# encoding: utf-8 from __future__ import with_statement from datetime import datetime from django import forms from django.conf import settings from django.contrib import admin from django.contrib.admin import widgets from django.contrib.admin.widgets import (FilteredSelectMultiple, AdminSplitDateTime, AdminFileWidget, ForeignKeyRawIdWidget, AdminRadioSelect, RelatedFieldWidgetWrapper, ManyToManyRawIdWidget, url_params_from_lookup_dict) from django.core.files.storage import default_storage from django.core.files.uploadedfile import SimpleUploadedFile from django.db.models import DateField from django.test import TestCase as DjangoTestCase from django.utils import translation from django.utils.html import conditional_escape from django.utils.unittest import TestCase import models admin_media_prefix = lambda: { 'ADMIN_MEDIA_PREFIX': "%sadmin/" % settings.STATIC_URL, } class AdminFormfieldForDBFieldTests(TestCase): """ Tests for correct behavior of ModelAdmin.formfield_for_dbfield """ def assertFormfield(self, model, fieldname, widgetclass, **admin_overrides): """ Helper to call formfield_for_dbfield for a given model and field name and verify that the returned formfield is appropriate. """ # Override any settings on the model admin class MyModelAdmin(admin.ModelAdmin): pass for k in admin_overrides: setattr(MyModelAdmin, k, admin_overrides[k]) # Construct the admin, and ask it for a formfield ma = MyModelAdmin(model, admin.site) ff = ma.formfield_for_dbfield(model._meta.get_field(fieldname), request=None) # "unwrap" the widget wrapper, if needed if isinstance(ff.widget, widgets.RelatedFieldWidgetWrapper): widget = ff.widget.widget else: widget = ff.widget # Check that we got a field of the right type self.assertTrue( isinstance(widget, widgetclass), "Wrong widget for %s.%s: expected %s, got %s" % \ (model.__class__.__name__, fieldname, widgetclass, type(widget)) ) # Return the formfield so that other tests can continue return ff def testDateField(self): self.assertFormfield(models.Event, 'start_date', widgets.AdminDateWidget) def testDateTimeField(self): self.assertFormfield(models.Member, 'birthdate', widgets.AdminSplitDateTime) def testTimeField(self): self.assertFormfield(models.Event, 'start_time', widgets.AdminTimeWidget) def testTextField(self): self.assertFormfield(models.Event, 'description', widgets.AdminTextareaWidget) def testURLField(self): self.assertFormfield(models.Event, 'link', widgets.AdminURLFieldWidget) def testIntegerField(self): self.assertFormfield(models.Event, 'min_age', widgets.AdminIntegerFieldWidget) def testCharField(self): self.assertFormfield(models.Member, 'name', widgets.AdminTextInputWidget) def testFileField(self): self.assertFormfield(models.Album, 'cover_art', widgets.AdminFileWidget) def testForeignKey(self): self.assertFormfield(models.Event, 'band', forms.Select) def testRawIDForeignKey(self): self.assertFormfield(models.Event, 'band', widgets.ForeignKeyRawIdWidget, raw_id_fields=['band']) def testRadioFieldsForeignKey(self): ff = self.assertFormfield(models.Event, 'band', widgets.AdminRadioSelect, radio_fields={'band':admin.VERTICAL}) self.assertEqual(ff.empty_label, None) def testManyToMany(self): self.assertFormfield(models.Band, 'members', forms.SelectMultiple) def testRawIDManyTOMany(self): self.assertFormfield(models.Band, 'members', widgets.ManyToManyRawIdWidget, raw_id_fields=['members']) def testFilteredManyToMany(self): self.assertFormfield(models.Band, 'members', widgets.FilteredSelectMultiple, filter_vertical=['members']) def testFormfieldOverrides(self): self.assertFormfield(models.Event, 'start_date', forms.TextInput, formfield_overrides={DateField: {'widget': forms.TextInput}}) def testFieldWithChoices(self): self.assertFormfield(models.Member, 'gender', forms.Select) def testChoicesWithRadioFields(self): self.assertFormfield(models.Member, 'gender', widgets.AdminRadioSelect, radio_fields={'gender':admin.VERTICAL}) def testInheritance(self): self.assertFormfield(models.Album, 'backside_art', widgets.AdminFileWidget) class AdminFormfieldForDBFieldWithRequestTests(DjangoTestCase): fixtures = ["admin-widgets-users.xml"] def testFilterChoicesByRequestUser(self): """ Ensure the user can only see their own cars in the foreign key dropdown. """ self.client.login(username="super", password="secret") response = self.client.get("/widget_admin/admin_widgets/cartire/add/") self.assertTrue("BMW M3" not in response.content) self.assertTrue("Volkswagon Passat" in response.content) class AdminForeignKeyWidgetChangeList(DjangoTestCase): fixtures = ["admin-widgets-users.xml"] admin_root = '/widget_admin' def setUp(self): self.client.login(username="super", password="secret") def tearDown(self): self.client.logout() def test_changelist_foreignkey(self): response = self.client.get('%s/admin_widgets/car/' % self.admin_root) self.assertTrue('%s/auth/user/add/' % self.admin_root in response.content) class AdminForeignKeyRawIdWidget(DjangoTestCase): fixtures = ["admin-widgets-users.xml"] admin_root = '/widget_admin' def setUp(self): self.client.login(username="super", password="secret") def tearDown(self): self.client.logout() def test_nonexistent_target_id(self): band = models.Band.objects.create(name='Bogey Blues') pk = band.pk band.delete() post_data = { "band": u'%s' % pk, } # Try posting with a non-existent pk in a raw id field: this # should result in an error message, not a server exception. response = self.client.post('%s/admin_widgets/event/add/' % self.admin_root, post_data) self.assertContains(response, 'Select a valid choice. That choice is not one of the available choices.') def test_invalid_target_id(self): for test_str in ('Iñtërnâtiônàlizætiøn', "1234'", -1234): # This should result in an error message, not a server exception. response = self.client.post('%s/admin_widgets/event/add/' % self.admin_root, {"band": test_str}) self.assertContains(response, 'Select a valid choice. That choice is not one of the available choices.') def test_url_params_from_lookup_dict_any_iterable(self): lookup1 = url_params_from_lookup_dict({'color__in': ('red', 'blue')}) lookup2 = url_params_from_lookup_dict({'color__in': ['red', 'blue']}) self.assertEqual(lookup1, {'color__in': 'red,blue'}) self.assertEqual(lookup1, lookup2) class FilteredSelectMultipleWidgetTest(DjangoTestCase): def test_render(self): w = FilteredSelectMultiple('test', False) self.assertEqual( conditional_escape(w.render('test', 'test')), '\n' % admin_media_prefix() ) def test_stacked_render(self): w = FilteredSelectMultiple('test', True) self.assertEqual( conditional_escape(w.render('test', 'test')), '\n' % admin_media_prefix() ) class AdminSplitDateTimeWidgetTest(DjangoTestCase): def test_render(self): w = AdminSplitDateTime() self.assertEqual( conditional_escape(w.render('test', datetime(2007, 12, 1, 9, 30))), '

Date:
Time:

', ) def test_localization(self): w = AdminSplitDateTime() with self.settings(USE_L10N=True): with translation.override('de-at'): w.is_localized = True self.assertEqual( conditional_escape(w.render('test', datetime(2007, 12, 1, 9, 30))), '

Datum:
Zeit:

', ) class AdminFileWidgetTest(DjangoTestCase): def test_render(self): band = models.Band.objects.create(name='Linkin Park') album = band.album_set.create( name='Hybrid Theory', cover_art=r'albums\hybrid_theory.jpg' ) w = AdminFileWidget() self.assertEqual( conditional_escape(w.render('test', album.cover_art)), '

Currently: albums\hybrid_theory.jpg
Change:

' % { 'STORAGE_URL': default_storage.url('') }, ) self.assertEqual( conditional_escape(w.render('test', SimpleUploadedFile('test', 'content'))), '', ) class ForeignKeyRawIdWidgetTest(DjangoTestCase): def test_render(self): band = models.Band.objects.create(name='Linkin Park') band.album_set.create( name='Hybrid Theory', cover_art=r'albums\hybrid_theory.jpg' ) rel = models.Album._meta.get_field('band').rel w = ForeignKeyRawIdWidget(rel) self.assertEqual( conditional_escape(w.render('test', band.pk, attrs={})), ' Lookup Linkin Park' % dict(admin_media_prefix(), bandpk=band.pk), ) def test_relations_to_non_primary_key(self): # Check that ForeignKeyRawIdWidget works with fields which aren't # related to the model's primary key. apple = models.Inventory.objects.create(barcode=86, name='Apple') models.Inventory.objects.create(barcode=22, name='Pear') core = models.Inventory.objects.create( barcode=87, name='Core', parent=apple ) rel = models.Inventory._meta.get_field('parent').rel w = ForeignKeyRawIdWidget(rel) self.assertEqual( w.render('test', core.parent_id, attrs={}), ' Lookup Apple' % admin_media_prefix(), ) def test_proper_manager_for_label_lookup(self): # see #9258 rel = models.Inventory._meta.get_field('parent').rel w = ForeignKeyRawIdWidget(rel) hidden = models.Inventory.objects.create( barcode=93, name='Hidden', hidden=True ) child_of_hidden = models.Inventory.objects.create( barcode=94, name='Child of hidden', parent=hidden ) self.assertEqual( w.render('test', child_of_hidden.parent_id, attrs={}), ' Lookup Hidden' % admin_media_prefix(), ) class ManyToManyRawIdWidgetTest(DjangoTestCase): def test_render(self): band = models.Band.objects.create(name='Linkin Park') band.album_set.create( name='Hybrid Theory', cover_art=r'albums\hybrid_theory.jpg' ) m1 = models.Member.objects.create(name='Chester') m2 = models.Member.objects.create(name='Mike') band.members.add(m1, m2) rel = models.Band._meta.get_field('members').rel w = ManyToManyRawIdWidget(rel) self.assertEqual( conditional_escape(w.render('test', [m1.pk, m2.pk], attrs={})), ' Lookup' % dict(admin_media_prefix(), m1pk=m1.pk, m2pk=m2.pk), ) self.assertEqual( conditional_escape(w.render('test', [m1.pk])), ' Lookup' % dict(admin_media_prefix(), m1pk=m1.pk, m2pk=m2.pk), ) self.assertEqual(w._has_changed(None, None), False) self.assertEqual(w._has_changed([], None), False) self.assertEqual(w._has_changed(None, [u'1']), True) self.assertEqual(w._has_changed([1, 2], [u'1', u'2']), False) self.assertEqual(w._has_changed([1, 2], [u'1']), True) self.assertEqual(w._has_changed([1, 2], [u'1', u'3']), True) class RelatedFieldWidgetWrapperTests(DjangoTestCase): def test_no_can_add_related(self): rel = models.Inventory._meta.get_field('parent').rel w = AdminRadioSelect() # Used to fail with a name error. w = RelatedFieldWidgetWrapper(w, rel, admin.site) self.assertFalse(w.can_add_related)