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.assertEqual(f.max_length, 320)
self.assertWidgetRendersTo(
f, '<input type="email" name="f" id="id_f" maxlength="320" required>'
)with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean("")
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean(None)
self.assertEqual("[email protected]", f.clean("[email protected]"))
with self.assertRaisesMessage(
ValidationError, "'Enter a valid email address.'"
):f.clean("foo")
self.assertEqual(
"[email protected]\xe4\xf6\xfc\xdfabc.part.com",
f.clean("[email protected]äöüßabc.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 = "[email protected]"
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("[email protected]", f.clean("[email protected]"))
self.assertEqual(
"[email protected]", f.clean(" [email protected] \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("[email protected]")
self.assertEqual("[email protected]", f.clean("[email protected]"))
with self.assertRaisesMessage(
ValidationError,"'Ensure this value has at most 15 characters (it has 20).'",
):f.clean("[email protected]")
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)