mirror of
https://github.com/django/django.git
synced 2024-12-01 15:42:04 +01:00
298 lines
13 KiB
Python
298 lines
13 KiB
Python
from django import forms
|
|
from django.contrib.contenttypes.forms import generic_inlineformset_factory
|
|
from django.contrib.contenttypes.models import ContentType
|
|
from django.db import models
|
|
from django.test import TestCase
|
|
from django.test.utils import isolate_apps
|
|
|
|
from .models import (
|
|
Animal, ForProxyModelModel, Gecko, Mineral, ProxyRelatedModel, TaggedItem,
|
|
)
|
|
|
|
|
|
class CustomWidget(forms.TextInput):
|
|
pass
|
|
|
|
|
|
class TaggedItemForm(forms.ModelForm):
|
|
class Meta:
|
|
model = TaggedItem
|
|
fields = '__all__'
|
|
widgets = {'tag': CustomWidget}
|
|
|
|
|
|
class GenericInlineFormsetTests(TestCase):
|
|
|
|
def test_output(self):
|
|
GenericFormSet = generic_inlineformset_factory(TaggedItem, extra=1)
|
|
formset = GenericFormSet()
|
|
self.assertHTMLEqual(
|
|
''.join(form.as_p() for form in formset.forms),
|
|
"""<p><label for="id_generic_relations-taggeditem-content_type-object_id-0-tag">
|
|
Tag:</label> <input id="id_generic_relations-taggeditem-content_type-object_id-0-tag" type="text"
|
|
name="generic_relations-taggeditem-content_type-object_id-0-tag" maxlength="50"></p>
|
|
<p><label for="id_generic_relations-taggeditem-content_type-object_id-0-DELETE">Delete:</label>
|
|
<input type="checkbox" name="generic_relations-taggeditem-content_type-object_id-0-DELETE"
|
|
id="id_generic_relations-taggeditem-content_type-object_id-0-DELETE">
|
|
<input type="hidden" name="generic_relations-taggeditem-content_type-object_id-0-id"
|
|
id="id_generic_relations-taggeditem-content_type-object_id-0-id"></p>"""
|
|
)
|
|
formset = GenericFormSet(instance=Animal())
|
|
self.assertHTMLEqual(
|
|
''.join(form.as_p() for form in formset.forms),
|
|
"""<p><label for="id_generic_relations-taggeditem-content_type-object_id-0-tag">
|
|
Tag:</label> <input id="id_generic_relations-taggeditem-content_type-object_id-0-tag"
|
|
type="text" name="generic_relations-taggeditem-content_type-object_id-0-tag" maxlength="50"></p>
|
|
<p><label for="id_generic_relations-taggeditem-content_type-object_id-0-DELETE">Delete:</label>
|
|
<input type="checkbox" name="generic_relations-taggeditem-content_type-object_id-0-DELETE"
|
|
id="id_generic_relations-taggeditem-content_type-object_id-0-DELETE"><input type="hidden"
|
|
name="generic_relations-taggeditem-content_type-object_id-0-id"
|
|
id="id_generic_relations-taggeditem-content_type-object_id-0-id"></p>"""
|
|
)
|
|
platypus = Animal.objects.create(
|
|
common_name='Platypus', latin_name='Ornithorhynchus anatinus',
|
|
)
|
|
platypus.tags.create(tag='shiny')
|
|
GenericFormSet = generic_inlineformset_factory(TaggedItem, extra=1)
|
|
formset = GenericFormSet(instance=platypus)
|
|
tagged_item_id = TaggedItem.objects.get(tag='shiny', object_id=platypus.id).id
|
|
self.assertHTMLEqual(
|
|
''.join(form.as_p() for form in formset.forms),
|
|
"""<p><label for="id_generic_relations-taggeditem-content_type-object_id-0-tag">Tag:</label>
|
|
<input id="id_generic_relations-taggeditem-content_type-object_id-0-tag" type="text"
|
|
name="generic_relations-taggeditem-content_type-object_id-0-tag" value="shiny" maxlength="50"></p>
|
|
<p><label for="id_generic_relations-taggeditem-content_type-object_id-0-DELETE">Delete:</label>
|
|
<input type="checkbox" name="generic_relations-taggeditem-content_type-object_id-0-DELETE"
|
|
id="id_generic_relations-taggeditem-content_type-object_id-0-DELETE">
|
|
<input type="hidden" name="generic_relations-taggeditem-content_type-object_id-0-id"
|
|
value="%s" id="id_generic_relations-taggeditem-content_type-object_id-0-id"></p>
|
|
<p><label for="id_generic_relations-taggeditem-content_type-object_id-1-tag">Tag:</label>
|
|
<input id="id_generic_relations-taggeditem-content_type-object_id-1-tag" type="text"
|
|
name="generic_relations-taggeditem-content_type-object_id-1-tag" maxlength="50"></p>
|
|
<p><label for="id_generic_relations-taggeditem-content_type-object_id-1-DELETE">Delete:</label>
|
|
<input type="checkbox" name="generic_relations-taggeditem-content_type-object_id-1-DELETE"
|
|
id="id_generic_relations-taggeditem-content_type-object_id-1-DELETE">
|
|
<input type="hidden" name="generic_relations-taggeditem-content_type-object_id-1-id"
|
|
id="id_generic_relations-taggeditem-content_type-object_id-1-id"></p>""" % tagged_item_id
|
|
)
|
|
lion = Animal.objects.create(common_name='Lion', latin_name='Panthera leo')
|
|
formset = GenericFormSet(instance=lion, prefix='x')
|
|
self.assertHTMLEqual(
|
|
''.join(form.as_p() for form in formset.forms),
|
|
"""<p><label for="id_x-0-tag">Tag:</label>
|
|
<input id="id_x-0-tag" type="text" name="x-0-tag" maxlength="50"></p>
|
|
<p><label for="id_x-0-DELETE">Delete:</label> <input type="checkbox" name="x-0-DELETE" id="id_x-0-DELETE">
|
|
<input type="hidden" name="x-0-id" id="id_x-0-id"></p>"""
|
|
)
|
|
|
|
def test_options(self):
|
|
TaggedItemFormSet = generic_inlineformset_factory(
|
|
TaggedItem,
|
|
can_delete=False,
|
|
exclude=['tag'],
|
|
extra=3,
|
|
)
|
|
platypus = Animal.objects.create(common_name='Platypus', latin_name='Ornithorhynchus anatinus')
|
|
harmless = platypus.tags.create(tag='harmless')
|
|
mammal = platypus.tags.create(tag='mammal')
|
|
# Works without a queryset.
|
|
formset = TaggedItemFormSet(instance=platypus)
|
|
self.assertEqual(len(formset.forms), 5)
|
|
self.assertHTMLEqual(
|
|
formset.forms[0].as_p(),
|
|
'<input type="hidden" name="generic_relations-taggeditem-content_type-object_id-0-id" value="%s" '
|
|
'id="id_generic_relations-taggeditem-content_type-object_id-0-id">' % harmless.pk
|
|
)
|
|
self.assertEqual(formset.forms[0].instance, harmless)
|
|
self.assertEqual(formset.forms[1].instance, mammal)
|
|
self.assertIsNone(formset.forms[2].instance.pk)
|
|
# A queryset can be used to alter display ordering.
|
|
formset = TaggedItemFormSet(instance=platypus, queryset=TaggedItem.objects.order_by('-tag'))
|
|
self.assertEqual(len(formset.forms), 5)
|
|
self.assertEqual(formset.forms[0].instance, mammal)
|
|
self.assertEqual(formset.forms[1].instance, harmless)
|
|
self.assertIsNone(formset.forms[2].instance.pk)
|
|
# A queryset that omits items.
|
|
formset = TaggedItemFormSet(instance=platypus, queryset=TaggedItem.objects.filter(tag__startswith='harm'))
|
|
self.assertEqual(len(formset.forms), 4)
|
|
self.assertEqual(formset.forms[0].instance, harmless)
|
|
self.assertIsNone(formset.forms[1].instance.pk)
|
|
|
|
def test_get_queryset_ordering(self):
|
|
"""
|
|
BaseGenericInlineFormSet.get_queryset() adds default ordering, if
|
|
needed.
|
|
"""
|
|
inline_formset = generic_inlineformset_factory(TaggedItem, exclude=('tag',))
|
|
formset = inline_formset(instance=Gecko.objects.create())
|
|
self.assertIs(formset.get_queryset().ordered, True)
|
|
|
|
def test_initial(self):
|
|
quartz = Mineral.objects.create(name='Quartz', hardness=7)
|
|
GenericFormSet = generic_inlineformset_factory(TaggedItem, extra=1)
|
|
ctype = ContentType.objects.get_for_model(quartz)
|
|
initial_data = [{
|
|
'tag': 'lizard',
|
|
'content_type': ctype.pk,
|
|
'object_id': quartz.pk,
|
|
}]
|
|
formset = GenericFormSet(initial=initial_data)
|
|
self.assertEqual(formset.forms[0].initial, initial_data[0])
|
|
|
|
def test_meta_widgets(self):
|
|
"""TaggedItemForm has a widget defined in Meta."""
|
|
Formset = generic_inlineformset_factory(TaggedItem, TaggedItemForm)
|
|
form = Formset().forms[0]
|
|
self.assertIsInstance(form['tag'].field.widget, CustomWidget)
|
|
|
|
@isolate_apps('generic_relations')
|
|
def test_incorrect_content_type(self):
|
|
class BadModel(models.Model):
|
|
content_type = models.PositiveIntegerField()
|
|
|
|
msg = "fk_name 'generic_relations.BadModel.content_type' is not a ForeignKey to ContentType"
|
|
with self.assertRaisesMessage(Exception, msg):
|
|
generic_inlineformset_factory(BadModel, TaggedItemForm)
|
|
|
|
def test_save_new_uses_form_save(self):
|
|
class SaveTestForm(forms.ModelForm):
|
|
def save(self, *args, **kwargs):
|
|
self.instance.saved_by = 'custom method'
|
|
return super().save(*args, **kwargs)
|
|
|
|
Formset = generic_inlineformset_factory(ForProxyModelModel, fields='__all__', form=SaveTestForm)
|
|
instance = ProxyRelatedModel.objects.create()
|
|
data = {
|
|
'form-TOTAL_FORMS': '1',
|
|
'form-INITIAL_FORMS': '0',
|
|
'form-MAX_NUM_FORMS': '',
|
|
'form-0-title': 'foo',
|
|
}
|
|
formset = Formset(data, instance=instance, prefix='form')
|
|
self.assertTrue(formset.is_valid())
|
|
new_obj = formset.save()[0]
|
|
self.assertEqual(new_obj.saved_by, 'custom method')
|
|
|
|
def test_save_new_for_proxy(self):
|
|
Formset = generic_inlineformset_factory(ForProxyModelModel, fields='__all__', for_concrete_model=False)
|
|
instance = ProxyRelatedModel.objects.create()
|
|
data = {
|
|
'form-TOTAL_FORMS': '1',
|
|
'form-INITIAL_FORMS': '0',
|
|
'form-MAX_NUM_FORMS': '',
|
|
'form-0-title': 'foo',
|
|
}
|
|
formset = Formset(data, instance=instance, prefix='form')
|
|
self.assertTrue(formset.is_valid())
|
|
new_obj, = formset.save()
|
|
self.assertEqual(new_obj.obj, instance)
|
|
|
|
def test_save_new_for_concrete(self):
|
|
Formset = generic_inlineformset_factory(ForProxyModelModel, fields='__all__', for_concrete_model=True)
|
|
instance = ProxyRelatedModel.objects.create()
|
|
data = {
|
|
'form-TOTAL_FORMS': '1',
|
|
'form-INITIAL_FORMS': '0',
|
|
'form-MAX_NUM_FORMS': '',
|
|
'form-0-title': 'foo',
|
|
}
|
|
formset = Formset(data, instance=instance, prefix='form')
|
|
self.assertTrue(formset.is_valid())
|
|
new_obj, = formset.save()
|
|
self.assertNotIsInstance(new_obj.obj, ProxyRelatedModel)
|
|
|
|
def test_initial_count(self):
|
|
GenericFormSet = generic_inlineformset_factory(TaggedItem)
|
|
data = {
|
|
'form-TOTAL_FORMS': '3',
|
|
'form-INITIAL_FORMS': '3',
|
|
'form-MAX_NUM_FORMS': '',
|
|
}
|
|
formset = GenericFormSet(data=data, prefix='form')
|
|
self.assertEqual(formset.initial_form_count(), 3)
|
|
formset = GenericFormSet(data=data, prefix='form', save_as_new=True)
|
|
self.assertEqual(formset.initial_form_count(), 0)
|
|
|
|
def test_save_as_new(self):
|
|
"""
|
|
The save_as_new parameter creates new items that are associated with
|
|
the object.
|
|
"""
|
|
lion = Animal.objects.create(common_name='Lion', latin_name='Panthera leo')
|
|
yellow = lion.tags.create(tag='yellow')
|
|
hairy = lion.tags.create(tag='hairy')
|
|
GenericFormSet = generic_inlineformset_factory(TaggedItem)
|
|
data = {
|
|
'form-TOTAL_FORMS': '3',
|
|
'form-INITIAL_FORMS': '2',
|
|
'form-MAX_NUM_FORMS': '',
|
|
'form-0-id': str(yellow.pk),
|
|
'form-0-tag': 'hunts',
|
|
'form-1-id': str(hairy.pk),
|
|
'form-1-tag': 'roars',
|
|
}
|
|
formset = GenericFormSet(data, instance=lion, prefix='form', save_as_new=True)
|
|
self.assertTrue(formset.is_valid())
|
|
tags = formset.save()
|
|
self.assertEqual([tag.tag for tag in tags], ['hunts', 'roars'])
|
|
hunts, roars = tags
|
|
self.assertSequenceEqual(lion.tags.order_by('tag'), [hairy, hunts, roars, yellow])
|
|
|
|
def test_absolute_max(self):
|
|
GenericFormSet = generic_inlineformset_factory(TaggedItem, absolute_max=1500)
|
|
data = {
|
|
'form-TOTAL_FORMS': '1501',
|
|
'form-INITIAL_FORMS': '0',
|
|
'form-MAX_NUM_FORMS': '0',
|
|
}
|
|
formset = GenericFormSet(data=data, prefix='form')
|
|
self.assertIs(formset.is_valid(), False)
|
|
self.assertEqual(len(formset.forms), 1500)
|
|
self.assertEqual(
|
|
formset.non_form_errors(),
|
|
['Please submit at most 1000 forms.'],
|
|
)
|
|
|
|
def test_absolute_max_with_max_num(self):
|
|
GenericFormSet = generic_inlineformset_factory(
|
|
TaggedItem,
|
|
max_num=20,
|
|
absolute_max=100,
|
|
)
|
|
data = {
|
|
'form-TOTAL_FORMS': '101',
|
|
'form-INITIAL_FORMS': '0',
|
|
'form-MAX_NUM_FORMS': '0',
|
|
}
|
|
formset = GenericFormSet(data=data, prefix='form')
|
|
self.assertIs(formset.is_valid(), False)
|
|
self.assertEqual(len(formset.forms), 100)
|
|
self.assertEqual(
|
|
formset.non_form_errors(),
|
|
['Please submit at most 20 forms.'],
|
|
)
|
|
|
|
def test_can_delete_extra(self):
|
|
GenericFormSet = generic_inlineformset_factory(
|
|
TaggedItem,
|
|
can_delete=True,
|
|
can_delete_extra=True,
|
|
extra=2,
|
|
)
|
|
formset = GenericFormSet()
|
|
self.assertEqual(len(formset), 2)
|
|
self.assertIn('DELETE', formset.forms[0].fields)
|
|
self.assertIn('DELETE', formset.forms[1].fields)
|
|
|
|
def test_disable_delete_extra(self):
|
|
GenericFormSet = generic_inlineformset_factory(
|
|
TaggedItem,
|
|
can_delete=True,
|
|
can_delete_extra=False,
|
|
extra=2,
|
|
)
|
|
formset = GenericFormSet()
|
|
self.assertEqual(len(formset), 2)
|
|
self.assertNotIn('DELETE', formset.forms[0].fields)
|
|
self.assertNotIn('DELETE', formset.forms[1].fields)
|