def test_foreign_keys_bug(self):
blog1 = Blog(title="Blog")
blog1.save()
entry1 = Entry(title="entry 1", blog=blog1)
entry1.save()
self.assertEqual(
# this should work too
list(Entry.objects.filter(blog=blog1)),
[entry1]
)
def test_simple_foreign_keys(self):
now = datetime.datetime.now()
blog1 = Blog(title="Blog")
blog1.save()
entry1 = Entry(title="entry 1", blog=blog1)
entry1.save()
entry2 = Entry(title="entry 2", blog=blog1)
entry2.save()
self.assertEqual(Entry.objects.count(), 2)
for entry in Entry.objects.all():
self.assertEqual(
blog1,
entry.blog
)
blog2 = Blog(title="Blog")
blog2.save()
entry3 = Entry(title="entry 3", blog=blog2)
entry3.save()
self.assertEqual(
# it's' necessary to explicitly state the pk here
list(Entry.objects.filter(blog=blog1.pk)),
[entry1, entry2]
)
def test_dates_less_and_more_than(self):
now = datetime.datetime.now()
before = now + datetime.timedelta(days=1)
after = now - datetime.timedelta(days=1)
entry1 = Entry(title="entry 1", date_published=now)
entry1.save()
entry2 = Entry(title="entry 2", date_published=before)
entry2.save()
entry3 = Entry(title="entry 3", date_published=after)
entry3.save()
a = list(Entry.objects.filter(date_published=now))
self.assertEqual(
list(Entry.objects.filter(date_published=now)),
[entry1]
)
self.assertEqual(
list(Entry.objects.filter(date_published__lt=now)),
[entry3]
)
self.assertEqual(
list(Entry.objects.filter(date_published__gt=now)),
[entry2]
)
def test_simple_foreign_keys(self):
now = datetime.datetime.now()
blog1 = Blog(title="Blog")
blog1.save()
entry1 = Entry(title="entry 1", blog=blog1)
entry1.save()
entry2 = Entry(title="entry 2", blog=blog1)
entry2.save()
self.assertEqual(Entry.objects.count(), 2)
for entry in Entry.objects.all():
self.assertEqual(
blog1,
entry.blog
)
blog2 = Blog(title="Blog")
blog2.save()
entry3 = Entry(title="entry 3", blog=blog2)
entry3.save()
self.assertEqual(
# it's' necessary to explicitly state the pk here
list(Entry.objects.filter(blog=blog1.pk)),
[entry1, entry2]
)
# def test_foreign_keys_bug(self):
# blog1 = Blog(title="Blog")
# blog1.save()
# entry1 = Entry(title="entry 1", blog=blog1)
# entry1.save()
# self.assertEqual(
# # this should work too
# list(Entry.objects.filter(blog=blog1)),
# [entry1]
# )
# def test_standard_autofield(self):
#
# sam1 = StandardAutoFieldModel(title="title 1")
# sam1.save()
# sam2 = StandardAutoFieldModel(title="title 2")
# sam2.save()
#
# self.assertEqual(
# StandardAutoFieldModel.objects.count(),
# 2
# )
#
# sam1_query = StandardAutoFieldModel.objects.get(title="title 1")
# self.assertEqual(
# sam1_query.pk,
# sam1.pk
# )
#
# sam1_query = StandardAutoFieldModel.objects.get(pk=sam1.pk)
#
def test_lazy_model_instance(self):
l1 = LazyModelInstance(Entry, 'some-pk')
l2 = LazyModelInstance(Entry, 'some-pk')
self.assertEqual(l1, l2)
obj = Entry(title='foobar')
obj.save()
l3 = LazyModelInstance(Entry, obj.id)
self.assertEqual(l3._wrapped, None)
self.assertEqual(obj, l3)
self.assertNotEqual(l3._wrapped, None)
def test_update(self):
blog1 = Blog(title="Blog")
blog1.save()
blog2 = Blog(title="Blog 2")
blog2.save()
entry1 = Entry(title="entry 1", blog=blog1)
entry1.save()
Entry.objects.filter(pk=entry1.pk).update(blog=blog2)
self.assertEqual(
# this should work too
list(Entry.objects.filter(blog=blog2)),
[entry1]
)
Entry.objects.filter(blog=blog2).update(title="Title has been updated")
self.assertEqual(
# this should work too
Entry.objects.filter()[0].title,
"Title has been updated"
)
Entry.objects.filter(blog=blog2).update(title="Last Update Test", blog=blog1)
self.assertEqual(
# this should work too
Entry.objects.filter()[0].title,
"Last Update Test"
)
self.assertEqual(
# this should work too
Entry.objects.filter(blog=blog1).count(),
1
)
def test_dates_ordering(self):
now = datetime.datetime.now()
before = now - datetime.timedelta(days=1)
entry1 = Entry(title="entry 1", date_published=now)
entry1.save()
entry2 = Entry(title="entry 2", date_published=before)
entry2.save()
self.assertEqual(
list(Entry.objects.order_by('-date_published')),
[entry1, entry2]
)
self.assertEqual(
list(Entry.objects.order_by('date_published')),
[entry2, entry1]
)