diff --git a/django/db/models/fields/__init__.py b/django/db/models/fields/__init__.py index 0fff96b230..20a4f11f1d 100644 --- a/django/db/models/fields/__init__.py +++ b/django/db/models/fields/__init__.py @@ -391,6 +391,8 @@ class Field(object): defaults = {'required': not self.blank, 'label': capfirst(self.verbose_name), 'help_text': self.help_text} if self.choices: defaults['widget'] = forms.Select(choices=self.get_choices()) + if self.has_default(): + defaults['initial'] = self.get_default() defaults.update(kwargs) return form_class(**defaults) diff --git a/tests/regressiontests/forms/models.py b/tests/regressiontests/forms/models.py index f4f8607193..71dfff0a80 100644 --- a/tests/regressiontests/forms/models.py +++ b/tests/regressiontests/forms/models.py @@ -1,21 +1,49 @@ +import datetime + from django.db import models -class BoundaryModel(models.Model): +class BoundaryModel(models.Model): positive_integer = models.PositiveIntegerField(null=True, blank=True) - + +class Defaults(models.Model): + name = models.CharField(max_length=256, default='class default value') + date = models.DateField(default = datetime.date(1980, 1, 1)) + value = models.IntegerField(default=42) + __test__ = {'API_TESTS': """ ->>> from django.newforms import form_for_model +>>> from django.newforms import form_for_model, form_for_instance # Boundary conditions on a PostitiveIntegerField ######################### ->>> BoundaryForm = form_for_model(BoundaryModel) ->>> f = BoundaryForm({'positive_integer':100}) ->>> f.is_valid() +>>> BoundaryForm = form_for_model(BoundaryModel) +>>> f = BoundaryForm({'positive_integer':100}) +>>> f.is_valid() True ->>> f = BoundaryForm({'positive_integer':0}) ->>> f.is_valid() +>>> f = BoundaryForm({'positive_integer':0}) +>>> f.is_valid() True ->>> f = BoundaryForm({'positive_integer':-100}) ->>> f.is_valid() +>>> f = BoundaryForm({'positive_integer':-100}) +>>> f.is_valid() False -"""} \ No newline at end of file +# Formfield initial values ######## +If the model has default values for some fields, they are used as the formfield +initial values. +>>> DefaultsForm = form_for_model(Defaults) +>>> DefaultsForm().fields['name'].initial +u'class default value' +>>> DefaultsForm().fields['date'].initial +datetime.date(1980, 1, 1) +>>> DefaultsForm().fields['value'].initial +42 + +In form_for_instance(), the initial values come from the instance's values, not +the model's defaults. +>>> foo_instance = Defaults(name=u'instance value', date = datetime.date(1969, 4, 4), value = 12) +>>> InstanceForm = form_for_instance(foo_instance) +>>> InstanceForm().fields['name'].initial +u'instance value' +>>> InstanceForm().fields['date'].initial +datetime.date(1969, 4, 4) +>>> InstanceForm().fields['value'].initial +12 +"""}