django1/tests/regressiontests/model_fields/models.py

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from django.db import models
try:
import decimal
except ImportError:
from django.utils import _decimal as decimal # Python 2.3 fallback
class Foo(models.Model):
a = models.CharField(max_length=10)
d = models.DecimalField(max_digits=5, decimal_places=3)
def get_foo():
return Foo.objects.get(id=1)
class Bar(models.Model):
b = models.CharField(max_length=10)
a = models.ForeignKey(Foo, default=get_foo)
class Whiz(models.Model):
CHOICES = (
('Group 1', (
(1,'First'),
(2,'Second'),
)
),
('Group 2', (
(3,'Third'),
(4,'Fourth'),
)
),
(0,'Other'),
)
c = models.IntegerField(choices=CHOICES, null=True)
class BigD(models.Model):
d = models.DecimalField(max_digits=38, decimal_places=30)
class BigS(models.Model):
s = models.SlugField(max_length=255)
__test__ = {'API_TESTS':"""
# Create a couple of Places.
>>> f = Foo.objects.create(a='abc', d=decimal.Decimal("12.34"))
>>> f.id
1
>>> b = Bar(b = "bcd")
>>> b.a
<Foo: Foo object>
>>> b.save()
# Regression tests for #7913
# Check that get_choices and get_flatchoices interact with
# get_FIELD_display to return the expected values.
# Test a nested value
>>> w = Whiz(c=1)
>>> w.save()
>>> w.get_c_display()
u'First'
# Test a top level value
>>> w.c = 0
>>> w.get_c_display()
u'Other'
# Test an invalid data value
>>> w.c = 9
>>> w.get_c_display()
9
# Test a blank data value
>>> w.c = None
>>> print w.get_c_display()
None
# Test an empty data value
>>> w.c = ''
>>> w.get_c_display()
u''
# Regression test for #8023: should be able to filter decimal fields using
# strings (which is what gets passed through from, e.g., the admin interface).
>>> Foo.objects.filter(d=u'1.23')
[]
# Regression test for #5079 -- ensure decimals don't go through a corrupting
# float conversion during save.
>>> bd = BigD(d="12.9")
>>> bd.save()
>>> bd = BigD.objects.get(pk=bd.pk)
>>> bd.d == decimal.Decimal("12.9")
True
# Regression test for #9706: ensure SlugField honors max_length.
>>> bs = BigS.objects.create(s = 'slug' * 50)
>>> bs = BigS.objects.get(pk=bs.pk)
>>> bs.s == 'slug' * 50
True
"""}