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f20b254ccc
form_for_model(). Patch from David Danier and PhiR. Thanks. git-svn-id: http://code.djangoproject.com/svn/django/trunk@6568 bcc190cf-cafb-0310-a4f2-bffc1f526a37
50 lines
1.5 KiB
Python
50 lines
1.5 KiB
Python
import datetime
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from django.db import models
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class BoundaryModel(models.Model):
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positive_integer = models.PositiveIntegerField(null=True, blank=True)
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class Defaults(models.Model):
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name = models.CharField(max_length=256, default='class default value')
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date = models.DateField(default = datetime.date(1980, 1, 1))
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value = models.IntegerField(default=42)
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__test__ = {'API_TESTS': """
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>>> from django.newforms import form_for_model, form_for_instance
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# Boundary conditions on a PostitiveIntegerField #########################
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>>> BoundaryForm = form_for_model(BoundaryModel)
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>>> f = BoundaryForm({'positive_integer':100})
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>>> f.is_valid()
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True
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>>> f = BoundaryForm({'positive_integer':0})
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>>> f.is_valid()
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True
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>>> f = BoundaryForm({'positive_integer':-100})
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>>> f.is_valid()
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False
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# Formfield initial values ########
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If the model has default values for some fields, they are used as the formfield
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initial values.
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>>> DefaultsForm = form_for_model(Defaults)
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>>> DefaultsForm().fields['name'].initial
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u'class default value'
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>>> DefaultsForm().fields['date'].initial
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datetime.date(1980, 1, 1)
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>>> DefaultsForm().fields['value'].initial
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42
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In form_for_instance(), the initial values come from the instance's values, not
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the model's defaults.
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>>> foo_instance = Defaults(name=u'instance value', date = datetime.date(1969, 4, 4), value = 12)
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>>> InstanceForm = form_for_instance(foo_instance)
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>>> InstanceForm().fields['name'].initial
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u'instance value'
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>>> InstanceForm().fields['date'].initial
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datetime.date(1969, 4, 4)
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>>> InstanceForm().fields['value'].initial
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12
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"""}
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