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django/tests/regressiontests/admin_validation/tests.py

254 lines
8.8 KiB
Python

from django.contrib import admin
from django import forms
from django.contrib.admin.validation import validate, validate_inline, \
ImproperlyConfigured
from django.test import TestCase
from models import Song, Book, Album, TwoAlbumFKAndAnE, State, City
class SongForm(forms.ModelForm):
pass
class ValidFields(admin.ModelAdmin):
form = SongForm
fields = ['title']
class InvalidFields(admin.ModelAdmin):
form = SongForm
fields = ['spam']
class ValidationTestCase(TestCase):
def assertRaisesMessage(self, exc, msg, func, *args, **kwargs):
try:
func(*args, **kwargs)
except Exception, e:
self.assertEqual(msg, str(e))
self.assertTrue(isinstance(e, exc), "Expected %s, got %s" % (exc, type(e)))
def test_readonly_and_editable(self):
class SongAdmin(admin.ModelAdmin):
readonly_fields = ["original_release"]
fieldsets = [
(None, {
"fields": ["title", "original_release"],
}),
]
validate(SongAdmin, Song)
def test_custom_modelforms_with_fields_fieldsets(self):
"""
# Regression test for #8027: custom ModelForms with fields/fieldsets
"""
validate(ValidFields, Song)
self.assertRaisesMessage(ImproperlyConfigured,
"'InvalidFields.fields' refers to field 'spam' that is missing from the form.",
validate,
InvalidFields, Song)
def test_exclude_values(self):
"""
Tests for basic validation of 'exclude' option values (#12689)
"""
class ExcludedFields1(admin.ModelAdmin):
exclude = ('foo')
self.assertRaisesMessage(ImproperlyConfigured,
"'ExcludedFields1.exclude' must be a list or tuple.",
validate,
ExcludedFields1, Book)
def test_exclude_duplicate_values(self):
class ExcludedFields2(admin.ModelAdmin):
exclude = ('name', 'name')
self.assertRaisesMessage(ImproperlyConfigured,
"There are duplicate field(s) in ExcludedFields2.exclude",
validate,
ExcludedFields2, Book)
def test_exclude_in_inline(self):
class ExcludedFieldsInline(admin.TabularInline):
model = Song
exclude = ('foo')
class ExcludedFieldsAlbumAdmin(admin.ModelAdmin):
model = Album
inlines = [ExcludedFieldsInline]
self.assertRaisesMessage(ImproperlyConfigured,
"'ExcludedFieldsInline.exclude' must be a list or tuple.",
validate,
ExcludedFieldsAlbumAdmin, Album)
def test_exclude_inline_model_admin(self):
"""
# Regression test for #9932 - exclude in InlineModelAdmin
# should not contain the ForeignKey field used in ModelAdmin.model
"""
class SongInline(admin.StackedInline):
model = Song
exclude = ['album']
class AlbumAdmin(admin.ModelAdmin):
model = Album
inlines = [SongInline]
self.assertRaisesMessage(ImproperlyConfigured,
"SongInline cannot exclude the field 'album' - this is the foreign key to the parent model Album.",
validate,
AlbumAdmin, Album)
def test_fk_exclusion(self):
"""
Regression test for #11709 - when testing for fk excluding (when exclude is
given) make sure fk_name is honored or things blow up when there is more
than one fk to the parent model.
"""
class TwoAlbumFKAndAnEInline(admin.TabularInline):
model = TwoAlbumFKAndAnE
exclude = ("e",)
fk_name = "album1"
validate_inline(TwoAlbumFKAndAnEInline, None, Album)
def test_inline_self_validation(self):
class TwoAlbumFKAndAnEInline(admin.TabularInline):
model = TwoAlbumFKAndAnE
self.assertRaisesMessage(Exception,
"<class 'regressiontests.admin_validation.models.TwoAlbumFKAndAnE'> has more than 1 ForeignKey to <class 'regressiontests.admin_validation.models.Album'>",
validate_inline,
TwoAlbumFKAndAnEInline, None, Album)
def test_inline_with_specified(self):
class TwoAlbumFKAndAnEInline(admin.TabularInline):
model = TwoAlbumFKAndAnE
fk_name = "album1"
validate_inline(TwoAlbumFKAndAnEInline, None, Album)
def test_readonly(self):
class SongAdmin(admin.ModelAdmin):
readonly_fields = ("title",)
validate(SongAdmin, Song)
def test_readonly_on_method(self):
def my_function(obj):
pass
class SongAdmin(admin.ModelAdmin):
readonly_fields = (my_function,)
validate(SongAdmin, Song)
def test_readonly_on_modeladmin(self):
class SongAdmin(admin.ModelAdmin):
readonly_fields = ("readonly_method_on_modeladmin",)
def readonly_method_on_modeladmin(self, obj):
pass
validate(SongAdmin, Song)
def test_readonly_method_on_model(self):
class SongAdmin(admin.ModelAdmin):
readonly_fields = ("readonly_method_on_model",)
validate(SongAdmin, Song)
def test_nonexistant_field(self):
class SongAdmin(admin.ModelAdmin):
readonly_fields = ("title", "nonexistant")
self.assertRaisesMessage(ImproperlyConfigured,
"SongAdmin.readonly_fields[1], 'nonexistant' is not a callable or an attribute of 'SongAdmin' or found in the model 'Song'.",
validate,
SongAdmin, Song)
def test_nonexistant_field_on_inline(self):
class CityInline(admin.TabularInline):
model = City
readonly_fields=['i_dont_exist'] # Missing attribute
self.assertRaisesMessage(ImproperlyConfigured,
"CityInline.readonly_fields[0], 'i_dont_exist' is not a callable or an attribute of 'CityInline' or found in the model 'City'.",
validate_inline,
CityInline, None, State)
def test_extra(self):
class SongAdmin(admin.ModelAdmin):
def awesome_song(self, instance):
if instance.title == "Born to Run":
return "Best Ever!"
return "Status unknown."
validate(SongAdmin, Song)
def test_readonly_lambda(self):
class SongAdmin(admin.ModelAdmin):
readonly_fields = (lambda obj: "test",)
validate(SongAdmin, Song)
def test_graceful_m2m_fail(self):
"""
Regression test for #12203/#12237 - Fail more gracefully when a M2M field that
specifies the 'through' option is included in the 'fields' or the 'fieldsets'
ModelAdmin options.
"""
class BookAdmin(admin.ModelAdmin):
fields = ['authors']
self.assertRaisesMessage(ImproperlyConfigured,
"'BookAdmin.fields' can't include the ManyToManyField field 'authors' because 'authors' manually specifies a 'through' model.",
validate,
BookAdmin, Book)
def test_cannon_include_through(self):
class FieldsetBookAdmin(admin.ModelAdmin):
fieldsets = (
('Header 1', {'fields': ('name',)}),
('Header 2', {'fields': ('authors',)}),
)
self.assertRaisesMessage(ImproperlyConfigured,
"'FieldsetBookAdmin.fieldsets[1][1]['fields']' can't include the ManyToManyField field 'authors' because 'authors' manually specifies a 'through' model.",
validate,
FieldsetBookAdmin, Book)
def test_nested_fieldsets(self):
class NestedFieldsetAdmin(admin.ModelAdmin):
fieldsets = (
('Main', {'fields': ('price', ('name', 'subtitle'))}),
)
validate(NestedFieldsetAdmin, Book)
def test_explicit_through_override(self):
"""
Regression test for #12209 -- If the explicitly provided through model
is specified as a string, the admin should still be able use
Model.m2m_field.through
"""
class AuthorsInline(admin.TabularInline):
model = Book.authors.through
class BookAdmin(admin.ModelAdmin):
inlines = [AuthorsInline]
# If the through model is still a string (and hasn't been resolved to a model)
# the validation will fail.
validate(BookAdmin, Book)
def test_non_model_fields(self):
"""
Regression for ensuring ModelAdmin.fields can contain non-model fields
that broke with r11737
"""
class SongForm(forms.ModelForm):
extra_data = forms.CharField()
class Meta:
model = Song
class FieldsOnFormOnlyAdmin(admin.ModelAdmin):
form = SongForm
fields = ['title', 'extra_data']
validate(FieldsOnFormOnlyAdmin, Song)