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175 lines
6.6 KiB
Python
175 lines
6.6 KiB
Python
from __future__ import unicode_literals
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from django.contrib import admin
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from django.contrib.admin.options import ModelAdmin
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from django.contrib.auth.models import User
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from django.test import TestCase, RequestFactory
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from .models import (Band, Song, SongInlineDefaultOrdering,
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SongInlineNewOrdering, DynOrderingBandAdmin)
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class MockRequest(object):
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pass
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class MockSuperUser(object):
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def has_perm(self, perm):
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return True
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def has_module_perms(self, module):
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return True
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request = MockRequest()
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request.user = MockSuperUser()
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class TestAdminOrdering(TestCase):
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"""
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Let's make sure that ModelAdmin.get_queryset uses the ordering we define
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in ModelAdmin rather that ordering defined in the model's inner Meta
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class.
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"""
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def setUp(self):
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self.request_factory = RequestFactory()
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Band.objects.bulk_create([
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Band(name='Aerosmith', bio='', rank=3),
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Band(name='Radiohead', bio='', rank=1),
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Band(name='Van Halen', bio='', rank=2),
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])
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def test_default_ordering(self):
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"""
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The default ordering should be by name, as specified in the inner Meta
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class.
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"""
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ma = ModelAdmin(Band, admin.site)
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names = [b.name for b in ma.get_queryset(request)]
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self.assertListEqual(['Aerosmith', 'Radiohead', 'Van Halen'], names)
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def test_specified_ordering(self):
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"""
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Let's use a custom ModelAdmin that changes the ordering, and make sure
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it actually changes.
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"""
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class BandAdmin(ModelAdmin):
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ordering = ('rank',) # default ordering is ('name',)
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ma = BandAdmin(Band, admin.site)
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names = [b.name for b in ma.get_queryset(request)]
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self.assertListEqual(['Radiohead', 'Van Halen', 'Aerosmith'], names)
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def test_dynamic_ordering(self):
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"""
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Let's use a custom ModelAdmin that changes the ordering dynamically.
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"""
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super_user = User.objects.create(username='admin', is_superuser=True)
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other_user = User.objects.create(username='other')
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request = self.request_factory.get('/')
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request.user = super_user
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ma = DynOrderingBandAdmin(Band, admin.site)
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names = [b.name for b in ma.get_queryset(request)]
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self.assertListEqual(['Radiohead', 'Van Halen', 'Aerosmith'], names)
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request.user = other_user
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names = [b.name for b in ma.get_queryset(request)]
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self.assertListEqual(['Aerosmith', 'Radiohead', 'Van Halen'], names)
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class TestInlineModelAdminOrdering(TestCase):
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"""
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Let's make sure that InlineModelAdmin.get_queryset uses the ordering we
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define in InlineModelAdmin.
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"""
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def setUp(self):
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self.band = Band.objects.create(name='Aerosmith', bio='', rank=3)
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Song.objects.bulk_create([
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Song(band=self.band, name='Pink', duration=235),
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Song(band=self.band, name='Dude (Looks Like a Lady)', duration=264),
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Song(band=self.band, name='Jaded', duration=214),
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])
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def test_default_ordering(self):
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"""
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The default ordering should be by name, as specified in the inner Meta
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class.
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"""
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inline = SongInlineDefaultOrdering(self.band, admin.site)
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names = [s.name for s in inline.get_queryset(request)]
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self.assertListEqual(['Dude (Looks Like a Lady)', 'Jaded', 'Pink'], names)
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def test_specified_ordering(self):
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"""
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Let's check with ordering set to something different than the default.
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"""
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inline = SongInlineNewOrdering(self.band, admin.site)
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names = [s.name for s in inline.get_queryset(request)]
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self.assertListEqual(['Jaded', 'Pink', 'Dude (Looks Like a Lady)'], names)
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class TestRelatedFieldsAdminOrdering(TestCase):
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def setUp(self):
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self.b1 = Band.objects.create(name='Pink Floyd', bio='', rank=1)
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self.b2 = Band.objects.create(name='Foo Fighters', bio='', rank=5)
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# we need to register a custom ModelAdmin (instead of just using
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# ModelAdmin) because the field creator tries to find the ModelAdmin
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# for the related model
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class SongAdmin(admin.ModelAdmin):
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pass
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admin.site.register(Song, SongAdmin)
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def tearDown(self):
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admin.site.unregister(Song)
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if Band in admin.site._registry:
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admin.site.unregister(Band)
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def check_ordering_of_field_choices(self, correct_ordering):
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fk_field = admin.site._registry[Song].formfield_for_foreignkey(Song.band.field)
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m2m_field = admin.site._registry[Song].formfield_for_manytomany(Song.other_interpreters.field)
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self.assertListEqual(list(fk_field.queryset), correct_ordering)
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self.assertListEqual(list(m2m_field.queryset), correct_ordering)
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def test_no_admin_fallback_to_model_ordering(self):
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# should be ordered by name (as defined by the model)
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self.check_ordering_of_field_choices([self.b2, self.b1])
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def test_admin_with_no_ordering_fallback_to_model_ordering(self):
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class NoOrderingBandAdmin(admin.ModelAdmin):
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pass
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admin.site.register(Band, NoOrderingBandAdmin)
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# should be ordered by name (as defined by the model)
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self.check_ordering_of_field_choices([self.b2, self.b1])
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def test_admin_ordering_beats_model_ordering(self):
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class StaticOrderingBandAdmin(admin.ModelAdmin):
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ordering = ('rank',)
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admin.site.register(Band, StaticOrderingBandAdmin)
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# should be ordered by rank (defined by the ModelAdmin)
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self.check_ordering_of_field_choices([self.b1, self.b2])
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def test_custom_queryset_still_wins(self):
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"""Test that custom queryset has still precedence (#21405)"""
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class SongAdmin(admin.ModelAdmin):
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# Exclude one of the two Bands from the querysets
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def formfield_for_foreignkey(self, db_field, **kwargs):
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if db_field.name == 'band':
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kwargs["queryset"] = Band.objects.filter(rank__gt=2)
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return super(SongAdmin, self).formfield_for_foreignkey(db_field, **kwargs)
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def formfield_for_manytomany(self, db_field, **kwargs):
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if db_field.name == 'other_interpreters':
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kwargs["queryset"] = Band.objects.filter(rank__gt=2)
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return super(SongAdmin, self).formfield_for_foreignkey(db_field, **kwargs)
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class StaticOrderingBandAdmin(admin.ModelAdmin):
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ordering = ('rank',)
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admin.site.unregister(Song)
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admin.site.register(Song, SongAdmin)
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admin.site.register(Band, StaticOrderingBandAdmin)
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self.check_ordering_of_field_choices([self.b2])
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