158 lines
4.6 KiB
Python
158 lines
4.6 KiB
Python
"""
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Tests of ModelAdmin validation logic.
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"""
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from django.db import models
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class Album(models.Model):
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title = models.CharField(max_length=150)
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class Song(models.Model):
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title = models.CharField(max_length=150)
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album = models.ForeignKey(Album)
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class Meta:
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ordering = ('title',)
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def __unicode__(self):
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return self.title
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class TwoAlbumFKAndAnE(models.Model):
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album1 = models.ForeignKey(Album, related_name="album1_set")
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album2 = models.ForeignKey(Album, related_name="album2_set")
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e = models.CharField(max_length=1)
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class Author(models.Model):
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name = models.CharField(max_length=100)
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class Book(models.Model):
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name = models.CharField(max_length=100)
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subtitle = models.CharField(max_length=100)
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price = models.FloatField()
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authors = models.ManyToManyField(Author, through='AuthorsBooks')
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class AuthorsBooks(models.Model):
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author = models.ForeignKey(Author)
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book = models.ForeignKey(Book)
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__test__ = {'API_TESTS':"""
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>>> from django import forms
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>>> from django.contrib import admin
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>>> from django.contrib.admin.validation import validate, validate_inline
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# Regression test for #8027: custom ModelForms with fields/fieldsets
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>>> class SongForm(forms.ModelForm):
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... pass
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>>> class ValidFields(admin.ModelAdmin):
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... form = SongForm
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... fields = ['title']
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>>> class InvalidFields(admin.ModelAdmin):
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... form = SongForm
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... fields = ['spam']
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>>> validate(ValidFields, Song)
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>>> validate(InvalidFields, Song)
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Traceback (most recent call last):
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...
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ImproperlyConfigured: 'InvalidFields.fields' refers to field 'spam' that is missing from the form.
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# Regression test for #9932 - exclude in InlineModelAdmin
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# should not contain the ForeignKey field used in ModelAdmin.model
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>>> class SongInline(admin.StackedInline):
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... model = Song
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... exclude = ['album']
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>>> class AlbumAdmin(admin.ModelAdmin):
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... model = Album
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... inlines = [SongInline]
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>>> validate(AlbumAdmin, Album)
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Traceback (most recent call last):
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...
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ImproperlyConfigured: SongInline cannot exclude the field 'album' - this is the foreign key to the parent model Album.
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# Regression test for #11709 - when testing for fk excluding (when exclude is
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# given) make sure fk_name is honored or things blow up when there is more
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# than one fk to the parent model.
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>>> class TwoAlbumFKAndAnEInline(admin.TabularInline):
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... model = TwoAlbumFKAndAnE
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... exclude = ("e",)
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... fk_name = "album1"
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>>> validate_inline(TwoAlbumFKAndAnEInline, None, Album)
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# Ensure inlines validate that they can be used correctly.
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>>> class TwoAlbumFKAndAnEInline(admin.TabularInline):
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... model = TwoAlbumFKAndAnE
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>>> validate_inline(TwoAlbumFKAndAnEInline, None, Album)
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Traceback (most recent call last):
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...
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Exception: <class 'regressiontests.admin_validation.models.TwoAlbumFKAndAnE'> has more than 1 ForeignKey to <class 'regressiontests.admin_validation.models.Album'>
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>>> class TwoAlbumFKAndAnEInline(admin.TabularInline):
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... model = TwoAlbumFKAndAnE
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... fk_name = "album1"
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>>> validate_inline(TwoAlbumFKAndAnEInline, None, Album)
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# Regression test for #12203/#12237 - Fail more gracefully when a M2M field that
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# specifies the 'through' option is included in the 'fields' or the 'fieldsets'
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# ModelAdmin options.
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>>> class BookAdmin(admin.ModelAdmin):
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... fields = ['authors']
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>>> validate(BookAdmin, Book)
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Traceback (most recent call last):
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...
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ImproperlyConfigured: 'BookAdmin.fields' can't include the ManyToManyField field 'authors' because 'authors' manually specifies a 'through' model.
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>>> class FieldsetBookAdmin(admin.ModelAdmin):
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... fieldsets = (
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... ('Header 1', {'fields': ('name',)}),
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... ('Header 2', {'fields': ('authors',)}),
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... )
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>>> validate(FieldsetBookAdmin, Book)
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Traceback (most recent call last):
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...
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ImproperlyConfigured: 'FieldsetBookAdmin.fieldsets[1][1]['fields']' can't include the ManyToManyField field 'authors' because 'authors' manually specifies a 'through' model.
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>>> class NestedFieldsetAdmin(admin.ModelAdmin):
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... fieldsets = (
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... ('Main', {'fields': ('price', ('name', 'subtitle'))}),
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... )
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>>> validate(NestedFieldsetAdmin, Book)
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# Regression test for #12209 -- If the explicitly provided through model
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# is specified as a string, the admin should still be able use
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# Model.m2m_field.through
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>>> class AuthorsInline(admin.TabularInline):
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... model = Book.authors.through
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>>> class BookAdmin(admin.ModelAdmin):
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... inlines = [AuthorsInline]
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# If the through model is still a string (and hasn't been resolved to a model)
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# the validation will fail.
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>>> validate(BookAdmin, Book)
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"""}
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