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test_views.py
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test_views.py
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from django.test import TestCase
# Create your tests here.
from catalog.models import Author
from django.urls import reverse
class AuthorListViewTest(TestCase):
@classmethod
def setUpTestData(cls):
# Create authors for pagination tests
number_of_authors = 13
for author_id in range(number_of_authors):
Author.objects.create(first_name='Christian {0}'.format(author_id),
last_name='Surname {0}'.format(author_id))
def test_view_url_exists_at_desired_location(self):
response = self.client.get('/catalog/authors/')
self.assertEqual(response.status_code, 200)
def test_view_url_accessible_by_name(self):
response = self.client.get(reverse('authors'))
self.assertEqual(response.status_code, 200)
def test_view_uses_correct_template(self):
response = self.client.get(reverse('authors'))
self.assertEqual(response.status_code, 200)
self.assertTemplateUsed(response, 'catalog/author_list.html')
def test_pagination_is_ten(self):
response = self.client.get(reverse('authors'))
self.assertEqual(response.status_code, 200)
self.assertTrue('is_paginated' in response.context)
self.assertTrue(response.context['is_paginated'] is True)
self.assertTrue(len(response.context['author_list']) == 10)
def test_lists_all_authors(self):
# Get second page and confirm it has (exactly) the remaining 3 items
response = self.client.get(reverse('authors')+'?page=2')
self.assertEqual(response.status_code, 200)
self.assertTrue('is_paginated' in response.context)
self.assertTrue(response.context['is_paginated'] is True)
self.assertTrue(len(response.context['author_list']) == 3)
import datetime
from django.utils import timezone
from catalog.models import BookInstance, Book, Genre, Language
from django.contrib.auth.models import User # Required to assign User as a borrower
class LoanedBookInstancesByUserListViewTest(TestCase):
def setUp(self):
# Create two users
test_user1 = User.objects.create_user(username='testuser1', password='1X<ISRUkw+tuK')
test_user2 = User.objects.create_user(username='testuser2', password='2HJ1vRV0Z&3iD')
test_user1.save()
test_user2.save()
# Create a book
test_author = Author.objects.create(first_name='John', last_name='Smith')
test_genre = Genre.objects.create(name='Fantasy')
test_language = Language.objects.create(name='English')
test_book = Book.objects.create(
title='Book Title',
summary='My book summary',
isbn='ABCDEFG',
author=test_author,
language=test_language,
)
# Create genre as a post-step
genre_objects_for_book = Genre.objects.all()
test_book.genre.set(genre_objects_for_book)
test_book.save()
# Create 30 BookInstance objects
number_of_book_copies = 30
for book_copy in range(number_of_book_copies):
return_date = timezone.now() + datetime.timedelta(days=book_copy % 5)
if book_copy % 2:
the_borrower = test_user1
else:
the_borrower = test_user2
status = 'm'
BookInstance.objects.create(book=test_book, imprint='Unlikely Imprint, 2016', due_back=return_date,
borrower=the_borrower, status=status)
def test_redirect_if_not_logged_in(self):
response = self.client.get(reverse('my-borrowed'))
self.assertRedirects(response, '/accounts/login/?next=/catalog/mybooks/')
def test_logged_in_uses_correct_template(self):
login = self.client.login(username='testuser1', password='1X<ISRUkw+tuK')
response = self.client.get(reverse('my-borrowed'))
# Check our user is logged in
self.assertEqual(str(response.context['user']), 'testuser1')
# Check that we got a response "success"
self.assertEqual(response.status_code, 200)
# Check we used correct template
self.assertTemplateUsed(response, 'catalog/bookinstance_list_borrowed_user.html')
def test_only_borrowed_books_in_list(self):
login = self.client.login(username='testuser1', password='1X<ISRUkw+tuK')
response = self.client.get(reverse('my-borrowed'))
# Check our user is logged in
self.assertEqual(str(response.context['user']), 'testuser1')
# Check that we got a response "success"
self.assertEqual(response.status_code, 200)
# Check that initially we don't have any books in list (none on loan)
self.assertTrue('bookinstance_list' in response.context)
self.assertEqual(len(response.context['bookinstance_list']), 0)
# Now change all books to be on loan
get_ten_books = BookInstance.objects.all()[:10]
for copy in get_ten_books:
copy.status = 'o'
copy.save()
# Check that now we have borrowed books in the list
response = self.client.get(reverse('my-borrowed'))
# Check our user is logged in
self.assertEqual(str(response.context['user']), 'testuser1')
# Check that we got a response "success"
self.assertEqual(response.status_code, 200)
self.assertTrue('bookinstance_list' in response.context)
# Confirm all books belong to testuser1 and are on loan
for bookitem in response.context['bookinstance_list']:
self.assertEqual(response.context['user'], bookitem.borrower)
self.assertEqual('o', bookitem.status)
def test_pages_paginated_to_ten(self):
# Change all books to be on loan.
# This should make 15 test user ones.
for copy in BookInstance.objects.all():
copy.status = 'o'
copy.save()
login = self.client.login(username='testuser1', password='1X<ISRUkw+tuK')
response = self.client.get(reverse('my-borrowed'))
# Check our user is logged in
self.assertEqual(str(response.context['user']), 'testuser1')
# Check that we got a response "success"
self.assertEqual(response.status_code, 200)
# Confirm that only 10 items are displayed due to pagination
# (if pagination not enabled, there would be 15 returned)
self.assertEqual(len(response.context['bookinstance_list']), 10)
def test_pages_ordered_by_due_date(self):
# Change all books to be on loan
for copy in BookInstance.objects.all():
copy.status = 'o'
copy.save()
login = self.client.login(username='testuser1', password='1X<ISRUkw+tuK')
response = self.client.get(reverse('my-borrowed'))
# Check our user is logged in
self.assertEqual(str(response.context['user']), 'testuser1')
# Check that we got a response "success"
self.assertEqual(response.status_code, 200)
# Confirm that of the items, only 10 are displayed due to pagination.
self.assertEqual(len(response.context['bookinstance_list']), 10)
last_date = 0
for copy in response.context['bookinstance_list']:
if last_date == 0:
last_date = copy.due_back
else:
self.assertTrue(last_date <= copy.due_back)
from django.contrib.auth.models import Permission # Required to grant the permission needed to set a book as returned.
class RenewBookInstancesViewTest(TestCase):
def setUp(self):
# Create a user
test_user1 = User.objects.create_user(username='testuser1', password='1X<ISRUkw+tuK')
test_user1.save()
test_user2 = User.objects.create_user(username='testuser2', password='2HJ1vRV0Z&3iD')
test_user2.save()
permission = Permission.objects.get(name='Set book as returned')
test_user2.user_permissions.add(permission)
test_user2.save()
# Create a book
test_author = Author.objects.create(first_name='John', last_name='Smith')
test_genre = Genre.objects.create(name='Fantasy')
test_language = Language.objects.create(name='English')
test_book = Book.objects.create(title='Book Title', summary='My book summary',
isbn='ABCDEFG', author=test_author, language=test_language,)
# Create genre as a post-step
genre_objects_for_book = Genre.objects.all()
test_book.genre.set(genre_objects_for_book)
test_book.save()
# Create a BookInstance object for test_user1
return_date = datetime.date.today() + datetime.timedelta(days=5)
self.test_bookinstance1 = BookInstance.objects.create(book=test_book,
imprint='Unlikely Imprint, 2016', due_back=return_date,
borrower=test_user1, status='o')
# Create a BookInstance object for test_user2
return_date = datetime.date.today() + datetime.timedelta(days=5)
self.test_bookinstance2 = BookInstance.objects.create(book=test_book, imprint='Unlikely Imprint, 2016',
due_back=return_date, borrower=test_user2, status='o')
def test_redirect_if_not_logged_in(self):
response = self.client.get(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance1.pk}))
# Manually check redirect (Can't use assertRedirect, because the redirect URL is unpredictable)
self.assertEqual(response.status_code, 302)
self.assertTrue(response.url.startswith('/accounts/login/'))
def test_redirect_if_logged_in_but_not_correct_permission(self):
login = self.client.login(username='testuser1', password='1X<ISRUkw+tuK')
response = self.client.get(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance1.pk}))
# Manually check redirect (Can't use assertRedirect, because the redirect URL is unpredictable)
self.assertEqual(response.status_code, 302)
self.assertTrue(response.url.startswith('/accounts/login/'))
def test_logged_in_with_permission_borrowed_book(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.get(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance2.pk}))
# Check that it lets us login - this is our book and we have the right permissions.
self.assertEqual(response.status_code, 200)
def test_logged_in_with_permission_another_users_borrowed_book(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.get(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance1.pk}))
# Check that it lets us login. We're a librarian, so we can view any users book
self.assertEqual(response.status_code, 200)
def test_uses_correct_template(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.get(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance1.pk}))
self.assertEqual(response.status_code, 200)
# Check we used correct template
self.assertTemplateUsed(response, 'catalog/book_renew_librarian.html')
def test_form_renewal_date_initially_has_date_three_weeks_in_future(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.get(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance1.pk}))
self.assertEqual(response.status_code, 200)
date_3_weeks_in_future = datetime.date.today() + datetime.timedelta(weeks=3)
self.assertEqual(response.context['form'].initial['renewal_date'], date_3_weeks_in_future)
def test_form_invalid_renewal_date_past(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
date_in_past = datetime.date.today() - datetime.timedelta(weeks=1)
response = self.client.post(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance1.pk}),
{'renewal_date': date_in_past})
self.assertEqual(response.status_code, 200)
self.assertFormError(response, 'form', 'renewal_date', 'Invalid date - renewal in past')
def test_form_invalid_renewal_date_future(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
invalid_date_in_future = datetime.date.today() + datetime.timedelta(weeks=5)
response = self.client.post(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance1.pk}),
{'renewal_date': invalid_date_in_future})
self.assertEqual(response.status_code, 200)
self.assertFormError(response, 'form', 'renewal_date', 'Invalid date - renewal more than 4 weeks ahead')
def test_redirects_to_all_borrowed_book_list_on_success(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
valid_date_in_future = datetime.date.today() + datetime.timedelta(weeks=2)
response = self.client.post(reverse('renew-book-librarian', kwargs={'pk': self.test_bookinstance1.pk}),
{'renewal_date': valid_date_in_future})
self.assertRedirects(response, reverse('all-borrowed'))
def test_HTTP404_for_invalid_book_if_logged_in(self):
import uuid
test_uid = uuid.uuid4() # unlikely UID to match our bookinstance!
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.get(reverse('renew-book-librarian', kwargs={'pk': test_uid}))
self.assertEqual(response.status_code, 404)
class AuthorCreateViewTest(TestCase):
"""Test case for the AuthorCreate view (Created as Challenge)."""
def setUp(self):
# Create a user
test_user1 = User.objects.create_user(username='testuser1', password='1X<ISRUkw+tuK')
test_user2 = User.objects.create_user(username='testuser2', password='2HJ1vRV0Z&3iD')
test_user1.save()
test_user2.save()
permission = Permission.objects.get(name='Set book as returned')
test_user2.user_permissions.add(permission)
test_user2.save()
# Create a book
test_author = Author.objects.create(first_name='John', last_name='Smith')
def test_redirect_if_not_logged_in(self):
response = self.client.get(reverse('author_create'))
self.assertRedirects(response, '/accounts/login/?next=/catalog/author/create/')
def test_redirect_if_logged_in_but_not_correct_permission(self):
login = self.client.login(username='testuser1', password='1X<ISRUkw+tuK')
response = self.client.get(reverse('author_create'))
self.assertEqual(response.status_code, 403)
def test_logged_in_with_permission(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.get(reverse('author_create'))
self.assertEqual(response.status_code, 200)
def test_uses_correct_template(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.get(reverse('author_create'))
self.assertEqual(response.status_code, 200)
self.assertTemplateUsed(response, 'catalog/author_form.html')
def test_form_date_of_death_initially_set_to_expected_date(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.get(reverse('author_create'))
self.assertEqual(response.status_code, 200)
expected_initial_date = datetime.date(2018, 1, 5)
response_date = response.context['form'].initial['date_of_death']
response_date = datetime.datetime.strptime(response_date, "%d/%m/%Y").date()
self.assertEqual(response_date, expected_initial_date)
def test_redirects_to_detail_view_on_success(self):
login = self.client.login(username='testuser2', password='2HJ1vRV0Z&3iD')
response = self.client.post(reverse('author_create'),
{'first_name': 'Christian Name', 'last_name': 'Surname'})
# Manually check redirect because we don't know what author was created
self.assertEqual(response.status_code, 302)
self.assertTrue(response.url.startswith('/catalog/author/'))