saved_list, list_)
saved_items = Item.objects.all()
self.assertEqual(saved_items.count(), 2)
first_saved_item = saved_items[0]
second_saved_item = saved_items[1]
self.assertEqual(first_saved_item.text, 'The first (ever) list item')
self.assertEqual(first_saved_item.list, list_)
self.assertEqual(second_saved_item.text, 'Item the second')
self.assertEqual(second_saved_item.list, list_)