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django/tests/dates/tests.py
2013-02-26 14:36:57 +01:00

84 lines
2.4 KiB
Python

from __future__ import absolute_import
import datetime
from django.test import TestCase
from .models import Article, Comment, Category
class DatesTests(TestCase):
def test_related_model_traverse(self):
a1 = Article.objects.create(
title="First one",
pub_date=datetime.date(2005, 7, 28),
)
a2 = Article.objects.create(
title="Another one",
pub_date=datetime.date(2010, 7, 28),
)
a3 = Article.objects.create(
title="Third one, in the first day",
pub_date=datetime.date(2005, 7, 28),
)
a1.comments.create(
text="Im the HULK!",
pub_date=datetime.date(2005, 7, 28),
)
a1.comments.create(
text="HULK SMASH!",
pub_date=datetime.date(2005, 7, 29),
)
a2.comments.create(
text="LMAO",
pub_date=datetime.date(2010, 7, 28),
)
a3.comments.create(
text="+1",
pub_date=datetime.date(2005, 8, 29),
)
c = Category.objects.create(name="serious-news")
c.articles.add(a1, a3)
self.assertQuerysetEqual(
Comment.objects.dates("article__pub_date", "year"), [
datetime.date(2005, 1, 1),
datetime.date(2010, 1, 1),
],
lambda d: d,
)
self.assertQuerysetEqual(
Comment.objects.dates("article__pub_date", "month"), [
datetime.date(2005, 7, 1),
datetime.date(2010, 7, 1),
],
lambda d: d
)
self.assertQuerysetEqual(
Comment.objects.dates("article__pub_date", "day"), [
datetime.date(2005, 7, 28),
datetime.date(2010, 7, 28),
],
lambda d: d
)
self.assertQuerysetEqual(
Article.objects.dates("comments__pub_date", "day"), [
datetime.date(2005, 7, 28),
datetime.date(2005, 7, 29),
datetime.date(2005, 8, 29),
datetime.date(2010, 7, 28),
],
lambda d: d
)
self.assertQuerysetEqual(
Article.objects.dates("comments__approval_date", "day"), []
)
self.assertQuerysetEqual(
Category.objects.dates("articles__pub_date", "day"), [
datetime.date(2005, 7, 28),
],
lambda d: d,
)