319 lines
12 KiB
Python
319 lines
12 KiB
Python
import datetime
|
|
import unittest
|
|
|
|
import django.test
|
|
from django import forms
|
|
from django.db import models
|
|
from django.core.exceptions import ValidationError
|
|
|
|
from models import Foo, Bar, Whiz, BigD, BigS, Image, BigInt, Post, NullBooleanModel, BooleanModel
|
|
|
|
try:
|
|
from decimal import Decimal
|
|
except ImportError:
|
|
from django.utils._decimal import Decimal
|
|
|
|
|
|
# If PIL available, do these tests.
|
|
if Image:
|
|
from imagefield import \
|
|
ImageFieldTests, \
|
|
ImageFieldTwoDimensionsTests, \
|
|
ImageFieldNoDimensionsTests, \
|
|
ImageFieldOneDimensionTests, \
|
|
ImageFieldDimensionsFirstTests, \
|
|
ImageFieldUsingFileTests, \
|
|
TwoImageFieldTests
|
|
|
|
|
|
class BasicFieldTests(django.test.TestCase):
|
|
def test_show_hidden_initial(self):
|
|
"""
|
|
Regression test for #12913. Make sure fields with choices respect
|
|
show_hidden_initial as a kwarg to models.Field.formfield()
|
|
"""
|
|
choices = [(0, 0), (1, 1)]
|
|
model_field = models.Field(choices=choices)
|
|
form_field = model_field.formfield(show_hidden_initial=True)
|
|
self.assertTrue(form_field.show_hidden_initial)
|
|
|
|
form_field = model_field.formfield(show_hidden_initial=False)
|
|
self.assertFalse(form_field.show_hidden_initial)
|
|
|
|
def test_nullbooleanfield_blank(self):
|
|
"""
|
|
Regression test for #13071: NullBooleanField should not throw
|
|
a validation error when given a value of None.
|
|
|
|
"""
|
|
nullboolean = NullBooleanModel(nbfield=None)
|
|
try:
|
|
nullboolean.full_clean()
|
|
except ValidationError, e:
|
|
self.fail("NullBooleanField failed validation with value of None: %s" % e.messages)
|
|
|
|
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")
|
|
|
|
def test_default(self):
|
|
f = models.DecimalField(default=Decimal("0.00"))
|
|
self.assertEqual(f.get_default(), Decimal("0.00"))
|
|
|
|
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)
|
|
|
|
def test_get_db_prep_lookup(self):
|
|
from django.db import connection
|
|
f = models.DecimalField(max_digits=5, decimal_places=1)
|
|
self.assertEqual(f.get_db_prep_lookup('exact', None, connection=connection), [None])
|
|
|
|
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')), [])
|
|
|
|
def test_save_without_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"))
|
|
|
|
def test_lookup_really_big_value(self):
|
|
"""
|
|
Ensure that really big values can be used in a filter statement, even
|
|
with older Python versions.
|
|
"""
|
|
# This should not crash. That counts as a win for our purposes.
|
|
Foo.objects.filter(d__gte=100000000000)
|
|
|
|
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)
|
|
|
|
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))
|
|
|
|
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))
|
|
|
|
class BooleanFieldTests(unittest.TestCase):
|
|
def _test_get_db_prep_lookup(self, f):
|
|
from django.db import connection
|
|
self.assertEqual(f.get_db_prep_lookup('exact', True, connection=connection), [True])
|
|
self.assertEqual(f.get_db_prep_lookup('exact', '1', connection=connection), [True])
|
|
self.assertEqual(f.get_db_prep_lookup('exact', 1, connection=connection), [True])
|
|
self.assertEqual(f.get_db_prep_lookup('exact', False, connection=connection), [False])
|
|
self.assertEqual(f.get_db_prep_lookup('exact', '0', connection=connection), [False])
|
|
self.assertEqual(f.get_db_prep_lookup('exact', 0, connection=connection), [False])
|
|
self.assertEqual(f.get_db_prep_lookup('exact', None, connection=connection), [None])
|
|
|
|
def _test_to_python(self, f):
|
|
self.assertTrue(f.to_python(1) is True)
|
|
self.assertTrue(f.to_python(0) is False)
|
|
|
|
def test_booleanfield_get_db_prep_lookup(self):
|
|
self._test_get_db_prep_lookup(models.BooleanField())
|
|
|
|
def test_nullbooleanfield_get_db_prep_lookup(self):
|
|
self._test_get_db_prep_lookup(models.NullBooleanField())
|
|
|
|
def test_booleanfield_to_python(self):
|
|
self._test_to_python(models.BooleanField())
|
|
|
|
def test_nullbooleanfield_to_python(self):
|
|
self._test_to_python(models.NullBooleanField())
|
|
|
|
def test_booleanfield_choices_blank(self):
|
|
"""
|
|
Test that BooleanField with choices and defaults doesn't generate a
|
|
formfield with the blank option (#9640, #10549).
|
|
"""
|
|
choices = [(1, u'Si'), (2, 'No')]
|
|
f = models.BooleanField(choices=choices, default=1, null=True)
|
|
self.assertEqual(f.formfield().choices, [('', '---------')] + choices)
|
|
|
|
f = models.BooleanField(choices=choices, default=1, null=False)
|
|
self.assertEqual(f.formfield().choices, choices)
|
|
|
|
def test_return_type(self):
|
|
b = BooleanModel()
|
|
b.bfield = True
|
|
b.save()
|
|
b2 = BooleanModel.objects.get(pk=b.pk)
|
|
self.assertTrue(isinstance(b2.bfield, bool))
|
|
self.assertEqual(b2.bfield, True)
|
|
|
|
b3 = BooleanModel()
|
|
b3.bfield = False
|
|
b3.save()
|
|
b4 = BooleanModel.objects.get(pk=b3.pk)
|
|
self.assertTrue(isinstance(b4.bfield, bool))
|
|
self.assertEqual(b4.bfield, False)
|
|
|
|
b = NullBooleanModel()
|
|
b.nbfield = True
|
|
b.save()
|
|
b2 = NullBooleanModel.objects.get(pk=b.pk)
|
|
self.assertTrue(isinstance(b2.nbfield, bool))
|
|
self.assertEqual(b2.nbfield, True)
|
|
|
|
b3 = NullBooleanModel()
|
|
b3.nbfield = False
|
|
b3.save()
|
|
b4 = NullBooleanModel.objects.get(pk=b3.pk)
|
|
self.assertTrue(isinstance(b4.nbfield, bool))
|
|
self.assertEqual(b4.nbfield, False)
|
|
|
|
# http://code.djangoproject.com/ticket/13293
|
|
# Verify that when an extra clause exists, the boolean
|
|
# conversions are applied with an offset
|
|
b5 = BooleanModel.objects.all().extra(
|
|
select={'string_length': 'LENGTH(string)'})[0]
|
|
self.assertFalse(isinstance(b5.pk, bool))
|
|
|
|
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)
|
|
|
|
|
|
class ValidationTest(django.test.TestCase):
|
|
def test_charfield_raises_error_on_empty_string(self):
|
|
f = models.CharField()
|
|
self.assertRaises(ValidationError, f.clean, "", None)
|
|
|
|
def test_charfield_cleans_empty_string_when_blank_true(self):
|
|
f = models.CharField(blank=True)
|
|
self.assertEqual('', f.clean('', None))
|
|
|
|
def test_integerfield_cleans_valid_string(self):
|
|
f = models.IntegerField()
|
|
self.assertEqual(2, f.clean('2', None))
|
|
|
|
def test_integerfield_raises_error_on_invalid_intput(self):
|
|
f = models.IntegerField()
|
|
self.assertRaises(ValidationError, f.clean, "a", None)
|
|
|
|
def test_charfield_with_choices_cleans_valid_choice(self):
|
|
f = models.CharField(max_length=1, choices=[('a','A'), ('b','B')])
|
|
self.assertEqual('a', f.clean('a', None))
|
|
|
|
def test_charfield_with_choices_raises_error_on_invalid_choice(self):
|
|
f = models.CharField(choices=[('a','A'), ('b','B')])
|
|
self.assertRaises(ValidationError, f.clean, "not a", None)
|
|
|
|
def test_choices_validation_supports_named_groups(self):
|
|
f = models.IntegerField(choices=(('group',((10,'A'),(20,'B'))),(30,'C')))
|
|
self.assertEqual(10, f.clean(10, None))
|
|
|
|
def test_nullable_integerfield_raises_error_with_blank_false(self):
|
|
f = models.IntegerField(null=True, blank=False)
|
|
self.assertRaises(ValidationError, f.clean, None, None)
|
|
|
|
def test_nullable_integerfield_cleans_none_on_null_and_blank_true(self):
|
|
f = models.IntegerField(null=True, blank=True)
|
|
self.assertEqual(None, f.clean(None, None))
|
|
|
|
def test_integerfield_raises_error_on_empty_input(self):
|
|
f = models.IntegerField(null=False)
|
|
self.assertRaises(ValidationError, f.clean, None, None)
|
|
self.assertRaises(ValidationError, f.clean, '', None)
|
|
|
|
def test_charfield_raises_error_on_empty_input(self):
|
|
f = models.CharField(null=False)
|
|
self.assertRaises(ValidationError, f.clean, None, None)
|
|
|
|
def test_datefield_cleans_date(self):
|
|
f = models.DateField()
|
|
self.assertEqual(datetime.date(2008, 10, 10), f.clean('2008-10-10', None))
|
|
|
|
def test_boolean_field_doesnt_accept_empty_input(self):
|
|
f = models.BooleanField()
|
|
self.assertRaises(ValidationError, f.clean, None, None)
|
|
|
|
|
|
class BigIntegerFieldTests(django.test.TestCase):
|
|
def test_limits(self):
|
|
# Ensure that values that are right at the limits can be saved
|
|
# and then retrieved without corruption.
|
|
maxval = 9223372036854775807
|
|
minval = -maxval - 1
|
|
BigInt.objects.create(value=maxval)
|
|
qs = BigInt.objects.filter(value__gte=maxval)
|
|
self.assertEqual(qs.count(), 1)
|
|
self.assertEqual(qs[0].value, maxval)
|
|
BigInt.objects.create(value=minval)
|
|
qs = BigInt.objects.filter(value__lte=minval)
|
|
self.assertEqual(qs.count(), 1)
|
|
self.assertEqual(qs[0].value, minval)
|
|
|
|
def test_types(self):
|
|
b = BigInt(value = 0)
|
|
self.assertTrue(isinstance(b.value, (int, long)))
|
|
b.save()
|
|
self.assertTrue(isinstance(b.value, (int, long)))
|
|
b = BigInt.objects.all()[0]
|
|
self.assertTrue(isinstance(b.value, (int, long)))
|
|
|
|
def test_coercing(self):
|
|
BigInt.objects.create(value ='10')
|
|
b = BigInt.objects.get(value = '10')
|
|
self.assertEqual(b.value, 10)
|
|
|
|
class TypeCoercionTests(django.test.TestCase):
|
|
"""
|
|
Test that database lookups can accept the wrong types and convert
|
|
them with no error: especially on Postgres 8.3+ which does not do
|
|
automatic casting at the DB level. See #10015.
|
|
|
|
"""
|
|
def test_lookup_integer_in_charfield(self):
|
|
self.assertEquals(Post.objects.filter(title=9).count(), 0)
|
|
|
|
def test_lookup_integer_in_textfield(self):
|
|
self.assertEquals(Post.objects.filter(body=24).count(), 0)
|
|
|