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from __future__ import absolute_import
import datetime
from django.test import TestCase
from .models import Article, Comment, Category
class DateTimesTests(TestCase):
def test_related_model_traverse(self):
a1 = Article.objects.create(
title="First one",
pub_date=datetime.datetime(2005, 7, 28, 9, 0, 0),
)
a2 = Article.objects.create(
title="Another one",
pub_date=datetime.datetime(2010, 7, 28, 10, 0, 0),
)
a3 = Article.objects.create(
title="Third one, in the first day",
pub_date=datetime.datetime(2005, 7, 28, 17, 0, 0),
)
a1.comments.create(
text="Im the HULK!",
pub_date=datetime.datetime(2005, 7, 28, 9, 30, 0),
)
a1.comments.create(
text="HULK SMASH!",
pub_date=datetime.datetime(2005, 7, 29, 1, 30, 0),
)
a2.comments.create(
text="LMAO",
pub_date=datetime.datetime(2010, 7, 28, 10, 10, 10),
)
a3.comments.create(
text="+1",
pub_date=datetime.datetime(2005, 8, 29, 10, 10, 10),
)
c = Category.objects.create(name="serious-news")
c.articles.add(a1, a3)
self.assertQuerysetEqual(
Comment.objects.datetimes("article__pub_date", "year"), [
datetime.datetime(2005, 1, 1),
datetime.datetime(2010, 1, 1),
],
lambda d: d,
)
self.assertQuerysetEqual(
Comment.objects.datetimes("article__pub_date", "month"), [
datetime.datetime(2005, 7, 1),
datetime.datetime(2010, 7, 1),
],
lambda d: d
)
self.assertQuerysetEqual(
Comment.objects.datetimes("article__pub_date", "day"), [
datetime.datetime(2005, 7, 28),
datetime.datetime(2010, 7, 28),
],
lambda d: d
)
self.assertQuerysetEqual(
Article.objects.datetimes("comments__pub_date", "day"), [
datetime.datetime(2005, 7, 28),
datetime.datetime(2005, 7, 29),
datetime.datetime(2005, 8, 29),
datetime.datetime(2010, 7, 28),
],
lambda d: d
)
self.assertQuerysetEqual(
Article.objects.datetimes("comments__approval_date", "day"), []
)
self.assertQuerysetEqual(
Category.objects.datetimes("articles__pub_date", "day"), [
datetime.datetime(2005, 7, 28),
],
lambda d: d,
)
|
