1
0
mirror of https://github.com/django/django.git synced 2025-01-10 18:36:05 +00:00
django/tests/forms_tests/tests/test_util.py

112 lines
4.8 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import unicode_literals
import copy
from django.core.exceptions import ValidationError
from django.forms.utils import flatatt, ErrorDict, ErrorList
from django.test import TestCase
from django.utils.safestring import mark_safe
from django.utils import six
from django.utils.translation import ugettext_lazy
from django.utils.encoding import python_2_unicode_compatible
class FormsUtilTestCase(TestCase):
# Tests for forms/utils.py module.
def test_flatatt(self):
###########
# flatatt #
###########
self.assertEqual(flatatt({'id': "header"}), ' id="header"')
self.assertEqual(flatatt({'class': "news", 'title': "Read this"}), ' class="news" title="Read this"')
self.assertEqual(flatatt({'class': "news", 'title': "Read this", 'required': "required"}), ' class="news" required="required" title="Read this"')
self.assertEqual(flatatt({'class': "news", 'title': "Read this", 'required': True}), ' class="news" title="Read this" required')
self.assertEqual(flatatt({'class': "news", 'title': "Read this", 'required': False}), ' class="news" title="Read this"')
self.assertEqual(flatatt({}), '')
def test_flatatt_no_side_effects(self):
"""
Fixes #23883 -- Check that flatatt does not modify the dict passed in
"""
attrs = {'foo': 'bar', 'true': True, 'false': False}
attrs_copy = copy.copy(attrs)
self.assertEqual(attrs, attrs_copy)
first_run = flatatt(attrs)
self.assertEqual(attrs, attrs_copy)
self.assertEqual(first_run, ' foo="bar" true')
second_run = flatatt(attrs)
self.assertEqual(attrs, attrs_copy)
self.assertEqual(first_run, second_run)
def test_validation_error(self):
###################
# ValidationError #
###################
# Can take a string.
self.assertHTMLEqual(str(ErrorList(ValidationError("There was an error.").messages)),
'<ul class="errorlist"><li>There was an error.</li></ul>')
# Can take a unicode string.
self.assertHTMLEqual(six.text_type(ErrorList(ValidationError("Not \u03C0.").messages)),
'<ul class="errorlist"><li>Not π.</li></ul>')
# Can take a lazy string.
self.assertHTMLEqual(str(ErrorList(ValidationError(ugettext_lazy("Error.")).messages)),
'<ul class="errorlist"><li>Error.</li></ul>')
# Can take a list.
self.assertHTMLEqual(str(ErrorList(ValidationError(["Error one.", "Error two."]).messages)),
'<ul class="errorlist"><li>Error one.</li><li>Error two.</li></ul>')
# Can take a mixture in a list.
self.assertHTMLEqual(str(ErrorList(ValidationError(["First error.", "Not \u03C0.", ugettext_lazy("Error.")]).messages)),
'<ul class="errorlist"><li>First error.</li><li>Not π.</li><li>Error.</li></ul>')
@python_2_unicode_compatible
class VeryBadError:
def __str__(self):
return "A very bad error."
# Can take a non-string.
self.assertHTMLEqual(str(ErrorList(ValidationError(VeryBadError()).messages)),
'<ul class="errorlist"><li>A very bad error.</li></ul>')
# Escapes non-safe input but not input marked safe.
example = 'Example of link: <a href="http://www.example.com/">example</a>'
self.assertHTMLEqual(str(ErrorList([example])),
'<ul class="errorlist"><li>Example of link: &lt;a href=&quot;http://www.example.com/&quot;&gt;example&lt;/a&gt;</li></ul>')
self.assertHTMLEqual(str(ErrorList([mark_safe(example)])),
'<ul class="errorlist"><li>Example of link: <a href="http://www.example.com/">example</a></li></ul>')
self.assertHTMLEqual(str(ErrorDict({'name': example})),
'<ul class="errorlist"><li>nameExample of link: &lt;a href=&quot;http://www.example.com/&quot;&gt;example&lt;/a&gt;</li></ul>')
self.assertHTMLEqual(str(ErrorDict({'name': mark_safe(example)})),
'<ul class="errorlist"><li>nameExample of link: <a href="http://www.example.com/">example</a></li></ul>')
def test_error_dict_copy(self):
e = ErrorDict()
e['__all__'] = ErrorList([
ValidationError(
message='message %(i)s',
params={'i': 1},
),
ValidationError(
message='message %(i)s',
params={'i': 2},
),
])
e_copy = copy.copy(e)
self.assertEqual(e, e_copy)
self.assertEqual(e.as_data(), e_copy.as_data())
e_deepcopy = copy.deepcopy(e)
self.assertEqual(e, e_deepcopy)
self.assertEqual(e.as_data(), e_copy.as_data())