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Fixed #6191, #11296 -- Modified the admin deletion confirmation page to use the same object collection scheme as the actual deletion. This ensures that all objects that may be deleted are actually deleted, and that cyclic display problems are avoided. Thanks to carljm for the patch. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12598 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Russell Keith-Magee 2010-02-26 13:17:43 +00:00
parent 126ca330e2
commit e12b3199d0
10 changed files with 415 additions and 141 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
django/contrib/admin/actions.py
View File

@ -36,15 +36,7 @@ def delete_selected(modeladmin, request, queryset):
# Populate deletable_objects, a data structure of all related objects that
# will also be deleted.
# deletable_objects must be a list if we want to use '|unordered_list' in the template
deletable_objects = []
perms_needed = set()
i = 0
for obj in queryset:
deletable_objects.append([mark_safe(u'%s: <a href="%s/">%s</a>' % (escape(force_unicode(capfirst(opts.verbose_name))), obj.pk, escape(obj))), []])
get_deleted_objects(deletable_objects[i], perms_needed, request.user, obj, opts, 1, modeladmin.admin_site, levels_to_root=2)
i=i+1
deletable_objects, perms_needed = get_deleted_objects(queryset, opts, request.user, modeladmin.admin_site, levels_to_root=2)
# The user has already confirmed the deletion.
# Do the deletion and return a None to display the change list view again.
@ -66,7 +58,7 @@ def delete_selected(modeladmin, request, queryset):
context = {
"title": _("Are you sure?"),
"object_name": force_unicode(opts.verbose_name),
"deletable_objects": deletable_objects,
"deletable_objects": [deletable_objects],
'queryset': queryset,
"perms_lacking": perms_needed,
"opts": opts,

4
django/contrib/admin/options.py
View File

@ -1080,9 +1080,7 @@ class ModelAdmin(BaseModelAdmin):
# Populate deleted_objects, a data structure of all related objects that
# will also be deleted.
deleted_objects = [mark_safe(u'%s: <a href="../../%s/">%s</a>' % (escape(force_unicode(capfirst(opts.verbose_name))), object_id, escape(obj))), []]
perms_needed = set()
get_deleted_objects(deleted_objects, perms_needed, request.user, obj, opts, 1, self.admin_site)
(deleted_objects, perms_needed) = get_deleted_objects((obj,), opts, request.user, self.admin_site)
if request.POST: # The user has already confirmed the deletion.
if perms_needed:

4
django/contrib/admin/templates/admin/delete_selected_confirmation.html
View File

@ -20,8 +20,8 @@
</ul>
{% else %}
<p>{% blocktrans %}Are you sure you want to delete the selected {{ object_name }} objects? All of the following objects and their related items will be deleted:{% endblocktrans %}</p>
{% for deleteable_object in deletable_objects %}
<ul>{{ deleteable_object|unordered_list }}</ul>
{% for deletable_object in deletable_objects %}
<ul>{{ deletable_object|unordered_list }}</ul>
{% endfor %}
<form action="" method="post">{% csrf_token %}
<div>

278
django/contrib/admin/util.py
View File

@ -7,7 +7,7 @@ from django.utils.text import capfirst
from django.utils.encoding import force_unicode, smart_unicode, smart_str
from django.utils.translation import ungettext, ugettext as _
from django.core.urlresolvers import reverse, NoReverseMatch
from django.utils.datastructures import SortedDict
def quote(s):
"""
@ -57,135 +57,179 @@ def flatten_fieldsets(fieldsets):
field_names.append(field)
return field_names
def _nest_help(obj, depth, val):
current = obj
for i in range(depth):
current = current[-1]
current.append(val)
def get_change_view_url(app_label, module_name, pk, admin_site, levels_to_root):
"""
Returns the url to the admin change view for the given app_label,
module_name and primary key.
"""
def _format_callback(obj, user, admin_site, levels_to_root, perms_needed):
has_admin = obj.__class__ in admin_site._registry
opts = obj._meta
try:
return reverse('%sadmin_%s_%s_change' % (admin_site.name, app_label, module_name), None, (pk,))
admin_url = reverse('%s:%s_%s_change'
% (admin_site.name,
opts.app_label,
opts.object_name.lower()),
None, (quote(obj._get_pk_val()),))
except NoReverseMatch:
return '%s%s/%s/%s/' % ('../'*levels_to_root, app_label, module_name, pk)
admin_url = '%s%s/%s/%s/' % ('../'*levels_to_root,
opts.app_label,
opts.object_name.lower(),
quote(obj._get_pk_val()))
if has_admin:
p = '%s.%s' % (opts.app_label,
opts.get_delete_permission())
if not user.has_perm(p):
perms_needed.add(opts.verbose_name)
# Display a link to the admin page.
return mark_safe(u'%s: <a href="%s">%s</a>' %
(escape(capfirst(opts.verbose_name)),
admin_url,
escape(obj)))
else:
# Don't display link to edit, because it either has no
# admin or is edited inline.
return u'%s: %s' % (capfirst(opts.verbose_name),
force_unicode(obj))
def get_deleted_objects(deleted_objects, perms_needed, user, obj, opts, current_depth, admin_site, levels_to_root=4):
def get_deleted_objects(objs, opts, user, admin_site, levels_to_root=4):
"""
Helper function that recursively populates deleted_objects.
Find all objects related to ``objs`` that should also be
deleted. ``objs`` should be an iterable of objects.
`levels_to_root` defines the number of directories (../) to reach the
admin root path. In a change_view this is 4, in a change_list view 2.
Returns a nested list of strings suitable for display in the
template with the ``unordered_list`` filter.
`levels_to_root` defines the number of directories (../) to reach
the admin root path. In a change_view this is 4, in a change_list
view 2.
This is for backwards compatibility since the options.delete_selected
method uses this function also from a change_list view.
This will not be used if we can reverse the URL.
"""
nh = _nest_help # Bind to local variable for performance
if current_depth > 16:
return # Avoid recursing too deep.
opts_seen = []
for related in opts.get_all_related_objects():
has_admin = related.model in admin_site._registry
if related.opts in opts_seen:
continue
opts_seen.append(related.opts)
rel_opts_name = related.get_accessor_name()
if isinstance(related.field.rel, models.OneToOneRel):
try:
sub_obj = getattr(obj, rel_opts_name)
except ObjectDoesNotExist:
pass
else:
if has_admin:
p = '%s.%s' % (related.opts.app_label, related.opts.get_delete_permission())
if not user.has_perm(p):
perms_needed.add(related.opts.verbose_name)
# We don't care about populating deleted_objects now.
continue
if not has_admin:
# Don't display link to edit, because it either has no
# admin or is edited inline.
nh(deleted_objects, current_depth,
[u'%s: %s' % (capfirst(related.opts.verbose_name), force_unicode(sub_obj)), []])
else:
# Display a link to the admin page.
nh(deleted_objects, current_depth, [mark_safe(u'%s: <a href="%s">%s</a>' %
(escape(capfirst(related.opts.verbose_name)),
get_change_view_url(related.opts.app_label,
related.opts.object_name.lower(),
sub_obj._get_pk_val(),
admin_site,
levels_to_root),
escape(sub_obj))), []])
get_deleted_objects(deleted_objects, perms_needed, user, sub_obj, related.opts, current_depth+2, admin_site)
collector = NestedObjects()
for obj in objs:
# TODO using a private model API!
obj._collect_sub_objects(collector)
# TODO This next bit is needed only because GenericRelations are
# cascade-deleted way down in the internals in
# DeleteQuery.delete_batch_related, instead of being found by
# _collect_sub_objects. Refs #12593.
from django.contrib.contenttypes import generic
for f in obj._meta.many_to_many:
if isinstance(f, generic.GenericRelation):
rel_manager = f.value_from_object(obj)
for related in rel_manager.all():
# There's a wierdness here in the case that the
# generic-related object also has FKs pointing to it
# from elsewhere. DeleteQuery does not follow those
# FKs or delete any such objects explicitly (which is
# probably a bug). Some databases may cascade those
# deletes themselves, and some won't. So do we report
# those objects as to-be-deleted? No right answer; for
# now we opt to report only on objects that Django
# will explicitly delete, at risk that some further
# objects will be silently deleted by a
# referential-integrity-maintaining database.
collector.add(related.__class__, related.pk, related,
obj.__class__, obj)
perms_needed = set()
to_delete = collector.nested(_format_callback,
user=user,
admin_site=admin_site,
levels_to_root=levels_to_root,
perms_needed=perms_needed)
return to_delete, perms_needed
class NestedObjects(object):
"""
A directed acyclic graph collection that exposes the add() API
expected by Model._collect_sub_objects and can present its data as
a nested list of objects.
"""
def __init__(self):
# Use object keys of the form (model, pk) because actual model
# objects may not be unique
# maps object key to list of child keys
self.children = SortedDict()
# maps object key to parent key
self.parents = SortedDict()
# maps object key to actual object
self.seen = SortedDict()
def add(self, model, pk, obj,
parent_model=None, parent_obj=None, nullable=False):
"""
Add item ``obj`` to the graph. Returns True (and does nothing)
if the item has been seen already.
The ``parent_obj`` argument must already exist in the graph; if
not, it's ignored (but ``obj`` is still added with no
parent). In any case, Model._collect_sub_objects (for whom
this API exists) will never pass a parent that hasn't already
been added itself.
These restrictions in combination ensure the graph will remain
acyclic (but can have multiple roots).
``model``, ``pk``, and ``parent_model`` arguments are ignored
in favor of the appropriate lookups on ``obj`` and
``parent_obj``; unlike CollectedObjects, we can't maintain
independence from the knowledge that we're operating on model
instances, and we don't want to allow for inconsistency.
``nullable`` arg is ignored: it doesn't affect how the tree of
collected objects should be nested for display.
"""
model, pk = type(obj), obj._get_pk_val()
key = model, pk
if key in self.seen:
return True
self.seen.setdefault(key, obj)
if parent_obj is not None:
parent_model, parent_pk = (type(parent_obj),
parent_obj._get_pk_val())
parent_key = (parent_model, parent_pk)
if parent_key in self.seen:
self.children.setdefault(parent_key, list()).append(key)
self.parents.setdefault(key, parent_key)
def _nested(self, key, format_callback=None, **kwargs):
obj = self.seen[key]
if format_callback:
ret = [format_callback(obj, **kwargs)]
else:
has_related_objs = False
for sub_obj in getattr(obj, rel_opts_name).all():
has_related_objs = True
if not has_admin:
# Don't display link to edit, because it either has no
# admin or is edited inline.
nh(deleted_objects, current_depth,
[u'%s: %s' % (capfirst(related.opts.verbose_name), force_unicode(sub_obj)), []])
else:
# Display a link to the admin page.
nh(deleted_objects, current_depth, [mark_safe(u'%s: <a href="%s">%s</a>' %
(escape(capfirst(related.opts.verbose_name)),
get_change_view_url(related.opts.app_label,
related.opts.object_name.lower(),
sub_obj._get_pk_val(),
admin_site,
levels_to_root),
escape(sub_obj))), []])
get_deleted_objects(deleted_objects, perms_needed, user, sub_obj, related.opts, current_depth+2, admin_site)
# If there were related objects, and the user doesn't have
# permission to delete them, add the missing perm to perms_needed.
if has_admin and has_related_objs:
p = '%s.%s' % (related.opts.app_label, related.opts.get_delete_permission())
if not user.has_perm(p):
perms_needed.add(related.opts.verbose_name)
for related in opts.get_all_related_many_to_many_objects():
has_admin = related.model in admin_site._registry
if related.opts in opts_seen:
continue
opts_seen.append(related.opts)
rel_opts_name = related.get_accessor_name()
has_related_objs = False
ret = [obj]
# related.get_accessor_name() could return None for symmetrical relationships
if rel_opts_name:
rel_objs = getattr(obj, rel_opts_name, None)
if rel_objs:
has_related_objs = True
children = []
for child in self.children.get(key, ()):
children.extend(self._nested(child, format_callback, **kwargs))
if children:
ret.append(children)
return ret
def nested(self, format_callback=None, **kwargs):
"""
Return the graph as a nested list.
Passes **kwargs back to the format_callback as kwargs.
"""
roots = []
for key in self.seen.keys():
if key not in self.parents:
roots.extend(self._nested(key, format_callback, **kwargs))
return roots
if has_related_objs:
for sub_obj in rel_objs.all():
if not has_admin:
# Don't display link to edit, because it either has no
# admin or is edited inline.
nh(deleted_objects, current_depth, [_('One or more %(fieldname)s in %(name)s: %(obj)s') % \
{'fieldname': force_unicode(related.field.verbose_name), 'name': force_unicode(related.opts.verbose_name), 'obj': escape(sub_obj)}, []])
else:
# Display a link to the admin page.
nh(deleted_objects, current_depth, [
mark_safe((_('One or more %(fieldname)s in %(name)s:') % {'fieldname': escape(force_unicode(related.field.verbose_name)), 'name': escape(force_unicode(related.opts.verbose_name))}) + \
(u' <a href="%s">%s</a>' % \
(get_change_view_url(related.opts.app_label,
related.opts.object_name.lower(),
sub_obj._get_pk_val(),
admin_site,
levels_to_root),
escape(sub_obj)))), []])
# If there were related objects, and the user doesn't have
# permission to change them, add the missing perm to perms_needed.
if has_admin and has_related_objs:
p = u'%s.%s' % (related.opts.app_label, related.opts.get_change_permission())
if not user.has_perm(p):
perms_needed.add(related.opts.verbose_name)
def model_format_dict(obj):
"""

7
django/db/models/base.py
View File

@ -549,7 +549,8 @@ class Model(object):
(model_class, {pk_val: obj, pk_val: obj, ...}), ...]
"""
pk_val = self._get_pk_val()
if seen_objs.add(self.__class__, pk_val, self, parent, nullable):
if seen_objs.add(self.__class__, pk_val, self,
type(parent), parent, nullable):
return
for related in self._meta.get_all_related_objects():
@ -560,7 +561,7 @@ class Model(object):
except ObjectDoesNotExist:
pass
else:
sub_obj._collect_sub_objects(seen_objs, self.__class__, related.field.null)
sub_obj._collect_sub_objects(seen_objs, self, related.field.null)
else:
# To make sure we can access all elements, we can't use the
# normal manager on the related object. So we work directly
@ -578,7 +579,7 @@ class Model(object):
continue
delete_qs = rel_descriptor.delete_manager(self).all()
for sub_obj in delete_qs:
sub_obj._collect_sub_objects(seen_objs, self.__class__, related.field.null)
sub_obj._collect_sub_objects(seen_objs, self, related.field.null)
# Handle any ancestors (for the model-inheritance case). We do this by
# traversing to the most remote parent classes -- those with no parents

4
django/db/models/query_utils.py
View File

@ -50,7 +50,7 @@ class CollectedObjects(object):
else:
self.blocked = {}
def add(self, model, pk, obj, parent_model, nullable=False):
def add(self, model, pk, obj, parent_model, parent_obj=None, nullable=False):
"""
Adds an item to the container.
@ -60,6 +60,8 @@ class CollectedObjects(object):
* obj - the object itself.
* parent_model - the model of the parent object that this object was
reached through.
* parent_obj - the parent object this object was reached
through (not used here, but needed in the API for use elsewhere)
* nullable - should be True if this relation is nullable.
Returns True if the item already existed in the structure and

3
tests/regressiontests/admin_util/models.py
View File

@ -17,3 +17,6 @@ class Article(models.Model):
def test_from_model_with_override(self):
return "nothing"
test_from_model_with_override.short_description = "not what you expect"
class Count(models.Model):
num = models.PositiveSmallIntegerField()

57
tests/regressiontests/admin_util/tests.py
View File

@ -2,16 +2,69 @@ from datetime import datetime
import unittest
from django.db import models
from django.utils.formats import localize
from django.test import TestCase
from django.contrib import admin
from django.contrib.admin.util import display_for_field, label_for_field, lookup_field
from django.contrib.admin.views.main import EMPTY_CHANGELIST_VALUE
from django.contrib.sites.models import Site
from django.utils.formats import localize
from django.contrib.admin.util import NestedObjects
from models import Article
from models import Article, Count
class NestedObjectsTests(TestCase):
"""
Tests for ``NestedObject`` utility collection.
"""
def setUp(self):
self.n = NestedObjects()
self.objs = [Count.objects.create(num=i) for i in range(5)]
def _check(self, target):
self.assertEquals(self.n.nested(lambda obj: obj.num), target)
def _add(self, obj, parent=None):
# don't bother providing the extra args that NestedObjects ignores
self.n.add(None, None, obj, None, parent)
def test_unrelated_roots(self):
self._add(self.objs[0])
self._add(self.objs[1])
self._add(self.objs[2], self.objs[1])
self._check([0, 1, [2]])
def test_siblings(self):
self._add(self.objs[0])
self._add(self.objs[1], self.objs[0])
self._add(self.objs[2], self.objs[0])
self._check([0, [1, 2]])
def test_duplicate_instances(self):
self._add(self.objs[0])
self._add(self.objs[1])
dupe = Count.objects.get(num=1)
self._add(dupe, self.objs[0])
self._check([0, 1])
def test_non_added_parent(self):
self._add(self.objs[0], self.objs[1])
self._check([0])
def test_cyclic(self):
self._add(self.objs[0], self.objs[2])
self._add(self.objs[1], self.objs[0])
self._add(self.objs[2], self.objs[1])
self._add(self.objs[0], self.objs[2])
self._check([0, [1, [2]]])
class UtilTests(unittest.TestCase):
def test_values_from_lookup_field(self):

74
tests/regressiontests/admin_views/models.py
View File

@ -10,7 +10,8 @@ from django.core.mail import EmailMessage
from django.db import models
from django import forms
from django.forms.models import BaseModelFormSet
from django.contrib.contenttypes import generic
from django.contrib.contenttypes.models import ContentType
class Section(models.Model):
"""
@ -494,6 +495,71 @@ class GadgetAdmin(admin.ModelAdmin):
def get_changelist(self, request, **kwargs):
return CustomChangeList
class Villain(models.Model):
name = models.CharField(max_length=100)
def __unicode__(self):
return self.name
class SuperVillain(Villain):
pass
class FunkyTag(models.Model):
"Because we all know there's only one real use case for GFKs."
name = models.CharField(max_length=25)
content_type = models.ForeignKey(ContentType)
object_id = models.PositiveIntegerField()
content_object = generic.GenericForeignKey('content_type', 'object_id')
def __unicode__(self):
return self.name
class Plot(models.Model):
name = models.CharField(max_length=100)
team_leader = models.ForeignKey(Villain, related_name='lead_plots')
contact = models.ForeignKey(Villain, related_name='contact_plots')
tags = generic.GenericRelation(FunkyTag)
def __unicode__(self):
return self.name
class PlotDetails(models.Model):
details = models.CharField(max_length=100)
plot = models.OneToOneField(Plot)
def __unicode__(self):
return self.details
class SecretHideout(models.Model):
""" Secret! Not registered with the admin! """
location = models.CharField(max_length=100)
villain = models.ForeignKey(Villain)
def __unicode__(self):
return self.location
class SuperSecretHideout(models.Model):
""" Secret! Not registered with the admin! """
location = models.CharField(max_length=100)
supervillain = models.ForeignKey(SuperVillain)
def __unicode__(self):
return self.location
class CyclicOne(models.Model):
name = models.CharField(max_length=25)
two = models.ForeignKey('CyclicTwo')
def __unicode__(self):
return self.name
class CyclicTwo(models.Model):
name = models.CharField(max_length=25)
one = models.ForeignKey(CyclicOne)
def __unicode__(self):
return self.name
admin.site.register(Article, ArticleAdmin)
admin.site.register(CustomArticle, CustomArticleAdmin)
admin.site.register(Section, save_as=True, inlines=[ArticleInline])
@ -519,6 +585,12 @@ admin.site.register(Collector, CollectorAdmin)
admin.site.register(Category, CategoryAdmin)
admin.site.register(Post, PostAdmin)
admin.site.register(Gadget, GadgetAdmin)
admin.site.register(Villain)
admin.site.register(SuperVillain)
admin.site.register(Plot)
admin.site.register(PlotDetails)
admin.site.register(CyclicOne)
admin.site.register(CyclicTwo)
# We intentionally register Promo and ChapterXtra1 but not Chapter nor ChapterXtra2.
# That way we cover all four cases:

113
tests/regressiontests/admin_views/tests.py
View File

@ -16,13 +16,14 @@ from django.utils import formats
from django.utils.cache import get_max_age
from django.utils.html import escape
from django.utils.translation import get_date_formats
from django.utils.encoding import iri_to_uri
# local test models
from models import Article, BarAccount, CustomArticle, EmptyModel, \
ExternalSubscriber, FooAccount, Gallery, ModelWithStringPrimaryKey, \
Person, Persona, Picture, Podcast, Section, Subscriber, Vodcast, \
Language, Collector, Widget, Grommet, DooHickey, FancyDoodad, Whatsit, \
Category, Post
Category, Post, Plot, FunkyTag
class AdminViewBasicTest(TestCase):
@ -637,6 +638,113 @@ class AdminViewPermissionsTest(TestCase):
response = self.client.get('/test_admin/admin/secure-view/')
self.assertContains(response, 'id="login-form"')
class AdminViewDeletedObjectsTest(TestCase):
fixtures = ['admin-views-users.xml', 'deleted-objects.xml']
def setUp(self):
self.client.login(username='super', password='secret')
def tearDown(self):
self.client.logout()
def test_nesting(self):
"""
Objects should be nested to display the relationships that
cause them to be scheduled for deletion.
"""
pattern = re.compile(r"""<li>Plot: <a href=".+/admin_views/plot/1/">World Domination</a>\s*<ul>\s*<li>Plot details: <a href=".+/admin_views/plotdetails/1/">almost finished</a>""")
response = self.client.get('/test_admin/admin/admin_views/villain/%s/delete/' % quote(1))
self.failUnless(pattern.search(response.content))
def test_cyclic(self):
"""
Cyclic relationships should still cause each object to only be
listed once.
"""
one = """<li>Cyclic one: <a href="/test_admin/admin/admin_views/cyclicone/1/">I am recursive</a>"""
two = """<li>Cyclic two: <a href="/test_admin/admin/admin_views/cyclictwo/1/">I am recursive too</a>"""
response = self.client.get('/test_admin/admin/admin_views/cyclicone/%s/delete/' % quote(1))
self.assertContains(response, one, 1)
self.assertContains(response, two, 1)
def test_perms_needed(self):
self.client.logout()
delete_user = User.objects.get(username='deleteuser')
delete_user.user_permissions.add(get_perm(Plot,
Plot._meta.get_delete_permission()))
self.failUnless(self.client.login(username='deleteuser',
password='secret'))
response = self.client.get('/test_admin/admin/admin_views/plot/%s/delete/' % quote(1))
self.assertContains(response, "your account doesn't have permission to delete the following types of objects")
self.assertContains(response, "<li>plot details</li>")
def test_not_registered(self):
should_contain = """<li>Secret hideout: underground bunker"""
response = self.client.get('/test_admin/admin/admin_views/villain/%s/delete/' % quote(1))
self.assertContains(response, should_contain, 1)
def test_multiple_fkeys_to_same_model(self):
"""
If a deleted object has two relationships from another model,
both of those should be followed in looking for related
objects to delete.
"""
should_contain = """<li>Plot: <a href="/test_admin/admin/admin_views/plot/1/">World Domination</a>"""
response = self.client.get('/test_admin/admin/admin_views/villain/%s/delete/' % quote(1))
self.assertContains(response, should_contain)
response = self.client.get('/test_admin/admin/admin_views/villain/%s/delete/' % quote(2))
self.assertContains(response, should_contain)
def test_multiple_fkeys_to_same_instance(self):
"""
If a deleted object has two relationships pointing to it from
another object, the other object should still only be listed
once.
"""
should_contain = """<li>Plot: <a href="/test_admin/admin/admin_views/plot/2/">World Peace</a></li>"""
response = self.client.get('/test_admin/admin/admin_views/villain/%s/delete/' % quote(2))
self.assertContains(response, should_contain, 1)
def test_inheritance(self):
"""
In the case of an inherited model, if either the child or
parent-model instance is deleted, both instances are listed
for deletion, as well as any relationships they have.
"""
should_contain = [
"""<li>Villain: <a href="/test_admin/admin/admin_views/villain/3/">Bob</a>""",
"""<li>Super villain: <a href="/test_admin/admin/admin_views/supervillain/3/">Bob</a>""",
"""<li>Secret hideout: floating castle""",
"""<li>Super secret hideout: super floating castle!"""
]
response = self.client.get('/test_admin/admin/admin_views/villain/%s/delete/' % quote(3))
for should in should_contain:
self.assertContains(response, should, 1)
response = self.client.get('/test_admin/admin/admin_views/supervillain/%s/delete/' % quote(3))
for should in should_contain:
self.assertContains(response, should, 1)
def test_generic_relations(self):
"""
If a deleted object has GenericForeignKeys pointing to it,
those objects should be listed for deletion.
"""
plot = Plot.objects.get(pk=3)
tag = FunkyTag.objects.create(content_object=plot, name='hott')
should_contain = """<li>Funky tag: hott"""
response = self.client.get('/test_admin/admin/admin_views/plot/%s/delete/' % quote(3))
self.assertContains(response, should_contain)
class AdminViewStringPrimaryKeyTest(TestCase):
fixtures = ['admin-views-users.xml', 'string-primary-key.xml']
@ -699,7 +807,8 @@ class AdminViewStringPrimaryKeyTest(TestCase):
def test_deleteconfirmation_link(self):
"The link from the delete confirmation page referring back to the changeform of the object should be quoted"
response = self.client.get('/test_admin/admin/admin_views/modelwithstringprimarykey/%s/delete/' % quote(self.pk))
should_contain = """<a href="../../%s/">%s</a>""" % (quote(self.pk), escape(self.pk))
# this URL now comes through reverse(), thus iri_to_uri encoding
should_contain = """/%s/">%s</a>""" % (iri_to_uri(quote(self.pk)), escape(self.pk))
self.assertContains(response, should_contain)
def test_url_conflicts_with_add(self):