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django/tests/forms_tests/tests/test_widgets.py

1981 lines
102 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import unicode_literals
import copy
import datetime
from django.contrib.admin.tests import AdminSeleniumWebDriverTestCase
from django.core.files.uploadedfile import SimpleUploadedFile
from django.core.urlresolvers import reverse
from django.forms import (
BooleanField, CharField, CheckboxInput, CheckboxSelectMultiple,
ChoiceField, ClearableFileInput, DateField, DateInput, DateTimeInput,
FileInput, Form, HiddenInput, MultipleChoiceField, MultipleHiddenInput,
MultiValueField, MultiWidget, NullBooleanSelect, PasswordInput,
RadioSelect, Select, SelectDateWidget, SelectMultiple, SplitDateTimeField,
SplitDateTimeWidget, Textarea, TextInput, TimeInput, ValidationError,
)
from django.forms.widgets import (
ChoiceFieldRenderer, ChoiceInput, RadioFieldRenderer,
)
from django.test import TestCase, override_settings
from django.utils import six, translation
from django.utils.dates import MONTHS_AP
from django.utils.encoding import force_text, python_2_unicode_compatible
from django.utils.safestring import SafeData, mark_safe
from ..models import Article
class FormsWidgetTests(TestCase):
# Each Widget class corresponds to an HTML form widget. A Widget knows how to
# render itself, given a field name and some data. Widgets don't perform
# validation.
def test_textinput(self):
w = TextInput()
self.assertHTMLEqual(w.render('email', ''), '<input type="text" name="email" />')
self.assertHTMLEqual(w.render('email', None), '<input type="text" name="email" />')
self.assertHTMLEqual(w.render('email', 'test@example.com'), '<input type="text" name="email" value="test@example.com" />')
self.assertHTMLEqual(w.render('email', 'some "quoted" & ampersanded value'), '<input type="text" name="email" value="some &quot;quoted&quot; &amp; ampersanded value" />')
self.assertHTMLEqual(w.render('email', 'test@example.com', attrs={'class': 'fun'}), '<input type="text" name="email" value="test@example.com" class="fun" />')
self.assertHTMLEqual(w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}), '<input type="text" name="email" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" class="fun" />')
# You can also pass 'attrs' to the constructor:
w = TextInput(attrs={'class': 'fun', 'type': 'email'})
self.assertHTMLEqual(w.render('email', ''), '<input type="email" class="fun" name="email" />')
self.assertHTMLEqual(w.render('email', 'foo@example.com'), '<input type="email" class="fun" value="foo@example.com" name="email" />')
# 'attrs' passed to render() get precedence over those passed to the constructor:
w = TextInput(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('email', '', attrs={'class': 'special'}), '<input type="text" class="special" name="email" />')
# 'attrs' can be safe-strings if needed)
w = TextInput(attrs={'onBlur': mark_safe("function('foo')")})
self.assertHTMLEqual(w.render('email', ''), '<input onBlur="function(\'foo\')" type="text" name="email" />')
def test_passwordinput(self):
w = PasswordInput()
self.assertHTMLEqual(w.render('email', ''), '<input type="password" name="email" />')
self.assertHTMLEqual(w.render('email', None), '<input type="password" name="email" />')
self.assertHTMLEqual(w.render('email', 'secret'), '<input type="password" name="email" />')
# The render_value argument lets you specify whether the widget should render
# its value. For security reasons, this is off by default.
w = PasswordInput(render_value=True)
self.assertHTMLEqual(w.render('email', ''), '<input type="password" name="email" />')
self.assertHTMLEqual(w.render('email', None), '<input type="password" name="email" />')
self.assertHTMLEqual(w.render('email', 'test@example.com'), '<input type="password" name="email" value="test@example.com" />')
self.assertHTMLEqual(w.render('email', 'some "quoted" & ampersanded value'), '<input type="password" name="email" value="some &quot;quoted&quot; &amp; ampersanded value" />')
self.assertHTMLEqual(w.render('email', 'test@example.com', attrs={'class': 'fun'}), '<input type="password" name="email" value="test@example.com" class="fun" />')
# You can also pass 'attrs' to the constructor:
w = PasswordInput(attrs={'class': 'fun'}, render_value=True)
self.assertHTMLEqual(w.render('email', ''), '<input type="password" class="fun" name="email" />')
self.assertHTMLEqual(w.render('email', 'foo@example.com'), '<input type="password" class="fun" value="foo@example.com" name="email" />')
# 'attrs' passed to render() get precedence over those passed to the constructor:
w = PasswordInput(attrs={'class': 'pretty'}, render_value=True)
self.assertHTMLEqual(w.render('email', '', attrs={'class': 'special'}), '<input type="password" class="special" name="email" />')
self.assertHTMLEqual(w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}), '<input type="password" class="fun" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" name="email" />')
def test_hiddeninput(self):
w = HiddenInput()
self.assertHTMLEqual(w.render('email', ''), '<input type="hidden" name="email" />')
self.assertHTMLEqual(w.render('email', None), '<input type="hidden" name="email" />')
self.assertHTMLEqual(w.render('email', 'test@example.com'), '<input type="hidden" name="email" value="test@example.com" />')
self.assertHTMLEqual(w.render('email', 'some "quoted" & ampersanded value'), '<input type="hidden" name="email" value="some &quot;quoted&quot; &amp; ampersanded value" />')
self.assertHTMLEqual(w.render('email', 'test@example.com', attrs={'class': 'fun'}), '<input type="hidden" name="email" value="test@example.com" class="fun" />')
# You can also pass 'attrs' to the constructor:
w = HiddenInput(attrs={'class': 'fun'})
self.assertHTMLEqual(w.render('email', ''), '<input type="hidden" class="fun" name="email" />')
self.assertHTMLEqual(w.render('email', 'foo@example.com'), '<input type="hidden" class="fun" value="foo@example.com" name="email" />')
# 'attrs' passed to render() get precedence over those passed to the constructor:
w = HiddenInput(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('email', '', attrs={'class': 'special'}), '<input type="hidden" class="special" name="email" />')
self.assertHTMLEqual(w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}), '<input type="hidden" class="fun" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" name="email" />')
# 'attrs' passed to render() get precedence over those passed to the constructor:
w = HiddenInput(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('email', '', attrs={'class': 'special'}), '<input type="hidden" class="special" name="email" />')
# Boolean values are rendered to their string forms ("True" and "False").
w = HiddenInput()
self.assertHTMLEqual(w.render('get_spam', False), '<input type="hidden" name="get_spam" value="False" />')
self.assertHTMLEqual(w.render('get_spam', True), '<input type="hidden" name="get_spam" value="True" />')
def test_multiplehiddeninput(self):
w = MultipleHiddenInput()
self.assertHTMLEqual(w.render('email', []), '')
self.assertHTMLEqual(w.render('email', None), '')
self.assertHTMLEqual(w.render('email', ['test@example.com']), '<input type="hidden" name="email" value="test@example.com" />')
self.assertHTMLEqual(w.render('email', ['some "quoted" & ampersanded value']), '<input type="hidden" name="email" value="some &quot;quoted&quot; &amp; ampersanded value" />')
self.assertHTMLEqual(w.render('email', ['test@example.com', 'foo@example.com']), '<input type="hidden" name="email" value="test@example.com" />\n<input type="hidden" name="email" value="foo@example.com" />')
self.assertHTMLEqual(w.render('email', ['test@example.com'], attrs={'class': 'fun'}), '<input type="hidden" name="email" value="test@example.com" class="fun" />')
self.assertHTMLEqual(w.render('email', ['test@example.com', 'foo@example.com'], attrs={'class': 'fun'}), '<input type="hidden" name="email" value="test@example.com" class="fun" />\n<input type="hidden" name="email" value="foo@example.com" class="fun" />')
# You can also pass 'attrs' to the constructor:
w = MultipleHiddenInput(attrs={'class': 'fun'})
self.assertHTMLEqual(w.render('email', []), '')
self.assertHTMLEqual(w.render('email', ['foo@example.com']), '<input type="hidden" class="fun" value="foo@example.com" name="email" />')
self.assertHTMLEqual(w.render('email', ['foo@example.com', 'test@example.com']), '<input type="hidden" class="fun" value="foo@example.com" name="email" />\n<input type="hidden" class="fun" value="test@example.com" name="email" />')
# 'attrs' passed to render() get precedence over those passed to the constructor:
w = MultipleHiddenInput(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('email', ['foo@example.com'], attrs={'class': 'special'}), '<input type="hidden" class="special" value="foo@example.com" name="email" />')
self.assertHTMLEqual(w.render('email', ['ŠĐĆŽćžšđ'], attrs={'class': 'fun'}), '<input type="hidden" class="fun" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" name="email" />')
# 'attrs' passed to render() get precedence over those passed to the constructor:
w = MultipleHiddenInput(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('email', ['foo@example.com'], attrs={'class': 'special'}), '<input type="hidden" class="special" value="foo@example.com" name="email" />')
# Each input gets a separate ID.
w = MultipleHiddenInput()
self.assertHTMLEqual(w.render('letters', list('abc'), attrs={'id': 'hideme'}), '<input type="hidden" name="letters" value="a" id="hideme_0" />\n<input type="hidden" name="letters" value="b" id="hideme_1" />\n<input type="hidden" name="letters" value="c" id="hideme_2" />')
def test_fileinput(self):
# FileInput widgets don't ever show the value, because the old value is of no use
# if you are updating the form or if the provided file generated an error.
w = FileInput()
self.assertHTMLEqual(w.render('email', ''), '<input type="file" name="email" />')
self.assertHTMLEqual(w.render('email', None), '<input type="file" name="email" />')
self.assertHTMLEqual(w.render('email', 'test@example.com'), '<input type="file" name="email" />')
self.assertHTMLEqual(w.render('email', 'some "quoted" & ampersanded value'), '<input type="file" name="email" />')
self.assertHTMLEqual(w.render('email', 'test@example.com', attrs={'class': 'fun'}), '<input type="file" name="email" class="fun" />')
# You can also pass 'attrs' to the constructor:
w = FileInput(attrs={'class': 'fun'})
self.assertHTMLEqual(w.render('email', ''), '<input type="file" class="fun" name="email" />')
self.assertHTMLEqual(w.render('email', 'foo@example.com'), '<input type="file" class="fun" name="email" />')
self.assertHTMLEqual(w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}), '<input type="file" class="fun" name="email" />')
def test_textarea(self):
w = Textarea()
self.assertHTMLEqual(w.render('msg', ''), '<textarea rows="10" cols="40" name="msg"></textarea>')
self.assertHTMLEqual(w.render('msg', None), '<textarea rows="10" cols="40" name="msg"></textarea>')
self.assertHTMLEqual(w.render('msg', 'value'), '<textarea rows="10" cols="40" name="msg">value</textarea>')
self.assertHTMLEqual(w.render('msg', 'some "quoted" & ampersanded value'), '<textarea rows="10" cols="40" name="msg">some &quot;quoted&quot; &amp; ampersanded value</textarea>')
self.assertHTMLEqual(w.render('msg', mark_safe('pre &quot;quoted&quot; value')), '<textarea rows="10" cols="40" name="msg">pre &quot;quoted&quot; value</textarea>')
self.assertHTMLEqual(w.render('msg', 'value', attrs={'class': 'pretty', 'rows': 20}), '<textarea class="pretty" rows="20" cols="40" name="msg">value</textarea>')
# You can also pass 'attrs' to the constructor:
w = Textarea(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('msg', ''), '<textarea rows="10" cols="40" name="msg" class="pretty"></textarea>')
self.assertHTMLEqual(w.render('msg', 'example'), '<textarea rows="10" cols="40" name="msg" class="pretty">example</textarea>')
# 'attrs' passed to render() get precedence over those passed to the constructor:
w = Textarea(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('msg', '', attrs={'class': 'special'}), '<textarea rows="10" cols="40" name="msg" class="special"></textarea>')
self.assertHTMLEqual(w.render('msg', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}), '<textarea rows="10" cols="40" name="msg" class="fun">\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111</textarea>')
def test_checkboxinput(self):
w = CheckboxInput()
self.assertHTMLEqual(w.render('is_cool', ''), '<input type="checkbox" name="is_cool" />')
self.assertHTMLEqual(w.render('is_cool', None), '<input type="checkbox" name="is_cool" />')
self.assertHTMLEqual(w.render('is_cool', False), '<input type="checkbox" name="is_cool" />')
self.assertHTMLEqual(w.render('is_cool', True), '<input checked="checked" type="checkbox" name="is_cool" />')
# Using any value that's not in ('', None, False, True) will check the checkbox
# and set the 'value' attribute.
self.assertHTMLEqual(w.render('is_cool', 'foo'), '<input checked="checked" type="checkbox" name="is_cool" value="foo" />')
self.assertHTMLEqual(w.render('is_cool', False, attrs={'class': 'pretty'}), '<input type="checkbox" name="is_cool" class="pretty" />')
# regression for #17114
self.assertHTMLEqual(w.render('is_cool', 0), '<input checked="checked" type="checkbox" name="is_cool" value="0" />')
self.assertHTMLEqual(w.render('is_cool', 1), '<input checked="checked" type="checkbox" name="is_cool" value="1" />')
# You can also pass 'attrs' to the constructor:
w = CheckboxInput(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('is_cool', ''), '<input type="checkbox" class="pretty" name="is_cool" />')
# 'attrs' passed to render() get precedence over those passed to the constructor:
w = CheckboxInput(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('is_cool', '', attrs={'class': 'special'}), '<input type="checkbox" class="special" name="is_cool" />')
# You can pass 'check_test' to the constructor. This is a callable that takes the
# value and returns True if the box should be checked.
w = CheckboxInput(check_test=lambda value: value.startswith('hello'))
self.assertHTMLEqual(w.render('greeting', ''), '<input type="checkbox" name="greeting" />')
self.assertHTMLEqual(w.render('greeting', 'hello'), '<input checked="checked" type="checkbox" name="greeting" value="hello" />')
self.assertHTMLEqual(w.render('greeting', 'hello there'), '<input checked="checked" type="checkbox" name="greeting" value="hello there" />')
self.assertHTMLEqual(w.render('greeting', 'hello & goodbye'), '<input checked="checked" type="checkbox" name="greeting" value="hello &amp; goodbye" />')
# Ticket #17888: calling check_test shouldn't swallow exceptions
with self.assertRaises(AttributeError):
w.render('greeting', True)
# The CheckboxInput widget will return False if the key is not found in the data
# dictionary (because HTML form submission doesn't send any result for unchecked
# checkboxes).
self.assertFalse(w.value_from_datadict({}, {}, 'testing'))
value = w.value_from_datadict({'testing': '0'}, {}, 'testing')
self.assertIsInstance(value, bool)
self.assertTrue(value)
def test_select(self):
w = Select()
self.assertHTMLEqual(w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select name="beatle">
<option value="J" selected="selected">John</option>
<option value="P">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>""")
# If the value is None, none of the options are selected:
self.assertHTMLEqual(w.render('beatle', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select name="beatle">
<option value="J">John</option>
<option value="P">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>""")
# If the value corresponds to a label (but not to an option value), none of the options are selected:
self.assertHTMLEqual(w.render('beatle', 'John', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select name="beatle">
<option value="J">John</option>
<option value="P">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>""")
# Only one option can be selected, see #8103:
self.assertHTMLEqual(w.render('choices', '0', choices=(('0', '0'), ('1', '1'), ('2', '2'), ('3', '3'), ('0', 'extra'))), """<select name="choices">
<option value="0" selected="selected">0</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="0">extra</option>
</select>""")
# The value is compared to its str():
self.assertHTMLEqual(w.render('num', 2, choices=[('1', '1'), ('2', '2'), ('3', '3')]), """<select name="num">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
</select>""")
self.assertHTMLEqual(w.render('num', '2', choices=[(1, 1), (2, 2), (3, 3)]), """<select name="num">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
</select>""")
self.assertHTMLEqual(w.render('num', 2, choices=[(1, 1), (2, 2), (3, 3)]), """<select name="num">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
</select>""")
# The 'choices' argument can be any iterable:
from itertools import chain
def get_choices():
for i in range(5):
yield (i, i)
self.assertHTMLEqual(w.render('num', 2, choices=get_choices()), """<select name="num">
<option value="0">0</option>
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
<option value="4">4</option>
</select>""")
things = ({'id': 1, 'name': 'And Boom'}, {'id': 2, 'name': 'One More Thing!'})
class SomeForm(Form):
somechoice = ChoiceField(choices=chain((('', '-' * 9),), [(thing['id'], thing['name']) for thing in things]))
f = SomeForm()
self.assertHTMLEqual(f.as_table(), '<tr><th><label for="id_somechoice">Somechoice:</label></th><td><select name="somechoice" id="id_somechoice">\n<option value="" selected="selected">---------</option>\n<option value="1">And Boom</option>\n<option value="2">One More Thing!</option>\n</select></td></tr>')
self.assertHTMLEqual(f.as_table(), '<tr><th><label for="id_somechoice">Somechoice:</label></th><td><select name="somechoice" id="id_somechoice">\n<option value="" selected="selected">---------</option>\n<option value="1">And Boom</option>\n<option value="2">One More Thing!</option>\n</select></td></tr>')
f = SomeForm({'somechoice': 2})
self.assertHTMLEqual(f.as_table(), '<tr><th><label for="id_somechoice">Somechoice:</label></th><td><select name="somechoice" id="id_somechoice">\n<option value="">---------</option>\n<option value="1">And Boom</option>\n<option value="2" selected="selected">One More Thing!</option>\n</select></td></tr>')
# You can also pass 'choices' to the constructor:
w = Select(choices=[(1, 1), (2, 2), (3, 3)])
self.assertHTMLEqual(w.render('num', 2), """<select name="num">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
</select>""")
# If 'choices' is passed to both the constructor and render(), then they'll both be in the output:
self.assertHTMLEqual(w.render('num', 2, choices=[(4, 4), (5, 5)]), """<select name="num">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>""")
# Choices are escaped correctly
self.assertHTMLEqual(w.render('escape', None, choices=(('bad', 'you & me'), ('good', mark_safe('you &gt; me')))), """<select name="escape">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="bad">you &amp; me</option>
<option value="good">you &gt; me</option>
</select>""")
# Unicode choices are correctly rendered as HTML
self.assertHTMLEqual(w.render('email', 'ŠĐĆŽćžšđ', choices=[('ŠĐĆŽćžšđ', 'ŠĐabcĆŽćžšđ'), ('ćžšđ', 'abcćžšđ')]), '<select name="email">\n<option value="1">1</option>\n<option value="2">2</option>\n<option value="3">3</option>\n<option value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" selected="selected">\u0160\u0110abc\u0106\u017d\u0107\u017e\u0161\u0111</option>\n<option value="\u0107\u017e\u0161\u0111">abc\u0107\u017e\u0161\u0111</option>\n</select>')
# If choices is passed to the constructor and is a generator, it can be iterated
# over multiple times without getting consumed:
w = Select(choices=get_choices())
self.assertHTMLEqual(w.render('num', 2), """<select name="num">
<option value="0">0</option>
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
<option value="4">4</option>
</select>""")
self.assertHTMLEqual(w.render('num', 3), """<select name="num">
<option value="0">0</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3" selected="selected">3</option>
<option value="4">4</option>
</select>""")
# Choices can be nested one level in order to create HTML optgroups:
w.choices = (
('outer1', 'Outer 1'),
('Group "1"', (('inner1', 'Inner 1'), ('inner2', 'Inner 2'))),
)
self.assertHTMLEqual(w.render('nestchoice', None), """<select name="nestchoice">
<option value="outer1">Outer 1</option>
<optgroup label="Group &quot;1&quot;">
<option value="inner1">Inner 1</option>
<option value="inner2">Inner 2</option>
</optgroup>
</select>""")
self.assertHTMLEqual(w.render('nestchoice', 'outer1'), """<select name="nestchoice">
<option value="outer1" selected="selected">Outer 1</option>
<optgroup label="Group &quot;1&quot;">
<option value="inner1">Inner 1</option>
<option value="inner2">Inner 2</option>
</optgroup>
</select>""")
self.assertHTMLEqual(w.render('nestchoice', 'inner1'), """<select name="nestchoice">
<option value="outer1">Outer 1</option>
<optgroup label="Group &quot;1&quot;">
<option value="inner1" selected="selected">Inner 1</option>
<option value="inner2">Inner 2</option>
</optgroup>
</select>""")
def test_nullbooleanselect(self):
w = NullBooleanSelect()
self.assertTrue(w.render('is_cool', True), """<select name="is_cool">
<option value="1">Unknown</option>
<option value="2" selected="selected">Yes</option>
<option value="3">No</option>
</select>""")
self.assertHTMLEqual(w.render('is_cool', False), """<select name="is_cool">
<option value="1">Unknown</option>
<option value="2">Yes</option>
<option value="3" selected="selected">No</option>
</select>""")
self.assertHTMLEqual(w.render('is_cool', None), """<select name="is_cool">
<option value="1" selected="selected">Unknown</option>
<option value="2">Yes</option>
<option value="3">No</option>
</select>""")
self.assertHTMLEqual(w.render('is_cool', '2'), """<select name="is_cool">
<option value="1">Unknown</option>
<option value="2" selected="selected">Yes</option>
<option value="3">No</option>
</select>""")
self.assertHTMLEqual(w.render('is_cool', '3'), """<select name="is_cool">
<option value="1">Unknown</option>
<option value="2">Yes</option>
<option value="3" selected="selected">No</option>
</select>""")
def test_selectmultiple(self):
w = SelectMultiple()
self.assertHTMLEqual(w.render('beatles', ['J'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles">
<option value="J" selected="selected">John</option>
<option value="P">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>""")
self.assertHTMLEqual(w.render('beatles', ['J', 'P'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles">
<option value="J" selected="selected">John</option>
<option value="P" selected="selected">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>""")
self.assertHTMLEqual(w.render('beatles', ['J', 'P', 'R'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles">
<option value="J" selected="selected">John</option>
<option value="P" selected="selected">Paul</option>
<option value="G">George</option>
<option value="R" selected="selected">Ringo</option>
</select>""")
# If the value is None, none of the options are selected:
self.assertHTMLEqual(w.render('beatles', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles">
<option value="J">John</option>
<option value="P">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>""")
# If the value corresponds to a label (but not to an option value), none of the options are selected:
self.assertHTMLEqual(w.render('beatles', ['John'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles">
<option value="J">John</option>
<option value="P">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>""")
# Multiple options (with the same value) can be selected, see #8103:
self.assertHTMLEqual(w.render('choices', ['0'], choices=(('0', '0'), ('1', '1'), ('2', '2'), ('3', '3'), ('0', 'extra'))), """<select multiple="multiple" name="choices">
<option value="0" selected="selected">0</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="0" selected="selected">extra</option>
</select>""")
# If multiple values are given, but some of them are not valid, the valid ones are selected:
self.assertHTMLEqual(w.render('beatles', ['J', 'G', 'foo'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles">
<option value="J" selected="selected">John</option>
<option value="P">Paul</option>
<option value="G" selected="selected">George</option>
<option value="R">Ringo</option>
</select>""")
# The value is compared to its str():
self.assertHTMLEqual(w.render('nums', [2], choices=[('1', '1'), ('2', '2'), ('3', '3')]), """<select multiple="multiple" name="nums">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
</select>""")
self.assertHTMLEqual(w.render('nums', ['2'], choices=[(1, 1), (2, 2), (3, 3)]), """<select multiple="multiple" name="nums">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
</select>""")
self.assertHTMLEqual(w.render('nums', [2], choices=[(1, 1), (2, 2), (3, 3)]), """<select multiple="multiple" name="nums">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
</select>""")
# The 'choices' argument can be any iterable:
def get_choices():
for i in range(5):
yield (i, i)
self.assertHTMLEqual(w.render('nums', [2], choices=get_choices()), """<select multiple="multiple" name="nums">
<option value="0">0</option>
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
<option value="4">4</option>
</select>""")
# You can also pass 'choices' to the constructor:
w = SelectMultiple(choices=[(1, 1), (2, 2), (3, 3)])
self.assertHTMLEqual(w.render('nums', [2]), """<select multiple="multiple" name="nums">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
</select>""")
# If 'choices' is passed to both the constructor and render(), then they'll both be in the output:
self.assertHTMLEqual(w.render('nums', [2], choices=[(4, 4), (5, 5)]), """<select multiple="multiple" name="nums">
<option value="1">1</option>
<option value="2" selected="selected">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>""")
# Choices are escaped correctly
self.assertHTMLEqual(w.render('escape', None, choices=(('bad', 'you & me'), ('good', mark_safe('you &gt; me')))), """<select multiple="multiple" name="escape">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="bad">you &amp; me</option>
<option value="good">you &gt; me</option>
</select>""")
# Unicode choices are correctly rendered as HTML
self.assertHTMLEqual(w.render('nums', ['ŠĐĆŽćžšđ'], choices=[('ŠĐĆŽćžšđ', 'ŠĐabcĆŽćžšđ'), ('ćžšđ', 'abcćžšđ')]), '<select multiple="multiple" name="nums">\n<option value="1">1</option>\n<option value="2">2</option>\n<option value="3">3</option>\n<option value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" selected="selected">\u0160\u0110abc\u0106\u017d\u0107\u017e\u0161\u0111</option>\n<option value="\u0107\u017e\u0161\u0111">abc\u0107\u017e\u0161\u0111</option>\n</select>')
# Choices can be nested one level in order to create HTML optgroups:
w.choices = (('outer1', 'Outer 1'), ('Group "1"', (('inner1', 'Inner 1'), ('inner2', 'Inner 2'))))
self.assertHTMLEqual(w.render('nestchoice', None), """<select multiple="multiple" name="nestchoice">
<option value="outer1">Outer 1</option>
<optgroup label="Group &quot;1&quot;">
<option value="inner1">Inner 1</option>
<option value="inner2">Inner 2</option>
</optgroup>
</select>""")
self.assertHTMLEqual(w.render('nestchoice', ['outer1']), """<select multiple="multiple" name="nestchoice">
<option value="outer1" selected="selected">Outer 1</option>
<optgroup label="Group &quot;1&quot;">
<option value="inner1">Inner 1</option>
<option value="inner2">Inner 2</option>
</optgroup>
</select>""")
self.assertHTMLEqual(w.render('nestchoice', ['inner1']), """<select multiple="multiple" name="nestchoice">
<option value="outer1">Outer 1</option>
<optgroup label="Group &quot;1&quot;">
<option value="inner1" selected="selected">Inner 1</option>
<option value="inner2">Inner 2</option>
</optgroup>
</select>""")
self.assertHTMLEqual(w.render('nestchoice', ['outer1', 'inner2']), """<select multiple="multiple" name="nestchoice">
<option value="outer1" selected="selected">Outer 1</option>
<optgroup label="Group &quot;1&quot;">
<option value="inner1">Inner 1</option>
<option value="inner2" selected="selected">Inner 2</option>
</optgroup>
</select>""")
def test_radioselect(self):
w = RadioSelect()
self.assertHTMLEqual(w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input checked="checked" type="radio" name="beatle" value="J" /> John</label></li>
<li><label><input type="radio" name="beatle" value="P" /> Paul</label></li>
<li><label><input type="radio" name="beatle" value="G" /> George</label></li>
<li><label><input type="radio" name="beatle" value="R" /> Ringo</label></li>
</ul>""")
# If the value is None, none of the options are checked:
self.assertHTMLEqual(w.render('beatle', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input type="radio" name="beatle" value="J" /> John</label></li>
<li><label><input type="radio" name="beatle" value="P" /> Paul</label></li>
<li><label><input type="radio" name="beatle" value="G" /> George</label></li>
<li><label><input type="radio" name="beatle" value="R" /> Ringo</label></li>
</ul>""")
# If the value corresponds to a label (but not to an option value), none of the options are checked:
self.assertHTMLEqual(w.render('beatle', 'John', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input type="radio" name="beatle" value="J" /> John</label></li>
<li><label><input type="radio" name="beatle" value="P" /> Paul</label></li>
<li><label><input type="radio" name="beatle" value="G" /> George</label></li>
<li><label><input type="radio" name="beatle" value="R" /> Ringo</label></li>
</ul>""")
# The value is compared to its str():
self.assertHTMLEqual(w.render('num', 2, choices=[('1', '1'), ('2', '2'), ('3', '3')]), """<ul>
<li><label><input type="radio" name="num" value="1" /> 1</label></li>
<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li>
<li><label><input type="radio" name="num" value="3" /> 3</label></li>
</ul>""")
self.assertHTMLEqual(w.render('num', '2', choices=[(1, 1), (2, 2), (3, 3)]), """<ul>
<li><label><input type="radio" name="num" value="1" /> 1</label></li>
<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li>
<li><label><input type="radio" name="num" value="3" /> 3</label></li>
</ul>""")
self.assertHTMLEqual(w.render('num', 2, choices=[(1, 1), (2, 2), (3, 3)]), """<ul>
<li><label><input type="radio" name="num" value="1" /> 1</label></li>
<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li>
<li><label><input type="radio" name="num" value="3" /> 3</label></li>
</ul>""")
# The 'choices' argument can be any iterable:
def get_choices():
for i in range(5):
yield (i, i)
self.assertHTMLEqual(w.render('num', 2, choices=get_choices()), """<ul>
<li><label><input type="radio" name="num" value="0" /> 0</label></li>
<li><label><input type="radio" name="num" value="1" /> 1</label></li>
<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li>
<li><label><input type="radio" name="num" value="3" /> 3</label></li>
<li><label><input type="radio" name="num" value="4" /> 4</label></li>
</ul>""")
# You can also pass 'choices' to the constructor:
w = RadioSelect(choices=[(1, 1), (2, 2), (3, 3)])
self.assertHTMLEqual(w.render('num', 2), """<ul>
<li><label><input type="radio" name="num" value="1" /> 1</label></li>
<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li>
<li><label><input type="radio" name="num" value="3" /> 3</label></li>
</ul>""")
# If 'choices' is passed to both the constructor and render(), then they'll both be in the output:
self.assertHTMLEqual(w.render('num', 2, choices=[(4, 4), (5, 5)]), """<ul>
<li><label><input type="radio" name="num" value="1" /> 1</label></li>
<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li>
<li><label><input type="radio" name="num" value="3" /> 3</label></li>
<li><label><input type="radio" name="num" value="4" /> 4</label></li>
<li><label><input type="radio" name="num" value="5" /> 5</label></li>
</ul>""")
# Choices are escaped correctly
w = RadioSelect()
self.assertHTMLEqual(w.render('escape', None, choices=(('bad', 'you & me'), ('good', mark_safe('you &gt; me')))), """<ul>
<li><label><input type="radio" name="escape" value="bad" /> you &amp; me</label></li>
<li><label><input type="radio" name="escape" value="good" /> you &gt; me</label></li>
</ul>""")
# Unicode choices are correctly rendered as HTML
w = RadioSelect()
self.assertHTMLEqual(six.text_type(w.render('email', 'ŠĐĆŽćžšđ', choices=[('ŠĐĆŽćžšđ', 'ŠĐabcĆŽćžšđ'), ('ćžšđ', 'abcćžšđ')])), '<ul>\n<li><label><input checked="checked" type="radio" name="email" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" /> \u0160\u0110abc\u0106\u017d\u0107\u017e\u0161\u0111</label></li>\n<li><label><input type="radio" name="email" value="\u0107\u017e\u0161\u0111" /> abc\u0107\u017e\u0161\u0111</label></li>\n</ul>')
# Attributes provided at instantiation are passed to the constituent inputs
w = RadioSelect(attrs={'id': 'foo'})
self.assertHTMLEqual(w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul id="foo">
<li><label for="foo_0"><input checked="checked" type="radio" id="foo_0" value="J" name="beatle" /> John</label></li>
<li><label for="foo_1"><input type="radio" id="foo_1" value="P" name="beatle" /> Paul</label></li>
<li><label for="foo_2"><input type="radio" id="foo_2" value="G" name="beatle" /> George</label></li>
<li><label for="foo_3"><input type="radio" id="foo_3" value="R" name="beatle" /> Ringo</label></li>
</ul>""")
# Attributes provided at render-time are passed to the constituent inputs
w = RadioSelect()
self.assertHTMLEqual(w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo')), attrs={'id': 'bar'}), """<ul id="bar">
<li><label for="bar_0"><input checked="checked" type="radio" id="bar_0" value="J" name="beatle" /> John</label></li>
<li><label for="bar_1"><input type="radio" id="bar_1" value="P" name="beatle" /> Paul</label></li>
<li><label for="bar_2"><input type="radio" id="bar_2" value="G" name="beatle" /> George</label></li>
<li><label for="bar_3"><input type="radio" id="bar_3" value="R" name="beatle" /> Ringo</label></li>
</ul>""")
def test_radiofieldrenderer(self):
# RadioSelect uses a RadioFieldRenderer to render the individual radio inputs.
# You can manipulate that object directly to customize the way the RadioSelect
# is rendered.
w = RadioSelect()
r = w.get_renderer('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo')))
inp_set1 = []
inp_set2 = []
inp_set3 = []
inp_set4 = []
for inp in r:
inp_set1.append(str(inp))
inp_set2.append('%s<br />' % inp)
inp_set3.append('<p>%s %s</p>' % (inp.tag(), inp.choice_label))
inp_set4.append('%s %s %s %s %s' % (inp.name, inp.value, inp.choice_value, inp.choice_label, inp.is_checked()))
self.assertHTMLEqual('\n'.join(inp_set1), """<label><input checked="checked" type="radio" name="beatle" value="J" /> John</label>
<label><input type="radio" name="beatle" value="P" /> Paul</label>
<label><input type="radio" name="beatle" value="G" /> George</label>
<label><input type="radio" name="beatle" value="R" /> Ringo</label>""")
self.assertHTMLEqual('\n'.join(inp_set2), """<label><input checked="checked" type="radio" name="beatle" value="J" /> John</label><br />
<label><input type="radio" name="beatle" value="P" /> Paul</label><br />
<label><input type="radio" name="beatle" value="G" /> George</label><br />
<label><input type="radio" name="beatle" value="R" /> Ringo</label><br />""")
self.assertHTMLEqual('\n'.join(inp_set3), """<p><input checked="checked" type="radio" name="beatle" value="J" /> John</p>
<p><input type="radio" name="beatle" value="P" /> Paul</p>
<p><input type="radio" name="beatle" value="G" /> George</p>
<p><input type="radio" name="beatle" value="R" /> Ringo</p>""")
self.assertHTMLEqual('\n'.join(inp_set4), """beatle J J John True
beatle J P Paul False
beatle J G George False
beatle J R Ringo False""")
# A RadioFieldRenderer object also allows index access to individual RadioChoiceInput
w = RadioSelect()
r = w.get_renderer('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo')))
self.assertHTMLEqual(str(r[1]), '<label><input type="radio" name="beatle" value="P" /> Paul</label>')
self.assertHTMLEqual(str(r[0]), '<label><input checked="checked" type="radio" name="beatle" value="J" /> John</label>')
self.assertTrue(r[0].is_checked())
self.assertFalse(r[1].is_checked())
self.assertEqual((r[1].name, r[1].value, r[1].choice_value, r[1].choice_label), ('beatle', 'J', 'P', 'Paul'))
# These individual widgets can accept extra attributes if manually rendered.
self.assertHTMLEqual(
r[1].render(attrs={'extra': 'value'}),
'<label><input type="radio" extra="value" name="beatle" value="P" /> Paul</label>'
)
with self.assertRaises(IndexError):
r[10]
# You can create your own custom renderers for RadioSelect to use.
class MyRenderer(RadioFieldRenderer):
def render(self):
return '<br />\n'.join(six.text_type(choice) for choice in self)
w = RadioSelect(renderer=MyRenderer)
self.assertHTMLEqual(w.render('beatle', 'G', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<label><input type="radio" name="beatle" value="J" /> John</label><br />
<label><input type="radio" name="beatle" value="P" /> Paul</label><br />
<label><input checked="checked" type="radio" name="beatle" value="G" /> George</label><br />
<label><input type="radio" name="beatle" value="R" /> Ringo</label>""")
# Or you can use custom RadioSelect fields that use your custom renderer.
class CustomRadioSelect(RadioSelect):
renderer = MyRenderer
w = CustomRadioSelect()
self.assertHTMLEqual(w.render('beatle', 'G', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<label><input type="radio" name="beatle" value="J" /> John</label><br />
<label><input type="radio" name="beatle" value="P" /> Paul</label><br />
<label><input checked="checked" type="radio" name="beatle" value="G" /> George</label><br />
<label><input type="radio" name="beatle" value="R" /> Ringo</label>""")
# You can customize rendering with outer_html/inner_html renderer variables (#22950)
class MyRenderer(RadioFieldRenderer):
outer_html = str('<div{id_attr}>{content}</div>') # str is just to test some Python 2 issue with bytestrings
inner_html = '<p>{choice_value}{sub_widgets}</p>'
w = RadioSelect(renderer=MyRenderer)
output = w.render('beatle', 'J',
choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo')),
attrs={'id': 'bar'})
self.assertIsInstance(output, SafeData)
self.assertHTMLEqual(output, """<div id="bar">
<p><label for="bar_0"><input checked="checked" type="radio" id="bar_0" value="J" name="beatle" /> John</label></p>
<p><label for="bar_1"><input type="radio" id="bar_1" value="P" name="beatle" /> Paul</label></p>
<p><label for="bar_2"><input type="radio" id="bar_2" value="G" name="beatle" /> George</label></p>
<p><label for="bar_3"><input type="radio" id="bar_3" value="R" name="beatle" /> Ringo</label></p>
</div>""")
def test_nested_choices(self):
# Choices can be nested for radio buttons:
w = RadioSelect()
w.choices = (
('unknown', 'Unknown'),
('Audio', (('vinyl', 'Vinyl'), ('cd', 'CD'))),
('Video', (('vhs', 'VHS'), ('dvd', 'DVD'))),
)
self.assertHTMLEqual(w.render('nestchoice', 'dvd', attrs={'id': 'media'}), """<ul id="media">
<li><label for="media_0"><input id="media_0" name="nestchoice" type="radio" value="unknown" /> Unknown</label></li>
<li>Audio<ul id="media_1">
<li><label for="media_1_0"><input id="media_1_0" name="nestchoice" type="radio" value="vinyl" /> Vinyl</label></li>
<li><label for="media_1_1"><input id="media_1_1" name="nestchoice" type="radio" value="cd" /> CD</label></li>
</ul></li>
<li>Video<ul id="media_2">
<li><label for="media_2_0"><input id="media_2_0" name="nestchoice" type="radio" value="vhs" /> VHS</label></li>
<li><label for="media_2_1"><input checked="checked" id="media_2_1" name="nestchoice" type="radio" value="dvd" /> DVD</label></li>
</ul></li>
</ul>""")
# Choices can be nested for checkboxes:
w = CheckboxSelectMultiple()
w.choices = (
('unknown', 'Unknown'),
('Audio', (('vinyl', 'Vinyl'), ('cd', 'CD'))),
('Video', (('vhs', 'VHS'), ('dvd', 'DVD'))),
)
self.assertHTMLEqual(w.render('nestchoice', ('vinyl', 'dvd'), attrs={'id': 'media'}), """<ul id="media">
<li><label for="media_0"><input id="media_0" name="nestchoice" type="checkbox" value="unknown" /> Unknown</label></li>
<li>Audio<ul id="media_1">
<li><label for="media_1_0"><input checked="checked" id="media_1_0" name="nestchoice" type="checkbox" value="vinyl" /> Vinyl</label></li>
<li><label for="media_1_1"><input id="media_1_1" name="nestchoice" type="checkbox" value="cd" /> CD</label></li>
</ul></li>
<li>Video<ul id="media_2">
<li><label for="media_2_0"><input id="media_2_0" name="nestchoice" type="checkbox" value="vhs" /> VHS</label></li>
<li><label for="media_2_1"><input checked="checked" id="media_2_1" name="nestchoice" type="checkbox" value="dvd" /> DVD</label></li>
</ul></li>
</ul>""")
def test_checkboxselectmultiple(self):
w = CheckboxSelectMultiple()
self.assertHTMLEqual(w.render('beatles', ['J'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input checked="checked" type="checkbox" name="beatles" value="J" /> John</label></li>
<li><label><input type="checkbox" name="beatles" value="P" /> Paul</label></li>
<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li>
<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li>
</ul>""")
self.assertHTMLEqual(w.render('beatles', ['J', 'P'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input checked="checked" type="checkbox" name="beatles" value="J" /> John</label></li>
<li><label><input checked="checked" type="checkbox" name="beatles" value="P" /> Paul</label></li>
<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li>
<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li>
</ul>""")
self.assertHTMLEqual(w.render('beatles', ['J', 'P', 'R'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input checked="checked" type="checkbox" name="beatles" value="J" /> John</label></li>
<li><label><input checked="checked" type="checkbox" name="beatles" value="P" /> Paul</label></li>
<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li>
<li><label><input checked="checked" type="checkbox" name="beatles" value="R" /> Ringo</label></li>
</ul>""")
# If the value is None, none of the options are selected:
self.assertHTMLEqual(w.render('beatles', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input type="checkbox" name="beatles" value="J" /> John</label></li>
<li><label><input type="checkbox" name="beatles" value="P" /> Paul</label></li>
<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li>
<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li>
</ul>""")
# If the value corresponds to a label (but not to an option value), none of the options are selected:
self.assertHTMLEqual(w.render('beatles', ['John'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input type="checkbox" name="beatles" value="J" /> John</label></li>
<li><label><input type="checkbox" name="beatles" value="P" /> Paul</label></li>
<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li>
<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li>
</ul>""")
# If multiple values are given, but some of them are not valid, the valid ones are selected:
self.assertHTMLEqual(w.render('beatles', ['J', 'G', 'foo'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul>
<li><label><input checked="checked" type="checkbox" name="beatles" value="J" /> John</label></li>
<li><label><input type="checkbox" name="beatles" value="P" /> Paul</label></li>
<li><label><input checked="checked" type="checkbox" name="beatles" value="G" /> George</label></li>
<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li>
</ul>""")
# The value is compared to its str():
self.assertHTMLEqual(w.render('nums', [2], choices=[('1', '1'), ('2', '2'), ('3', '3')]), """<ul>
<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li>
<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li>
<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li>
</ul>""")
self.assertHTMLEqual(w.render('nums', ['2'], choices=[(1, 1), (2, 2), (3, 3)]), """<ul>
<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li>
<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li>
<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li>
</ul>""")
self.assertHTMLEqual(w.render('nums', [2], choices=[(1, 1), (2, 2), (3, 3)]), """<ul>
<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li>
<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li>
<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li>
</ul>""")
# The 'choices' argument can be any iterable:
def get_choices():
for i in range(5):
yield (i, i)
self.assertHTMLEqual(w.render('nums', [2], choices=get_choices()), """<ul>
<li><label><input type="checkbox" name="nums" value="0" /> 0</label></li>
<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li>
<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li>
<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li>
<li><label><input type="checkbox" name="nums" value="4" /> 4</label></li>
</ul>""")
# You can also pass 'choices' to the constructor:
w = CheckboxSelectMultiple(choices=[(1, 1), (2, 2), (3, 3)])
self.assertHTMLEqual(w.render('nums', [2]), """<ul>
<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li>
<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li>
<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li>
</ul>""")
# If 'choices' is passed to both the constructor and render(), then they'll both be in the output:
self.assertHTMLEqual(w.render('nums', [2], choices=[(4, 4), (5, 5)]), """<ul>
<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li>
<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li>
<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li>
<li><label><input type="checkbox" name="nums" value="4" /> 4</label></li>
<li><label><input type="checkbox" name="nums" value="5" /> 5</label></li>
</ul>""")
# Choices are escaped correctly
self.assertHTMLEqual(w.render('escape', None, choices=(('bad', 'you & me'), ('good', mark_safe('you &gt; me')))), """<ul>
<li><label><input type="checkbox" name="escape" value="1" /> 1</label></li>
<li><label><input type="checkbox" name="escape" value="2" /> 2</label></li>
<li><label><input type="checkbox" name="escape" value="3" /> 3</label></li>
<li><label><input type="checkbox" name="escape" value="bad" /> you &amp; me</label></li>
<li><label><input type="checkbox" name="escape" value="good" /> you &gt; me</label></li>
</ul>""")
# Unicode choices are correctly rendered as HTML
self.assertHTMLEqual(w.render('nums', ['ŠĐĆŽćžšđ'], choices=[('ŠĐĆŽćžšđ', 'ŠĐabcĆŽćžšđ'), ('ćžšđ', 'abcćžšđ')]), '<ul>\n<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li>\n<li><label><input type="checkbox" name="nums" value="2" /> 2</label></li>\n<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li>\n<li><label><input checked="checked" type="checkbox" name="nums" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" /> \u0160\u0110abc\u0106\u017d\u0107\u017e\u0161\u0111</label></li>\n<li><label><input type="checkbox" name="nums" value="\u0107\u017e\u0161\u0111" /> abc\u0107\u017e\u0161\u0111</label></li>\n</ul>')
# Each input gets a separate ID
self.assertHTMLEqual(CheckboxSelectMultiple().render('letters', list('ac'), choices=zip(list('abc'), list('ABC')), attrs={'id': 'abc'}), """<ul id="abc">
<li><label for="abc_0"><input checked="checked" type="checkbox" name="letters" value="a" id="abc_0" /> A</label></li>
<li><label for="abc_1"><input type="checkbox" name="letters" value="b" id="abc_1" /> B</label></li>
<li><label for="abc_2"><input checked="checked" type="checkbox" name="letters" value="c" id="abc_2" /> C</label></li>
</ul>""")
# Each input gets a separate ID when the ID is passed to the constructor
self.assertHTMLEqual(CheckboxSelectMultiple(attrs={'id': 'abc'}).render('letters', list('ac'), choices=zip(list('abc'), list('ABC'))), """<ul id="abc">
<li><label for="abc_0"><input checked="checked" type="checkbox" name="letters" value="a" id="abc_0" /> A</label></li>
<li><label for="abc_1"><input type="checkbox" name="letters" value="b" id="abc_1" /> B</label></li>
<li><label for="abc_2"><input checked="checked" type="checkbox" name="letters" value="c" id="abc_2" /> C</label></li>
</ul>""")
w = CheckboxSelectMultiple()
r = w.get_renderer('abc', 'b', choices=[(c, c.upper()) for c in 'abc'])
# You can iterate over the CheckboxFieldRenderer to get individual elements
expected = [
'<label><input type="checkbox" name="abc" value="a" /> A</label>',
'<label><input checked="checked" type="checkbox" name="abc" value="b" /> B</label>',
'<label><input type="checkbox" name="abc" value="c" /> C</label>',
]
for output, expected in zip(r, expected):
self.assertHTMLEqual(force_text(output), expected)
# You can access individual elements
self.assertHTMLEqual(force_text(r[1]),
'<label><input checked="checked" type="checkbox" name="abc" value="b" /> B</label>')
# Out-of-range errors are propagated
with self.assertRaises(IndexError):
r[42]
def test_subwidget(self):
# Each subwidget tag gets a separate ID when the widget has an ID specified
self.assertHTMLEqual("\n".join(c.tag() for c in CheckboxSelectMultiple(attrs={'id': 'abc'}).subwidgets('letters', list('ac'), choices=zip(list('abc'), list('ABC')))), """<input checked="checked" type="checkbox" name="letters" value="a" id="abc_0" />
<input type="checkbox" name="letters" value="b" id="abc_1" />
<input checked="checked" type="checkbox" name="letters" value="c" id="abc_2" />""")
# Each subwidget tag does not get an ID if the widget does not have an ID specified
self.assertHTMLEqual("\n".join(c.tag() for c in CheckboxSelectMultiple().subwidgets('letters', list('ac'), choices=zip(list('abc'), list('ABC')))), """<input checked="checked" type="checkbox" name="letters" value="a" />
<input type="checkbox" name="letters" value="b" />
<input checked="checked" type="checkbox" name="letters" value="c" />""")
# The id_for_label property of the subwidget should return the ID that is used on the subwidget's tag
self.assertHTMLEqual("\n".join('<input type="checkbox" name="letters" value="%s" id="%s" />' % (c.choice_value, c.id_for_label) for c in CheckboxSelectMultiple(attrs={'id': 'abc'}).subwidgets('letters', [], choices=zip(list('abc'), list('ABC')))), """<input type="checkbox" name="letters" value="a" id="abc_0" />
<input type="checkbox" name="letters" value="b" id="abc_1" />
<input type="checkbox" name="letters" value="c" id="abc_2" />""")
def test_multi(self):
class MyMultiWidget(MultiWidget):
def decompress(self, value):
if value:
return value.split('__')
return ['', '']
def format_output(self, rendered_widgets):
return '<br />'.join(rendered_widgets)
w = MyMultiWidget(widgets=(TextInput(attrs={'class': 'big'}), TextInput(attrs={'class': 'small'})))
self.assertHTMLEqual(w.render('name', ['john', 'lennon']), '<input type="text" class="big" value="john" name="name_0" /><br /><input type="text" class="small" value="lennon" name="name_1" />')
self.assertHTMLEqual(w.render('name', 'john__lennon'), '<input type="text" class="big" value="john" name="name_0" /><br /><input type="text" class="small" value="lennon" name="name_1" />')
self.assertHTMLEqual(w.render('name', 'john__lennon', attrs={'id': 'foo'}), '<input id="foo_0" type="text" class="big" value="john" name="name_0" /><br /><input id="foo_1" type="text" class="small" value="lennon" name="name_1" />')
w = MyMultiWidget(widgets=(TextInput(attrs={'class': 'big'}), TextInput(attrs={'class': 'small'})), attrs={'id': 'bar'})
self.assertHTMLEqual(w.render('name', ['john', 'lennon']), '<input id="bar_0" type="text" class="big" value="john" name="name_0" /><br /><input id="bar_1" type="text" class="small" value="lennon" name="name_1" />')
# Test needs_multipart_form=True if any widget needs it
w = MyMultiWidget(widgets=(TextInput(), FileInput()))
self.assertTrue(w.needs_multipart_form)
# Test needs_multipart_form=False if no widget needs it
w = MyMultiWidget(widgets=(TextInput(), TextInput()))
self.assertFalse(w.needs_multipart_form)
def test_splitdatetime(self):
w = SplitDateTimeWidget()
self.assertHTMLEqual(w.render('date', ''), '<input type="text" name="date_0" /><input type="text" name="date_1" />')
self.assertHTMLEqual(w.render('date', None), '<input type="text" name="date_0" /><input type="text" name="date_1" />')
self.assertHTMLEqual(w.render('date', datetime.datetime(2006, 1, 10, 7, 30)), '<input type="text" name="date_0" value="2006-01-10" /><input type="text" name="date_1" value="07:30:00" />')
self.assertHTMLEqual(w.render('date', [datetime.date(2006, 1, 10), datetime.time(7, 30)]), '<input type="text" name="date_0" value="2006-01-10" /><input type="text" name="date_1" value="07:30:00" />')
# You can also pass 'attrs' to the constructor. In this case, the attrs will be
w = SplitDateTimeWidget(attrs={'class': 'pretty'})
self.assertHTMLEqual(w.render('date', datetime.datetime(2006, 1, 10, 7, 30)), '<input type="text" class="pretty" value="2006-01-10" name="date_0" /><input type="text" class="pretty" value="07:30:00" name="date_1" />')
# Use 'date_format' and 'time_format' to change the way a value is displayed.
w = SplitDateTimeWidget(date_format='%d/%m/%Y', time_format='%H:%M')
self.assertHTMLEqual(w.render('date', datetime.datetime(2006, 1, 10, 7, 30)), '<input type="text" name="date_0" value="10/01/2006" /><input type="text" name="date_1" value="07:30" />')
def test_datetimeinput(self):
w = DateTimeInput()
self.assertHTMLEqual(w.render('date', None), '<input type="text" name="date" />')
d = datetime.datetime(2007, 9, 17, 12, 51, 34, 482548)
self.assertEqual(str(d), '2007-09-17 12:51:34.482548')
# The microseconds are trimmed on display, by default.
self.assertHTMLEqual(w.render('date', d), '<input type="text" name="date" value="2007-09-17 12:51:34" />')
self.assertHTMLEqual(w.render('date', datetime.datetime(2007, 9, 17, 12, 51, 34)), '<input type="text" name="date" value="2007-09-17 12:51:34" />')
self.assertHTMLEqual(w.render('date', datetime.datetime(2007, 9, 17, 12, 51)), '<input type="text" name="date" value="2007-09-17 12:51:00" />')
# Use 'format' to change the way a value is displayed.
w = DateTimeInput(format='%d/%m/%Y %H:%M', attrs={'type': 'datetime'})
self.assertHTMLEqual(w.render('date', d), '<input type="datetime" name="date" value="17/09/2007 12:51" />')
def test_dateinput(self):
w = DateInput()
self.assertHTMLEqual(w.render('date', None), '<input type="text" name="date" />')
d = datetime.date(2007, 9, 17)
self.assertEqual(str(d), '2007-09-17')
self.assertHTMLEqual(w.render('date', d), '<input type="text" name="date" value="2007-09-17" />')
self.assertHTMLEqual(w.render('date', datetime.date(2007, 9, 17)), '<input type="text" name="date" value="2007-09-17" />')
# We should be able to initialize from a unicode value.
self.assertHTMLEqual(w.render('date', '2007-09-17'), '<input type="text" name="date" value="2007-09-17" />')
# Use 'format' to change the way a value is displayed.
w = DateInput(format='%d/%m/%Y', attrs={'type': 'date'})
self.assertHTMLEqual(w.render('date', d), '<input type="date" name="date" value="17/09/2007" />')
def test_timeinput(self):
w = TimeInput()
self.assertHTMLEqual(w.render('time', None), '<input type="text" name="time" />')
t = datetime.time(12, 51, 34, 482548)
self.assertEqual(str(t), '12:51:34.482548')
# The microseconds are trimmed on display, by default.
self.assertHTMLEqual(w.render('time', t), '<input type="text" name="time" value="12:51:34" />')
self.assertHTMLEqual(w.render('time', datetime.time(12, 51, 34)), '<input type="text" name="time" value="12:51:34" />')
self.assertHTMLEqual(w.render('time', datetime.time(12, 51)), '<input type="text" name="time" value="12:51:00" />')
# We should be able to initialize from a unicode value.
self.assertHTMLEqual(w.render('time', '13:12:11'), '<input type="text" name="time" value="13:12:11" />')
# Use 'format' to change the way a value is displayed.
w = TimeInput(format='%H:%M', attrs={'type': 'time'})
self.assertHTMLEqual(w.render('time', t), '<input type="time" name="time" value="12:51" />')
def test_splithiddendatetime(self):
from django.forms.widgets import SplitHiddenDateTimeWidget
w = SplitHiddenDateTimeWidget()
self.assertHTMLEqual(w.render('date', ''), '<input type="hidden" name="date_0" /><input type="hidden" name="date_1" />')
d = datetime.datetime(2007, 9, 17, 12, 51, 34, 482548)
self.assertHTMLEqual(str(d), '2007-09-17 12:51:34.482548')
self.assertHTMLEqual(w.render('date', d), '<input type="hidden" name="date_0" value="2007-09-17" /><input type="hidden" name="date_1" value="12:51:34" />')
self.assertHTMLEqual(w.render('date', datetime.datetime(2007, 9, 17, 12, 51, 34)), '<input type="hidden" name="date_0" value="2007-09-17" /><input type="hidden" name="date_1" value="12:51:34" />')
self.assertHTMLEqual(w.render('date', datetime.datetime(2007, 9, 17, 12, 51)), '<input type="hidden" name="date_0" value="2007-09-17" /><input type="hidden" name="date_1" value="12:51:00" />')
def test_multiwidget(self):
# MultiWidgets are widgets composed of other widgets. They are usually
# combined with MultiValueFields - a field that is composed of other fields.
# MulitWidgets can themselves be composed of other MultiWidgets.
# SplitDateTimeWidget is one example of a MultiWidget.
class ComplexMultiWidget(MultiWidget):
def __init__(self, attrs=None):
widgets = (
TextInput(),
SelectMultiple(choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))),
SplitDateTimeWidget(),
)
super(ComplexMultiWidget, self).__init__(widgets, attrs)
def decompress(self, value):
if value:
data = value.split(',')
return [data[0], list(data[1]), datetime.datetime.strptime(data[2], "%Y-%m-%d %H:%M:%S")]
return [None, None, None]
def format_output(self, rendered_widgets):
return '\n'.join(rendered_widgets)
w = ComplexMultiWidget()
self.assertHTMLEqual(
w.render('name', 'some text,JP,2007-04-25 06:24:00'),
"""
<input type="text" name="name_0" value="some text" />
<select multiple="multiple" name="name_1">
<option value="J" selected="selected">John</option>
<option value="P" selected="selected">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>
<input type="text" name="name_2_0" value="2007-04-25" />
<input type="text" name="name_2_1" value="06:24:00" />
""",
)
class ComplexField(MultiValueField):
def __init__(self, required=True, widget=None, label=None, initial=None):
fields = (
CharField(),
MultipleChoiceField(choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))),
SplitDateTimeField()
)
super(ComplexField, self).__init__(fields, required, widget, label, initial)
def compress(self, data_list):
if data_list:
return '%s,%s,%s' % (data_list[0], ''.join(data_list[1]), data_list[2])
return None
f = ComplexField(widget=w)
self.assertEqual(
f.clean(['some text', ['J', 'P'], ['2007-04-25', '6:24:00']]),
'some text,JP,2007-04-25 06:24:00',
)
with self.assertRaisesMessage(ValidationError,
"'Select a valid choice. X is not one of the available choices.'"):
f.clean(['some text', ['X'], ['2007-04-25', '6:24:00']])
# If insufficient data is provided, None is substituted
self.assertRaisesMessage(ValidationError, "'This field is required.'", f.clean, ['some text', ['JP']])
# test with no initial data
self.assertTrue(f.has_changed(None, ['some text', ['J', 'P'], ['2007-04-25', '6:24:00']]))
# test when the data is the same as initial
self.assertFalse(f.has_changed('some text,JP,2007-04-25 06:24:00',
['some text', ['J', 'P'], ['2007-04-25', '6:24:00']]))
# test when the first widget's data has changed
self.assertTrue(f.has_changed('some text,JP,2007-04-25 06:24:00',
['other text', ['J', 'P'], ['2007-04-25', '6:24:00']]))
# test when the last widget's data has changed. this ensures that it is not
# short circuiting while testing the widgets.
self.assertTrue(f.has_changed('some text,JP,2007-04-25 06:24:00',
['some text', ['J', 'P'], ['2009-04-25', '11:44:00']]))
class ComplexFieldForm(Form):
field1 = ComplexField(widget=w)
f = ComplexFieldForm()
self.assertHTMLEqual(
f.as_table(),
"""
<tr><th><label for="id_field1_0">Field1:</label></th>
<td><input type="text" name="field1_0" id="id_field1_0" />
<select multiple="multiple" name="field1_1" id="id_field1_1">
<option value="J">John</option>
<option value="P">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>
<input type="text" name="field1_2_0" id="id_field1_2_0" />
<input type="text" name="field1_2_1" id="id_field1_2_1" /></td></tr>
""",
)
f = ComplexFieldForm({
'field1_0': 'some text',
'field1_1': ['J', 'P'],
'field1_2_0': '2007-04-25',
'field1_2_1': '06:24:00',
})
self.assertHTMLEqual(
f.as_table(),
"""
<tr><th><label for="id_field1_0">Field1:</label></th>
<td><input type="text" name="field1_0" value="some text" id="id_field1_0" />
<select multiple="multiple" name="field1_1" id="id_field1_1">
<option value="J" selected="selected">John</option>
<option value="P" selected="selected">Paul</option>
<option value="G">George</option>
<option value="R">Ringo</option>
</select>
<input type="text" name="field1_2_0" value="2007-04-25" id="id_field1_2_0" />
<input type="text" name="field1_2_1" value="06:24:00" id="id_field1_2_1" /></td></tr>
""",
)
self.assertEqual(f.cleaned_data['field1'], 'some text,JP,2007-04-25 06:24:00')
def test_sub_widget_html_safe(self):
widget = TextInput()
subwidget = next(widget.subwidgets('username', 'John Doe'))
self.assertTrue(hasattr(subwidget, '__html__'))
self.assertEqual(force_text(subwidget), subwidget.__html__())
def test_choice_input_html_safe(self):
widget = ChoiceInput('choices', 'CHOICE1', {}, ('CHOICE1', 'first choice'), 0)
self.assertTrue(hasattr(ChoiceInput, '__html__'))
self.assertEqual(force_text(widget), widget.__html__())
def test_choice_field_renderer_html_safe(self):
renderer = ChoiceFieldRenderer('choices', 'CHOICE1', {}, [('CHOICE1', 'first_choice')])
renderer.choice_input_class = lambda *args: args
self.assertTrue(hasattr(ChoiceFieldRenderer, '__html__'))
self.assertEqual(force_text(renderer), renderer.__html__())
class NullBooleanSelectLazyForm(Form):
"""Form to test for lazy evaluation. Refs #17190"""
bool = BooleanField(widget=NullBooleanSelect())
@override_settings(USE_L10N=True)
class FormsI18NWidgetsTests(TestCase):
def setUp(self):
super(FormsI18NWidgetsTests, self).setUp()
translation.activate('de-at')
def tearDown(self):
translation.deactivate()
super(FormsI18NWidgetsTests, self).tearDown()
def test_datetimeinput(self):
w = DateTimeInput()
d = datetime.datetime(2007, 9, 17, 12, 51, 34, 482548)
self.assertHTMLEqual(w.render('date', d), '<input type="text" name="date" value="17.09.2007 12:51:34" />')
def test_dateinput(self):
w = DateInput()
d = datetime.date(2007, 9, 17)
self.assertHTMLEqual(w.render('date', d), '<input type="text" name="date" value="17.09.2007" />')
def test_timeinput(self):
w = TimeInput()
t = datetime.time(12, 51, 34, 482548)
self.assertHTMLEqual(w.render('time', t), '<input type="text" name="time" value="12:51:34" />')
def test_datetime_locale_aware(self):
w = DateTimeInput()
d = datetime.datetime(2007, 9, 17, 12, 51, 34, 482548)
with self.settings(USE_L10N=False):
self.assertHTMLEqual(w.render('date', d), '<input type="text" name="date" value="2007-09-17 12:51:34" />')
with translation.override('es'):
self.assertHTMLEqual(w.render('date', d), '<input type="text" name="date" value="17/09/2007 12:51:34" />')
def test_splithiddendatetime(self):
from django.forms.widgets import SplitHiddenDateTimeWidget
w = SplitHiddenDateTimeWidget()
self.assertHTMLEqual(
w.render('date', datetime.datetime(2007, 9, 17, 12, 51)),
"""
<input type="hidden" name="date_0" value="17.09.2007" />
<input type="hidden" name="date_1" value="12:51:00" />
""",
)
def test_nullbooleanselect(self):
"""
Ensure that the NullBooleanSelect widget's options are lazily
localized.
Refs #17190
"""
f = NullBooleanSelectLazyForm()
self.assertHTMLEqual(
f.fields['bool'].widget.render('id_bool', True),
"""
<select name="id_bool">
<option value="1">Unbekannt</option>
<option value="2" selected="selected">Ja</option>
<option value="3">Nein</option>
</select>
""",
)
class SelectAndTextWidget(MultiWidget):
"""
MultiWidget subclass
"""
def __init__(self, choices=[]):
widgets = [
RadioSelect(choices=choices),
TextInput
]
super(SelectAndTextWidget, self).__init__(widgets)
def _set_choices(self, choices):
"""
When choices are set for this widget, we want to pass those along to the Select widget
"""
self.widgets[0].choices = choices
def _get_choices(self):
"""
The choices for this widget are the Select widget's choices
"""
return self.widgets[0].choices
choices = property(_get_choices, _set_choices)
class WidgetTests(TestCase):
def test_12048(self):
# See ticket #12048.
w1 = SelectAndTextWidget(choices=[1, 2, 3])
w2 = copy.deepcopy(w1)
w2.choices = [4, 5, 6]
# w2 ought to be independent of w1, since MultiWidget ought
# to make a copy of its sub-widgets when it is copied.
self.assertEqual(w1.choices, [1, 2, 3])
@override_settings(ROOT_URLCONF='forms_tests.urls')
class LiveWidgetTests(AdminSeleniumWebDriverTestCase):
available_apps = ['forms_tests'] + AdminSeleniumWebDriverTestCase.available_apps
def test_textarea_trailing_newlines(self):
"""
Test that a roundtrip on a ModelForm doesn't alter the TextField value
"""
article = Article.objects.create(content="\nTst\n")
self.selenium.get('%s%s' % (self.live_server_url,
reverse('article_form', args=[article.pk])))
self.selenium.find_element_by_id('submit').submit()
article = Article.objects.get(pk=article.pk)
# Should be "\nTst\n" after #19251 is fixed
self.assertEqual(article.content, "\r\nTst\r\n")
@python_2_unicode_compatible
class FakeFieldFile(object):
"""
Quacks like a FieldFile (has a .url and unicode representation), but
doesn't require us to care about storages etc.
"""
url = 'something'
def __str__(self):
return self.url
class ClearableFileInputTests(TestCase):
def test_clear_input_renders(self):
"""
A ClearableFileInput with is_required False and rendered with
an initial value that is a file renders a clear checkbox.
"""
widget = ClearableFileInput()
widget.is_required = False
self.assertHTMLEqual(
widget.render('myfile', FakeFieldFile()),
"""
Currently: <a href="something">something</a>
<input type="checkbox" name="myfile-clear" id="myfile-clear_id" />
<label for="myfile-clear_id">Clear</label><br />
Change: <input type="file" name="myfile" />
""",
)
def test_html_escaped(self):
"""
A ClearableFileInput should escape name, filename and URL when
rendering HTML. Refs #15182.
"""
@python_2_unicode_compatible
class StrangeFieldFile(object):
url = "something?chapter=1&sect=2&copy=3&lang=en"
def __str__(self):
return '''something<div onclick="alert('oops')">.jpg'''
widget = ClearableFileInput()
field = StrangeFieldFile()
output = widget.render('my<div>file', field)
self.assertNotIn(field.url, output)
self.assertIn('href="something?chapter=1&amp;sect=2&amp;copy=3&amp;lang=en"', output)
self.assertNotIn(six.text_type(field), output)
self.assertIn('something&lt;div onclick=&quot;alert(&#39;oops&#39;)&quot;&gt;.jpg', output)
self.assertIn('my&lt;div&gt;file', output)
self.assertNotIn('my<div>file', output)
def test_clear_input_renders_only_if_not_required(self):
"""
A ClearableFileInput with is_required=False does not render a clear
checkbox.
"""
widget = ClearableFileInput()
widget.is_required = True
self.assertHTMLEqual(
widget.render('myfile', FakeFieldFile()),
"""
Currently: <a href="something">something</a> <br />
Change: <input type="file" name="myfile" />
""",
)
def test_clear_input_renders_only_if_initial(self):
"""
A ClearableFileInput instantiated with no initial value does not render
a clear checkbox.
"""
widget = ClearableFileInput()
widget.is_required = False
self.assertHTMLEqual(widget.render('myfile', None),
'<input type="file" name="myfile" />')
def test_clear_input_checked_returns_false(self):
"""
ClearableFileInput.value_from_datadict returns False if the clear
checkbox is checked, if not required.
"""
widget = ClearableFileInput()
widget.is_required = False
self.assertEqual(widget.value_from_datadict(
data={'myfile-clear': True},
files={},
name='myfile'), False)
def test_clear_input_checked_returns_false_only_if_not_required(self):
"""
ClearableFileInput.value_from_datadict never returns False if the field
is required.
"""
widget = ClearableFileInput()
widget.is_required = True
f = SimpleUploadedFile('something.txt', b'content')
self.assertEqual(widget.value_from_datadict(
data={'myfile-clear': True},
files={'myfile': f},
name='myfile'), f)
def test_render_custom_template(self):
widget = ClearableFileInput()
widget.template_with_initial = (
'%(initial_text)s: <img src="%(initial_url)s" alt="%(initial)s" /> '
'%(clear_template)s<br />%(input_text)s: %(input)s'
)
self.assertHTMLEqual(
widget.render('myfile', FakeFieldFile()),
'Currently: <img src="something" alt="something" /> '
'<input type="checkbox" name="myfile-clear" id="myfile-clear_id" /> '
'<label for="myfile-clear_id">Clear</label><br />Change: <input type="file" name="myfile" />'
)
class GetDate(Form):
mydate = DateField(widget=SelectDateWidget)
class SelectDateWidgetTests(TestCase):
# The forms library comes with some extra, higher-level Field and Widget
def test_selectdate(self):
self.maxDiff = None
w = SelectDateWidget(years=('2007', '2008', '2009', '2010', '2011', '2012', '2013', '2014', '2015', '2016'))
# Rendering the default state.
self.assertHTMLEqual(
w.render('mydate', ''),
"""
<select name="mydate_month" id="id_mydate_month">
<option value="0">---</option>
<option value="1">January</option>
<option value="2">February</option>
<option value="3">March</option>
<option value="4">April</option>
<option value="5">May</option>
<option value="6">June</option>
<option value="7">July</option>
<option value="8">August</option>
<option value="9">September</option>
<option value="10">October</option>
<option value="11">November</option>
<option value="12">December</option>
</select>
<select name="mydate_day" id="id_mydate_day">
<option value="0">---</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
<option value="13">13</option>
<option value="14">14</option>
<option value="15">15</option>
<option value="16">16</option>
<option value="17">17</option>
<option value="18">18</option>
<option value="19">19</option>
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
<option value="23">23</option>
<option value="24">24</option>
<option value="25">25</option>
<option value="26">26</option>
<option value="27">27</option>
<option value="28">28</option>
<option value="29">29</option>
<option value="30">30</option>
<option value="31">31</option>
</select>
<select name="mydate_year" id="id_mydate_year">
<option value="0">---</option>
<option value="2007">2007</option>
<option value="2008">2008</option>
<option value="2009">2009</option>
<option value="2010">2010</option>
<option value="2011">2011</option>
<option value="2012">2012</option>
<option value="2013">2013</option>
<option value="2014">2014</option>
<option value="2015">2015</option>
<option value="2016">2016</option>
</select>
""",
)
# Rendering the None or '' values should yield the same output.
self.assertHTMLEqual(w.render('mydate', None), w.render('mydate', ''))
# Rendering a string value.
self.assertHTMLEqual(
w.render('mydate', '2010-04-15'),
"""
<select name="mydate_month" id="id_mydate_month">
<option value="0">---</option>
<option value="1">January</option>
<option value="2">February</option>
<option value="3">March</option>
<option value="4" selected="selected">April</option>
<option value="5">May</option>
<option value="6">June</option>
<option value="7">July</option>
<option value="8">August</option>
<option value="9">September</option>
<option value="10">October</option>
<option value="11">November</option>
<option value="12">December</option>
</select>
<select name="mydate_day" id="id_mydate_day">
<option value="0">---</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
<option value="13">13</option>
<option value="14">14</option>
<option value="15" selected="selected">15</option>
<option value="16">16</option>
<option value="17">17</option>
<option value="18">18</option>
<option value="19">19</option>
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
<option value="23">23</option>
<option value="24">24</option>
<option value="25">25</option>
<option value="26">26</option>
<option value="27">27</option>
<option value="28">28</option>
<option value="29">29</option>
<option value="30">30</option>
<option value="31">31</option>
</select>
<select name="mydate_year" id="id_mydate_year">
<option value="0">---</option>
<option value="2007">2007</option>
<option value="2008">2008</option>
<option value="2009">2009</option>
<option value="2010" selected="selected">2010</option>
<option value="2011">2011</option>
<option value="2012">2012</option>
<option value="2013">2013</option>
<option value="2014">2014</option>
<option value="2015">2015</option>
<option value="2016">2016</option>
</select>
""",
)
# Rendering a datetime value.
self.assertHTMLEqual(w.render('mydate', datetime.date(2010, 4, 15)), w.render('mydate', '2010-04-15'))
# Invalid dates should still render the failed date.
self.assertHTMLEqual(
w.render('mydate', '2010-02-31'),
"""
<select name="mydate_month" id="id_mydate_month">
<option value="0">---</option>
<option value="1">January</option>
<option value="2" selected="selected">February</option>
<option value="3">March</option>
<option value="4">April</option>
<option value="5">May</option>
<option value="6">June</option>
<option value="7">July</option>
<option value="8">August</option>
<option value="9">September</option>
<option value="10">October</option>
<option value="11">November</option>
<option value="12">December</option>
</select>
<select name="mydate_day" id="id_mydate_day">
<option value="0">---</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
<option value="13">13</option>
<option value="14">14</option>
<option value="15">15</option>
<option value="16">16</option>
<option value="17">17</option>
<option value="18">18</option>
<option value="19">19</option>
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
<option value="23">23</option>
<option value="24">24</option>
<option value="25">25</option>
<option value="26">26</option>
<option value="27">27</option>
<option value="28">28</option>
<option value="29">29</option>
<option value="30">30</option>
<option value="31" selected="selected">31</option>
</select>
<select name="mydate_year" id="id_mydate_year">
<option value="0">---</option>
<option value="2007">2007</option>
<option value="2008">2008</option>
<option value="2009">2009</option>
<option value="2010" selected="selected">2010</option>
<option value="2011">2011</option>
<option value="2012">2012</option>
<option value="2013">2013</option>
<option value="2014">2014</option>
<option value="2015">2015</option>
<option value="2016">2016</option>
</select>
""",
)
# Rendering with a custom months dict.
w = SelectDateWidget(months=MONTHS_AP, years=('2013',))
self.assertHTMLEqual(
w.render('mydate', ''),
"""
<select name="mydate_month" id="id_mydate_month">
<option value="0">---</option>
<option value="1">Jan.</option>
<option value="2">Feb.</option>
<option value="3">March</option>
<option value="4">April</option>
<option value="5">May</option>
<option value="6">June</option>
<option value="7">July</option>
<option value="8">Aug.</option>
<option value="9">Sept.</option>
<option value="10">Oct.</option>
<option value="11">Nov.</option>
<option value="12">Dec.</option>
</select>
<select name="mydate_day" id="id_mydate_day">
<option value="0">---</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
<option value="13">13</option>
<option value="14">14</option>
<option value="15">15</option>
<option value="16">16</option>
<option value="17">17</option>
<option value="18">18</option>
<option value="19">19</option>
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
<option value="23">23</option>
<option value="24">24</option>
<option value="25">25</option>
<option value="26">26</option>
<option value="27">27</option>
<option value="28">28</option>
<option value="29">29</option>
<option value="30">30</option>
<option value="31">31</option>
</select>
<select name="mydate_year" id="id_mydate_year">
<option value="0">---</option>
<option value="2013">2013</option>
</select>
""",
)
a = GetDate({'mydate_month': '4', 'mydate_day': '1', 'mydate_year': '2008'})
self.assertTrue(a.is_valid())
self.assertEqual(a.cleaned_data['mydate'], datetime.date(2008, 4, 1))
# As with any widget that implements get_value_from_datadict,
# we must be prepared to accept the input from the "as_hidden"
# rendering as well.
self.assertHTMLEqual(
a['mydate'].as_hidden(),
'<input type="hidden" name="mydate" value="2008-4-1" id="id_mydate" />',
)
b = GetDate({'mydate': '2008-4-1'})
self.assertTrue(b.is_valid())
self.assertEqual(b.cleaned_data['mydate'], datetime.date(2008, 4, 1))
# Invalid dates shouldn't be allowed
c = GetDate({'mydate_month': '2', 'mydate_day': '31', 'mydate_year': '2010'})
self.assertFalse(c.is_valid())
self.assertEqual(c.errors, {'mydate': ['Enter a valid date.']})
# label tag is correctly associated with month dropdown
d = GetDate({'mydate_month': '1', 'mydate_day': '1', 'mydate_year': '2010'})
self.assertIn('<label for="id_mydate_month">', d.as_p())
def test_selectdate_required(self):
class GetNotRequiredDate(Form):
mydate = DateField(widget=SelectDateWidget, required=False)
class GetRequiredDate(Form):
mydate = DateField(widget=SelectDateWidget, required=True)
self.assertFalse(GetNotRequiredDate().fields['mydate'].widget.is_required)
self.assertTrue(GetRequiredDate().fields['mydate'].widget.is_required)
def test_selectdate_empty_label(self):
w = SelectDateWidget(years=('2014',), empty_label='empty_label')
# Rendering the default state with empty_label setted as string.
self.assertInHTML('<option value="0">empty_label</option>', w.render('mydate', ''), count=3)
w = SelectDateWidget(years=('2014',), empty_label=('empty_year', 'empty_month', 'empty_day'))
# Rendering the default state with empty_label tuple.
self.assertHTMLEqual(
w.render('mydate', ''),
"""
<select name="mydate_month" id="id_mydate_month">
<option value="0">empty_month</option>
<option value="1">January</option>
<option value="2">February</option>
<option value="3">March</option>
<option value="4">April</option>
<option value="5">May</option>
<option value="6">June</option>
<option value="7">July</option>
<option value="8">August</option>
<option value="9">September</option>
<option value="10">October</option>
<option value="11">November</option>
<option value="12">December</option>
</select>
<select name="mydate_day" id="id_mydate_day">
<option value="0">empty_day</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
<option value="13">13</option>
<option value="14">14</option>
<option value="15">15</option>
<option value="16">16</option>
<option value="17">17</option>
<option value="18">18</option>
<option value="19">19</option>
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
<option value="23">23</option>
<option value="24">24</option>
<option value="25">25</option>
<option value="26">26</option>
<option value="27">27</option>
<option value="28">28</option>
<option value="29">29</option>
<option value="30">30</option>
<option value="31">31</option>
</select>
<select name="mydate_year" id="id_mydate_year">
<option value="0">empty_year</option>
<option value="2014">2014</option>
</select>
""",
)
self.assertRaisesMessage(ValueError, 'empty_label list/tuple must have 3 elements.',
SelectDateWidget, years=('2014',), empty_label=('not enough', 'values'))
@override_settings(USE_L10N=True)
@translation.override('nl')
def test_l10n(self):
w = SelectDateWidget(years=('2007', '2008', '2009', '2010', '2011', '2012', '2013', '2014', '2015', '2016'))
self.assertEqual(
w.value_from_datadict({'date_year': '2010', 'date_month': '8', 'date_day': '13'}, {}, 'date'),
'13-08-2010',
)
self.assertHTMLEqual(
w.render('date', '13-08-2010'),
"""
<select name="date_day" id="id_date_day">
<option value="0">---</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
<option value="13" selected="selected">13</option>
<option value="14">14</option>
<option value="15">15</option>
<option value="16">16</option>
<option value="17">17</option>
<option value="18">18</option>
<option value="19">19</option>
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
<option value="23">23</option>
<option value="24">24</option>
<option value="25">25</option>
<option value="26">26</option>
<option value="27">27</option>
<option value="28">28</option>
<option value="29">29</option>
<option value="30">30</option>
<option value="31">31</option>
</select>
<select name="date_month" id="id_date_month">
<option value="0">---</option>
<option value="1">januari</option>
<option value="2">februari</option>
<option value="3">maart</option>
<option value="4">april</option>
<option value="5">mei</option>
<option value="6">juni</option>
<option value="7">juli</option>
<option value="8" selected="selected">augustus</option>
<option value="9">september</option>
<option value="10">oktober</option>
<option value="11">november</option>
<option value="12">december</option>
</select>
<select name="date_year" id="id_date_year">
<option value="0">---</option>
<option value="2007">2007</option>
<option value="2008">2008</option>
<option value="2009">2009</option>
<option value="2010" selected="selected">2010</option>
<option value="2011">2011</option>
<option value="2012">2012</option>
<option value="2013">2013</option>
<option value="2014">2014</option>
<option value="2015">2015</option>
<option value="2016">2016</option>
</select>
""",
)
# Even with an invalid date, the widget should reflect the entered value (#17401).
self.assertEqual(w.render('mydate', '2010-02-30').count('selected="selected"'), 3)
# Years before 1900 work
w = SelectDateWidget(years=('1899',))
self.assertEqual(
w.value_from_datadict({'date_year': '1899', 'date_month': '8', 'date_day': '13'}, {}, 'date'),
'13-08-1899',
)
@override_settings(USE_L10N=True)
@translation.override('nl')
def test_l10n_date_changed(self):
"""
Ensure that DateField.has_changed() with SelectDateWidget works
correctly with a localized date format.
Refs #17165.
"""
# With Field.show_hidden_initial=False -----------------------
b = GetDate({
'mydate_year': '2008',
'mydate_month': '4',
'mydate_day': '1',
}, initial={'mydate': datetime.date(2008, 4, 1)})
self.assertFalse(b.has_changed())
b = GetDate({
'mydate_year': '2008',
'mydate_month': '4',
'mydate_day': '2',
}, initial={'mydate': datetime.date(2008, 4, 1)})
self.assertTrue(b.has_changed())
# With Field.show_hidden_initial=True ------------------------
class GetDateShowHiddenInitial(Form):
mydate = DateField(widget=SelectDateWidget, show_hidden_initial=True)
b = GetDateShowHiddenInitial({
'mydate_year': '2008',
'mydate_month': '4',
'mydate_day': '1',
'initial-mydate': HiddenInput()._format_value(datetime.date(2008, 4, 1))
}, initial={'mydate': datetime.date(2008, 4, 1)})
self.assertFalse(b.has_changed())
b = GetDateShowHiddenInitial({
'mydate_year': '2008',
'mydate_month': '4',
'mydate_day': '22',
'initial-mydate': HiddenInput()._format_value(datetime.date(2008, 4, 1))
}, initial={'mydate': datetime.date(2008, 4, 1)})
self.assertTrue(b.has_changed())
b = GetDateShowHiddenInitial({
'mydate_year': '2008',
'mydate_month': '4',
'mydate_day': '22',
'initial-mydate': HiddenInput()._format_value(datetime.date(2008, 4, 1))
}, initial={'mydate': datetime.date(2008, 4, 22)})
self.assertTrue(b.has_changed())
b = GetDateShowHiddenInitial({
'mydate_year': '2008',
'mydate_month': '4',
'mydate_day': '22',
'initial-mydate': HiddenInput()._format_value(datetime.date(2008, 4, 22))
}, initial={'mydate': datetime.date(2008, 4, 1)})
self.assertFalse(b.has_changed())
@override_settings(USE_L10N=True)
@translation.override('nl')
def test_l10n_invalid_date_in(self):
# Invalid dates shouldn't be allowed
a = GetDate({'mydate_month': '2', 'mydate_day': '31', 'mydate_year': '2010'})
self.assertFalse(a.is_valid())
# 'Geef een geldige datum op.' = 'Enter a valid date.'
self.assertEqual(a.errors, {'mydate': ['Geef een geldige datum op.']})
@override_settings(USE_L10N=True)
@translation.override('nl')
def test_form_label_association(self):
# label tag is correctly associated with first rendered dropdown
a = GetDate({'mydate_month': '1', 'mydate_day': '1', 'mydate_year': '2010'})
self.assertIn('<label for="id_mydate_day">', a.as_p())