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# -*- coding: utf-8 -*-
from __future__ import unicode_literals
from django.core.exceptions import ValidationError
from django.forms.util 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/util.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({}), '')
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: <a href="http://www.example.com/">example</a></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: <a href="http://www.example.com/">example</a></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>')
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