def renew_books(request, pk):
book_instance = get_object_or_404(BookInstance, id=pk)
if request.method == "POST":
form = RenewLoanBook(request.POST)
print(form)
if form.is_valid():
book_instance.due_back = form.cleaned_data['renewal_date']
book_instance.save()
return redirect(reverse_lazy('catalog:allloanedbooks'))
else:
proposed_date = datetime.date.today() + datetime.timedelta(weeks=3)
form = RenewLoanBook(initial={'renewal_date': proposed_date})
ctx = {'book_instance': book_instance, 'form': form}
return render(request, 'catalog/renewal_book.html', ctx)
def test_renew_date_max(self):
date = datetime.date.today() + datetime.timedelta(weeks=4)
form = RenewLoanBook(data={'renewal_date': date})
self.assertTrue(form.is_valid())
def test_renew_date_today(self):
date = datetime.date.today()
form = RenewLoanBook(data={'renewal_date': date})
self.assertTrue(form.is_valid())
def test_renew_date_to_future(self):
date = datetime.date.today() + datetime.timedelta(
weeks=4) + datetime.timedelta(days=1)
form = RenewLoanBook(data={'renewal_date': date})
self.assertFalse(form.is_valid())
def test_renew_from_date_past(self):
date = datetime.date.today() - datetime.timedelta(days=1)
form = RenewLoanBook(data={'renewal_date': date})
self.assertFalse(form.is_valid())