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Code Issues 32 Releases Wiki Activity

Fixed #7888 -- Handle model inheritance with model formsets correctly. Thanks bpeschier for the report.

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@8528 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Brian Rosner
2008-08-25 03:51:25 +00:00
parent 05e8c3ecd3
commit 82a1d5471c
4 changed files with 70 additions and 3 deletions
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50
tests/modeltests/model_formsets/models.py
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@@ -14,6 +14,9 @@ class Author(models.Model):
def __unicode__(self):
return self.name
class BetterAuthor(Author):
write_speed = models.IntegerField()
class Book(models.Model):
author = models.ForeignKey(Author)
title = models.CharField(max_length=100)
@@ -229,6 +232,53 @@ used.
>>> [sorted(x.items()) for x in formset.initial]
[[('id', 1), ('name', u'Charles Baudelaire')], [('id', 3), ('name', u'Paul Verlaine')], [('id', 2), ('name', u'Walt Whitman')]]
# Model inheritance in model formsets ########################################
>>> BetterAuthorFormSet = modelformset_factory(BetterAuthor)
>>> formset = BetterAuthorFormSet()
>>> for form in formset.forms:
... print form.as_p()
<p><label for="id_form-0-name">Name:</label> <input id="id_form-0-name" type="text" name="form-0-name" maxlength="100" /></p>
<p><label for="id_form-0-write_speed">Write speed:</label> <input type="text" name="form-0-write_speed" id="id_form-0-write_speed" /><input type="hidden" name="form-0-author_ptr_id" id="id_form-0-author_ptr_id" /></p>
>>> data = {
... 'form-TOTAL_FORMS': '1', # the number of forms rendered
... 'form-INITIAL_FORMS': '0', # the number of forms with initial data
... 'form-0-author_ptr_id': '',
... 'form-0-name': 'Ernest Hemingway',
... 'form-0-write_speed': '10',
... }
>>> formset = BetterAuthorFormSet(data)
>>> formset.is_valid()
True
>>> formset.save()
[<BetterAuthor: Ernest Hemingway>]
>>> formset = BetterAuthorFormSet()
>>> for form in formset.forms:
... print form.as_p()
<p><label for="id_form-0-name">Name:</label> <input id="id_form-0-name" type="text" name="form-0-name" value="Ernest Hemingway" maxlength="100" /></p>
<p><label for="id_form-0-write_speed">Write speed:</label> <input type="text" name="form-0-write_speed" value="10" id="id_form-0-write_speed" /><input type="hidden" name="form-0-author_ptr_id" value="4" id="id_form-0-author_ptr_id" /></p>
<p><label for="id_form-1-name">Name:</label> <input id="id_form-1-name" type="text" name="form-1-name" maxlength="100" /></p>
<p><label for="id_form-1-write_speed">Write speed:</label> <input type="text" name="form-1-write_speed" id="id_form-1-write_speed" /><input type="hidden" name="form-1-author_ptr_id" id="id_form-1-author_ptr_id" /></p>
>>> data = {
... 'form-TOTAL_FORMS': '2', # the number of forms rendered
... 'form-INITIAL_FORMS': '1', # the number of forms with initial data
... 'form-0-author_ptr_id': '4',
... 'form-0-name': 'Ernest Hemingway',
... 'form-0-write_speed': '10',
... 'form-1-author_ptr_id': '',
... 'form-1-name': '',
... 'form-1-write_speed': '',
... }
>>> formset = BetterAuthorFormSet(data)
>>> formset.is_valid()
True
>>> formset.save()
[]
# Inline Formsets ############################################################