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			1535 lines
		
	
	
		
			65 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			1535 lines
		
	
	
		
			65 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| from __future__ import absolute_import, unicode_literals
 | |
| 
 | |
| import datetime
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| import os
 | |
| from decimal import Decimal
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| 
 | |
| from django import forms
 | |
| from django.core.files.uploadedfile import SimpleUploadedFile
 | |
| from django.core.validators import ValidationError
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| from django.db import connection
 | |
| from django.db.models.query import EmptyQuerySet
 | |
| from django.forms.models import model_to_dict
 | |
| from django.utils._os import upath
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| from django.utils.unittest import skipUnless
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| from django.test import TestCase
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| from django.utils import six
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| 
 | |
| from .models import (Article, ArticleStatus, BetterWriter, BigInt, Book,
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|     Category, CommaSeparatedInteger, CustomFieldForExclusionModel, DerivedBook,
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|     DerivedPost, ExplicitPK, FlexibleDatePost, ImprovedArticle,
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|     ImprovedArticleWithParentLink, Inventory, Post, Price,
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|     Product, TextFile, Writer, WriterProfile, Colour, ColourfulItem,
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|     test_images)
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| 
 | |
| if test_images:
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|     from .models import ImageFile, OptionalImageFile
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|     class ImageFileForm(forms.ModelForm):
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|         class Meta:
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|             model = ImageFile
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| 
 | |
|     class OptionalImageFileForm(forms.ModelForm):
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|         class Meta:
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|             model = OptionalImageFile
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| 
 | |
| class ProductForm(forms.ModelForm):
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|     class Meta:
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|         model = Product
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| 
 | |
| 
 | |
| class PriceForm(forms.ModelForm):
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|     class Meta:
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|         model = Price
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| 
 | |
| 
 | |
| class BookForm(forms.ModelForm):
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|     class Meta:
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|        model = Book
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| 
 | |
| 
 | |
| class DerivedBookForm(forms.ModelForm):
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|     class Meta:
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|         model = DerivedBook
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| 
 | |
| 
 | |
| class ExplicitPKForm(forms.ModelForm):
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|     class Meta:
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|         model = ExplicitPK
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|         fields = ('key', 'desc',)
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| 
 | |
| 
 | |
| class PostForm(forms.ModelForm):
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|     class Meta:
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|         model = Post
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| 
 | |
| 
 | |
| class DerivedPostForm(forms.ModelForm):
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|     class Meta:
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|         model = DerivedPost
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| 
 | |
| 
 | |
| class CustomWriterForm(forms.ModelForm):
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|    name = forms.CharField(required=False)
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| 
 | |
|    class Meta:
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|        model = Writer
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| 
 | |
| 
 | |
| class FlexDatePostForm(forms.ModelForm):
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|     class Meta:
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|         model = FlexibleDatePost
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| 
 | |
| 
 | |
| class BaseCategoryForm(forms.ModelForm):
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|     class Meta:
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|         model = Category
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| 
 | |
| 
 | |
| class ArticleForm(forms.ModelForm):
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|     class Meta:
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|         model = Article
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| 
 | |
| 
 | |
| class ArticleForm(forms.ModelForm):
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|     class Meta:
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|         model = Article
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| 
 | |
| class PartialArticleForm(forms.ModelForm):
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|     class Meta:
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|         model = Article
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|         fields = ('headline','pub_date')
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| 
 | |
| class RoykoForm(forms.ModelForm):
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|     class Meta:
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|         model = Writer
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| 
 | |
| class TestArticleForm(forms.ModelForm):
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|     class Meta:
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|         model = Article
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| 
 | |
| class PartialArticleFormWithSlug(forms.ModelForm):
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|     class Meta:
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|         model = Article
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|         fields=('headline', 'slug', 'pub_date')
 | |
| 
 | |
| class ArticleStatusForm(forms.ModelForm):
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|     class Meta:
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|         model = ArticleStatus
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| 
 | |
| class InventoryForm(forms.ModelForm):
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|     class Meta:
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|         model = Inventory
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| 
 | |
| class SelectInventoryForm(forms.Form):
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|     items = forms.ModelMultipleChoiceField(Inventory.objects.all(), to_field_name='barcode')
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| 
 | |
| class CustomFieldForExclusionForm(forms.ModelForm):
 | |
|     class Meta:
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|         model = CustomFieldForExclusionModel
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|         fields = ['name', 'markup']
 | |
| 
 | |
| class ShortCategory(forms.ModelForm):
 | |
|     name = forms.CharField(max_length=5)
 | |
|     slug = forms.CharField(max_length=5)
 | |
|     url = forms.CharField(max_length=3)
 | |
| 
 | |
| class ImprovedArticleForm(forms.ModelForm):
 | |
|     class Meta:
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|         model = ImprovedArticle
 | |
| 
 | |
| class ImprovedArticleWithParentLinkForm(forms.ModelForm):
 | |
|     class Meta:
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|         model = ImprovedArticleWithParentLink
 | |
| 
 | |
| class BetterWriterForm(forms.ModelForm):
 | |
|     class Meta:
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|         model = BetterWriter
 | |
| 
 | |
| class WriterProfileForm(forms.ModelForm):
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|     class Meta:
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|         model = WriterProfile
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| 
 | |
| class TextFileForm(forms.ModelForm):
 | |
|     class Meta:
 | |
|         model = TextFile
 | |
| 
 | |
| class BigIntForm(forms.ModelForm):
 | |
|     class Meta:
 | |
|         model = BigInt
 | |
| 
 | |
| class ModelFormWithMedia(forms.ModelForm):
 | |
|     class Media:
 | |
|         js = ('/some/form/javascript',)
 | |
|         css = {
 | |
|             'all': ('/some/form/css',)
 | |
|         }
 | |
|     class Meta:
 | |
|         model = TextFile
 | |
| 
 | |
| class CommaSeparatedIntegerForm(forms.ModelForm):
 | |
|    class Meta:
 | |
|        model = CommaSeparatedInteger
 | |
| 
 | |
| class PriceFormWithoutQuantity(forms.ModelForm):
 | |
|     class Meta:
 | |
|         model = Price
 | |
|         exclude = ('quantity',)
 | |
| 
 | |
| class ColourfulItemForm(forms.ModelForm):
 | |
|     class Meta:
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|         model = ColourfulItem
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| 
 | |
| 
 | |
| class ModelFormBaseTest(TestCase):
 | |
|     def test_base_form(self):
 | |
|         self.assertEqual(list(BaseCategoryForm.base_fields),
 | |
|                          ['name', 'slug', 'url'])
 | |
| 
 | |
|     def test_extra_fields(self):
 | |
|         class ExtraFields(BaseCategoryForm):
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|             some_extra_field = forms.BooleanField()
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| 
 | |
|         self.assertEqual(list(ExtraFields.base_fields),
 | |
|                          ['name', 'slug', 'url', 'some_extra_field'])
 | |
| 
 | |
|     def test_replace_field(self):
 | |
|         class ReplaceField(forms.ModelForm):
 | |
|             url = forms.BooleanField()
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| 
 | |
|             class Meta:
 | |
|                 model = Category
 | |
| 
 | |
|         self.assertTrue(isinstance(ReplaceField.base_fields['url'],
 | |
|                                      forms.fields.BooleanField))
 | |
| 
 | |
|     def test_override_field(self):
 | |
|         class WriterForm(forms.ModelForm):
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|             book = forms.CharField(required=False)
 | |
| 
 | |
|             class Meta:
 | |
|                 model = Writer
 | |
| 
 | |
|         wf = WriterForm({'name': 'Richard Lockridge'})
 | |
|         self.assertTrue(wf.is_valid())
 | |
| 
 | |
|     def test_limit_fields(self):
 | |
|         class LimitFields(forms.ModelForm):
 | |
|             class Meta:
 | |
|                 model = Category
 | |
|                 fields = ['url']
 | |
| 
 | |
|         self.assertEqual(list(LimitFields.base_fields),
 | |
|                          ['url'])
 | |
| 
 | |
|     def test_exclude_fields(self):
 | |
|         class ExcludeFields(forms.ModelForm):
 | |
|             class Meta:
 | |
|                 model = Category
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|                 exclude = ['url']
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| 
 | |
|         self.assertEqual(list(ExcludeFields.base_fields),
 | |
|                          ['name', 'slug'])
 | |
| 
 | |
|     def test_confused_form(self):
 | |
|         class ConfusedForm(forms.ModelForm):
 | |
|             """ Using 'fields' *and* 'exclude'. Not sure why you'd want to do
 | |
|             this, but uh, "be liberal in what you accept" and all.
 | |
|             """
 | |
|             class Meta:
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|                 model = Category
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|                 fields = ['name', 'url']
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|                 exclude = ['url']
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| 
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|         self.assertEqual(list(ConfusedForm.base_fields),
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|                          ['name'])
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| 
 | |
|     def test_mixmodel_form(self):
 | |
|         class MixModelForm(BaseCategoryForm):
 | |
|             """ Don't allow more than one 'model' definition in the
 | |
|             inheritance hierarchy.  Technically, it would generate a valid
 | |
|             form, but the fact that the resulting save method won't deal with
 | |
|             multiple objects is likely to trip up people not familiar with the
 | |
|             mechanics.
 | |
|             """
 | |
|             class Meta:
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|                 model = Article
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|             # MixModelForm is now an Article-related thing, because MixModelForm.Meta
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|             # overrides BaseCategoryForm.Meta.
 | |
| 
 | |
|         self.assertEqual(
 | |
|             list(MixModelForm.base_fields),
 | |
|             ['headline', 'slug', 'pub_date', 'writer', 'article', 'categories', 'status']
 | |
|         )
 | |
| 
 | |
|     def test_article_form(self):
 | |
|         self.assertEqual(
 | |
|             list(ArticleForm.base_fields),
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|             ['headline', 'slug', 'pub_date', 'writer', 'article', 'categories', 'status']
 | |
|         )
 | |
| 
 | |
|     def test_bad_form(self):
 | |
|         #First class with a Meta class wins...
 | |
|         class BadForm(ArticleForm, BaseCategoryForm):
 | |
|             pass
 | |
| 
 | |
|         self.assertEqual(
 | |
|             list(BadForm.base_fields),
 | |
|             ['headline', 'slug', 'pub_date', 'writer', 'article', 'categories', 'status']
 | |
|         )
 | |
| 
 | |
|     def test_subcategory_form(self):
 | |
|         class SubCategoryForm(BaseCategoryForm):
 | |
|             """ Subclassing without specifying a Meta on the class will use
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|             the parent's Meta (or the first parent in the MRO if there are
 | |
|             multiple parent classes).
 | |
|             """
 | |
|             pass
 | |
| 
 | |
|         self.assertEqual(list(SubCategoryForm.base_fields),
 | |
|                          ['name', 'slug', 'url'])
 | |
| 
 | |
|     def test_subclassmeta_form(self):
 | |
|         class SomeCategoryForm(forms.ModelForm):
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|              checkbox = forms.BooleanField()
 | |
| 
 | |
|              class Meta:
 | |
|                  model = Category
 | |
| 
 | |
|         class SubclassMeta(SomeCategoryForm):
 | |
|             """ We can also subclass the Meta inner class to change the fields
 | |
|             list.
 | |
|             """
 | |
|             class Meta(SomeCategoryForm.Meta):
 | |
|                 exclude = ['url']
 | |
| 
 | |
|         self.assertHTMLEqual(
 | |
|             str(SubclassMeta()),
 | |
|             """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" maxlength="20" /></td></tr>
 | |
| <tr><th><label for="id_slug">Slug:</label></th><td><input id="id_slug" type="text" name="slug" maxlength="20" /></td></tr>
 | |
| <tr><th><label for="id_checkbox">Checkbox:</label></th><td><input type="checkbox" name="checkbox" id="id_checkbox" /></td></tr>"""
 | |
|             )
 | |
| 
 | |
|     def test_orderfields_form(self):
 | |
|         class OrderFields(forms.ModelForm):
 | |
|             class Meta:
 | |
|                 model = Category
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|                 fields = ['url', 'name']
 | |
| 
 | |
|         self.assertEqual(list(OrderFields.base_fields),
 | |
|                          ['url', 'name'])
 | |
|         self.assertHTMLEqual(
 | |
|             str(OrderFields()),
 | |
|             """<tr><th><label for="id_url">The URL:</label></th><td><input id="id_url" type="text" name="url" maxlength="40" /></td></tr>
 | |
| <tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" maxlength="20" /></td></tr>"""
 | |
|             )
 | |
| 
 | |
|     def test_orderfields2_form(self):
 | |
|         class OrderFields2(forms.ModelForm):
 | |
|             class Meta:
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|                 model = Category
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|                 fields = ['slug', 'url', 'name']
 | |
|                 exclude = ['url']
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| 
 | |
|         self.assertEqual(list(OrderFields2.base_fields),
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|                          ['slug', 'name'])
 | |
| 
 | |
| 
 | |
| class TestWidgetForm(forms.ModelForm):
 | |
|     class Meta:
 | |
|         model = Category
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|         fields = ['name', 'url', 'slug']
 | |
|         widgets = {
 | |
|             'name': forms.Textarea,
 | |
|             'url': forms.TextInput(attrs={'class': 'url'})
 | |
|         }
 | |
| 
 | |
| 
 | |
| 
 | |
| class TestWidgets(TestCase):
 | |
|     def test_base_widgets(self):
 | |
|         frm = TestWidgetForm()
 | |
|         self.assertHTMLEqual(
 | |
|             str(frm['name']),
 | |
|             '<textarea id="id_name" rows="10" cols="40" name="name"></textarea>'
 | |
|         )
 | |
|         self.assertHTMLEqual(
 | |
|             str(frm['url']),
 | |
|             '<input id="id_url" type="text" class="url" name="url" maxlength="40" />'
 | |
|         )
 | |
|         self.assertHTMLEqual(
 | |
|             str(frm['slug']),
 | |
|             '<input id="id_slug" type="text" name="slug" maxlength="20" />'
 | |
|         )
 | |
| 
 | |
| 
 | |
| class IncompleteCategoryFormWithFields(forms.ModelForm):
 | |
|     """
 | |
|     A form that replaces the model's url field with a custom one. This should
 | |
|     prevent the model field's validation from being called.
 | |
|     """
 | |
|     url = forms.CharField(required=False)
 | |
| 
 | |
|     class Meta:
 | |
|         fields = ('name', 'slug')
 | |
|         model = Category
 | |
| 
 | |
| class IncompleteCategoryFormWithExclude(forms.ModelForm):
 | |
|     """
 | |
|     A form that replaces the model's url field with a custom one. This should
 | |
|     prevent the model field's validation from being called.
 | |
|     """
 | |
|     url = forms.CharField(required=False)
 | |
| 
 | |
|     class Meta:
 | |
|         exclude = ['url']
 | |
|         model = Category
 | |
| 
 | |
| 
 | |
| class ValidationTest(TestCase):
 | |
|     def test_validates_with_replaced_field_not_specified(self):
 | |
|         form = IncompleteCategoryFormWithFields(data={'name': 'some name', 'slug': 'some-slug'})
 | |
|         assert form.is_valid()
 | |
| 
 | |
|     def test_validates_with_replaced_field_excluded(self):
 | |
|         form = IncompleteCategoryFormWithExclude(data={'name': 'some name', 'slug': 'some-slug'})
 | |
|         assert form.is_valid()
 | |
| 
 | |
|     def test_notrequired_overrides_notblank(self):
 | |
|         form = CustomWriterForm({})
 | |
|         assert form.is_valid()
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
| # unique/unique_together validation
 | |
| class UniqueTest(TestCase):
 | |
|     def setUp(self):
 | |
|         self.writer = Writer.objects.create(name='Mike Royko')
 | |
| 
 | |
|     def test_simple_unique(self):
 | |
|         form = ProductForm({'slug': 'teddy-bear-blue'})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         obj = form.save()
 | |
|         form = ProductForm({'slug': 'teddy-bear-blue'})
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['slug'], ['Product with this Slug already exists.'])
 | |
|         form = ProductForm({'slug': 'teddy-bear-blue'}, instance=obj)
 | |
|         self.assertTrue(form.is_valid())
 | |
| 
 | |
|     def test_unique_together(self):
 | |
|         """ModelForm test of unique_together constraint"""
 | |
|         form = PriceForm({'price': '6.00', 'quantity': '1'})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form.save()
 | |
|         form = PriceForm({'price': '6.00', 'quantity': '1'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['__all__'], ['Price with this Price and Quantity already exists.'])
 | |
| 
 | |
|     def test_unique_null(self):
 | |
|         title = 'I May Be Wrong But I Doubt It'
 | |
|         form = BookForm({'title': title, 'author': self.writer.pk})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form.save()
 | |
|         form = BookForm({'title': title, 'author': self.writer.pk})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['__all__'], ['Book with this Title and Author already exists.'])
 | |
|         form = BookForm({'title': title})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form.save()
 | |
|         form = BookForm({'title': title})
 | |
|         self.assertTrue(form.is_valid())
 | |
| 
 | |
|     def test_inherited_unique(self):
 | |
|         title = 'Boss'
 | |
|         Book.objects.create(title=title, author=self.writer, special_id=1)
 | |
|         form = DerivedBookForm({'title': 'Other', 'author': self.writer.pk, 'special_id': '1', 'isbn': '12345'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['special_id'], ['Book with this Special id already exists.'])
 | |
| 
 | |
|     def test_inherited_unique_together(self):
 | |
|         title = 'Boss'
 | |
|         form = BookForm({'title': title, 'author': self.writer.pk})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form.save()
 | |
|         form = DerivedBookForm({'title': title, 'author': self.writer.pk, 'isbn': '12345'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['__all__'], ['Book with this Title and Author already exists.'])
 | |
| 
 | |
|     def test_abstract_inherited_unique(self):
 | |
|         title = 'Boss'
 | |
|         isbn = '12345'
 | |
|         dbook = DerivedBook.objects.create(title=title, author=self.writer, isbn=isbn)
 | |
|         form = DerivedBookForm({'title': 'Other', 'author': self.writer.pk, 'isbn': isbn})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['isbn'], ['Derived book with this Isbn already exists.'])
 | |
| 
 | |
|     def test_abstract_inherited_unique_together(self):
 | |
|         title = 'Boss'
 | |
|         isbn = '12345'
 | |
|         dbook = DerivedBook.objects.create(title=title, author=self.writer, isbn=isbn)
 | |
|         form = DerivedBookForm({
 | |
|                     'title': 'Other',
 | |
|                     'author': self.writer.pk,
 | |
|                     'isbn': '9876',
 | |
|                     'suffix1': '0',
 | |
|                     'suffix2': '0'
 | |
|                 })
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['__all__'],
 | |
|                          ['Derived book with this Suffix1 and Suffix2 already exists.'])
 | |
| 
 | |
|     def test_explicitpk_unspecified(self):
 | |
|         """Test for primary_key being in the form and failing validation."""
 | |
|         form = ExplicitPKForm({'key': '', 'desc': '' })
 | |
|         self.assertFalse(form.is_valid())
 | |
| 
 | |
|     def test_explicitpk_unique(self):
 | |
|         """Ensure keys and blank character strings are tested for uniqueness."""
 | |
|         form = ExplicitPKForm({'key': 'key1', 'desc': ''})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form.save()
 | |
|         form = ExplicitPKForm({'key': 'key1', 'desc': ''})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 3)
 | |
|         self.assertEqual(form.errors['__all__'], ['Explicit pk with this Key and Desc already exists.'])
 | |
|         self.assertEqual(form.errors['desc'], ['Explicit pk with this Desc already exists.'])
 | |
|         self.assertEqual(form.errors['key'], ['Explicit pk with this Key already exists.'])
 | |
| 
 | |
|     def test_unique_for_date(self):
 | |
|         p = Post.objects.create(title="Django 1.0 is released",
 | |
|             slug="Django 1.0", subtitle="Finally", posted=datetime.date(2008, 9, 3))
 | |
|         form = PostForm({'title': "Django 1.0 is released", 'posted': '2008-09-03'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['title'], ['Title must be unique for Posted date.'])
 | |
|         form = PostForm({'title': "Work on Django 1.1 begins", 'posted': '2008-09-03'})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form = PostForm({'title': "Django 1.0 is released", 'posted': '2008-09-04'})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form = PostForm({'slug': "Django 1.0", 'posted': '2008-01-01'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['slug'], ['Slug must be unique for Posted year.'])
 | |
|         form = PostForm({'subtitle': "Finally", 'posted': '2008-09-30'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(form.errors['subtitle'], ['Subtitle must be unique for Posted month.'])
 | |
|         form = PostForm({'subtitle': "Finally", "title": "Django 1.0 is released",
 | |
|             "slug": "Django 1.0", 'posted': '2008-09-03'}, instance=p)
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form = PostForm({'title': "Django 1.0 is released"})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['posted'], ['This field is required.'])
 | |
| 
 | |
|     def test_inherited_unique_for_date(self):
 | |
|         p = Post.objects.create(title="Django 1.0 is released",
 | |
|             slug="Django 1.0", subtitle="Finally", posted=datetime.date(2008, 9, 3))
 | |
|         form = DerivedPostForm({'title': "Django 1.0 is released", 'posted': '2008-09-03'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['title'], ['Title must be unique for Posted date.'])
 | |
|         form = DerivedPostForm({'title': "Work on Django 1.1 begins", 'posted': '2008-09-03'})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form = DerivedPostForm({'title': "Django 1.0 is released", 'posted': '2008-09-04'})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form = DerivedPostForm({'slug': "Django 1.0", 'posted': '2008-01-01'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(len(form.errors), 1)
 | |
|         self.assertEqual(form.errors['slug'], ['Slug must be unique for Posted year.'])
 | |
|         form = DerivedPostForm({'subtitle': "Finally", 'posted': '2008-09-30'})
 | |
|         self.assertFalse(form.is_valid())
 | |
|         self.assertEqual(form.errors['subtitle'], ['Subtitle must be unique for Posted month.'])
 | |
|         form = DerivedPostForm({'subtitle': "Finally", "title": "Django 1.0 is released",
 | |
|             "slug": "Django 1.0", 'posted': '2008-09-03'}, instance=p)
 | |
|         self.assertTrue(form.is_valid())
 | |
| 
 | |
|     def test_unique_for_date_with_nullable_date(self):
 | |
|         p = FlexibleDatePost.objects.create(title="Django 1.0 is released",
 | |
|             slug="Django 1.0", subtitle="Finally", posted=datetime.date(2008, 9, 3))
 | |
| 
 | |
|         form = FlexDatePostForm({'title': "Django 1.0 is released"})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form = FlexDatePostForm({'slug': "Django 1.0"})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form = FlexDatePostForm({'subtitle': "Finally"})
 | |
|         self.assertTrue(form.is_valid())
 | |
|         form = FlexDatePostForm({'subtitle': "Finally", "title": "Django 1.0 is released",
 | |
|             "slug": "Django 1.0"}, instance=p)
 | |
|         self.assertTrue(form.is_valid())
 | |
| 
 | |
| class ModelToDictTests(TestCase):
 | |
|     """
 | |
|     Tests for forms.models.model_to_dict
 | |
|     """
 | |
|     def test_model_to_dict_many_to_many(self):
 | |
|         categories=[
 | |
|             Category(name='TestName1', slug='TestName1', url='url1'),
 | |
|             Category(name='TestName2', slug='TestName2', url='url2'),
 | |
|             Category(name='TestName3', slug='TestName3', url='url3')
 | |
|         ]
 | |
|         for c in categories:
 | |
|             c.save()
 | |
|         writer = Writer(name='Test writer')
 | |
|         writer.save()
 | |
| 
 | |
|         art = Article(
 | |
|             headline='Test article',
 | |
|             slug='test-article',
 | |
|             pub_date=datetime.date(1988, 1, 4),
 | |
|             writer=writer,
 | |
|             article='Hello.'
 | |
|         )
 | |
|         art.save()
 | |
|         for c in categories:
 | |
|             art.categories.add(c)
 | |
|         art.save()
 | |
| 
 | |
|         with self.assertNumQueries(1):
 | |
|             d = model_to_dict(art)
 | |
| 
 | |
|         #Ensure all many-to-many categories appear in model_to_dict
 | |
|         for c in categories:
 | |
|             self.assertIn(c.pk, d['categories'])
 | |
|         #Ensure many-to-many relation appears as a list
 | |
|         self.assertIsInstance(d['categories'], list)
 | |
| 
 | |
| class OldFormForXTests(TestCase):
 | |
|     def test_base_form(self):
 | |
|         self.assertEqual(Category.objects.count(), 0)
 | |
|         f = BaseCategoryForm()
 | |
|         self.assertHTMLEqual(
 | |
|             str(f),
 | |
|             """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" maxlength="20" /></td></tr>
 | |
| <tr><th><label for="id_slug">Slug:</label></th><td><input id="id_slug" type="text" name="slug" maxlength="20" /></td></tr>
 | |
| <tr><th><label for="id_url">The URL:</label></th><td><input id="id_url" type="text" name="url" maxlength="40" /></td></tr>"""
 | |
|             )
 | |
|         self.assertHTMLEqual(
 | |
|             str(f.as_ul()),
 | |
|             """<li><label for="id_name">Name:</label> <input id="id_name" type="text" name="name" maxlength="20" /></li>
 | |
| <li><label for="id_slug">Slug:</label> <input id="id_slug" type="text" name="slug" maxlength="20" /></li>
 | |
| <li><label for="id_url">The URL:</label> <input id="id_url" type="text" name="url" maxlength="40" /></li>"""
 | |
|             )
 | |
|         self.assertHTMLEqual(
 | |
|             str(f["name"]),
 | |
|             """<input id="id_name" type="text" name="name" maxlength="20" />""")
 | |
| 
 | |
|     def test_auto_id(self):
 | |
|         f = BaseCategoryForm(auto_id=False)
 | |
|         self.assertHTMLEqual(
 | |
|             str(f.as_ul()),
 | |
|             """<li>Name: <input type="text" name="name" maxlength="20" /></li>
 | |
| <li>Slug: <input type="text" name="slug" maxlength="20" /></li>
 | |
| <li>The URL: <input type="text" name="url" maxlength="40" /></li>"""
 | |
|             )
 | |
| 
 | |
|     def test_with_data(self):
 | |
|         self.assertEqual(Category.objects.count(), 0)
 | |
|         f = BaseCategoryForm({'name': 'Entertainment',
 | |
|                               'slug': 'entertainment',
 | |
|                               'url': 'entertainment'})
 | |
|         self.assertTrue(f.is_valid())
 | |
|         self.assertEqual(f.cleaned_data['name'], 'Entertainment')
 | |
|         self.assertEqual(f.cleaned_data['slug'], 'entertainment')
 | |
|         self.assertEqual(f.cleaned_data['url'], 'entertainment')
 | |
|         c1 = f.save()
 | |
|         # Testing wether the same object is returned from the
 | |
|         # ORM... not the fastest way...
 | |
| 
 | |
|         self.assertEqual(c1, Category.objects.all()[0])
 | |
|         self.assertEqual(c1.name, "Entertainment")
 | |
|         self.assertEqual(Category.objects.count(), 1)
 | |
| 
 | |
|         f = BaseCategoryForm({'name': "It's a test",
 | |
|                               'slug': 'its-test',
 | |
|                               'url': 'test'})
 | |
|         self.assertTrue(f.is_valid())
 | |
|         self.assertEqual(f.cleaned_data['name'], "It's a test")
 | |
|         self.assertEqual(f.cleaned_data['slug'], 'its-test')
 | |
|         self.assertEqual(f.cleaned_data['url'], 'test')
 | |
|         c2 = f.save()
 | |
|         # Testing wether the same object is returned from the
 | |
|         # ORM... not the fastest way...
 | |
|         self.assertEqual(c2, Category.objects.get(pk=c2.pk))
 | |
|         self.assertEqual(c2.name, "It's a test")
 | |
|         self.assertEqual(Category.objects.count(), 2)
 | |
| 
 | |
|         # If you call save() with commit=False, then it will return an object that
 | |
|         # hasn't yet been saved to the database. In this case, it's up to you to call
 | |
|         # save() on the resulting model instance.
 | |
|         f = BaseCategoryForm({'name': 'Third test', 'slug': 'third-test', 'url': 'third'})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(f.cleaned_data['url'], 'third')
 | |
|         self.assertEqual(f.cleaned_data['name'], 'Third test')
 | |
|         self.assertEqual(f.cleaned_data['slug'], 'third-test')
 | |
|         c3 = f.save(commit=False)
 | |
|         self.assertEqual(c3.name, "Third test")
 | |
|         self.assertEqual(Category.objects.count(), 2)
 | |
|         c3.save()
 | |
|         self.assertEqual(Category.objects.count(), 3)
 | |
| 
 | |
|         # If you call save() with invalid data, you'll get a ValueError.
 | |
|         f = BaseCategoryForm({'name': '', 'slug': 'not a slug!', 'url': 'foo'})
 | |
|         self.assertEqual(f.errors['name'], ['This field is required.'])
 | |
|         self.assertEqual(f.errors['slug'], ["Enter a valid 'slug' consisting of letters, numbers, underscores or hyphens."])
 | |
|         self.assertEqual(f.cleaned_data, {'url': 'foo'})
 | |
|         with self.assertRaises(ValueError):
 | |
|             f.save()
 | |
|         f = BaseCategoryForm({'name': '', 'slug': '', 'url': 'foo'})
 | |
|         with self.assertRaises(ValueError):
 | |
|             f.save()
 | |
| 
 | |
|         # Create a couple of Writers.
 | |
|         w_royko = Writer(name='Mike Royko')
 | |
|         w_royko.save()
 | |
|         w_woodward = Writer(name='Bob Woodward')
 | |
|         w_woodward.save()
 | |
|         # ManyToManyFields are represented by a MultipleChoiceField, ForeignKeys and any
 | |
|         # fields with the 'choices' attribute are represented by a ChoiceField.
 | |
|         f = ArticleForm(auto_id=False)
 | |
|         self.assertHTMLEqual(six.text_type(f), '''<tr><th>Headline:</th><td><input type="text" name="headline" maxlength="50" /></td></tr>
 | |
| <tr><th>Slug:</th><td><input type="text" name="slug" maxlength="50" /></td></tr>
 | |
| <tr><th>Pub date:</th><td><input type="text" name="pub_date" /></td></tr>
 | |
| <tr><th>Writer:</th><td><select name="writer">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="%s">Bob Woodward</option>
 | |
| <option value="%s">Mike Royko</option>
 | |
| </select></td></tr>
 | |
| <tr><th>Article:</th><td><textarea rows="10" cols="40" name="article"></textarea></td></tr>
 | |
| <tr><th>Categories:</th><td><select multiple="multiple" name="categories">
 | |
| <option value="%s">Entertainment</option>
 | |
| <option value="%s">It's a test</option>
 | |
| <option value="%s">Third test</option>
 | |
| </select><br /><span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></td></tr>
 | |
| <tr><th>Status:</th><td><select name="status">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="1">Draft</option>
 | |
| <option value="2">Pending</option>
 | |
| <option value="3">Live</option>
 | |
| </select></td></tr>''' % (w_woodward.pk, w_royko.pk, c1.pk, c2.pk, c3.pk))
 | |
| 
 | |
|         # You can restrict a form to a subset of the complete list of fields
 | |
|         # by providing a 'fields' argument. If you try to save a
 | |
|         # model created with such a form, you need to ensure that the fields
 | |
|         # that are _not_ on the form have default values, or are allowed to have
 | |
|         # a value of None. If a field isn't specified on a form, the object created
 | |
|         # from the form can't provide a value for that field!
 | |
|         f = PartialArticleForm(auto_id=False)
 | |
|         self.assertHTMLEqual(six.text_type(f), '''<tr><th>Headline:</th><td><input type="text" name="headline" maxlength="50" /></td></tr>
 | |
| <tr><th>Pub date:</th><td><input type="text" name="pub_date" /></td></tr>''')
 | |
| 
 | |
|         # When the ModelForm is passed an instance, that instance's current values are
 | |
|         # inserted as 'initial' data in each Field.
 | |
|         w = Writer.objects.get(name='Mike Royko')
 | |
|         f = RoykoForm(auto_id=False, instance=w)
 | |
|         self.assertHTMLEqual(six.text_type(f), '''<tr><th>Name:</th><td><input type="text" name="name" value="Mike Royko" maxlength="50" /><br /><span class="helptext">Use both first and last names.</span></td></tr>''')
 | |
| 
 | |
|         art = Article(
 | |
|                     headline='Test article',
 | |
|                     slug='test-article',
 | |
|                     pub_date=datetime.date(1988, 1, 4),
 | |
|                     writer=w,
 | |
|                     article='Hello.'
 | |
|                 )
 | |
|         art.save()
 | |
|         art_id_1 = art.id
 | |
|         self.assertEqual(art_id_1 is not None, True)
 | |
|         f = TestArticleForm(auto_id=False, instance=art)
 | |
|         self.assertHTMLEqual(f.as_ul(), '''<li>Headline: <input type="text" name="headline" value="Test article" maxlength="50" /></li>
 | |
| <li>Slug: <input type="text" name="slug" value="test-article" maxlength="50" /></li>
 | |
| <li>Pub date: <input type="text" name="pub_date" value="1988-01-04" /></li>
 | |
| <li>Writer: <select name="writer">
 | |
| <option value="">---------</option>
 | |
| <option value="%s">Bob Woodward</option>
 | |
| <option value="%s" selected="selected">Mike Royko</option>
 | |
| </select></li>
 | |
| <li>Article: <textarea rows="10" cols="40" name="article">Hello.</textarea></li>
 | |
| <li>Categories: <select multiple="multiple" name="categories">
 | |
| <option value="%s">Entertainment</option>
 | |
| <option value="%s">It's a test</option>
 | |
| <option value="%s">Third test</option>
 | |
| </select> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></li>
 | |
| <li>Status: <select name="status">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="1">Draft</option>
 | |
| <option value="2">Pending</option>
 | |
| <option value="3">Live</option>
 | |
| </select></li>''' % (w_woodward.pk, w_royko.pk, c1.pk, c2.pk, c3.pk))
 | |
|         f = TestArticleForm({
 | |
|                 'headline': 'Test headline',
 | |
|                 'slug': 'test-headline',
 | |
|                 'pub_date': '1984-02-06',
 | |
|                 'writer': six.text_type(w_royko.pk),
 | |
|                 'article': 'Hello.'
 | |
|             }, instance=art)
 | |
|         self.assertEqual(f.errors, {})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         test_art = f.save()
 | |
|         self.assertEqual(test_art.id == art_id_1, True)
 | |
|         test_art = Article.objects.get(id=art_id_1)
 | |
|         self.assertEqual(test_art.headline, 'Test headline')
 | |
|         # You can create a form over a subset of the available fields
 | |
|         # by specifying a 'fields' argument to form_for_instance.
 | |
|         f = PartialArticleFormWithSlug({
 | |
|                 'headline': 'New headline',
 | |
|                 'slug': 'new-headline',
 | |
|                 'pub_date': '1988-01-04'
 | |
|             }, auto_id=False, instance=art)
 | |
|         self.assertHTMLEqual(f.as_ul(), '''<li>Headline: <input type="text" name="headline" value="New headline" maxlength="50" /></li>
 | |
| <li>Slug: <input type="text" name="slug" value="new-headline" maxlength="50" /></li>
 | |
| <li>Pub date: <input type="text" name="pub_date" value="1988-01-04" /></li>''')
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         new_art = f.save()
 | |
|         self.assertEqual(new_art.id == art_id_1, True)
 | |
|         new_art = Article.objects.get(id=art_id_1)
 | |
|         self.assertEqual(new_art.headline, 'New headline')
 | |
| 
 | |
|         # Add some categories and test the many-to-many form output.
 | |
|         self.assertQuerysetEqual(new_art.categories.all(), [])
 | |
|         new_art.categories.add(Category.objects.get(name='Entertainment'))
 | |
|         self.assertQuerysetEqual(new_art.categories.all(), ["Entertainment"])
 | |
|         f = TestArticleForm(auto_id=False, instance=new_art)
 | |
|         self.assertHTMLEqual(f.as_ul(), '''<li>Headline: <input type="text" name="headline" value="New headline" maxlength="50" /></li>
 | |
| <li>Slug: <input type="text" name="slug" value="new-headline" maxlength="50" /></li>
 | |
| <li>Pub date: <input type="text" name="pub_date" value="1988-01-04" /></li>
 | |
| <li>Writer: <select name="writer">
 | |
| <option value="">---------</option>
 | |
| <option value="%s">Bob Woodward</option>
 | |
| <option value="%s" selected="selected">Mike Royko</option>
 | |
| </select></li>
 | |
| <li>Article: <textarea rows="10" cols="40" name="article">Hello.</textarea></li>
 | |
| <li>Categories: <select multiple="multiple" name="categories">
 | |
| <option value="%s" selected="selected">Entertainment</option>
 | |
| <option value="%s">It's a test</option>
 | |
| <option value="%s">Third test</option>
 | |
| </select> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></li>
 | |
| <li>Status: <select name="status">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="1">Draft</option>
 | |
| <option value="2">Pending</option>
 | |
| <option value="3">Live</option>
 | |
| </select></li>''' % (w_woodward.pk, w_royko.pk, c1.pk, c2.pk, c3.pk))
 | |
| 
 | |
|         # Initial values can be provided for model forms
 | |
|         f = TestArticleForm(
 | |
|                 auto_id=False,
 | |
|                 initial={
 | |
|                     'headline': 'Your headline here',
 | |
|                     'categories': [str(c1.id), str(c2.id)]
 | |
|                 })
 | |
|         self.assertHTMLEqual(f.as_ul(), '''<li>Headline: <input type="text" name="headline" value="Your headline here" maxlength="50" /></li>
 | |
| <li>Slug: <input type="text" name="slug" maxlength="50" /></li>
 | |
| <li>Pub date: <input type="text" name="pub_date" /></li>
 | |
| <li>Writer: <select name="writer">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="%s">Bob Woodward</option>
 | |
| <option value="%s">Mike Royko</option>
 | |
| </select></li>
 | |
| <li>Article: <textarea rows="10" cols="40" name="article"></textarea></li>
 | |
| <li>Categories: <select multiple="multiple" name="categories">
 | |
| <option value="%s" selected="selected">Entertainment</option>
 | |
| <option value="%s" selected="selected">It's a test</option>
 | |
| <option value="%s">Third test</option>
 | |
| </select> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></li>
 | |
| <li>Status: <select name="status">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="1">Draft</option>
 | |
| <option value="2">Pending</option>
 | |
| <option value="3">Live</option>
 | |
| </select></li>''' % (w_woodward.pk, w_royko.pk, c1.pk, c2.pk, c3.pk))
 | |
| 
 | |
|         f = TestArticleForm({
 | |
|                 'headline': 'New headline',
 | |
|                 'slug': 'new-headline',
 | |
|                 'pub_date': '1988-01-04',
 | |
|                 'writer': six.text_type(w_royko.pk),
 | |
|                 'article': 'Hello.',
 | |
|                 'categories': [six.text_type(c1.id), six.text_type(c2.id)]
 | |
|             }, instance=new_art)
 | |
|         new_art = f.save()
 | |
|         self.assertEqual(new_art.id == art_id_1, True)
 | |
|         new_art = Article.objects.get(id=art_id_1)
 | |
|         self.assertQuerysetEqual(new_art.categories.order_by('name'),
 | |
|                          ["Entertainment", "It's a test"])
 | |
| 
 | |
|         # Now, submit form data with no categories. This deletes the existing categories.
 | |
|         f = TestArticleForm({'headline': 'New headline', 'slug': 'new-headline', 'pub_date': '1988-01-04',
 | |
|             'writer': six.text_type(w_royko.pk), 'article': 'Hello.'}, instance=new_art)
 | |
|         new_art = f.save()
 | |
|         self.assertEqual(new_art.id == art_id_1, True)
 | |
|         new_art = Article.objects.get(id=art_id_1)
 | |
|         self.assertQuerysetEqual(new_art.categories.all(), [])
 | |
| 
 | |
|         # Create a new article, with categories, via the form.
 | |
|         f = ArticleForm({'headline': 'The walrus was Paul', 'slug': 'walrus-was-paul', 'pub_date': '1967-11-01',
 | |
|             'writer': six.text_type(w_royko.pk), 'article': 'Test.', 'categories': [six.text_type(c1.id), six.text_type(c2.id)]})
 | |
|         new_art = f.save()
 | |
|         art_id_2 = new_art.id
 | |
|         self.assertEqual(art_id_2 not in (None, art_id_1), True)
 | |
|         new_art = Article.objects.get(id=art_id_2)
 | |
|         self.assertQuerysetEqual(new_art.categories.order_by('name'), ["Entertainment", "It's a test"])
 | |
| 
 | |
|         # Create a new article, with no categories, via the form.
 | |
|         f = ArticleForm({'headline': 'The walrus was Paul', 'slug': 'walrus-was-paul', 'pub_date': '1967-11-01',
 | |
|             'writer': six.text_type(w_royko.pk), 'article': 'Test.'})
 | |
|         new_art = f.save()
 | |
|         art_id_3 = new_art.id
 | |
|         self.assertEqual(art_id_3 not in (None, art_id_1, art_id_2), True)
 | |
|         new_art = Article.objects.get(id=art_id_3)
 | |
|         self.assertQuerysetEqual(new_art.categories.all(), [])
 | |
| 
 | |
|         # Create a new article, with categories, via the form, but use commit=False.
 | |
|         # The m2m data won't be saved until save_m2m() is invoked on the form.
 | |
|         f = ArticleForm({'headline': 'The walrus was Paul', 'slug': 'walrus-was-paul', 'pub_date': '1967-11-01',
 | |
|             'writer': six.text_type(w_royko.pk), 'article': 'Test.', 'categories': [six.text_type(c1.id), six.text_type(c2.id)]})
 | |
|         new_art = f.save(commit=False)
 | |
| 
 | |
|         # Manually save the instance
 | |
|         new_art.save()
 | |
|         art_id_4 = new_art.id
 | |
|         self.assertEqual(art_id_4 not in (None, art_id_1, art_id_2, art_id_3), True)
 | |
| 
 | |
|         # The instance doesn't have m2m data yet
 | |
|         new_art = Article.objects.get(id=art_id_4)
 | |
|         self.assertQuerysetEqual(new_art.categories.all(), [])
 | |
| 
 | |
|         # Save the m2m data on the form
 | |
|         f.save_m2m()
 | |
|         self.assertQuerysetEqual(new_art.categories.order_by('name'), ["Entertainment", "It's a test"])
 | |
| 
 | |
|         # Here, we define a custom ModelForm. Because it happens to have the same fields as
 | |
|         # the Category model, we can just call the form's save() to apply its changes to an
 | |
|         # existing Category instance.
 | |
|         cat = Category.objects.get(name='Third test')
 | |
|         self.assertEqual(cat.name, "Third test")
 | |
|         self.assertEqual(cat.id == c3.id, True)
 | |
|         form = ShortCategory({'name': 'Third', 'slug': 'third', 'url': '3rd'}, instance=cat)
 | |
|         self.assertEqual(form.save().name, 'Third')
 | |
|         self.assertEqual(Category.objects.get(id=c3.id).name, 'Third')
 | |
| 
 | |
|         # Here, we demonstrate that choices for a ForeignKey ChoiceField are determined
 | |
|         # at runtime, based on the data in the database when the form is displayed, not
 | |
|         # the data in the database when the form is instantiated.
 | |
|         f = ArticleForm(auto_id=False)
 | |
|         self.assertHTMLEqual(f.as_ul(), '''<li>Headline: <input type="text" name="headline" maxlength="50" /></li>
 | |
| <li>Slug: <input type="text" name="slug" maxlength="50" /></li>
 | |
| <li>Pub date: <input type="text" name="pub_date" /></li>
 | |
| <li>Writer: <select name="writer">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="%s">Bob Woodward</option>
 | |
| <option value="%s">Mike Royko</option>
 | |
| </select></li>
 | |
| <li>Article: <textarea rows="10" cols="40" name="article"></textarea></li>
 | |
| <li>Categories: <select multiple="multiple" name="categories">
 | |
| <option value="%s">Entertainment</option>
 | |
| <option value="%s">It's a test</option>
 | |
| <option value="%s">Third</option>
 | |
| </select> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></li>
 | |
| <li>Status: <select name="status">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="1">Draft</option>
 | |
| <option value="2">Pending</option>
 | |
| <option value="3">Live</option>
 | |
| </select></li>''' % (w_woodward.pk, w_royko.pk, c1.pk, c2.pk, c3.pk))
 | |
| 
 | |
|         c4 = Category.objects.create(name='Fourth', url='4th')
 | |
|         self.assertEqual(c4.name, 'Fourth')
 | |
|         w_bernstein = Writer.objects.create(name='Carl Bernstein')
 | |
|         self.assertEqual(w_bernstein.name, 'Carl Bernstein')
 | |
|         self.assertHTMLEqual(f.as_ul(), '''<li>Headline: <input type="text" name="headline" maxlength="50" /></li>
 | |
| <li>Slug: <input type="text" name="slug" maxlength="50" /></li>
 | |
| <li>Pub date: <input type="text" name="pub_date" /></li>
 | |
| <li>Writer: <select name="writer">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="%s">Bob Woodward</option>
 | |
| <option value="%s">Carl Bernstein</option>
 | |
| <option value="%s">Mike Royko</option>
 | |
| </select></li>
 | |
| <li>Article: <textarea rows="10" cols="40" name="article"></textarea></li>
 | |
| <li>Categories: <select multiple="multiple" name="categories">
 | |
| <option value="%s">Entertainment</option>
 | |
| <option value="%s">It's a test</option>
 | |
| <option value="%s">Third</option>
 | |
| <option value="%s">Fourth</option>
 | |
| </select> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></li>
 | |
| <li>Status: <select name="status">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="1">Draft</option>
 | |
| <option value="2">Pending</option>
 | |
| <option value="3">Live</option>
 | |
| </select></li>''' % (w_woodward.pk, w_bernstein.pk, w_royko.pk, c1.pk, c2.pk, c3.pk, c4.pk))
 | |
| 
 | |
|         # ModelChoiceField ############################################################
 | |
| 
 | |
|         f = forms.ModelChoiceField(Category.objects.all())
 | |
|         self.assertEqual(list(f.choices), [
 | |
|             ('', '---------'),
 | |
|             (c1.pk, 'Entertainment'),
 | |
|             (c2.pk, "It's a test"),
 | |
|             (c3.pk, 'Third'),
 | |
|             (c4.pk, 'Fourth')])
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean('')
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean(None)
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean(0)
 | |
|         self.assertEqual(f.clean(c3.id).name, 'Third')
 | |
|         self.assertEqual(f.clean(c2.id).name, "It's a test")
 | |
| 
 | |
|         # Add a Category object *after* the ModelChoiceField has already been
 | |
|         # instantiated. This proves clean() checks the database during clean() rather
 | |
|         # than caching it at time of instantiation.
 | |
|         c5 = Category.objects.create(name='Fifth', url='5th')
 | |
|         self.assertEqual(c5.name, 'Fifth')
 | |
|         self.assertEqual(f.clean(c5.id).name, 'Fifth')
 | |
| 
 | |
|         # Delete a Category object *after* the ModelChoiceField has already been
 | |
|         # instantiated. This proves clean() checks the database during clean() rather
 | |
|         # than caching it at time of instantiation.
 | |
|         Category.objects.get(url='5th').delete()
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean(c5.id)
 | |
| 
 | |
|         f = forms.ModelChoiceField(Category.objects.filter(pk=c1.id), required=False)
 | |
|         self.assertEqual(f.clean(''), None)
 | |
|         f.clean('')
 | |
|         self.assertEqual(f.clean(str(c1.id)).name, "Entertainment")
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean('100')
 | |
| 
 | |
|         # queryset can be changed after the field is created.
 | |
|         f.queryset = Category.objects.exclude(name='Fourth')
 | |
|         self.assertEqual(list(f.choices), [
 | |
|             ('', '---------'),
 | |
|             (c1.pk, 'Entertainment'),
 | |
|             (c2.pk, "It's a test"),
 | |
|             (c3.pk, 'Third')])
 | |
|         self.assertEqual(f.clean(c3.id).name, 'Third')
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean(c4.id)
 | |
| 
 | |
|         # check that we can safely iterate choices repeatedly
 | |
|         gen_one = list(f.choices)
 | |
|         gen_two = f.choices
 | |
|         self.assertEqual(gen_one[2], (c2.pk, "It's a test"))
 | |
|         self.assertEqual(list(gen_two), [
 | |
|             ('', '---------'),
 | |
|             (c1.pk, 'Entertainment'),
 | |
|             (c2.pk, "It's a test"),
 | |
|             (c3.pk, 'Third')])
 | |
| 
 | |
|         # check that we can override the label_from_instance method to print custom labels (#4620)
 | |
|         f.queryset = Category.objects.all()
 | |
|         f.label_from_instance = lambda obj: "category " + str(obj)
 | |
|         self.assertEqual(list(f.choices), [
 | |
|             ('', '---------'),
 | |
|             (c1.pk, 'category Entertainment'),
 | |
|             (c2.pk, "category It's a test"),
 | |
|             (c3.pk, 'category Third'),
 | |
|             (c4.pk, 'category Fourth')])
 | |
| 
 | |
|         # ModelMultipleChoiceField ####################################################
 | |
| 
 | |
|         f = forms.ModelMultipleChoiceField(Category.objects.all())
 | |
|         self.assertEqual(list(f.choices), [
 | |
|             (c1.pk, 'Entertainment'),
 | |
|             (c2.pk, "It's a test"),
 | |
|             (c3.pk, 'Third'),
 | |
|             (c4.pk, 'Fourth')])
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean(None)
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean([])
 | |
|         self.assertQuerysetEqual(f.clean([c1.id]), ["Entertainment"])
 | |
|         self.assertQuerysetEqual(f.clean([c2.id]), ["It's a test"])
 | |
|         self.assertQuerysetEqual(f.clean([str(c1.id)]), ["Entertainment"])
 | |
|         self.assertQuerysetEqual(f.clean([str(c1.id), str(c2.id)]), ["Entertainment", "It's a test"])
 | |
|         self.assertQuerysetEqual(f.clean([c1.id, str(c2.id)]), ["Entertainment", "It's a test"])
 | |
|         self.assertQuerysetEqual(f.clean((c1.id, str(c2.id))), ["Entertainment", "It's a test"])
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean(['100'])
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean('hello')
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean(['fail'])
 | |
| 
 | |
|         # Add a Category object *after* the ModelMultipleChoiceField has already been
 | |
|         # instantiated. This proves clean() checks the database during clean() rather
 | |
|         # than caching it at time of instantiation.
 | |
|         # Note, we are using an id of 1006 here since tests that run before
 | |
|         # this may create categories with primary keys up to 6. Use
 | |
|         # a number that is will not conflict.
 | |
|         c6 = Category.objects.create(id=1006, name='Sixth', url='6th')
 | |
|         self.assertEqual(c6.name, 'Sixth')
 | |
|         self.assertQuerysetEqual(f.clean([c6.id]), ["Sixth"])
 | |
| 
 | |
|         # Delete a Category object *after* the ModelMultipleChoiceField has already been
 | |
|         # instantiated. This proves clean() checks the database during clean() rather
 | |
|         # than caching it at time of instantiation.
 | |
|         Category.objects.get(url='6th').delete()
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean([c6.id])
 | |
| 
 | |
|         f = forms.ModelMultipleChoiceField(Category.objects.all(), required=False)
 | |
|         self.assertIsInstance(f.clean([]), EmptyQuerySet)
 | |
|         self.assertIsInstance(f.clean(()), EmptyQuerySet)
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean(['10'])
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean([str(c3.id), '10'])
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean([str(c1.id), '10'])
 | |
| 
 | |
|         # queryset can be changed after the field is created.
 | |
|         f.queryset = Category.objects.exclude(name='Fourth')
 | |
|         self.assertEqual(list(f.choices), [
 | |
|             (c1.pk, 'Entertainment'),
 | |
|             (c2.pk, "It's a test"),
 | |
|             (c3.pk, 'Third')])
 | |
|         self.assertQuerysetEqual(f.clean([c3.id]), ["Third"])
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean([c4.id])
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.clean([str(c3.id), str(c4.id)])
 | |
| 
 | |
|         f.queryset = Category.objects.all()
 | |
|         f.label_from_instance = lambda obj: "multicategory " + str(obj)
 | |
|         self.assertEqual(list(f.choices), [
 | |
|             (c1.pk, 'multicategory Entertainment'),
 | |
|             (c2.pk, "multicategory It's a test"),
 | |
|             (c3.pk, 'multicategory Third'),
 | |
|             (c4.pk, 'multicategory Fourth')])
 | |
| 
 | |
|         # OneToOneField ###############################################################
 | |
| 
 | |
|         self.assertEqual(list(ImprovedArticleForm.base_fields), ['article'])
 | |
| 
 | |
|         self.assertEqual(list(ImprovedArticleWithParentLinkForm.base_fields), [])
 | |
| 
 | |
|         bw = BetterWriter(name='Joe Better', score=10)
 | |
|         bw.save()
 | |
|         self.assertEqual(sorted(model_to_dict(bw)),
 | |
|                          ['id', 'name', 'score', 'writer_ptr'])
 | |
| 
 | |
|         form = BetterWriterForm({'name': 'Some Name', 'score': 12})
 | |
|         self.assertEqual(form.is_valid(), True)
 | |
|         bw2 = form.save()
 | |
|         bw2.delete()
 | |
| 
 | |
|         form = WriterProfileForm()
 | |
|         self.assertHTMLEqual(form.as_p(), '''<p><label for="id_writer">Writer:</label> <select name="writer" id="id_writer">
 | |
| <option value="" selected="selected">---------</option>
 | |
| <option value="%s">Bob Woodward</option>
 | |
| <option value="%s">Carl Bernstein</option>
 | |
| <option value="%s">Joe Better</option>
 | |
| <option value="%s">Mike Royko</option>
 | |
| </select></p>
 | |
| <p><label for="id_age">Age:</label> <input type="text" name="age" id="id_age" /></p>''' % (w_woodward.pk, w_bernstein.pk, bw.pk, w_royko.pk))
 | |
| 
 | |
|         data = {
 | |
|             'writer': six.text_type(w_woodward.pk),
 | |
|             'age': '65',
 | |
|         }
 | |
|         form = WriterProfileForm(data)
 | |
|         instance = form.save()
 | |
|         self.assertEqual(six.text_type(instance), 'Bob Woodward is 65')
 | |
| 
 | |
|         form = WriterProfileForm(instance=instance)
 | |
|         self.assertHTMLEqual(form.as_p(), '''<p><label for="id_writer">Writer:</label> <select name="writer" id="id_writer">
 | |
| <option value="">---------</option>
 | |
| <option value="%s" selected="selected">Bob Woodward</option>
 | |
| <option value="%s">Carl Bernstein</option>
 | |
| <option value="%s">Joe Better</option>
 | |
| <option value="%s">Mike Royko</option>
 | |
| </select></p>
 | |
| <p><label for="id_age">Age:</label> <input type="text" name="age" value="65" id="id_age" /></p>''' % (w_woodward.pk, w_bernstein.pk, bw.pk, w_royko.pk))
 | |
| 
 | |
|     def test_file_field(self):
 | |
|         # Test conditions when files is either not given or empty.
 | |
| 
 | |
|         f = TextFileForm(data={'description': 'Assistance'})
 | |
|         self.assertEqual(f.is_valid(), False)
 | |
|         f = TextFileForm(data={'description': 'Assistance'}, files={})
 | |
|         self.assertEqual(f.is_valid(), False)
 | |
| 
 | |
|         # Upload a file and ensure it all works as expected.
 | |
| 
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'Assistance'},
 | |
|                 files={'file': SimpleUploadedFile('test1.txt', b'hello world')})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(type(f.cleaned_data['file']), SimpleUploadedFile)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.file.name, 'tests/test1.txt')
 | |
| 
 | |
|         instance.file.delete()
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'Assistance'},
 | |
|                 files={'file': SimpleUploadedFile('test1.txt', b'hello world')})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(type(f.cleaned_data['file']), SimpleUploadedFile)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.file.name, 'tests/test1.txt')
 | |
| 
 | |
|         # Check if the max_length attribute has been inherited from the model.
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'Assistance'},
 | |
|                 files={'file': SimpleUploadedFile('test-maxlength.txt', b'hello world')})
 | |
|         self.assertEqual(f.is_valid(), False)
 | |
| 
 | |
|         # Edit an instance that already has the file defined in the model. This will not
 | |
|         # save the file again, but leave it exactly as it is.
 | |
| 
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'Assistance'},
 | |
|                 instance=instance)
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(f.cleaned_data['file'].name, 'tests/test1.txt')
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.file.name, 'tests/test1.txt')
 | |
| 
 | |
|         # Delete the current file since this is not done by Django.
 | |
|         instance.file.delete()
 | |
| 
 | |
|         # Override the file by uploading a new one.
 | |
| 
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'Assistance'},
 | |
|                 files={'file': SimpleUploadedFile('test2.txt', b'hello world')}, instance=instance)
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.file.name, 'tests/test2.txt')
 | |
| 
 | |
|         # Delete the current file since this is not done by Django.
 | |
|         instance.file.delete()
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'Assistance'},
 | |
|                 files={'file': SimpleUploadedFile('test2.txt', b'hello world')})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.file.name, 'tests/test2.txt')
 | |
| 
 | |
|         # Delete the current file since this is not done by Django.
 | |
|         instance.file.delete()
 | |
| 
 | |
|         instance.delete()
 | |
| 
 | |
|         # Test the non-required FileField
 | |
|         f = TextFileForm(data={'description': 'Assistance'})
 | |
|         f.fields['file'].required = False
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.file.name, '')
 | |
| 
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'Assistance'},
 | |
|                 files={'file': SimpleUploadedFile('test3.txt', b'hello world')}, instance=instance)
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.file.name, 'tests/test3.txt')
 | |
| 
 | |
|         # Instance can be edited w/out re-uploading the file and existing file should be preserved.
 | |
| 
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'New Description'},
 | |
|                 instance=instance)
 | |
|         f.fields['file'].required = False
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.description, 'New Description')
 | |
|         self.assertEqual(instance.file.name, 'tests/test3.txt')
 | |
| 
 | |
|         # Delete the current file since this is not done by Django.
 | |
|         instance.file.delete()
 | |
|         instance.delete()
 | |
| 
 | |
|         f = TextFileForm(
 | |
|                 data={'description': 'Assistance'},
 | |
|                 files={'file': SimpleUploadedFile('test3.txt', b'hello world')})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.file.name, 'tests/test3.txt')
 | |
| 
 | |
|         # Delete the current file since this is not done by Django.
 | |
|         instance.file.delete()
 | |
|         instance.delete()
 | |
| 
 | |
|     def test_big_integer_field(self):
 | |
|         bif = BigIntForm({'biggie': '-9223372036854775808'})
 | |
|         self.assertEqual(bif.is_valid(), True)
 | |
|         bif = BigIntForm({'biggie': '-9223372036854775809'})
 | |
|         self.assertEqual(bif.is_valid(), False)
 | |
|         self.assertEqual(bif.errors, {'biggie': ['Ensure this value is greater than or equal to -9223372036854775808.']})
 | |
|         bif = BigIntForm({'biggie': '9223372036854775807'})
 | |
|         self.assertEqual(bif.is_valid(), True)
 | |
|         bif = BigIntForm({'biggie': '9223372036854775808'})
 | |
|         self.assertEqual(bif.is_valid(), False)
 | |
|         self.assertEqual(bif.errors, {'biggie': ['Ensure this value is less than or equal to 9223372036854775807.']})
 | |
| 
 | |
|     @skipUnless(test_images, "PIL not installed")
 | |
|     def test_image_field(self):
 | |
|         # ImageField and FileField are nearly identical, but they differ slighty when
 | |
|         # it comes to validation. This specifically tests that #6302 is fixed for
 | |
|         # both file fields and image fields.
 | |
| 
 | |
|         with open(os.path.join(os.path.dirname(upath(__file__)), "test.png"), 'rb') as fp:
 | |
|             image_data = fp.read()
 | |
|         with open(os.path.join(os.path.dirname(upath(__file__)), "test2.png"), 'rb') as fp:
 | |
|             image_data2 = fp.read()
 | |
| 
 | |
|         f = ImageFileForm(
 | |
|                 data={'description': 'An image'},
 | |
|                 files={'image': SimpleUploadedFile('test.png', image_data)})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(type(f.cleaned_data['image']), SimpleUploadedFile)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, 'tests/test.png')
 | |
|         self.assertEqual(instance.width, 16)
 | |
|         self.assertEqual(instance.height, 16)
 | |
| 
 | |
|         # Delete the current file since this is not done by Django, but don't save
 | |
|         # because the dimension fields are not null=True.
 | |
|         instance.image.delete(save=False)
 | |
|         f = ImageFileForm(
 | |
|                 data={'description': 'An image'},
 | |
|                 files={'image': SimpleUploadedFile('test.png', image_data)})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(type(f.cleaned_data['image']), SimpleUploadedFile)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, 'tests/test.png')
 | |
|         self.assertEqual(instance.width, 16)
 | |
|         self.assertEqual(instance.height, 16)
 | |
| 
 | |
|         # Edit an instance that already has the (required) image defined in the model. This will not
 | |
|         # save the image again, but leave it exactly as it is.
 | |
| 
 | |
|         f = ImageFileForm(data={'description': 'Look, it changed'}, instance=instance)
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(f.cleaned_data['image'].name, 'tests/test.png')
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, 'tests/test.png')
 | |
|         self.assertEqual(instance.height, 16)
 | |
|         self.assertEqual(instance.width, 16)
 | |
| 
 | |
|         # Delete the current file since this is not done by Django, but don't save
 | |
|         # because the dimension fields are not null=True.
 | |
|         instance.image.delete(save=False)
 | |
|         # Override the file by uploading a new one.
 | |
| 
 | |
|         f = ImageFileForm(
 | |
|                 data={'description': 'Changed it'},
 | |
|                 files={'image': SimpleUploadedFile('test2.png', image_data2)}, instance=instance)
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, 'tests/test2.png')
 | |
|         self.assertEqual(instance.height, 32)
 | |
|         self.assertEqual(instance.width, 48)
 | |
| 
 | |
|         # Delete the current file since this is not done by Django, but don't save
 | |
|         # because the dimension fields are not null=True.
 | |
|         instance.image.delete(save=False)
 | |
|         instance.delete()
 | |
| 
 | |
|         f = ImageFileForm(
 | |
|                 data={'description': 'Changed it'},
 | |
|                 files={'image': SimpleUploadedFile('test2.png', image_data2)})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, 'tests/test2.png')
 | |
|         self.assertEqual(instance.height, 32)
 | |
|         self.assertEqual(instance.width, 48)
 | |
| 
 | |
|         # Delete the current file since this is not done by Django, but don't save
 | |
|         # because the dimension fields are not null=True.
 | |
|         instance.image.delete(save=False)
 | |
|         instance.delete()
 | |
| 
 | |
|         # Test the non-required ImageField
 | |
|         # Note: In Oracle, we expect a null ImageField to return '' instead of
 | |
|         # None.
 | |
|         if connection.features.interprets_empty_strings_as_nulls:
 | |
|             expected_null_imagefield_repr = ''
 | |
|         else:
 | |
|             expected_null_imagefield_repr = None
 | |
| 
 | |
|         f = OptionalImageFileForm(data={'description': 'Test'})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, expected_null_imagefield_repr)
 | |
|         self.assertEqual(instance.width, None)
 | |
|         self.assertEqual(instance.height, None)
 | |
| 
 | |
|         f = OptionalImageFileForm(
 | |
|                 data={'description': 'And a final one'},
 | |
|                 files={'image': SimpleUploadedFile('test3.png', image_data)}, instance=instance)
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, 'tests/test3.png')
 | |
|         self.assertEqual(instance.width, 16)
 | |
|         self.assertEqual(instance.height, 16)
 | |
| 
 | |
|         # Editing the instance without re-uploading the image should not affect the image or its width/height properties
 | |
|         f = OptionalImageFileForm(
 | |
|                 data={'description': 'New Description'},
 | |
|                 instance=instance)
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.description, 'New Description')
 | |
|         self.assertEqual(instance.image.name, 'tests/test3.png')
 | |
|         self.assertEqual(instance.width, 16)
 | |
|         self.assertEqual(instance.height, 16)
 | |
| 
 | |
|         # Delete the current file since this is not done by Django.
 | |
|         instance.image.delete()
 | |
|         instance.delete()
 | |
| 
 | |
|         f = OptionalImageFileForm(
 | |
|                 data={'description': 'And a final one'},
 | |
|                 files={'image': SimpleUploadedFile('test4.png', image_data2)}
 | |
|             )
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, 'tests/test4.png')
 | |
|         self.assertEqual(instance.width, 48)
 | |
|         self.assertEqual(instance.height, 32)
 | |
|         instance.delete()
 | |
|         # Test callable upload_to behavior that's dependent on the value of another field in the model
 | |
|         f = ImageFileForm(
 | |
|                 data={'description': 'And a final one', 'path': 'foo'},
 | |
|                 files={'image': SimpleUploadedFile('test4.png', image_data)})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         instance = f.save()
 | |
|         self.assertEqual(instance.image.name, 'foo/test4.png')
 | |
|         instance.delete()
 | |
| 
 | |
|     def test_media_on_modelform(self):
 | |
|         # Similar to a regular Form class you can define custom media to be used on
 | |
|         # the ModelForm.
 | |
|         f = ModelFormWithMedia()
 | |
|         self.assertHTMLEqual(six.text_type(f.media), '''<link href="/some/form/css" type="text/css" media="all" rel="stylesheet" />
 | |
| <script type="text/javascript" src="/some/form/javascript"></script>''')
 | |
| 
 | |
|         f = CommaSeparatedIntegerForm({'field': '1,2,3'})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(f.cleaned_data, {'field': '1,2,3'})
 | |
|         f = CommaSeparatedIntegerForm({'field': '1a,2'})
 | |
|         self.assertEqual(f.errors, {'field': ['Enter only digits separated by commas.']})
 | |
|         f = CommaSeparatedIntegerForm({'field': ',,,,'})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(f.cleaned_data, {'field': ',,,,'})
 | |
|         f = CommaSeparatedIntegerForm({'field': '1.2'})
 | |
|         self.assertEqual(f.errors, {'field': ['Enter only digits separated by commas.']})
 | |
|         f = CommaSeparatedIntegerForm({'field': '1,a,2'})
 | |
|         self.assertEqual(f.errors, {'field': ['Enter only digits separated by commas.']})
 | |
|         f = CommaSeparatedIntegerForm({'field': '1,,2'})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(f.cleaned_data, {'field': '1,,2'})
 | |
|         f = CommaSeparatedIntegerForm({'field': '1'})
 | |
|         self.assertEqual(f.is_valid(), True)
 | |
|         self.assertEqual(f.cleaned_data, {'field': '1'})
 | |
| 
 | |
|         # This Price instance generated by this form is not valid because the quantity
 | |
|         # field is required, but the form is valid because the field is excluded from
 | |
|         # the form. This is for backwards compatibility.
 | |
| 
 | |
|         form = PriceFormWithoutQuantity({'price': '6.00'})
 | |
|         self.assertEqual(form.is_valid(), True)
 | |
|         price = form.save(commit=False)
 | |
|         with self.assertRaises(ValidationError):
 | |
|             price.full_clean()
 | |
| 
 | |
|         # The form should not validate fields that it doesn't contain even if they are
 | |
|         # specified using 'fields', not 'exclude'.
 | |
|             class Meta:
 | |
|                 model = Price
 | |
|                 fields = ('price',)
 | |
|         form = PriceFormWithoutQuantity({'price': '6.00'})
 | |
|         self.assertEqual(form.is_valid(), True)
 | |
| 
 | |
|         # The form should still have an instance of a model that is not complete and
 | |
|         # not saved into a DB yet.
 | |
| 
 | |
|         self.assertEqual(form.instance.price, Decimal('6.00'))
 | |
|         self.assertEqual(form.instance.quantity is None, True)
 | |
|         self.assertEqual(form.instance.pk is None, True)
 | |
| 
 | |
|         # Choices on CharField and IntegerField
 | |
|         f = ArticleForm()
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.fields['status'].clean('42')
 | |
| 
 | |
|         f = ArticleStatusForm()
 | |
|         with self.assertRaises(ValidationError):
 | |
|             f.fields['status'].clean('z')
 | |
| 
 | |
|     def test_foreignkeys_which_use_to_field(self):
 | |
|         apple = Inventory.objects.create(barcode=86, name='Apple')
 | |
|         pear = Inventory.objects.create(barcode=22, name='Pear')
 | |
|         core = Inventory.objects.create(barcode=87, name='Core', parent=apple)
 | |
| 
 | |
|         field = forms.ModelChoiceField(Inventory.objects.all(), to_field_name='barcode')
 | |
|         self.assertEqual(tuple(field.choices), (
 | |
|             ('', '---------'),
 | |
|             (86, 'Apple'),
 | |
|             (87, 'Core'),
 | |
|             (22, 'Pear')))
 | |
| 
 | |
|         form = InventoryForm(instance=core)
 | |
|         self.assertHTMLEqual(six.text_type(form['parent']), '''<select name="parent" id="id_parent">
 | |
| <option value="">---------</option>
 | |
| <option value="86" selected="selected">Apple</option>
 | |
| <option value="87">Core</option>
 | |
| <option value="22">Pear</option>
 | |
| </select>''')
 | |
|         data = model_to_dict(core)
 | |
|         data['parent'] = '22'
 | |
|         form = InventoryForm(data=data, instance=core)
 | |
|         core = form.save()
 | |
|         self.assertEqual(core.parent.name, 'Pear')
 | |
| 
 | |
|         class CategoryForm(forms.ModelForm):
 | |
|             description = forms.CharField()
 | |
|             class Meta:
 | |
|                 model = Category
 | |
|                 fields = ['description', 'url']
 | |
| 
 | |
|         self.assertEqual(list(CategoryForm.base_fields),
 | |
|                          ['description', 'url'])
 | |
| 
 | |
|         self.assertHTMLEqual(six.text_type(CategoryForm()), '''<tr><th><label for="id_description">Description:</label></th><td><input type="text" name="description" id="id_description" /></td></tr>
 | |
| <tr><th><label for="id_url">The URL:</label></th><td><input id="id_url" type="text" name="url" maxlength="40" /></td></tr>''')
 | |
|         # to_field_name should also work on ModelMultipleChoiceField ##################
 | |
| 
 | |
|         field = forms.ModelMultipleChoiceField(Inventory.objects.all(), to_field_name='barcode')
 | |
|         self.assertEqual(tuple(field.choices), ((86, 'Apple'), (87, 'Core'), (22, 'Pear')))
 | |
|         self.assertQuerysetEqual(field.clean([86]), ['Apple'])
 | |
| 
 | |
|         form = SelectInventoryForm({'items': [87, 22]})
 | |
|         self.assertEqual(form.is_valid(), True)
 | |
|         self.assertEqual(len(form.cleaned_data), 1)
 | |
|         self.assertQuerysetEqual(form.cleaned_data['items'], ['Core', 'Pear'])
 | |
| 
 | |
|     def test_model_field_that_returns_none_to_exclude_itself_with_explicit_fields(self):
 | |
|         self.assertEqual(list(CustomFieldForExclusionForm.base_fields),
 | |
|                          ['name'])
 | |
|         self.assertHTMLEqual(six.text_type(CustomFieldForExclusionForm()),
 | |
|                          '''<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" maxlength="10" /></td></tr>''')
 | |
| 
 | |
|     def test_iterable_model_m2m(self) :
 | |
|         colour = Colour.objects.create(name='Blue')
 | |
|         form = ColourfulItemForm()
 | |
|         self.maxDiff = 1024
 | |
|         self.assertHTMLEqual(
 | |
|             form.as_p(),
 | |
|             """<p><label for="id_name">Name:</label> <input id="id_name" type="text" name="name" maxlength="50" /></p>
 | |
|         <p><label for="id_colours">Colours:</label> <select multiple="multiple" name="colours" id="id_colours">
 | |
|         <option value="%(blue_pk)s">Blue</option>
 | |
|         </select> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></p>"""
 | |
|             % {'blue_pk': colour.pk})
 |