mirror of
https://github.com/django/django.git
synced 2025-10-24 14:16:09 +00:00
Refs #33476 -- Reformatted code with Black.
This commit is contained in:
django-bot
committed by
Mariusz Felisiak
Mariusz Felisiak
parent
f68fa8b45d
commit
9c19aff7c7
@@ -2,39 +2,50 @@ from django.db import models
|
||||
from django.test import TestCase
|
||||
|
||||
from .models import (
|
||||
Book, Car, ConfusedBook, CustomManager, CustomQuerySet,
|
||||
DeconstructibleCustomManager, FastCarAsBase, FastCarAsDefault, FunPerson,
|
||||
OneToOneRestrictedModel, Person, PersonFromAbstract, PersonManager,
|
||||
PublishedBookManager, RelatedModel, RestrictedModel,
|
||||
Book,
|
||||
Car,
|
||||
ConfusedBook,
|
||||
CustomManager,
|
||||
CustomQuerySet,
|
||||
DeconstructibleCustomManager,
|
||||
FastCarAsBase,
|
||||
FastCarAsDefault,
|
||||
FunPerson,
|
||||
OneToOneRestrictedModel,
|
||||
Person,
|
||||
PersonFromAbstract,
|
||||
PersonManager,
|
||||
PublishedBookManager,
|
||||
RelatedModel,
|
||||
RestrictedModel,
|
||||
)
|
||||
|
||||
|
||||
class CustomManagerTests(TestCase):
|
||||
custom_manager_names = [
|
||||
'custom_queryset_default_manager',
|
||||
'custom_queryset_custom_manager',
|
||||
"custom_queryset_default_manager",
|
||||
"custom_queryset_custom_manager",
|
||||
]
|
||||
|
||||
@classmethod
|
||||
def setUpTestData(cls):
|
||||
cls.b1 = Book.published_objects.create(
|
||||
title="How to program", author="Rodney Dangerfield", is_published=True)
|
||||
title="How to program", author="Rodney Dangerfield", is_published=True
|
||||
)
|
||||
cls.b2 = Book.published_objects.create(
|
||||
title="How to be smart", author="Albert Einstein", is_published=False)
|
||||
title="How to be smart", author="Albert Einstein", is_published=False
|
||||
)
|
||||
|
||||
cls.p1 = Person.objects.create(first_name="Bugs", last_name="Bunny", fun=True)
|
||||
cls.droopy = Person.objects.create(first_name="Droopy", last_name="Dog", fun=False)
|
||||
cls.droopy = Person.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False
|
||||
)
|
||||
|
||||
def test_custom_manager_basic(self):
|
||||
"""
|
||||
Test a custom Manager method.
|
||||
"""
|
||||
self.assertQuerysetEqual(
|
||||
Person.objects.get_fun_people(), [
|
||||
"Bugs Bunny"
|
||||
],
|
||||
str
|
||||
)
|
||||
self.assertQuerysetEqual(Person.objects.get_fun_people(), ["Bugs Bunny"], str)
|
||||
|
||||
def test_queryset_copied_to_default(self):
|
||||
"""
|
||||
@@ -58,7 +69,10 @@ class CustomManagerTests(TestCase):
|
||||
# Methods with queryset_only=False are copied even if they are private.
|
||||
manager._optin_private_method()
|
||||
# Methods with queryset_only=True aren't copied even if they are public.
|
||||
msg = "%r object has no attribute 'optout_public_method'" % manager.__class__.__name__
|
||||
msg = (
|
||||
"%r object has no attribute 'optout_public_method'"
|
||||
% manager.__class__.__name__
|
||||
)
|
||||
with self.assertRaisesMessage(AttributeError, msg):
|
||||
manager.optout_public_method()
|
||||
|
||||
@@ -74,7 +88,7 @@ class CustomManagerTests(TestCase):
|
||||
self.assertIs(queryset._filter_CustomQuerySet, True)
|
||||
|
||||
# Specialized querysets inherit from our custom queryset.
|
||||
queryset = manager.values_list('first_name', flat=True).filter()
|
||||
queryset = manager.values_list("first_name", flat=True).filter()
|
||||
self.assertEqual(list(queryset), ["Bugs"])
|
||||
self.assertIs(queryset._filter_CustomQuerySet, True)
|
||||
|
||||
@@ -86,7 +100,7 @@ class CustomManagerTests(TestCase):
|
||||
"""
|
||||
The custom manager __init__() argument has been set.
|
||||
"""
|
||||
self.assertEqual(Person.custom_queryset_custom_manager.init_arg, 'hello')
|
||||
self.assertEqual(Person.custom_queryset_custom_manager.init_arg, "hello")
|
||||
|
||||
def test_manager_attributes(self):
|
||||
"""
|
||||
@@ -127,20 +141,30 @@ class CustomManagerTests(TestCase):
|
||||
Custom managers respond to usual filtering methods
|
||||
"""
|
||||
self.assertQuerysetEqual(
|
||||
Book.published_objects.all(), [
|
||||
Book.published_objects.all(),
|
||||
[
|
||||
"How to program",
|
||||
],
|
||||
lambda b: b.title
|
||||
lambda b: b.title,
|
||||
)
|
||||
|
||||
def test_fk_related_manager(self):
|
||||
Person.objects.create(first_name="Bugs", last_name="Bunny", fun=True, favorite_book=self.b1)
|
||||
Person.objects.create(first_name="Droopy", last_name="Dog", fun=False, favorite_book=self.b1)
|
||||
FunPerson.objects.create(first_name="Bugs", last_name="Bunny", fun=True, favorite_book=self.b1)
|
||||
FunPerson.objects.create(first_name="Droopy", last_name="Dog", fun=False, favorite_book=self.b1)
|
||||
Person.objects.create(
|
||||
first_name="Bugs", last_name="Bunny", fun=True, favorite_book=self.b1
|
||||
)
|
||||
Person.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False, favorite_book=self.b1
|
||||
)
|
||||
FunPerson.objects.create(
|
||||
first_name="Bugs", last_name="Bunny", fun=True, favorite_book=self.b1
|
||||
)
|
||||
FunPerson.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False, favorite_book=self.b1
|
||||
)
|
||||
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_books.order_by('first_name').all(), [
|
||||
self.b1.favorite_books.order_by("first_name").all(),
|
||||
[
|
||||
"Bugs",
|
||||
"Droopy",
|
||||
],
|
||||
@@ -148,21 +172,24 @@ class CustomManagerTests(TestCase):
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.fun_people_favorite_books.all(), [
|
||||
self.b1.fun_people_favorite_books.all(),
|
||||
[
|
||||
"Bugs",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_books(manager='boring_people').all(), [
|
||||
self.b1.favorite_books(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_books(manager='fun_people').all(), [
|
||||
self.b1.favorite_books(manager="fun_people").all(),
|
||||
[
|
||||
"Bugs",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -171,16 +198,25 @@ class CustomManagerTests(TestCase):
|
||||
|
||||
def test_fk_related_manager_reused(self):
|
||||
self.assertIs(self.b1.favorite_books, self.b1.favorite_books)
|
||||
self.assertIn('favorite_books', self.b1._state.related_managers_cache)
|
||||
self.assertIn("favorite_books", self.b1._state.related_managers_cache)
|
||||
|
||||
def test_gfk_related_manager(self):
|
||||
Person.objects.create(first_name="Bugs", last_name="Bunny", fun=True, favorite_thing=self.b1)
|
||||
Person.objects.create(first_name="Droopy", last_name="Dog", fun=False, favorite_thing=self.b1)
|
||||
FunPerson.objects.create(first_name="Bugs", last_name="Bunny", fun=True, favorite_thing=self.b1)
|
||||
FunPerson.objects.create(first_name="Droopy", last_name="Dog", fun=False, favorite_thing=self.b1)
|
||||
Person.objects.create(
|
||||
first_name="Bugs", last_name="Bunny", fun=True, favorite_thing=self.b1
|
||||
)
|
||||
Person.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False, favorite_thing=self.b1
|
||||
)
|
||||
FunPerson.objects.create(
|
||||
first_name="Bugs", last_name="Bunny", fun=True, favorite_thing=self.b1
|
||||
)
|
||||
FunPerson.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False, favorite_thing=self.b1
|
||||
)
|
||||
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_things.all(), [
|
||||
self.b1.favorite_things.all(),
|
||||
[
|
||||
"Bugs",
|
||||
"Droopy",
|
||||
],
|
||||
@@ -188,21 +224,24 @@ class CustomManagerTests(TestCase):
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.fun_people_favorite_things.all(), [
|
||||
self.b1.fun_people_favorite_things.all(),
|
||||
[
|
||||
"Bugs",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_things(manager='boring_people').all(), [
|
||||
self.b1.favorite_things(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_things(manager='fun_people').all(), [
|
||||
self.b1.favorite_things(manager="fun_people").all(),
|
||||
[
|
||||
"Bugs",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -215,14 +254,14 @@ class CustomManagerTests(TestCase):
|
||||
self.b1.fun_people_favorite_things,
|
||||
)
|
||||
self.assertIn(
|
||||
'fun_people_favorite_things',
|
||||
"fun_people_favorite_things",
|
||||
self.b1._state.related_managers_cache,
|
||||
)
|
||||
|
||||
def test_gfk_related_manager_not_reused_when_alternate(self):
|
||||
self.assertIsNot(
|
||||
self.b1.favorite_things(manager='fun_people'),
|
||||
self.b1.favorite_things(manager='fun_people'),
|
||||
self.b1.favorite_things(manager="fun_people"),
|
||||
self.b1.favorite_things(manager="fun_people"),
|
||||
)
|
||||
|
||||
def test_gfk_related_manager_no_overlap_when_not_hidden(self):
|
||||
@@ -232,36 +271,43 @@ class CustomManagerTests(TestCase):
|
||||
cause those separate managers to clash.
|
||||
"""
|
||||
book = ConfusedBook.objects.create(
|
||||
title='How to program', author='Rodney Dangerfield',
|
||||
title="How to program",
|
||||
author="Rodney Dangerfield",
|
||||
)
|
||||
person = Person.objects.create(
|
||||
first_name='Bugs', last_name='Bunny', fun=True, favorite_thing=book,
|
||||
first_name="Bugs",
|
||||
last_name="Bunny",
|
||||
fun=True,
|
||||
favorite_thing=book,
|
||||
)
|
||||
fun_person = FunPerson.objects.create(
|
||||
first_name='Droopy', last_name='Dog', fun=False, favorite_thing=book,
|
||||
first_name="Droopy",
|
||||
last_name="Dog",
|
||||
fun=False,
|
||||
favorite_thing=book,
|
||||
)
|
||||
# The managers don't collide in the internal cache.
|
||||
self.assertIsNot(book.favorite_things, book.less_favorite_things)
|
||||
self.assertIs(book.favorite_things, book.favorite_things)
|
||||
self.assertIs(book.less_favorite_things, book.less_favorite_things)
|
||||
# Both managers are cached separately despite the collision in names.
|
||||
self.assertIn('favorite_things', book._state.related_managers_cache)
|
||||
self.assertIn('less_favorite_things', book._state.related_managers_cache)
|
||||
self.assertIn("favorite_things", book._state.related_managers_cache)
|
||||
self.assertIn("less_favorite_things", book._state.related_managers_cache)
|
||||
# "less_favorite_things" isn't available as a reverse related manager,
|
||||
# so never ends up in the cache.
|
||||
self.assertQuerysetEqual(fun_person.favorite_things.all(), [book])
|
||||
with self.assertRaises(AttributeError):
|
||||
fun_person.less_favorite_things
|
||||
self.assertIn('favorite_things', fun_person._state.related_managers_cache)
|
||||
self.assertIn("favorite_things", fun_person._state.related_managers_cache)
|
||||
self.assertNotIn(
|
||||
'less_favorite_things',
|
||||
"less_favorite_things",
|
||||
fun_person._state.related_managers_cache,
|
||||
)
|
||||
# The GenericRelation doesn't exist for Person, only FunPerson, so the
|
||||
# exception prevents the cache from being polluted.
|
||||
with self.assertRaises(AttributeError):
|
||||
person.favorite_things
|
||||
self.assertNotIn('favorite_things', person._state.related_managers_cache)
|
||||
self.assertNotIn("favorite_things", person._state.related_managers_cache)
|
||||
|
||||
def test_m2m_related_manager(self):
|
||||
bugs = Person.objects.create(first_name="Bugs", last_name="Bunny", fun=True)
|
||||
@@ -270,11 +316,14 @@ class CustomManagerTests(TestCase):
|
||||
self.b1.authors.add(droopy)
|
||||
bugs = FunPerson.objects.create(first_name="Bugs", last_name="Bunny", fun=True)
|
||||
self.b1.fun_authors.add(bugs)
|
||||
droopy = FunPerson.objects.create(first_name="Droopy", last_name="Dog", fun=False)
|
||||
droopy = FunPerson.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False
|
||||
)
|
||||
self.b1.fun_authors.add(droopy)
|
||||
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.authors.order_by('first_name').all(), [
|
||||
self.b1.authors.order_by("first_name").all(),
|
||||
[
|
||||
"Bugs",
|
||||
"Droopy",
|
||||
],
|
||||
@@ -282,21 +331,24 @@ class CustomManagerTests(TestCase):
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.fun_authors.order_by('first_name').all(), [
|
||||
self.b1.fun_authors.order_by("first_name").all(),
|
||||
[
|
||||
"Bugs",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.authors(manager='boring_people').all(), [
|
||||
self.b1.authors(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.authors(manager='fun_people').all(), [
|
||||
self.b1.authors(manager="fun_people").all(),
|
||||
[
|
||||
"Bugs",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -305,21 +357,26 @@ class CustomManagerTests(TestCase):
|
||||
|
||||
def test_m2m_related_forward_manager_reused(self):
|
||||
self.assertIs(self.b1.authors, self.b1.authors)
|
||||
self.assertIn('authors', self.b1._state.related_managers_cache)
|
||||
self.assertIn("authors", self.b1._state.related_managers_cache)
|
||||
|
||||
def test_m2m_related_revers_manager_reused(self):
|
||||
bugs = Person.objects.create(first_name='Bugs', last_name='Bunny')
|
||||
bugs = Person.objects.create(first_name="Bugs", last_name="Bunny")
|
||||
self.b1.authors.add(bugs)
|
||||
self.assertIs(bugs.books, bugs.books)
|
||||
self.assertIn('books', bugs._state.related_managers_cache)
|
||||
self.assertIn("books", bugs._state.related_managers_cache)
|
||||
|
||||
def test_removal_through_default_fk_related_manager(self, bulk=True):
|
||||
bugs = FunPerson.objects.create(first_name="Bugs", last_name="Bunny", fun=True, favorite_book=self.b1)
|
||||
droopy = FunPerson.objects.create(first_name="Droopy", last_name="Dog", fun=False, favorite_book=self.b1)
|
||||
bugs = FunPerson.objects.create(
|
||||
first_name="Bugs", last_name="Bunny", fun=True, favorite_book=self.b1
|
||||
)
|
||||
droopy = FunPerson.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False, favorite_book=self.b1
|
||||
)
|
||||
|
||||
self.b1.fun_people_favorite_books.remove(droopy, bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
FunPerson._base_manager.filter(favorite_book=self.b1), [
|
||||
FunPerson._base_manager.filter(favorite_book=self.b1),
|
||||
[
|
||||
"Bugs",
|
||||
"Droopy",
|
||||
],
|
||||
@@ -329,7 +386,8 @@ class CustomManagerTests(TestCase):
|
||||
|
||||
self.b1.fun_people_favorite_books.remove(bugs, bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
FunPerson._base_manager.filter(favorite_book=self.b1), [
|
||||
FunPerson._base_manager.filter(favorite_book=self.b1),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -340,7 +398,8 @@ class CustomManagerTests(TestCase):
|
||||
|
||||
self.b1.fun_people_favorite_books.clear(bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
FunPerson._base_manager.filter(favorite_book=self.b1), [
|
||||
FunPerson._base_manager.filter(favorite_book=self.b1),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -351,23 +410,28 @@ class CustomManagerTests(TestCase):
|
||||
self.test_removal_through_default_fk_related_manager(bulk=False)
|
||||
|
||||
def test_removal_through_specified_fk_related_manager(self, bulk=True):
|
||||
Person.objects.create(first_name="Bugs", last_name="Bunny", fun=True, favorite_book=self.b1)
|
||||
droopy = Person.objects.create(first_name="Droopy", last_name="Dog", fun=False, favorite_book=self.b1)
|
||||
Person.objects.create(
|
||||
first_name="Bugs", last_name="Bunny", fun=True, favorite_book=self.b1
|
||||
)
|
||||
droopy = Person.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False, favorite_book=self.b1
|
||||
)
|
||||
|
||||
# The fun manager DOESN'T remove boring people.
|
||||
self.b1.favorite_books(manager='fun_people').remove(droopy, bulk=bulk)
|
||||
self.b1.favorite_books(manager="fun_people").remove(droopy, bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_books(manager='boring_people').all(), [
|
||||
self.b1.favorite_books(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
# The boring manager DOES remove boring people.
|
||||
self.b1.favorite_books(manager='boring_people').remove(droopy, bulk=bulk)
|
||||
self.b1.favorite_books(manager="boring_people").remove(droopy, bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_books(manager='boring_people').all(), [
|
||||
],
|
||||
self.b1.favorite_books(manager="boring_people").all(),
|
||||
[],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
@@ -375,17 +439,18 @@ class CustomManagerTests(TestCase):
|
||||
droopy.save()
|
||||
|
||||
# The fun manager ONLY clears fun people.
|
||||
self.b1.favorite_books(manager='fun_people').clear(bulk=bulk)
|
||||
self.b1.favorite_books(manager="fun_people").clear(bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_books(manager='boring_people').all(), [
|
||||
self.b1.favorite_books(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_books(manager='fun_people').all(), [
|
||||
],
|
||||
self.b1.favorite_books(manager="fun_people").all(),
|
||||
[],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
@@ -394,12 +459,19 @@ class CustomManagerTests(TestCase):
|
||||
self.test_removal_through_specified_fk_related_manager(bulk=False)
|
||||
|
||||
def test_removal_through_default_gfk_related_manager(self, bulk=True):
|
||||
bugs = FunPerson.objects.create(first_name="Bugs", last_name="Bunny", fun=True, favorite_thing=self.b1)
|
||||
droopy = FunPerson.objects.create(first_name="Droopy", last_name="Dog", fun=False, favorite_thing=self.b1)
|
||||
bugs = FunPerson.objects.create(
|
||||
first_name="Bugs", last_name="Bunny", fun=True, favorite_thing=self.b1
|
||||
)
|
||||
droopy = FunPerson.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False, favorite_thing=self.b1
|
||||
)
|
||||
|
||||
self.b1.fun_people_favorite_things.remove(droopy, bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
FunPerson._base_manager.order_by('first_name').filter(favorite_thing_id=self.b1.pk), [
|
||||
FunPerson._base_manager.order_by("first_name").filter(
|
||||
favorite_thing_id=self.b1.pk
|
||||
),
|
||||
[
|
||||
"Bugs",
|
||||
"Droopy",
|
||||
],
|
||||
@@ -409,7 +481,10 @@ class CustomManagerTests(TestCase):
|
||||
|
||||
self.b1.fun_people_favorite_things.remove(bugs, bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
FunPerson._base_manager.order_by('first_name').filter(favorite_thing_id=self.b1.pk), [
|
||||
FunPerson._base_manager.order_by("first_name").filter(
|
||||
favorite_thing_id=self.b1.pk
|
||||
),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -420,7 +495,10 @@ class CustomManagerTests(TestCase):
|
||||
|
||||
self.b1.fun_people_favorite_things.clear(bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
FunPerson._base_manager.order_by('first_name').filter(favorite_thing_id=self.b1.pk), [
|
||||
FunPerson._base_manager.order_by("first_name").filter(
|
||||
favorite_thing_id=self.b1.pk
|
||||
),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -431,13 +509,18 @@ class CustomManagerTests(TestCase):
|
||||
self.test_removal_through_default_gfk_related_manager(bulk=False)
|
||||
|
||||
def test_removal_through_specified_gfk_related_manager(self, bulk=True):
|
||||
Person.objects.create(first_name="Bugs", last_name="Bunny", fun=True, favorite_thing=self.b1)
|
||||
droopy = Person.objects.create(first_name="Droopy", last_name="Dog", fun=False, favorite_thing=self.b1)
|
||||
Person.objects.create(
|
||||
first_name="Bugs", last_name="Bunny", fun=True, favorite_thing=self.b1
|
||||
)
|
||||
droopy = Person.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False, favorite_thing=self.b1
|
||||
)
|
||||
|
||||
# The fun manager DOESN'T remove boring people.
|
||||
self.b1.favorite_things(manager='fun_people').remove(droopy, bulk=bulk)
|
||||
self.b1.favorite_things(manager="fun_people").remove(droopy, bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_things(manager='boring_people').all(), [
|
||||
self.b1.favorite_things(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -445,10 +528,10 @@ class CustomManagerTests(TestCase):
|
||||
)
|
||||
|
||||
# The boring manager DOES remove boring people.
|
||||
self.b1.favorite_things(manager='boring_people').remove(droopy, bulk=bulk)
|
||||
self.b1.favorite_things(manager="boring_people").remove(droopy, bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_things(manager='boring_people').all(), [
|
||||
],
|
||||
self.b1.favorite_things(manager="boring_people").all(),
|
||||
[],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
@@ -456,17 +539,18 @@ class CustomManagerTests(TestCase):
|
||||
droopy.save()
|
||||
|
||||
# The fun manager ONLY clears fun people.
|
||||
self.b1.favorite_things(manager='fun_people').clear(bulk=bulk)
|
||||
self.b1.favorite_things(manager="fun_people").clear(bulk=bulk)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_things(manager='boring_people').all(), [
|
||||
self.b1.favorite_things(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.favorite_things(manager='fun_people').all(), [
|
||||
],
|
||||
self.b1.favorite_things(manager="fun_people").all(),
|
||||
[],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
@@ -477,12 +561,15 @@ class CustomManagerTests(TestCase):
|
||||
def test_removal_through_default_m2m_related_manager(self):
|
||||
bugs = FunPerson.objects.create(first_name="Bugs", last_name="Bunny", fun=True)
|
||||
self.b1.fun_authors.add(bugs)
|
||||
droopy = FunPerson.objects.create(first_name="Droopy", last_name="Dog", fun=False)
|
||||
droopy = FunPerson.objects.create(
|
||||
first_name="Droopy", last_name="Dog", fun=False
|
||||
)
|
||||
self.b1.fun_authors.add(droopy)
|
||||
|
||||
self.b1.fun_authors.remove(droopy)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.fun_authors.through._default_manager.all(), [
|
||||
self.b1.fun_authors.through._default_manager.all(),
|
||||
[
|
||||
"Bugs",
|
||||
"Droopy",
|
||||
],
|
||||
@@ -492,7 +579,8 @@ class CustomManagerTests(TestCase):
|
||||
|
||||
self.b1.fun_authors.remove(bugs)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.fun_authors.through._default_manager.all(), [
|
||||
self.b1.fun_authors.through._default_manager.all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.funperson.first_name,
|
||||
@@ -502,7 +590,8 @@ class CustomManagerTests(TestCase):
|
||||
|
||||
self.b1.fun_authors.clear()
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.fun_authors.through._default_manager.all(), [
|
||||
self.b1.fun_authors.through._default_manager.all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.funperson.first_name,
|
||||
@@ -516,9 +605,10 @@ class CustomManagerTests(TestCase):
|
||||
self.b1.authors.add(droopy)
|
||||
|
||||
# The fun manager DOESN'T remove boring people.
|
||||
self.b1.authors(manager='fun_people').remove(droopy)
|
||||
self.b1.authors(manager="fun_people").remove(droopy)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.authors(manager='boring_people').all(), [
|
||||
self.b1.authors(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
@@ -526,27 +616,28 @@ class CustomManagerTests(TestCase):
|
||||
)
|
||||
|
||||
# The boring manager DOES remove boring people.
|
||||
self.b1.authors(manager='boring_people').remove(droopy)
|
||||
self.b1.authors(manager="boring_people").remove(droopy)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.authors(manager='boring_people').all(), [
|
||||
],
|
||||
self.b1.authors(manager="boring_people").all(),
|
||||
[],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.b1.authors.add(droopy)
|
||||
|
||||
# The fun manager ONLY clears fun people.
|
||||
self.b1.authors(manager='fun_people').clear()
|
||||
self.b1.authors(manager="fun_people").clear()
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.authors(manager='boring_people').all(), [
|
||||
self.b1.authors(manager="boring_people").all(),
|
||||
[
|
||||
"Droopy",
|
||||
],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
self.b1.authors(manager='fun_people').all(), [
|
||||
],
|
||||
self.b1.authors(manager="fun_people").all(),
|
||||
[],
|
||||
lambda c: c.first_name,
|
||||
ordered=False,
|
||||
)
|
||||
@@ -555,7 +646,7 @@ class CustomManagerTests(TestCase):
|
||||
mgr = models.Manager()
|
||||
as_manager, mgr_path, qs_path, args, kwargs = mgr.deconstruct()
|
||||
self.assertFalse(as_manager)
|
||||
self.assertEqual(mgr_path, 'django.db.models.manager.Manager')
|
||||
self.assertEqual(mgr_path, "django.db.models.manager.Manager")
|
||||
self.assertEqual(args, ())
|
||||
self.assertEqual(kwargs, {})
|
||||
|
||||
@@ -563,29 +654,47 @@ class CustomManagerTests(TestCase):
|
||||
mgr = CustomQuerySet.as_manager()
|
||||
as_manager, mgr_path, qs_path, args, kwargs = mgr.deconstruct()
|
||||
self.assertTrue(as_manager)
|
||||
self.assertEqual(qs_path, 'custom_managers.models.CustomQuerySet')
|
||||
self.assertEqual(qs_path, "custom_managers.models.CustomQuerySet")
|
||||
|
||||
def test_deconstruct_from_queryset(self):
|
||||
mgr = DeconstructibleCustomManager('a', 'b')
|
||||
mgr = DeconstructibleCustomManager("a", "b")
|
||||
as_manager, mgr_path, qs_path, args, kwargs = mgr.deconstruct()
|
||||
self.assertFalse(as_manager)
|
||||
self.assertEqual(mgr_path, 'custom_managers.models.DeconstructibleCustomManager')
|
||||
self.assertEqual(args, ('a', 'b',))
|
||||
self.assertEqual(
|
||||
mgr_path, "custom_managers.models.DeconstructibleCustomManager"
|
||||
)
|
||||
self.assertEqual(
|
||||
args,
|
||||
(
|
||||
"a",
|
||||
"b",
|
||||
),
|
||||
)
|
||||
self.assertEqual(kwargs, {})
|
||||
|
||||
mgr = DeconstructibleCustomManager('x', 'y', c=3, d=4)
|
||||
mgr = DeconstructibleCustomManager("x", "y", c=3, d=4)
|
||||
as_manager, mgr_path, qs_path, args, kwargs = mgr.deconstruct()
|
||||
self.assertFalse(as_manager)
|
||||
self.assertEqual(mgr_path, 'custom_managers.models.DeconstructibleCustomManager')
|
||||
self.assertEqual(args, ('x', 'y',))
|
||||
self.assertEqual(kwargs, {'c': 3, 'd': 4})
|
||||
self.assertEqual(
|
||||
mgr_path, "custom_managers.models.DeconstructibleCustomManager"
|
||||
)
|
||||
self.assertEqual(
|
||||
args,
|
||||
(
|
||||
"x",
|
||||
"y",
|
||||
),
|
||||
)
|
||||
self.assertEqual(kwargs, {"c": 3, "d": 4})
|
||||
|
||||
def test_deconstruct_from_queryset_failing(self):
|
||||
mgr = CustomManager('arg')
|
||||
msg = ("Could not find manager BaseCustomManagerFromCustomQuerySet in "
|
||||
"django.db.models.manager.\n"
|
||||
"Please note that you need to inherit from managers you "
|
||||
"dynamically generated with 'from_queryset()'.")
|
||||
mgr = CustomManager("arg")
|
||||
msg = (
|
||||
"Could not find manager BaseCustomManagerFromCustomQuerySet in "
|
||||
"django.db.models.manager.\n"
|
||||
"Please note that you need to inherit from managers you "
|
||||
"dynamically generated with 'from_queryset()'."
|
||||
)
|
||||
with self.assertRaisesMessage(ValueError, msg):
|
||||
mgr.deconstruct()
|
||||
|
||||
@@ -594,15 +703,15 @@ class CustomManagerTests(TestCase):
|
||||
A custom manager may be defined on an abstract model.
|
||||
It will be inherited by the abstract model's children.
|
||||
"""
|
||||
PersonFromAbstract.abstract_persons.create(objects='Test')
|
||||
PersonFromAbstract.abstract_persons.create(objects="Test")
|
||||
self.assertQuerysetEqual(
|
||||
PersonFromAbstract.abstract_persons.all(), ["Test"],
|
||||
PersonFromAbstract.abstract_persons.all(),
|
||||
["Test"],
|
||||
lambda c: c.objects,
|
||||
)
|
||||
|
||||
|
||||
class TestCars(TestCase):
|
||||
|
||||
def test_managers(self):
|
||||
# Each model class gets a "_default_manager" attribute, which is a
|
||||
# reference to the first manager defined in the class.
|
||||
@@ -610,53 +719,60 @@ class TestCars(TestCase):
|
||||
Car.cars.create(name="Neon", mileage=31, top_speed=100)
|
||||
|
||||
self.assertQuerysetEqual(
|
||||
Car._default_manager.order_by("name"), [
|
||||
Car._default_manager.order_by("name"),
|
||||
[
|
||||
"Corvette",
|
||||
"Neon",
|
||||
],
|
||||
lambda c: c.name
|
||||
lambda c: c.name,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
Car.cars.order_by("name"), [
|
||||
Car.cars.order_by("name"),
|
||||
[
|
||||
"Corvette",
|
||||
"Neon",
|
||||
],
|
||||
lambda c: c.name
|
||||
lambda c: c.name,
|
||||
)
|
||||
# alternate manager
|
||||
self.assertQuerysetEqual(
|
||||
Car.fast_cars.all(), [
|
||||
Car.fast_cars.all(),
|
||||
[
|
||||
"Corvette",
|
||||
],
|
||||
lambda c: c.name
|
||||
lambda c: c.name,
|
||||
)
|
||||
# explicit default manager
|
||||
self.assertQuerysetEqual(
|
||||
FastCarAsDefault.cars.order_by("name"), [
|
||||
FastCarAsDefault.cars.order_by("name"),
|
||||
[
|
||||
"Corvette",
|
||||
"Neon",
|
||||
],
|
||||
lambda c: c.name
|
||||
lambda c: c.name,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
FastCarAsDefault._default_manager.all(), [
|
||||
FastCarAsDefault._default_manager.all(),
|
||||
[
|
||||
"Corvette",
|
||||
],
|
||||
lambda c: c.name
|
||||
lambda c: c.name,
|
||||
)
|
||||
# explicit base manager
|
||||
self.assertQuerysetEqual(
|
||||
FastCarAsBase.cars.order_by("name"), [
|
||||
FastCarAsBase.cars.order_by("name"),
|
||||
[
|
||||
"Corvette",
|
||||
"Neon",
|
||||
],
|
||||
lambda c: c.name
|
||||
lambda c: c.name,
|
||||
)
|
||||
self.assertQuerysetEqual(
|
||||
FastCarAsBase._base_manager.all(), [
|
||||
FastCarAsBase._base_manager.all(),
|
||||
[
|
||||
"Corvette",
|
||||
],
|
||||
lambda c: c.name
|
||||
lambda c: c.name,
|
||||
)
|
||||
|
||||
|
||||
@@ -681,25 +797,28 @@ class CustomManagersRegressTestCase(TestCase):
|
||||
manager.
|
||||
"""
|
||||
book = Book._base_manager.create(is_published=False)
|
||||
Book._base_manager.filter(pk=book.pk).update(title='Hi')
|
||||
Book._base_manager.filter(pk=book.pk).update(title="Hi")
|
||||
book.refresh_from_db()
|
||||
self.assertEqual(book.title, 'Hi')
|
||||
self.assertEqual(book.title, "Hi")
|
||||
|
||||
def test_save_clears_annotations_from_base_manager(self):
|
||||
"""Model.save() clears annotations from the base manager."""
|
||||
self.assertEqual(Book._meta.base_manager.name, 'annotated_objects')
|
||||
book = Book.annotated_objects.create(title='Hunting')
|
||||
self.assertEqual(Book._meta.base_manager.name, "annotated_objects")
|
||||
book = Book.annotated_objects.create(title="Hunting")
|
||||
Person.objects.create(
|
||||
first_name='Bugs', last_name='Bunny', fun=True,
|
||||
favorite_book=book, favorite_thing_id=1,
|
||||
first_name="Bugs",
|
||||
last_name="Bunny",
|
||||
fun=True,
|
||||
favorite_book=book,
|
||||
favorite_thing_id=1,
|
||||
)
|
||||
book = Book.annotated_objects.first()
|
||||
self.assertEqual(book.favorite_avg, 1) # Annotation from the manager.
|
||||
book.title = 'New Hunting'
|
||||
book.title = "New Hunting"
|
||||
# save() fails if annotations that involve related fields aren't
|
||||
# cleared before the update query.
|
||||
book.save()
|
||||
self.assertEqual(Book.annotated_objects.first().title, 'New Hunting')
|
||||
self.assertEqual(Book.annotated_objects.first().title, "New Hunting")
|
||||
|
||||
def test_delete_related_on_filtered_manager(self):
|
||||
"""Deleting related objects should also not be distracted by a
|
||||
@@ -707,7 +826,7 @@ class CustomManagersRegressTestCase(TestCase):
|
||||
test for #2698."""
|
||||
related = RelatedModel.objects.create(name="xyzzy")
|
||||
|
||||
for name, public in (('one', True), ('two', False), ('three', False)):
|
||||
for name, public in (("one", True), ("two", False), ("three", False)):
|
||||
RestrictedModel.objects.create(name=name, is_public=public, related=related)
|
||||
|
||||
obj = RelatedModel.objects.get(name="xyzzy")
|
||||
|
||||
Reference in New Issue
Block a user