From 609eaf130d2d9eac109aefa59bfced32b67b9eb1 Mon Sep 17 00:00:00 2001 From: Joseph Kocherhans Date: Tue, 25 Sep 2007 00:08:38 +0000 Subject: newforms-admin: Merged to [6416] git-svn-id: http://code.djangoproject.com/svn/django/branches/newforms-admin@6417 bcc190cf-cafb-0310-a4f2-bffc1f526a37 --- tests/regressiontests/forms/widgets.py | 848 +++++++++++++++++++++++++++++++++ 1 file changed, 848 insertions(+) create mode 100644 tests/regressiontests/forms/widgets.py (limited to 'tests/regressiontests/forms/widgets.py') diff --git a/tests/regressiontests/forms/widgets.py b/tests/regressiontests/forms/widgets.py new file mode 100644 index 0000000000..1c3e873963 --- /dev/null +++ b/tests/regressiontests/forms/widgets.py @@ -0,0 +1,848 @@ +# -*- coding: utf-8 -*- +tests = r""" +>>> from django.newforms import * +>>> from django.newforms.widgets import RadioFieldRenderer +>>> import datetime +>>> import time +>>> import re +>>> try: +... from decimal import Decimal +... except ImportError: +... from django.utils._decimal import Decimal + +########### +# Widgets # +########### + +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. + +# TextInput Widget ############################################################ + +>>> w = TextInput() +>>> w.render('email', '') +u'' +>>> w.render('email', None) +u'' +>>> w.render('email', 'test@example.com') +u'' +>>> w.render('email', 'some "quoted" & ampersanded value') +u'' +>>> w.render('email', 'test@example.com', attrs={'class': 'fun'}) +u'' + +# Note that doctest in Python 2.4 (and maybe 2.5?) doesn't support non-ascii +# characters in output, so we're displaying the repr() here. +>>> w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}) +u'' + +You can also pass 'attrs' to the constructor: +>>> w = TextInput(attrs={'class': 'fun'}) +>>> w.render('email', '') +u'' +>>> w.render('email', 'foo@example.com') +u'' + +'attrs' passed to render() get precedence over those passed to the constructor: +>>> w = TextInput(attrs={'class': 'pretty'}) +>>> w.render('email', '', attrs={'class': 'special'}) +u'' + +# PasswordInput Widget ############################################################ + +>>> w = PasswordInput() +>>> w.render('email', '') +u'' +>>> w.render('email', None) +u'' +>>> w.render('email', 'test@example.com') +u'' +>>> w.render('email', 'some "quoted" & ampersanded value') +u'' +>>> w.render('email', 'test@example.com', attrs={'class': 'fun'}) +u'' + +You can also pass 'attrs' to the constructor: +>>> w = PasswordInput(attrs={'class': 'fun'}) +>>> w.render('email', '') +u'' +>>> w.render('email', 'foo@example.com') +u'' + +'attrs' passed to render() get precedence over those passed to the constructor: +>>> w = PasswordInput(attrs={'class': 'pretty'}) +>>> w.render('email', '', attrs={'class': 'special'}) +u'' + +>>> w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}) +u'' + +The render_value argument lets you specify whether the widget should render +its value. You may want to do this for security reasons. +>>> w = PasswordInput(render_value=True) +>>> w.render('email', 'secret') +u'' +>>> w = PasswordInput(render_value=False) +>>> w.render('email', '') +u'' +>>> w.render('email', None) +u'' +>>> w.render('email', 'secret') +u'' +>>> w = PasswordInput(attrs={'class': 'fun'}, render_value=False) +>>> w.render('email', 'secret') +u'' + +# HiddenInput Widget ############################################################ + +>>> w = HiddenInput() +>>> w.render('email', '') +u'' +>>> w.render('email', None) +u'' +>>> w.render('email', 'test@example.com') +u'' +>>> w.render('email', 'some "quoted" & ampersanded value') +u'' +>>> w.render('email', 'test@example.com', attrs={'class': 'fun'}) +u'' + +You can also pass 'attrs' to the constructor: +>>> w = HiddenInput(attrs={'class': 'fun'}) +>>> w.render('email', '') +u'' +>>> w.render('email', 'foo@example.com') +u'' + +'attrs' passed to render() get precedence over those passed to the constructor: +>>> w = HiddenInput(attrs={'class': 'pretty'}) +>>> w.render('email', '', attrs={'class': 'special'}) +u'' + +>>> w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}) +u'' + +'attrs' passed to render() get precedence over those passed to the constructor: +>>> w = HiddenInput(attrs={'class': 'pretty'}) +>>> w.render('email', '', attrs={'class': 'special'}) +u'' + +# MultipleHiddenInput Widget ################################################## + +>>> w = MultipleHiddenInput() +>>> w.render('email', []) +u'' +>>> w.render('email', None) +u'' +>>> w.render('email', ['test@example.com']) +u'' +>>> w.render('email', ['some "quoted" & ampersanded value']) +u'' +>>> w.render('email', ['test@example.com', 'foo@example.com']) +u'\n' +>>> w.render('email', ['test@example.com'], attrs={'class': 'fun'}) +u'' +>>> w.render('email', ['test@example.com', 'foo@example.com'], attrs={'class': 'fun'}) +u'\n' + +You can also pass 'attrs' to the constructor: +>>> w = MultipleHiddenInput(attrs={'class': 'fun'}) +>>> w.render('email', []) +u'' +>>> w.render('email', ['foo@example.com']) +u'' +>>> w.render('email', ['foo@example.com', 'test@example.com']) +u'\n' + +'attrs' passed to render() get precedence over those passed to the constructor: +>>> w = MultipleHiddenInput(attrs={'class': 'pretty'}) +>>> w.render('email', ['foo@example.com'], attrs={'class': 'special'}) +u'' + +>>> w.render('email', ['ŠĐĆŽćžšđ'], attrs={'class': 'fun'}) +u'' + +'attrs' passed to render() get precedence over those passed to the constructor: +>>> w = MultipleHiddenInput(attrs={'class': 'pretty'}) +>>> w.render('email', ['foo@example.com'], attrs={'class': 'special'}) +u'' + +# FileInput Widget ############################################################ + +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() +>>> w.render('email', '') +u'' +>>> w.render('email', None) +u'' +>>> w.render('email', 'test@example.com') +u'' +>>> w.render('email', 'some "quoted" & ampersanded value') +u'' +>>> w.render('email', 'test@example.com', attrs={'class': 'fun'}) +u'' + +You can also pass 'attrs' to the constructor: +>>> w = FileInput(attrs={'class': 'fun'}) +>>> w.render('email', '') +u'' +>>> w.render('email', 'foo@example.com') +u'' + +>>> w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}) +u'' + +# Textarea Widget ############################################################# + +>>> w = Textarea() +>>> w.render('msg', '') +u'' +>>> w.render('msg', None) +u'' +>>> w.render('msg', 'value') +u'' +>>> w.render('msg', 'some "quoted" & ampersanded value') +u'' +>>> w.render('msg', 'value', attrs={'class': 'pretty', 'rows': 20}) +u'' + +You can also pass 'attrs' to the constructor: +>>> w = Textarea(attrs={'class': 'pretty'}) +>>> w.render('msg', '') +u'' +>>> w.render('msg', 'example') +u'' + +'attrs' passed to render() get precedence over those passed to the constructor: +>>> w = Textarea(attrs={'class': 'pretty'}) +>>> w.render('msg', '', attrs={'class': 'special'}) +u'' + +>>> w.render('msg', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'}) +u'' + +# CheckboxInput Widget ######################################################## + +>>> w = CheckboxInput() +>>> w.render('is_cool', '') +u'' +>>> w.render('is_cool', None) +u'' +>>> w.render('is_cool', False) +u'' +>>> w.render('is_cool', True) +u'' + +Using any value that's not in ('', None, False, True) will check the checkbox +and set the 'value' attribute. +>>> w.render('is_cool', 'foo') +u'' + +>>> w.render('is_cool', False, attrs={'class': 'pretty'}) +u'' + +You can also pass 'attrs' to the constructor: +>>> w = CheckboxInput(attrs={'class': 'pretty'}) +>>> w.render('is_cool', '') +u'' + +'attrs' passed to render() get precedence over those passed to the constructor: +>>> w = CheckboxInput(attrs={'class': 'pretty'}) +>>> w.render('is_cool', '', attrs={'class': 'special'}) +u'' + +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')) +>>> w.render('greeting', '') +u'' +>>> w.render('greeting', 'hello') +u'' +>>> w.render('greeting', 'hello there') +u'' +>>> w.render('greeting', 'hello & goodbye') +u'' + +A subtlety: If the 'check_test' argument cannot handle a value and raises any +exception during its __call__, then the exception will be swallowed and the box +will not be checked. In this example, the 'check_test' assumes the value has a +startswith() method, which fails for the values True, False and None. +>>> w.render('greeting', True) +u'' +>>> w.render('greeting', False) +u'' +>>> w.render('greeting', None) +u'' + +# Select Widget ############################################################### + +>>> w = Select() +>>> print w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If the value is None, none of the options are selected: +>>> print w.render('beatle', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If the value corresponds to a label (but not to an option value), none of the options are selected: +>>> print w.render('beatle', 'John', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +The value is compared to its str(): +>>> print w.render('num', 2, choices=[('1', '1'), ('2', '2'), ('3', '3')]) + +>>> print w.render('num', '2', choices=[(1, 1), (2, 2), (3, 3)]) + +>>> print w.render('num', 2, choices=[(1, 1), (2, 2), (3, 3)]) + + +The 'choices' argument can be any iterable: +>>> from itertools import chain +>>> def get_choices(): +... for i in range(5): +... yield (i, i) +>>> print w.render('num', 2, choices=get_choices()) + +>>> 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() +>>> f.as_table() +u'' +>>> f.as_table() +u'' +>>> f = SomeForm({'somechoice': 2}) +>>> f.as_table() +u'' + +You can also pass 'choices' to the constructor: +>>> w = Select(choices=[(1, 1), (2, 2), (3, 3)]) +>>> print w.render('num', 2) + + +If 'choices' is passed to both the constructor and render(), then they'll both be in the output: +>>> print w.render('num', 2, choices=[(4, 4), (5, 5)]) + + +>>> w.render('email', 'ŠĐĆŽćžšđ', choices=[('ŠĐĆŽćžšđ', 'ŠĐabcĆŽćžšđ'), ('ćžšđ', 'abcćžšđ')]) +u'' + +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()) +>>> print w.render('num', 2) + +>>> print w.render('num', 3) + + +# NullBooleanSelect Widget #################################################### + +>>> w = NullBooleanSelect() +>>> print w.render('is_cool', True) + +>>> print w.render('is_cool', False) + +>>> print w.render('is_cool', None) + +>>> print w.render('is_cool', '2') + +>>> print w.render('is_cool', '3') + + +""" + \ +r""" # [This concatenation is to keep the string below the jython's 32K limit]. +# SelectMultiple Widget ####################################################### + +>>> w = SelectMultiple() +>>> print w.render('beatles', ['J'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + +>>> print w.render('beatles', ['J', 'P'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + +>>> print w.render('beatles', ['J', 'P', 'R'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If the value is None, none of the options are selected: +>>> print w.render('beatles', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If the value corresponds to a label (but not to an option value), none of the options are selected: +>>> print w.render('beatles', ['John'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If multiple values are given, but some of them are not valid, the valid ones are selected: +>>> print w.render('beatles', ['J', 'G', 'foo'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +The value is compared to its str(): +>>> print w.render('nums', [2], choices=[('1', '1'), ('2', '2'), ('3', '3')]) + +>>> print w.render('nums', ['2'], choices=[(1, 1), (2, 2), (3, 3)]) + +>>> print w.render('nums', [2], choices=[(1, 1), (2, 2), (3, 3)]) + + +The 'choices' argument can be any iterable: +>>> def get_choices(): +... for i in range(5): +... yield (i, i) +>>> print w.render('nums', [2], choices=get_choices()) + + +You can also pass 'choices' to the constructor: +>>> w = SelectMultiple(choices=[(1, 1), (2, 2), (3, 3)]) +>>> print w.render('nums', [2]) + + +If 'choices' is passed to both the constructor and render(), then they'll both be in the output: +>>> print w.render('nums', [2], choices=[(4, 4), (5, 5)]) + + +>>> w.render('nums', ['ŠĐĆŽćžšđ'], choices=[('ŠĐĆŽćžšđ', 'ŠĐabcĆŽćžšđ'), ('ćžšđ', 'abcćžšđ')]) +u'' + +# RadioSelect Widget ########################################################## + +>>> w = RadioSelect() +>>> print w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If the value is None, none of the options are checked: +>>> print w.render('beatle', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If the value corresponds to a label (but not to an option value), none of the options are checked: +>>> print w.render('beatle', 'John', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +The value is compared to its str(): +>>> print w.render('num', 2, choices=[('1', '1'), ('2', '2'), ('3', '3')]) + +>>> print w.render('num', '2', choices=[(1, 1), (2, 2), (3, 3)]) + +>>> print w.render('num', 2, choices=[(1, 1), (2, 2), (3, 3)]) + + +The 'choices' argument can be any iterable: +>>> def get_choices(): +... for i in range(5): +... yield (i, i) +>>> print w.render('num', 2, choices=get_choices()) + + +You can also pass 'choices' to the constructor: +>>> w = RadioSelect(choices=[(1, 1), (2, 2), (3, 3)]) +>>> print w.render('num', 2) + + +If 'choices' is passed to both the constructor and render(), then they'll both be in the output: +>>> print w.render('num', 2, choices=[(4, 4), (5, 5)]) + + +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'))) +>>> for inp in r: +... print inp + + + + +>>> for inp in r: +... print '%s
' % inp +
+
+
+
+>>> for inp in r: +... print '

%s %s

' % (inp.tag(), inp.choice_label) +

John

+

Paul

+

George

+

Ringo

+>>> for inp in r: +... print '%s %s %s %s %s' % (inp.name, inp.value, inp.choice_value, inp.choice_label, inp.is_checked()) +beatle J J John True +beatle J P Paul False +beatle J G George False +beatle J R Ringo False + +You can create your own custom renderers for RadioSelect to use. +>>> class MyRenderer(RadioFieldRenderer): +... def render(self): +... return u'
\n'.join([unicode(choice) for choice in self]) +>>> w = RadioSelect(renderer=MyRenderer) +>>> print w.render('beatle', 'G', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) +
+
+
+ + +A RadioFieldRenderer object also allows index access to individual RadioInput +objects. +>>> w = RadioSelect() +>>> r = w.get_renderer('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) +>>> print r[1] + +>>> print r[0] + +>>> r[0].is_checked() +True +>>> r[1].is_checked() +False +>>> r[1].name, r[1].value, r[1].choice_value, r[1].choice_label +('beatle', u'J', u'P', u'Paul') +>>> r[10] +Traceback (most recent call last): +... +IndexError: list index out of range + +# Unicode choices are correctly rendered as HTML +>>> w = RadioSelect() +>>> unicode(w.render('email', 'ŠĐĆŽćžšđ', choices=[('ŠĐĆŽćžšđ', 'ŠĐabcĆŽćžšđ'), ('ćžšđ', 'abcćžšđ')])) +u'' + +# Attributes provided at instantiation are passed to the constituent inputs +>>> w = RadioSelect(attrs={'id':'foo'}) +>>> print w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +# Attributes provided at render-time are passed to the constituent inputs +>>> w = RadioSelect() +>>> print w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo')), attrs={'id':'bar'}) + + +# CheckboxSelectMultiple Widget ############################################### + +>>> w = CheckboxSelectMultiple() +>>> print w.render('beatles', ['J'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + +>>> print w.render('beatles', ['J', 'P'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + +>>> print w.render('beatles', ['J', 'P', 'R'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If the value is None, none of the options are selected: +>>> print w.render('beatles', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If the value corresponds to a label (but not to an option value), none of the options are selected: +>>> print w.render('beatles', ['John'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +If multiple values are given, but some of them are not valid, the valid ones are selected: +>>> print w.render('beatles', ['J', 'G', 'foo'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) + + +The value is compared to its str(): +>>> print w.render('nums', [2], choices=[('1', '1'), ('2', '2'), ('3', '3')]) + +>>> print w.render('nums', ['2'], choices=[(1, 1), (2, 2), (3, 3)]) + +>>> print w.render('nums', [2], choices=[(1, 1), (2, 2), (3, 3)]) + + +The 'choices' argument can be any iterable: +>>> def get_choices(): +... for i in range(5): +... yield (i, i) +>>> print w.render('nums', [2], choices=get_choices()) + + +You can also pass 'choices' to the constructor: +>>> w = CheckboxSelectMultiple(choices=[(1, 1), (2, 2), (3, 3)]) +>>> print w.render('nums', [2]) + + +If 'choices' is passed to both the constructor and render(), then they'll both be in the output: +>>> print w.render('nums', [2], choices=[(4, 4), (5, 5)]) + + +>>> w.render('nums', ['ŠĐĆŽćžšđ'], choices=[('ŠĐĆŽćžšđ', 'ŠĐabcĆŽćžšđ'), ('ćžšđ', 'abcćžšđ')]) +u'' + +# MultiWidget ################################################################# + +>>> class MyMultiWidget(MultiWidget): +... def decompress(self, value): +... if value: +... return value.split('__') +... return ['', ''] +... def format_output(self, rendered_widgets): +... return u'
'.join(rendered_widgets) +>>> w = MyMultiWidget(widgets=(TextInput(attrs={'class': 'big'}), TextInput(attrs={'class': 'small'}))) +>>> w.render('name', ['john', 'lennon']) +u'
' +>>> w.render('name', 'john__lennon') +u'
' +>>> w.render('name', 'john__lennon', attrs={'id':'foo'}) +u'
' +>>> w = MyMultiWidget(widgets=(TextInput(attrs={'class': 'big'}), TextInput(attrs={'class': 'small'})), attrs={'id': 'bar'}) +>>> w.render('name', ['john', 'lennon']) +u'
' + +# SplitDateTimeWidget ######################################################### + +>>> w = SplitDateTimeWidget() +>>> w.render('date', '') +u'' +>>> w.render('date', None) +u'' +>>> w.render('date', datetime.datetime(2006, 1, 10, 7, 30)) +u'' +>>> w.render('date', [datetime.date(2006, 1, 10), datetime.time(7, 30)]) +u'' + +You can also pass 'attrs' to the constructor. In this case, the attrs will be +included on both widgets. +>>> w = SplitDateTimeWidget(attrs={'class': 'pretty'}) +>>> w.render('date', datetime.datetime(2006, 1, 10, 7, 30)) +u'' +""" -- cgit v1.3