Converted model_fields regression tests into unittests.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@10499 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Jacob Kaplan-Moss 2009-04-10 19:54:14 +00:00
parent f146132831
commit 3524c74f0b
2 changed files with 103 additions and 134 deletions

View File

@ -1,4 +1,3 @@
from django.db import models
try:
@ -38,63 +37,3 @@ class BigD(models.Model):
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
"""}

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@ -1,79 +1,109 @@
"""
>>> from django.db.models.fields import *
>>> try:
... from decimal import Decimal
... except ImportError:
... from django.utils._decimal import Decimal
import datetime
import unittest
import django.test
from django.db import models
from django.core.exceptions import ValidationError
from models import Foo, Bar, Whiz, BigD, BigS
try:
from decimal import Decimal
except ImportError:
from django.utils._decimal import Decimal
# DecimalField
class DecimalFieldTests(django.test.TestCase):
def test_to_python(self):
f = models.DecimalField(max_digits=4, decimal_places=2)
self.assertEqual(f.to_python(3), Decimal("3"))
self.assertEqual(f.to_python("3.14"), Decimal("3.14"))
self.assertRaises(ValidationError, f.to_python, "abc")
>>> f = DecimalField(max_digits=4, decimal_places=2)
def test_default(self):
f = models.DecimalField(default=Decimal("0.00"))
self.assertEqual(f.get_default(), Decimal("0.00"))
>>> f.to_python(3) == Decimal("3")
True
def test_format(self):
f = models.DecimalField(max_digits=5, decimal_places=1)
self.assertEqual(f._format(f.to_python(2)), u'2.0')
self.assertEqual(f._format(f.to_python('2.6')), u'2.6')
self.assertEqual(f._format(None), None)
>>> f.to_python("3.14") == Decimal("3.14")
True
def test_get_db_prep_lookup(self):
f = models.DecimalField(max_digits=5, decimal_places=1)
self.assertEqual(f.get_db_prep_lookup('exact', None), [None])
>>> f.to_python("abc")
Traceback (most recent call last):
...
ValidationError: This value must be a decimal number.
def test_filter_with_strings(self):
"""
We should be able to filter decimal fields using strings (#8023)
"""
Foo.objects.create(id=1, a='abc', d=Decimal("12.34"))
self.assertEqual(list(Foo.objects.filter(d=u'1.23')), [])
>>> f = DecimalField(default=Decimal("0.00"))
>>> f.get_default()
Decimal("0.00")
def test_save_wihout_float_conversion(self):
"""
Ensure decimals don't go through a corrupting float conversion during
save (#5079).
"""
bd = BigD(d="12.9")
bd.save()
bd = BigD.objects.get(pk=bd.pk)
self.assertEqual(bd.d, Decimal("12.9"))
>>> f = DecimalField(max_digits=5, decimal_places=1)
>>> x = f.to_python(2)
>>> y = f.to_python('2.6')
class ForeignKeyTests(django.test.TestCase):
def test_callable_default(self):
"""Test the use of a lazy callable for ForeignKey.default"""
a = Foo.objects.create(id=1, a='abc', d=Decimal("12.34"))
b = Bar.objects.create(b="bcd")
self.assertEqual(b.a, a)
>>> f._format(x)
u'2.0'
>>> f._format(y)
u'2.6'
>>> f._format(None)
>>> f.get_db_prep_lookup('exact', None)
[None]
class DateTimeFieldTests(unittest.TestCase):
def test_datetimefield_to_python_usecs(self):
"""DateTimeField.to_python should support usecs"""
f = models.DateTimeField()
self.assertEqual(f.to_python('2001-01-02 03:04:05.000006'),
datetime.datetime(2001, 1, 2, 3, 4, 5, 6))
self.assertEqual(f.to_python('2001-01-02 03:04:05.999999'),
datetime.datetime(2001, 1, 2, 3, 4, 5, 999999))
# DateTimeField and TimeField to_python should support usecs:
>>> f = DateTimeField()
>>> f.to_python('2001-01-02 03:04:05.000006')
datetime.datetime(2001, 1, 2, 3, 4, 5, 6)
>>> f.to_python('2001-01-02 03:04:05.999999')
datetime.datetime(2001, 1, 2, 3, 4, 5, 999999)
def test_timefield_to_python_usecs(self):
"""TimeField.to_python should support usecs"""
f = models.TimeField()
self.assertEqual(f.to_python('01:02:03.000004'),
datetime.time(1, 2, 3, 4))
self.assertEqual(f.to_python('01:02:03.999999'),
datetime.time(1, 2, 3, 999999))
>>> f = TimeField()
>>> f.to_python('01:02:03.000004')
datetime.time(1, 2, 3, 4)
>>> f.to_python('01:02:03.999999')
datetime.time(1, 2, 3, 999999)
class BooleanFieldTests(unittest.TestCase):
def _test_get_db_prep_lookup(self, f):
self.assertEqual(f.get_db_prep_lookup('exact', True), [True])
self.assertEqual(f.get_db_prep_lookup('exact', '1'), [True])
self.assertEqual(f.get_db_prep_lookup('exact', 1), [True])
self.assertEqual(f.get_db_prep_lookup('exact', False), [False])
self.assertEqual(f.get_db_prep_lookup('exact', '0'), [False])
self.assertEqual(f.get_db_prep_lookup('exact', 0), [False])
self.assertEqual(f.get_db_prep_lookup('exact', None), [None])
# Boolean and null boolean fields
>>> f = BooleanField()
>>> for val in (True, '1', 1):
... f.get_db_prep_lookup('exact', val)
[True]
[True]
[True]
>>> for val in (False, '0', 0):
... f.get_db_prep_lookup('exact', val)
[False]
[False]
[False]
def test_booleanfield_get_db_prep_lookup(self):
self._test_get_db_prep_lookup(models.BooleanField())
>>> f = NullBooleanField()
>>> for val in (True, '1', 1):
... f.get_db_prep_lookup('exact', val)
[True]
[True]
[True]
>>> for val in (False, '0', 0):
... f.get_db_prep_lookup('exact', val)
[False]
[False]
[False]
>>> f.get_db_prep_lookup('exact', None)
[None]
def test_nullbooleanfield_get_db_prep_lookup(self):
self._test_get_db_prep_lookup(models.NullBooleanField())
"""
class ChoicesTests(django.test.TestCase):
def test_choices_and_field_display(self):
"""
Check that get_choices and get_flatchoices interact with
get_FIELD_display to return the expected values (#7913).
"""
self.assertEqual(Whiz(c=1).get_c_display(), 'First') # A nested value
self.assertEqual(Whiz(c=0).get_c_display(), 'Other') # A top level value
self.assertEqual(Whiz(c=9).get_c_display(), 9) # Invalid value
self.assertEqual(Whiz(c=None).get_c_display(), None) # Blank value
self.assertEqual(Whiz(c='').get_c_display(), '') # Empty value
class SlugFieldTests(django.test.TestCase):
def test_slugfield_max_length(self):
"""
Make sure SlugField honors max_length (#9706)
"""
bs = BigS.objects.create(s = 'slug'*50)
bs = BigS.objects.get(pk=bs.pk)
self.assertEqual(bs.s, 'slug'*50)