diff options
| -rw-r--r-- | tests/forms_tests/tests/test_validators.py | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/forms_tests/tests/test_validators.py b/tests/forms_tests/tests/test_validators.py index c5e1f1e980..52adbe8c65 100644 --- a/tests/forms_tests/tests/test_validators.py +++ b/tests/forms_tests/tests/test_validators.py @@ -1,4 +1,5 @@ import re +import types from unittest import TestCase from django import forms @@ -62,3 +63,43 @@ class TestFieldWithValidators(TestCase): form = UserForm({'full_name': 'not int nor mail'}) self.assertFalse(form.is_valid()) self.assertEqual(form.errors['full_name'], ['Enter a valid integer.', 'Enter a valid email address.']) + + +class ValidatorCustomMessageTests(TestCase): + def test_value_placeholder_with_char_field(self): + cases = [ + (validators.MaxLengthValidator(10), 11 * 'x', 'max_length'), + (validators.MinLengthValidator(10), 9 * 'x', 'min_length'), + ] + for validator, value, code in cases: + if isinstance(validator, types.FunctionType): + name = validator.__name__ + else: + name = type(validator).__name__ + with self.subTest(name, value=value): + class MyForm(forms.Form): + field = forms.CharField( + validators=[validator], + error_messages={code: '%(value)s'}, + ) + + form = MyForm({'field': value}) + self.assertIs(form.is_valid(), False) + self.assertEqual(form.errors, {'field': [value]}) + + def test_value_placeholder_with_integer_field(self): + cases = [ + (validators.MaxValueValidator(0), 1, 'max_value'), + (validators.MinValueValidator(0), -1, 'min_value'), + ] + for validator, value, code in cases: + with self.subTest(type(validator).__name__, value=value): + class MyForm(forms.Form): + field = forms.IntegerField( + validators=[validator], + error_messages={code: '%(value)s'}, + ) + + form = MyForm({'field': value}) + self.assertIs(form.is_valid(), False) + self.assertEqual(form.errors, {'field': [str(value)]}) |