from django.test import TestCase, RequestFactory from django.contrib.auth.models import User from django.contrib.admin.options import ModelAdmin from models import Band, Song, SongInlineDefaultOrdering, SongInlineNewOrdering, DynOrderingBandAdmin class TestAdminOrdering(TestCase): """ Let's make sure that ModelAdmin.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.queryset(None)] self.assertEqual([u'Aerosmith', u'Radiohead', u'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.queryset(None)] self.assertEqual([u'Radiohead', u'Van Halen', u'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.queryset(request)] self.assertEqual([u'Radiohead', u'Van Halen', u'Aerosmith'], names) request.user = other_user names = [b.name for b in ma.queryset(request)] self.assertEqual([u'Aerosmith', u'Radiohead', u'Van Halen'], names) class TestInlineModelAdminOrdering(TestCase): """ Let's make sure that InlineModelAdmin.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.queryset(None)] self.assertEqual([u'Dude (Looks Like a Lady)', u'Jaded', u'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.queryset(None)] self.assertEqual([u'Jaded', u'Pink', u'Dude (Looks Like a Lady)'], names)