from django.forms import EmailField, ValidationError from django.test import SimpleTestCase from . import FormFieldAssertionsMixin class EmailFieldTest(FormFieldAssertionsMixin, SimpleTestCase): def test_emailfield_1(self): f = EmailField() self.assertWidgetRendersTo(f, '') 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, '', ) 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(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)