django1/tests/forms_tests/field_tests/test_emailfield.py

62 lines
2.7 KiB
Python

from django.core.exceptions import ValidationError
from django.forms import EmailField
from django.test import SimpleTestCase
from . import FormFieldAssertionsMixin
class EmailFieldTest(FormFieldAssertionsMixin, SimpleTestCase):
def test_emailfield_1(self):
f = EmailField()
self.assertWidgetRendersTo(f, '<input type="email" name="f" id="id_f" required>')
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean('')
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean(None)
self.assertEqual('person@example.com', f.clean('person@example.com'))
with self.assertRaisesMessage(ValidationError, "'Enter a valid email address.'"):
f.clean('foo')
self.assertEqual(
'local@domain.with.idn.xyz\xe4\xf6\xfc\xdfabc.part.com',
f.clean('local@domain.with.idn.xyzäöüßabc.part.com')
)
def test_email_regexp_for_performance(self):
f = EmailField()
# Check for runaway regex security problem. This will take a long time
# if the security fix isn't in place.
addr = 'viewx3dtextx26qx3d@yahoo.comx26latlngx3d15854521645943074058'
self.assertEqual(addr, f.clean(addr))
def test_emailfield_not_required(self):
f = EmailField(required=False)
self.assertEqual('', f.clean(''))
self.assertEqual('', f.clean(None))
self.assertEqual('person@example.com', f.clean('person@example.com'))
self.assertEqual('example@example.com', f.clean(' example@example.com \t \t '))
with self.assertRaisesMessage(ValidationError, "'Enter a valid email address.'"):
f.clean('foo')
def test_emailfield_min_max_length(self):
f = EmailField(min_length=10, max_length=15)
self.assertWidgetRendersTo(
f,
'<input id="id_f" type="email" name="f" maxlength="15" minlength="10" required>',
)
with self.assertRaisesMessage(ValidationError, "'Ensure this value has at least 10 characters (it has 9).'"):
f.clean('a@foo.com')
self.assertEqual('alf@foo.com', f.clean('alf@foo.com'))
with self.assertRaisesMessage(ValidationError, "'Ensure this value has at most 15 characters (it has 20).'"):
f.clean('alf123456788@foo.com')
def test_emailfield_strip_on_none_value(self):
f = EmailField(required=False, empty_value=None)
self.assertIsNone(f.clean(''))
self.assertIsNone(f.clean(None))
def test_emailfield_unable_to_set_strip_kwarg(self):
msg = "__init__() got multiple values for keyword argument 'strip'"
with self.assertRaisesMessage(TypeError, msg):
EmailField(strip=False)