django/tests/admin_ordering/tests.py

155 lines
5.5 KiB
Python

from __future__ import absolute_import, unicode_literals
from django.test import TestCase, RequestFactory
from django.contrib import admin
from django.contrib.admin.options import ModelAdmin
from django.contrib.auth.models import User
from .models import (Band, Song, SongInlineDefaultOrdering,
SongInlineNewOrdering, DynOrderingBandAdmin)
class MockRequest(object):
pass
class MockSuperUser(object):
def has_perm(self, perm):
return True
request = MockRequest()
request.user = MockSuperUser()
class TestAdminOrdering(TestCase):
"""
Let's make sure that ModelAdmin.get_queryset uses the ordering we define
in ModelAdmin rather that ordering defined in the model's inner Meta
class.
"""
def setUp(self):
self.request_factory = RequestFactory()
b1 = Band(name='Aerosmith', bio='', rank=3)
b1.save()
b2 = Band(name='Radiohead', bio='', rank=1)
b2.save()
b3 = Band(name='Van Halen', bio='', rank=2)
b3.save()
def test_default_ordering(self):
"""
The default ordering should be by name, as specified in the inner Meta
class.
"""
ma = ModelAdmin(Band, None)
names = [b.name for b in ma.get_queryset(request)]
self.assertEqual(['Aerosmith', 'Radiohead', 'Van Halen'], names)
def test_specified_ordering(self):
"""
Let's use a custom ModelAdmin that changes the ordering, and make sure
it actually changes.
"""
class BandAdmin(ModelAdmin):
ordering = ('rank',) # default ordering is ('name',)
ma = BandAdmin(Band, None)
names = [b.name for b in ma.get_queryset(request)]
self.assertEqual(['Radiohead', 'Van Halen', 'Aerosmith'], names)
def test_dynamic_ordering(self):
"""
Let's use a custom ModelAdmin that changes the ordering dinamically.
"""
super_user = User.objects.create(username='admin', is_superuser=True)
other_user = User.objects.create(username='other')
request = self.request_factory.get('/')
request.user = super_user
ma = DynOrderingBandAdmin(Band, None)
names = [b.name for b in ma.get_queryset(request)]
self.assertEqual(['Radiohead', 'Van Halen', 'Aerosmith'], names)
request.user = other_user
names = [b.name for b in ma.get_queryset(request)]
self.assertEqual(['Aerosmith', 'Radiohead', 'Van Halen'], names)
class TestInlineModelAdminOrdering(TestCase):
"""
Let's make sure that InlineModelAdmin.get_queryset uses the ordering we
define in InlineModelAdmin.
"""
def setUp(self):
b = Band(name='Aerosmith', bio='', rank=3)
b.save()
self.b = b
s1 = Song(band=b, name='Pink', duration=235)
s1.save()
s2 = Song(band=b, name='Dude (Looks Like a Lady)', duration=264)
s2.save()
s3 = Song(band=b, name='Jaded', duration=214)
s3.save()
def test_default_ordering(self):
"""
The default ordering should be by name, as specified in the inner Meta
class.
"""
inline = SongInlineDefaultOrdering(self.b, None)
names = [s.name for s in inline.get_queryset(request)]
self.assertEqual(['Dude (Looks Like a Lady)', 'Jaded', 'Pink'], names)
def test_specified_ordering(self):
"""
Let's check with ordering set to something different than the default.
"""
inline = SongInlineNewOrdering(self.b, None)
names = [s.name for s in inline.get_queryset(request)]
self.assertEqual(['Jaded', 'Pink', 'Dude (Looks Like a Lady)'], names)
class TestRelatedFieldsAdminOrdering(TestCase):
def setUp(self):
self.b1 = Band(name='Pink Floyd', bio='', rank=1)
self.b1.save()
self.b2 = Band(name='Foo Fighters', bio='', rank=5)
self.b2.save()
# we need to register a custom ModelAdmin (instead of just using
# ModelAdmin) because the field creator tries to find the ModelAdmin
# for the related model
class SongAdmin(admin.ModelAdmin):
pass
admin.site.register(Song, SongAdmin)
def check_ordering_of_field_choices(self, correct_ordering):
fk_field = admin.site._registry[Song].formfield_for_foreignkey(Song.band.field)
m2m_field = admin.site._registry[Song].formfield_for_manytomany(Song.other_interpreters.field)
self.assertEqual(list(fk_field.queryset), correct_ordering)
self.assertEqual(list(m2m_field.queryset), correct_ordering)
def test_no_admin_fallback_to_model_ordering(self):
# should be ordered by name (as defined by the model)
self.check_ordering_of_field_choices([self.b2, self.b1])
def test_admin_with_no_ordering_fallback_to_model_ordering(self):
class NoOrderingBandAdmin(admin.ModelAdmin):
pass
admin.site.register(Band, NoOrderingBandAdmin)
# should be ordered by name (as defined by the model)
self.check_ordering_of_field_choices([self.b2, self.b1])
def test_admin_ordering_beats_model_ordering(self):
class StaticOrderingBandAdmin(admin.ModelAdmin):
ordering = ('rank', )
admin.site.register(Band, StaticOrderingBandAdmin)
# should be ordered by rank (defined by the ModelAdmin)
self.check_ordering_of_field_choices([self.b1, self.b2])
def tearDown(self):
admin.site.unregister(Song)
if Band in admin.site._registry:
admin.site.unregister(Band)