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from django.core import checks
from django.db import models
from django.test import SimpleTestCase
from django.test.utils import isolate_apps
@isolate_apps('invalid_models_tests')
class DeprecatedFieldsTests(SimpleTestCase):
def test_IPAddressField_deprecated(self):
class IPAddressModel(models.Model):
ip = models.IPAddressField()
model = IPAddressModel()
self.assertEqual(
model.check(),
[checks.Error(
'IPAddressField has been removed except for support in '
'historical migrations.',
hint='Use GenericIPAddressField instead.',
obj=IPAddressModel._meta.get_field('ip'),
id='fields.E900',
)],
)
def test_CommaSeparatedIntegerField_deprecated(self):
class CommaSeparatedIntegerModel(models.Model):
csi = models.CommaSeparatedIntegerField(max_length=64)
model = CommaSeparatedIntegerModel()
self.assertEqual(
model.check(),
[checks.Error(
'CommaSeparatedIntegerField is removed except for support in '
'historical migrations.',
hint='Use CharField(validators=[validate_comma_separated_integer_list]) instead.',
obj=CommaSeparatedIntegerModel._meta.get_field('csi'),
id='fields.E901',
)],
)
def test_nullbooleanfield_deprecated(self):
class NullBooleanFieldModel(models.Model):
nb = models.NullBooleanField()
model = NullBooleanFieldModel()
self.assertEqual(model.check(), [
checks.Warning(
'NullBooleanField is deprecated. Support for it (except in '
'historical migrations) will be removed in Django 4.0.',
hint='Use BooleanField(null=True) instead.',
obj=NullBooleanFieldModel._meta.get_field('nb'),
id='fields.W903',
),
])
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