django1/tests/regressiontests/forms/localflavor/utils.py

39 lines
1.5 KiB
Python

from django.core.exceptions import ValidationError
from django.core.validators import EMPTY_VALUES
from django.utils.unittest import TestCase
class LocalFlavorTestCase(TestCase):
def assertFieldOutput(self, fieldclass, valid, invalid):
"""Asserts that a field behaves correctly with various inputs.
Args:
fieldclass: the class of the field to be tested.
valid: a dictionary mapping valid inputs to their expected
cleaned values.
invalid: a dictionary mapping invalid inputs to one or more
raised error messages.
"""
required = fieldclass()
optional = fieldclass(required=False)
# test valid inputs
for input, output in valid.items():
self.assertEqual(required.clean(input), output)
self.assertEqual(optional.clean(input), output)
# test invalid inputs
for input, errors in invalid.items():
self.assertRaisesRegexp(ValidationError, unicode(errors),
required.clean, input
)
self.assertRaisesRegexp(ValidationError, unicode(errors),
optional.clean, input
)
# test required inputs
error_required = u'This field is required'
for e in EMPTY_VALUES:
self.assertRaisesRegexp(ValidationError, error_required,
required.clean, e
)
self.assertEqual(optional.clean(e), u'')